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Dräger Savina Service Manual
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Dräger Savina Service Manual

Intensive care ventilator
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T T e e s s t t C C e e r r t t i i f f i i c c a a t t e e s s
Periodic Manufacturer's
Service (PMS)
S S p p a a r r e e P P a a r r t t s s L L i i s s t t s s
Spare Parts List
5664.900 Savina
Index
Contents
Navigation
R R e e p p a a i i r r I I n n s s t t r r u u c c t t i i o o n n s s
Service Strategy
Maintenance Procedure
Service Mode
Error List
Alarm Messages
Repair Information/Error Events
Repair Procedure
Software Download
Software Versions
S S c c h h e e m m a a t t i i c c s s a a n n d d D D i i a a g g r r a a m m s s
Schematics and Diagrams
S S e e r r v v i i c c e e B B u u l l l l e e t t i i n n s s ( ( I I D D M M s s ) )
List of Service Bulletins
F F u u n n c c t t i i o o n n D D e e s s c c r r i i p p t t i i o o n n s s
Function Description
C C o o n n v v e e r r s s i i o o n n s s
List of Conversions
I I n n s s t t r r u u c c t t i i o o n n s s f f o o r r U U s s
Operating Instructions
Operating Instructions
Instructions for Use/
Operating Instructions

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Summary of Contents for Dräger Savina

  • Page 1 5664.900 Savina Index Contents Navigation T T e e s s t t C C e e r r t t i i f f i i c c a a t t e e s s R R e e p p a a i i r r I I n n s s t t r r u u c c t t i i o o n n s s...
  • Page 2 If you do not see these icons, then you have opened a "separate" file. If you want to return to start page, just close this "separate" file. Such "separate" files are, for example, "Instructions Use/Operating Manuals" and the "Spare Parts Lists". Dräger Medizintechnik GmbH Navigation Savina Version 2.0...
  • Page 3  the "Open Cross-Doc Links in Same Windo box in the "File/Preferences/General..." control page. For further information on how to use the Acrobat Reader, please refer to the Acrobat Reade Online Guide in the Acrobat Reader "Help" menu. Dräger Medizintechnik GmbH Navigation Savina Version 2.0...
  • Page 4                         ...          Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 5     ............. Test Step 13 ....74      ............. Test Step 14 ..........78     ............. Test Step 15 ......80      Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 6 ........... 100 Test Step 27              ........101   ......102           Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 7                                     Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 8    First pressure limit ........... Second pressure limit (Paw high + 5 mbar)           .......     ........  Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 9 Expiratory flow sensor not positioned correctly ..........193 Apnea ventilation ......194    ......   ........  ..........195         ...... 197    Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 10 Speed adaptation ........  No oxygen ............. 231 ...........   ......... 233 Oxygen supply high ....Charge state of internal battery ......Status of internal battery      Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 11          ....    ..... 269       ..271 "Starting aid" for charging of internal battery    Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 12          ............                        Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 13   ..................... 331 Valve PCB    ........Diaphragm PCB ........333   ............   ......   ..........Front Panel PCB     ............Display Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 14 ......... 354   .......... 358 Ventilation function ............359 ......... 360 Pneumatic safety devices ........... 360 Nebulizer function ........361 calibration function ............361 Sensors       Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 15 Device in general Composition of the inspection price: Basic unit with one expiratory valve. Additional expiratory valves must be charged separately. Software version Enter software version of Savina. Options as per rating plate BIPAP/PCV+ Autoflow Central alarm NIV (mask ventilation, SW 02.n or later)
  • Page 16 General condition 1.4.1 Accompanying d ocuments Instructions for use and medical product logbook available according to operators. 1.4.2 Device rear panel 1.4.2.1 Dust filter set Replace dust filter, if necessary. Dust filter must not be pressed together. 1.4.2.2 Ambient air filter Replace ambient-air filter, if necessary.
  • Page 17 Valve 1: Valve 2: Valve 3: Assemble each expiratory valve ready for use. 1.4.10 Savina front panel 1.4.10.1 Keypad, control knob, and display Keypad, control knob, and display are undamaged (for example, have no scratches that could affect the view).
  • Page 18 1.4.11 "Savina Mobil" trolley 1.4.11.1 Castors Wheels, of which 2 locking. Check screw fittings for secure seati ng to 25 Nm. 1.4.11.2 Trolley ac cessories Check condition and function of the following accessories (if fitted): Humidifier holder (optional) Cylinder holder (optional) "Multiple socket outlet"...
  • Page 19 1.4.16 Drug nebulizer (white housing) Additional note: The drug nebulizer, 84 05 000, (black housing), must not be used in Savina. 1.4.16.1 Condition test Check the condition of the following components: 1 Patient connection 2 Nebulizer housing 3 Gasket 4 O ring...
  • Page 20 Replacing the internal rechargeable batteries"). Next replacement:___________________ Replace batteries (rechargeable), 18 43 303, (if fitted, x2) in Savina Mobile every 2 years. Next replacement:___________________ Replace O2 filter, 84 08 208, and sealing ring, M 09 257, in valve block, complete, every 6 years.
  • Page 21 Protective earth conductor test Connect the test probe in sequence to the following test points: − Power pack ground stud − Screws on housing − Rails, at the sides of Savina (if fitted) − Oxygen connection Test value R ≤ 0.2 ohms...
  • Page 22 3.2.2 Earth leakage current test Tester Savina Mains voltage Earth leakage current test Earth leakage current test Normal condition (N.C.): I ≤ 500 µ A Single fault condition (S.F.C.): Neutral conductor interrupted: I ≤ 1000 µ A In the following steps the test is repeated, but with the power plug turned over.
  • Page 23 Patient leakage current test Patient leakage current test Connect airway temperature sensor (1) to the socket of the airway temperature sensor of Savina and to the tester. Enter serial number of the airway temperature sensor: Normal condition (N.C.): I ≤ 100 µ A Single fault condition (S.F.C.):...
  • Page 24 3.2.4.3 Earth leakage current test The test is carried out without Savina or other devices. Normal condition (N.C.): I ≤ 50 µ A Single fault condition (S.F.C.): Neutral conductor interrupted: I ≤ 100 µ A In the following steps the test is repeated, but with the power plug turned over.
  • Page 25 Equivalent device leakage current test Equivalent device leakage current test Connect airway temperature sensor (1) to the socket of the airway temperature sensor of Savina and to the tester. Connect test probe to Savina. Enter serial number of the airway temperature sensor: Subsequent measurements may exceed the first-measured value by max.
  • Page 26 Check all sockets. Test value R ≤ 0.3 ohms 3.3.4.3 Equivalent device leakage current test The test is carried out without Savina or other devices. Subsequent measurements may exceed the first-measured value by max. 50% but must at the same time be ≤ 100 µ A.
  • Page 27 Power pack Connect mains power and O2 supply. Switch on the unit. 4.1.1 Testing the "electrical supply" display The LEDs on the front of Savina show the following operating states: Mains power supply: green External battery: off Internal battery: Green: Internal rechargeable batteries are fully charged.
  • Page 28 4.1.4.1 Battery o peration s imulation Notice: Maximum test duration = 1 minute! “Connect Charge tester (Evita), complete" to d.c. voltage input of Savina (use the two lower sockets). Left side terminal: Right side terminal: (-) black (+) red Using "DC voltage source, 3 -18...
  • Page 29 "External battery" LED to light up green. Reduce the voltage from the DC source to 11 V. The LEDs on the front of Savina show the following operating states: Mains power supply: green External battery: green...
  • Page 30 4.2.2 Testing the keys Call up test steps 1 and 2 in sequence (as of SW 1.10) Check the functioning of all keys. Test value: All keys should function properly. 4.2.3 Nebulizer flow test Test Step 13: call up this test step. Connect a flowmeter tube with an oxygen scale of up to 16 L/min to the nebulizer connection.
  • Page 31 4.2.6 Testing LEDs, 7-segment displays, and LC display Call up test step 25 Set ”Test target” value to ”LED”. Test value: All LEDs should be evenly lit. Set ”Test target” value to ”LCD”. Test value: The display shows no pixel errors. Set ”Test target”...
  • Page 32 Leak test, inspiration Test set-up: Savina Pressure gauge —30 to 120 mbar Syringe Using the syringe build up a pressure of 40 mbar ±1 mbar at the in spiratory port. Test value: The volume injected via the syringe in 15...
  • Page 33 ± up a pressure of 40 mbar 2 mbar. Test set-up: Savina Pressure gauge —30 to 120 mbar Syringe Test value: The volume injected via the syringe in 15 seconds must be < 25 mL.
  • Page 34 Testing "Emergency respiratory valve D2 (emergency air valve)" Test set-up: Savina Flowmeter 10 to 120 L/min Pressure gauge —30 to 120 mbar Length of hoses up to Y-piece: 1.2 m each Switch off the unit. Through the test pressure regulator with injector set a flow of 60 L/min ±3 L/min.
  • Page 35 O2 concentration (select respective flowmeter tube). Switch on the unit. Remove the expiratory valve. Test set-up: Savina Flowmeter 0 to 0.2 L/min Test value: The flush flow must be in the range > 0.02 L/min and < 0.2 L/min.
  • Page 36 The contrast of the display changes. 4.12 Testing the micro-filter detection Remove the micro-filter The micro-filter is located on the rear panel of Savina behind the filter cover. Audible alarm sounds and display message "!!! No ambient air filter" appears.
  • Page 37 Operating mode = IPPV, AutoFlow OFF, Pmax OFF, Vt = variable, Tinsp.= 5 s, f = 6 1/min, O2 = 40 vol%, PEEP = 5 mbar, Paw alarm limit = max Test set-up: Savina Pressure gauge —30 to 120 mbar O2 analyzer Test lung...
  • Page 38 Savina must be 40 vol.% 1 vol.%. Read out Vte from "Values" menu of Savina. In order to increase the O2 concentration faster, set the frequency to f = 12 1/min and Tinsp = 2 s. As soon as the O2 concentration is reached, reset values as specified previously.
  • Page 39 Test O2 concentration using a separate O2 analyzer, e.g. Oxydig. The value indicated by ± Savina must be 80 vol.% 1 vol.%. In order to increase the O2 concentration faster, set the frequency to f = 12 1/min and Tinsp = 2 s. As soon as the O2 concentration is reached, reset values as specified previously.
  • Page 40 Test value: Test O2 concentration using a separate O2 analyzer, e.g. Oxydig. The value indicated by Savina must be 80 vol.% ±1 vol.%. Table 3: CPAP measured values PEEP setpoint in Pmax setpoint in Actual PEEP in Actual Pmax in O2 concentration in vol.% (Oxidig)
  • Page 41 Contacts "1" and "3" open. 4.17 Service hours counter and log entries Switch off Savina. Switch on Savina and, at the same time, press and hold the backlighting dim-up/dim-down key and the "Config" key until the service mode is activated (see also chapter "Service ").
  • Page 42 Report: __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________ __________________________________________________________________________________________...
  • Page 43 Annex List of service equipment for Test Certificate Table 4: Test Equipment Designation Order number Test lung 84 03 201 Patient adapter for Paw measurement 8290285 Oxydig 8304411 Pressure gauge, digital 100m bar 79 10 722 VDE tester 79 10 594 RS232 adapter, crossed 79 01 888 RS232 extension...
  • Page 44 S3.2 inspiration block inspiration block drawer unit drawer unit mixing chamber humidifier V6.1 cooler oxygen concentrator S3.1 blower V6.3 S4.1 pressure pressure S4.2 R5.1-R5.8 measuring block measuring block V7.1-V7.8 V6.2 S4.3 flush flow compressed gas nebulizer patient system patient system valve block (flow-control block) valve block (flow-control block)
  • Page 45 Neb. Pressure regulator O2 valve block Volume Pressure measuring block Return line/ pressure source O2-2 O2-1 O2 sensor Exp. block mount TSI hose *Only available in the first batch of units Insp. block...
  • Page 46 Workshop repair Test Certificate, service Minor repairs, e.g. changing documentation fuse, exchanging a module, calibration Repair in Lübeck Test Certificate, service Repair at component level documentation, design documentation Dräger Medizintechnik GmbH Service Strategy Savina Version 2.0...
  • Page 47           The O sensors and batteries are special waste items. Dispose of the O sensors an batteries in accordance with local waste disposal regulations. Dräger Medizintechnik GmbH Service Strategy Savina Version 2.0...
  • Page 48 Replacing the blower unit − Replacing the internal rechargeable batteries − Replacing the real-time clock on the Control PCB − sensors, microbial filter, diaphragm in expiratory valve and dust filter see "Instructions for Use/Operating Instructions". Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 49 • Disconnect the O compressed gas supply. • Open the unit (see "Removing the rear panel"). • Remove the micro-filter  . • Remove the drawer unit  .  Removing the micro-filter. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 50             • Remove the screws  . Removal of valve block 1  Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 51    Remove also the sealing ring from the NIST connector. Otherwise the sealing ring co be lost during further disassembly. • Remove NIST connector (if fitted) and sealing ring.  NIST connector Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 52 • Remove inspiratory flow sensor from plug-in unit and push up. Plug-in unit Inspiratory flow sensor  Removing the inspiratory flow sensor • Remove large, transparent hose (which connects valve block to plug-in unit) from the plug unit. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 53 Turning the valve block • Mark the hoses leading to the valve block. Before removing the hoses from the valve block, mark them and make a note of the fitting positions. • Remove the hoses. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 54             • Remove the connector of the O Valve PCB. Valve Removal of valve block 2  • Remove the valve block. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 55 • Remove the screws  .  Removing the filter • Remove the socket. Before removing the filter and sealing ring, make a note of the fitting position. • Remove the filter and sealing ring. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 56 "Replacing the O2 pres reducer". • Assemble the unit. Make sure not to kink any hoses during assembly. • Perform the safety check and functional check as per the Test Certificate. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 57 "Remove the valve block. Before removing the O pressure reducer from the valve block, make a note of its fit position and, after removing it, the connector layout (see underside of pressure reducer). Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 58 • Make a note of the fitting position. • Remove the O pressure reducer. • Make a note of the connector layout. • Fit the new O pressure reducer and O-rings. • Continue with "Adjusting the O2 pressure reducer". Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 59 "Switch off the unit "Remove the valve block."). • Connect the O Valve PCB to the Savina. • Connect the O pressure supply. • Connect pressure gauge, 0 to 6 bar (Use valid test equipment. The illustration shows only schematic) to the nebulizer outlet of the valve block.
  • Page 60      • Switch on Savina and start service mode (see service mode, chapter "Entering the Interna Service Mode"). • Select Test Step 13 • Switch on the nebulizer valve. To adjust the pressure reducer the control knob must be raised. After making the adjustment the control knob must be pushed down again and secured with stop varn •...
  • Page 61 • Fold away the backing plate on which the Control PCB is mounted (see "Folding away the Control PCB"). • Remove the connector  from the Motor Commutator PCB. Motor Commutator PCB  Motor Commutator PCB connector Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 62      • Remove the screws  from the fan.  Removing the fan. • Place the fan on the plate of the Control PCB. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 63      • Remove the micro-filter  . • Remove the drawer unit  .  Removing the micro-filter. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 64 • Remove inspiratory flow sensor from plug-in unit. Plug-in unit Inspiratory flow sensor  Removing the inspiratory flow sensor • Remove the fixing screws  of the blower bracket.  Slacken the blower bracket. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 65 • Push the side panel away slightly and carefully withdraw the blower out of the unit towards rear. ± • Remove the fixing screws  (screws are tighten to 1.2 Nm 0.3 Nm).  Removing the blower unit. • Remove the blower block. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 66 "Remove the fixing screws 6 (screws are tighten to 1.2 Nm ±0.3 Nm)." are tightened with to a specific torque. • Assemble the unit. • Perform the safety check and functional check as per the Test Certificate. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 67 • Open the unit (see "Removing the rear panel"). • Remove the fuse for the rechargeable batteries by levering it out carefully with a screwdriv  Removing the fuse of the rechargeable batteries. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 68                                        Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 69                     • Assemble the unit. • Perform the safety check and functional check as per the Test Certificate. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 70                 The RTC keeps information about operating hours and settings, e.g. alarms and configurations. This information must be read out and written down before replacing RTC. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 71 5 3 1 park position 6 4 2 X625 T625  Removing the RTC • Insert the brand-new RTC. • Assemble the unit. • Switch on the unit. A device malfunction is generated. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 72 The unit should not generate any device malfunction. Settings recently made should be avail The operating hours should have the same status as before replacement of the RTC. • Perform the safety check and functional check as per the Test Certificate. Dräger Medizintechnik GmbH Maintenance Procedure Savina Version 2.0...
  • Page 73 "Pneumatic diagram"). Entering the Internal Service Mode − List of test steps − Description of the test steps − − Required equipment Entering the PC Service Mode − Exiting Service Mode − Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 74              Switch on Savina and, at the same time, press and hold the backlighting dim-up/dim key and the "Config" key until the service mode is activated. Savina ...
  • Page 75 The "field" with the test step number becomes dark. The test step number is displayed reverse video. Turn the control knob. The desired test step number can be set. Press the control knob. The selected test step is activated. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 76 In this case the "Set blower revolution" box (blower speed) is active. To change the blower speed: Press the control knob. The box with the speed becomes dark. The speed is displayed in reverse video. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 77 Turn the control knob until the "Exit" box is activated. Press the control knob. The start screen page appears. The blower has stopped turning. To exit the internal service mode: Switch off Savina. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 78 Testing the emergency air valves V8/V9. Test Step 12 Testing the calibration valves for the airway pressure sensors. Test Step 13 Testing the drug nebulizer valve. Test Step 14 Testing the inspiratory and expiratory flow measurement. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 79 — Up to SW 1.01, not assigned — as of SW 1.10, display of actual status of display, 7-segment display, and LEDs. Test Step 26 — Up to SW 1.01, not assigned — as of SW 1.10, setting factory default val Test Step 27 Entering the ambient pressure. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 80 "Nebulizer", and "Not press." (not pressed). "Pressed" is displayed as soon as the key is pres This method can be used to test all keys.    — see Test Step 1 — Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 81 -15 V -14.25 V to -15.75 V Status Key: ”ext. AC-supply” ”OK” External AC voltage present. ”ext. AC-supply” ”NC” External AC voltage not present or faulty. ”ext. DC-supply” ”OK” External DC voltage present. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 82 12L /min ±1L /mi V7.2/R5.2 30L /min ±2L /min V7.6/R5.6 12L /min ±1L /mi V7.3/R5.3 30L /min ±2L /min V7.7/R5.7 3.9L /min ±0.3L / V7.4/R5.4 30L /min ±2L /min V7.8/R5.8 3.9L /min ±0.3L / Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 83 Up to SW 1.01 -> Test step 6 is used to display the O2 supply pressure "O2-supply pressure" supply source (sensor S5). The pressure must be between 2.7 bar and 6 bar. As of SW 1.10 -> Test step 6 shows the SW options available in Savina. A SW option can be deactivated with ”disable option”.
  • Page 84 The pressure sensor S4.1 (Pawinsp) indicates a press The expiratory valve is "sealed" with 30 mbar.    Connect a hose system including breathing bag to the inspiratory socket and the expiratory socket to perform this test step. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 85 (V3). The blower generates a constant flow of 10 L/min. Trigger expiratory valve with > 5 mbar. The following measured values should be displa ”Flowexp” = 1 0 L/min ±1 L/min − ”Pawexp” = ”Pawinsp” ±1.5 mbar − Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 86 D1 (Target value = 102 mbar to 110 mbar). The blower delivers a flow 30 L/min; the expiratory valve is "sealed" with 120 mbar. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 87 (S4.1, S4.2). The valves can be switched on or off. In addition, the inspiratory flow "Flowinsp inspiratory pressure "Pawinsp", and the expiratory pressure "Pawexp" are displayed. The follo approximate values are displayed: Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 88 O2 flows out of the nebulizer socket (8 L/min +5 L/min). The nebulize powered with O2.    Connect (short-circuit) the inspiratory socket and the expiratory socket with a v hose to perform this test step. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 89 Fahrenheit (° F). The temperature is measured with a temperature sensor located on the Control PCB. At normal ambient temperature, the internal device temperature is between and 45 ° C or 59 ° F and 113 ° F. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 90 VCC+15V_O2_MESS 0593 ... 0634 2.90 V ... 3.10 V Measurement signal of the +15 voltage of the O2 Diaphragm PCB/ sensors. VCC+15V_MESS 0573 ... 0655 2.80 V ... 3.20 V Measurement signal of the +15 voltage. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 91 O2 Valve PCB. V_FIO2_2 0102 ... 0205 0.50 V ... 1.00 V (if system is free from O2). Measurement signal of O2 sensor The measurement signal is proces on the O2 Diaphragm PCB. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 92 Diaphragm PCB from the battery voltage. V_PAW_REG 0123 ... 0184 0.60 V ... 0.90 V Measurement signal of control sensor S4.3. The sensor is only available in the first lot of units. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 93 0822 ... 0831 4.02 V ... 4.06 V (with flow exp. = 0). Signal of ex flow sensor S2. V_FLOW_INOP 0102 ... 0246 0.50 V ... 1.20 V Signal of expiratory flow senso Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 94 O2 Diaphragm PCB V_REF_O2 2375 ... 2539 2.900 V ... 3.100 V Reference voltage for V_TEMP_AI and V_TEMP_O2. The reference voltage is generated on the O2 Diaphragm PCB from the battery voltage. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 95 0983 ... 1310 1.200 V ... 1.600 V Temperature of O2 sensors. Th temperature measurement is locate the O2 Diaphragm PCB. V_TSI_GND 0000 ... 0004 0.000 V ... 0.005 V Ground pick-up of inspiratory fl sensor S1. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 96 0573 ... 0655 2,80 V ... 3,20 V Measurement signal of the -15 voltage. VCC+5V_MESS 0501 ... 0542 2,45 V ... 2,65 V Measurement signal of the +15 voltage.    Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 97 0184 ... 0246 0,90 V ... 1,20 V (at ambient temperature). Meas signal for internal device temperatu measured at Control PCB. V_SYNC_PIEZO 0000 ... 1023 0,00 V ... 5,00 V (runs cyclically, due to silencing Measurement signal for intermitten tone of alarm generator. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 98 (S4.2). This test step is also used to calibrate the offset voltage. Activate "Calibrate" to start calibration. It is clearly audible when the respective valves (V6.1/ switch to ambient air. Value after calibration: —75 mV to +75 mV Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 99 − ”LCD”: The display is switched to ”dark” for 5 seconds, then to ”bright” for 5 seconds. ”7-segment”: 7-segment displays, including decimal point, can be switched on and off. − Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 100 Measured value S6 -> "Ambient pressure (S6)" ambient pressure entered ±2 mbar Measured value S5 -> "O2 supply pressure" ambient pressure entered ±20 mbar The measured values are kept even after the unit is switched off (stored in the EEPROM). Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 101 − RS 232 adapter 7901888 − Service PC (laptop) with terminal program (Hyperterminal) − The terminal program (Hyperterminal) is normally installed on the Service PC. Y find the terminal program under Start/Programs/Accessories/Hyperterminal/Hyperterminal. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 102           • Connect Savina and PC (laptop) to mains power supply. • Switch on the PC. • Start terminal program. • Select relevant COM port (here: COM 1). • Make the following settings in the terminal program: Baud rate: 19200 −...
  • Page 103    • Connect PC and Savina to RS232 extension and to RS232 adapter. • Switch Savina on, at the same time pressing and holding down the key to lighten/darken t screen backlighting, and press the "Config" key. Savina ...
  • Page 104      Savina starts up with Service Mode on the display. A contents list of the available tests is disp on the PC. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 105      When the test number is entered the corresponding test is called up (here: test 008). Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 106      The test indicates which settings can be made. Dräger Medizintechnik GmbH Service Mode Savina Version 2.0...
  • Page 107    Quit the selected test by entering the letter "q".    Exit Service Mode by switching off the Savina. The next time the Savina is switched on it s with the pre-set ventilation mode. Dräger Medizintechnik GmbH...
  • Page 108 The "malfunction description" is not always described in plain text, since it in some cases involves names of software routines. "Possible remedy" shows the possible defective assembly or a reference to other remedies. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 109 Device reset triggered: SW error. Report error to DS Lübeck. − 00.0012 Device reset triggered: SW error. Report error to DS Lübeck. − 00.0100 Device reset triggered: SW error. Report error to DS Lübeck. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 110 Device reset triggered: SW error. Report error to DS Lübeck. − 00.0900 Device reset triggered: SW error. Report error to DS Lübeck. − 00.1000 Device reset triggered: SW error. Report error to DS Lübeck. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 111 Device reset triggered: SW error. Report error to DS Lübeck. − 00.2000 Device reset triggered: SW error. Report error to DS Lübeck. − 00.2010 Device reset triggered: SW error. Report error to DS Lübeck. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 112 ROM test: Error found during current − Carry out SW download using curr checksum test. Replace Control PCB. − 01.0200 Data retention: Read error. Replace Control PCB. − 01.0201 Data retention: Write error. Replace Control PCB. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 113 Data retention (EEPROM), checksum − error: Fan start speed (not used for the time being). 01.0305 Data retention (EEPROM), checksum − error: Correction for leak in blower (not used for the time being). Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 114 01.0311 Data retention (EEPROM), checksum − Carry out Service Mode, test 27 error: Calibration of O2 supply pressure (calibration of ambient pressure sensor S5 , ambient pressure sensors sensors). S6 and S7. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 115 Offset of O2 sensor 1. 01.1041 Faulty values from data retention: see 01.0308. − Calibration of O2 sensor 1. 01.1050 Faulty values from data retention: see 01.0309. − Offset of O2 sensor 2. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 116               02.0000 Memory test: Error in the internal RAM. Replace Control PCB. − 02.0100 Memory test: Error in the external − Replace Control PCB. RAM. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 117 Device reset triggered: SW error. Report error to DS Lübeck. − 04.0103 Device reset triggered: SW error. Report error to DS Lübeck. − 04.0104 Device reset triggered: SW error. Report error to DS Lübeck. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 118 04.0400 Device reset triggered: SW error Report error to DS Lübeck. −             05.0000 Watchdog is defective. Replace Control PCB. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 119 Device reset triggered: SW error. Report error to DS Lübeck. − 10.0810 Device reset triggered: SW error. Report error to DS Lübeck. − 10.0900 Device reset triggered: SW error. Report error to DS Lübeck. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 120 − 11.0201 Data retention: Write access error. − Replace EEPROM FP. Replace RTC. − 11.0300 Data retention (EEPROM), checksum Switch on Savina again. − error: Operating minutes storage. Replace EEPROM FP. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 121 Data retention (EEPROM), checksum Switch on Savina again. − error: Safety parameters. − Replace EEPROM FP. 11.0306 Data retention (EEPROM), checksum − error: Power pack variant (not used for the time being). Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 122 − 11.0312 Data retention (RTC-RAM), checksum Switch on Savina again. − error: Buffer. Replace RTC. − 11.0313 Data retention (RTC-RAM), checksum Switch on Savina again. − error: Buffer value. Replace RTC. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 123 Device is otherwise ready for use.               12.0000 Memory test: Error in the internal Replace Control PCB. − RAM. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 124               14.0000 Device reset triggered: SW error. Report error to DS Lübeck. − 14.0100 Device reset triggered: SW error. Report error to DS Lübeck. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 125 Device reset triggered: SW error. Report error to DS Lübeck. − 14.0300 Device reset triggered: SW error. Report error to DS Lübeck. − 14.0400 Device reset triggered: SW error. Report error to DS Lübeck. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 126 Device reset triggered: SW error. Report error to DS Lübeck. − 20.0304 Device reset triggered: SW error. Report error to DS Lübeck. − 20.0400 SiSW: Boot sequence is disturbed. Report error to DS Lübeck. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 127 Disappears after new power-on. − older than code. 30.2001 Data structure (Magic) in RTC-RAM Disappears after new power-on. − newer than code. − See 11.0308. Carry out SW download using curr − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 128 ”Unit cannot be switched − in chapter ”Repair Information/Erro Events”. 40.0010 DC internal defective. Savina does not recognize the inte − battery due to complete discharge therefore pre-charge the internal battery using an external charger ( also ”Warning message "!!! No int.
  • Page 129 AD converter in power pack is faulty. − Replace power pack. See also error code "40.0010 − 40.1020 Power pack is faulty. Replace power pack. − See also error code "40.0010 − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 130 40.1100 Communication (1) between power − Could be due to a log error after fa pack and Control PCB is faulty. change of status. Power Savina fro mains supply. Replace power pack. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 131   40.1110 Communication (2) between power Could be due to a log error after fa − pack and Control PCB is faulty. change of status. Power Savina fro mains supply. Replace power pack. − 40.1120 Communication (3) between power Could be due to a log error after fa −...
  • Page 132 Operating voltage +24 V is too low. Measure the operating voltage − (see "Repair Procedure Measuring supply voltages"). 41.0031 Operating voltage +24 V is too high. Measure the operating voltage − (see "Repair Procedure Measuring supply voltages"). Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 133 O2 Valve PCB present (test point T7(+) and T9 (AGND1) on the O2 Valve PCB, also chapter "Schematics and Diagrams O2 Valve PCB")? − Replace the O2 Valve PCB. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 134 Diagrams O2 Valve PCB")? − Replace the O2 Valve PCB. 41.0050 Operating voltage +15 V detected as Operating voltage +15 V prese − incorrect by SiSW. "Repair Procedure Measuring the supply voltages")? Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 135 (test point X4/14(+) and X4 (AGND) on the O2 Diaphragm PC see also chapter "Schematics and Diagrams O2 DiaphragmPCB Replace the O2 Diaphragm PCB. − Carry out SW update 1.10. − ≤ Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 136 See error code 410020. − voltage +5 V is faulty, detected by SiSW. 41.0101 Monitoring of upper limit of operating See error code 410021. − voltage +5 V is faulty, detected by SiSW. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 137 Micro-filter not fitted (switch is open). Micro-filter not fitted or not fitted − correctly. Switch behind the micro-filter is − 42.0110 Resistance of the micro-filter is too − high (not used for the time being). Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 138 Expose device to lower ambient − 60 ° C. temperatures. − Check whether power pack fan an device fan are functioning properly 43.0010 Device internal temperature sensor: Replace Control PCB. − Short-circuit. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 139 (detected by SiSW). Report error to DS Lübeck. −             44.0000 Inspiratory emergency venting is Check the emergency vent valves − faulty. V8/V9. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 140 Replace the loudspeaker. − Carry out SW update 1.10. − ≤ 50.0002 Loudspeaker sounds too infrequently − Check loudspeaker connection to Frontpanel PCB. Replace the loudspeaker. − Carry out SW update 1.10. − ≤ Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 141      54.0000 Test current for signal generator Check connection between signal − (piezo) is too high. generator and Control PCB. Replace the signal generator. − Replace Control PCB. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 142 4.1: Calibration error. airway pressure sensor to the Control PCB. See Service Mode, test 19: − Replace pressure sensor S4.1 if te 19 fails. Replace solenoid V6.1 if te 19 is OK. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 143 − Calibration error. airway pressure sensor to the PCB. See Service Mode, test 19: − Replace expiratory pressure senso S4.2 if test 19 fails. Replace soleno V6.2 if test 19 is OK. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 144 Measured value S 4.3 outside of − measuring range (not used for the time being). 60.0100 Deviation between inspiratory and − expiratory airway pressure is too large (not used for the time being). Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 145 Check connection between Spirolo − sensor and Control PCB. − Replace Spirolog sensor. 61.0001 Measured value is outside Replace Spirolog sensor. − specification. Check connection between Spirolo − sensor and Control PCB. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 146 Replace TSI sensor. − 62.0006 Incorrect checksum. − Replace TSI sensor. 62.0007 Internal SW error of TSI sensor. Replace TSI sensor. − 62.0010 EEPROM of TSI sensor is faulty. Replace TSI sensor. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 147 Calibrate O2 sensor no. 2 to 100 v − Replace O2 sensor no. 2. − 63.0004 O2 sensor no. 2: Compensation with − Check ambient pressure sensors i default pressure. Service Mode, test 27, and adjust necessary. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 148 Calibrate O2 sensor no. 1 to 100 v − Replace O2 sensor no. 1. − 63.0012 O2 sensor no. 1: Voltage for − temperature measurement is outside of specification (not used for the time being). Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 149 Allow sensor to warm up. − operational yet. 63.0030 O2 sensor no. 1: INFO: Sensor not Install sensor. − fitted. 63.0031 O2 sensor no. 1: INFO: Sensor is Replace sensor. − faulty. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 150 63.0111 Internal error in O2 sensor no. 1 (not − used for the time being). 63.0120 O2 measurement faulty, detected by see error code 63.0090. − SISW. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 151                65.0000 Offset calibration outside range. Carry out Service Mode, test 27. − Replace O Valve PCB. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 152 Offset calibration outside range. Carry out Service Mode, test 27. − Replace O Valve PCB. − 66.0001 Measured value is too high. Carry out Service Mode, test 27. − Replace O Valve PCB. − Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 153 Report error to DS Lübeck. reset. 98.0010 Safety software has triggered a device Report error to DS Lübeck. − reset. 98.0020 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 154 Report error to DS Lübeck. − reset. 98.0100 Safety software has triggered a device Report error to DS Lübeck. − reset. 98.0110 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 155 Report error to DS Lübeck. − reset. 98.0180 Safety software has triggered a device Report error to DS Lübeck. − reset. 98.0190 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 156 Report error to DS Lübeck. − reset. 98.0280 Safety software has triggered a device Report error to DS Lübeck. − reset. 98.0290 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 157 Report error to DS Lübeck. − reset. 98.0375 Safety software has triggered a device Report error to DS Lübeck. − reset. 98.0376 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 158 Report error to DS Lübeck. − reset. 98.0451 Safety software has triggered a device Report error to DS Lübeck. − reset. 98.0460 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 159 Report error to DS Lübeck. − reset. 98.0550 Safety software has triggered a device Report error to DS Lübeck. − reset. 98.0560 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 160        99.0000 Safety software has triggered a device Report error to DS Lübeck. − reset. 99.0010 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 161 Report error to DS Lübeck. − reset. 99.0095 Safety software has triggered a device Report error to DS Lübeck. − reset. 99.0100 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 162 Report error to DS Lübeck. − reset. 99.0170 Safety software has triggered a device Report error to DS Lübeck. − reset. 99.0180 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 163 Report error to DS Lübeck. − reset. 99.0270 Safety software has triggered a device Report error to DS Lübeck. − reset. 99.0280 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 164 Safety software has triggered a device Carry out SW update 1.10. − ≤ reset. Report error to DS Lübeck. − 99.0375 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 165 Report error to DS Lübeck. − reset. 99.0450 Safety software has triggered a device Report error to DS Lübeck. − reset. 99.0451 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 166 SW 2 will remedy thi problem. 99.0520 Safety software has triggered a device − Report error to DS Lübeck. reset. 99.0530 Safety software has triggered a device Report error to DS Lübeck. − reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 167 − reset. 99.0610 Safety software has triggered a device Report error to DS Lübeck. − reset. 99.10** to Safety software has triggered a device Report error to DS Lübeck. − 99.14** reset. Dräger Medizintechnik GmbH Error List Savina Version 2.0...
  • Page 168 The pressure source delivers a pressure that deviates from the set pressure.  The measured value of the inspiratory pressure sensor P (t) exceeds the value of the insp upper airway pressure limit Paw-high + offset. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 169 Value decreases below alarm limit by 5 mbar (ventilation control only). If a measured value becomes invalid, the detected condition will not be restored as a re Second pressure limit (Paw high + 5 mbar) Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 170 Paw-high + offset(t) +5 mbar for more than 50 ms. The measured value of the expiratory pressure sensor P (t) exceeds the value of the u airway pressure limit Paw-high +5 mbar for more than 50 ms. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 171 Five seconds after occurrence of event cause. Detection 5: The input value "Paw (SiSW)" does no longer show an error. If a measured value becomes invalid, the detected condition will not be restored as a re Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 172 In two subsequent mandatory inspiratory breaths (machine inspiration) the measured v Pexp(t) does not reach the limit value Pmin for more than the minimum time Tmin in ea case. The level and derivation of the Pmin threshold depend on the ventilation mode: Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 173 Generation of event "Airway pressure low" (warning "!!! Airway pressure low"). The wa is delayed in relation to the event by the adjustable time Tdisconnect.  Detection 1: If the summation memory has been deleted. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 174     Detection 2: During the next inspiratory breath, the measured value P (t) reaches the value P for more than T Detection 2: After switching to pure spontaneous breathing mode. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 175 The measured value MV(t) is below the lower MV limit value MV low.  After a cold start and 2 minutes afterwards. During standby and 2 minutes afterwards. When flow monitoring is off and 2 minutes afterwards. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 176 The alarm can be activated by the user under mask ventilation (NIV).  Generation of event "MV low" (warning "!!! MV low").  The measured value MV(t) exceeds the limit value MV low. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 177 The measured value MV(t) exceeds the limit value MV high set by the user.  After a cold start and 15 s afterwards. During standby and 15 s afterwards. When flow monitoring is off.  Generation of event "MV high" (warning "!!! MV high"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 178      The measured value MV(t) is below the limit value MV high. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 179 The input value "VTi low" displays too low a tidal volume.  After a cold start and 15 s afterwards. During standby and 15 s afterwards. During a detected disconnection and 15 s afterwards. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 180 The caution message "!! Tidal volume low" was acknowledged with the "Alarm res Only the caution message (event "VTi low (2)") is reset, not the advisory message. The input value "VTi low" does no longer display too low a tidal volume. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 181 After a cold start and 15 s afterwards (only alarm). During standby and 15 s afterwards (only alarm). During a detected disconnection and 15 s afterwards (only alarm). The alarm can be activated by the user under mask ventilation (NIV). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 182 Detection 2: At the end of a spontaneous inspiration, the applied tidal volume is belo monitoring limit again. Detection 2: There was no spontaneous inspiration between two mandatory inspira Detection 2: After switching to pure mandatory mode. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 183 During standby and 2 minutes afterwards. When O2 monitoring is off and 2 minutes afterwards. During calibration of the O2 sensor and 2 minutes afterwards. After adjusting the FIO2 and 2 minutes afterwards. target value Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 184      Generation of event "FiO2 low" (warning "!!! FiO2 low").  The error counter is below the limit value of the alarm. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 185 When O2 monitoring is off and 2 minutes afterwards. During calibration of the O2 sensor and 2 minutes afterwards. After adjusting the FIO2 and 2 minutes afterwards. target value  Generation of event "FiO2 high" (warning "!!! FiO2 high"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 186      The error counter is below the limit value of the alarm. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 187 Concentrator is active The FiO2 alarm limits set by the user are used. − Remark: Bronchial suction (oxygenation) changes the set FiO2 concentration to 100%. The l value is changed at the same time. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 188 The input value "Apnea (SiSW)" shows an apnea condition.  After a cold start and 15 s afterwards. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 189  Generation of the event "Apnea" (warning "!!! Apnea") Transmission of the event "Apnea" to the ventilation control to switch on apnea ve applicable. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 190 Detection 1 and 2: At least one part of the information about inspiration (that is, start and one part of the information about expiration are no longer missing. The input value "Apnea (SiSW)" no longer shows an apnea condition. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 191 During a detected disconnection and for the period T afterwards. apnea An "Airway pressure high" alarm has occurred. An "Airway pressure low" alarm has occurred. Hold condition is active (with insp. hold). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 192 At least one part of the inspiration start or inspiration end information is no longer miss Note: The alarms "Apnea" and "Fail to Cycle" are mutually exclusive because they are only m dependent variations. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 193 None.  Generation of the event "Apnea vent" (caution "!! Apnea ventilation").  The alarm was confirmed with the "Alarm Reset" key. Switchover to another operating mode; this also acknowledges the alarm. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 194 After a cold start and 15 s afterwards. During standby and 15 s afterwards.  Generation of event "High frequency" (warning "!!! High frequency").  The error counter is below the limit value of the alarm. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 195 After a cold start and 15 s afterwards. During standby and 15 s afterwards.  When the ASB cycle is interrupted for the first time, the event "First ASB interruption generated (advisory "! ASB > 4 s"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 196 After the third interruption of the ASB cycle in sequence, the event "Third ASB interr generated (warning "!!! ASB > 4 s").  The ventilation control completes the ASB cycle within 4 s. After switching to an operating mode without ASB. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 197 After cold start and 15 s afterwards. During standby and 15 s afterwards.  Generation of event "Temp. AWT01 high" (warning "!!! Breathing gas temp. high"). Generation of event "Temp. SiSW high" (warning "!!! Temperature high"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 198      None of the input values shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 199 Standby was activated by the user.  Standby has been activated.  None.  Generation of event "Standby activated" (warning "!!! Standby activated").  The alarm was confirmed with the "Alarm Reset" key. Standby is deactivated. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 200 Flow monitoring has been switched off by the user.  Flow monitoring has been switched off by the user.  None.  Generation of event "No flow monitoring" (advisory "! Flow monitoring off").  Flow monitoring is switched on again. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 201 O2 monitoring was already switched off before the cold start was carried out.  None.  Detection 1: Generation of the event "No O2 monitoring" (advisory "! O2 monitoring off"). Detection 2: Generation of the event "No O2 monitoring" (caution "!! O2 monitoring off"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 202      Detection 1: O2 monitoring is switched on again. Detection 2: The alarm was confirmed with the "Alarm Reset" key. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 203 Generation of event "MV low alarm off" (advisory "! MV low alarm off"). Generation of event "VT1 high alarm off" (advisory "! VTi high alarm off").  Alarm was reactivated by the user. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 204  The input value shows an active nebulizer.  None.  Generation of event "Nebulizer active" (advisory "! Nebulizer on").  The input value shows that the nebulizer is no longer active. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 205 The input value shows an interruption.  None.  Generation of event "Insp. hold interruption" (advisory "! Insp. hold interrupted").  The input values shows that the user has released the key. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 206 The sensors are no longer supplied with voltage. The calibration valve of one sensor is faulty and, as a result, the sensor is perman switched to atmospheric pressure. A pressure sensor delivers incorrect, but dynamic measured values. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 207 The measured value of one pressure sensor is outside the permissible range. One of the input values "P insp sensor (SiSW) malfunction" or "P sensor (SiSW) malfunction" shows an error.  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 208 Offset has not drifted between two calibrations. Offset is within permissible range again. The measured value is within permissible range again. The input values of the SiSW no longer show an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 209 Calibration is outside the permissible range. The flow sensor measured value is greater than 100 L/min for more than 15 s. The input value "Flow malfunction (SiSW)" shows an error.  Flow monitoring is switched off. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 210       Generation of event "Flow measurement malfunction" (warning "!!! Flow measureme inop").  None of the above mentioned detection criteria shows an error condition. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 211 The flow sensor switch is detected "open".  Flow monitoring is switched off.  Generation of event "Flow measurement malfunction" (warning "!!! Flow sensor?").  The error counter is below the limit value of the alarm. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 212  Total failure. Measurement failed.  One of the input values shows an error.  None.  Generation of event "Flow measurement malfunction" (warning "!!! Device failure X  No errors present. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 213 One of the input values shows an error.  After cold start and 15 s afterwards. During standby and 15 s afterwards. O2 monitoring is switched off.  Generation of event "O2 measurement malfunction" (warning "!!! O2 measurement i Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 214       None of the input values shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 215  One of the input values shows an error.  None.  Generation of event "Temperature measurement malfunction" (warning "!!! Tempe meas. inop.").  None of the input values shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 216  The input value shows an error.  None.  Generation of event "Temperature sensor?" (warning "!!! Temperature sensor?").  The input value no longer shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 217 One of the input values shows an error.  None.  Generation of event "Ambient pressure measurement malfunction" (warning "!!! Ambient press. meas. inop").  None of the input values shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 218  One of the input values shows an error.  None.  Generation of event "Temperature sensor malfunction" (warning "!!! Device failure XX.YYYY").  None of the input values shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 219 25%. The inspiratory tidal volume was at least 12.5 mL in each case.  None.  Generation of event "Exp. valve malfunction" (warning "!!! Exp. valve inop."). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 220       The first mandatory inspiration, in which the leakage through the expiratory valve is 25% of the inspiratory tidal volume, resets the alarm. After switching to non-mandatory ventilation. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 221 +5 mbar) and there was no "air trapping" during PEE target value measurement.  After a cold start and 15 s afterwards. During standby and 15 s afterwards.  Generation of event "PEEP malfunction" (warning "!!! PEEP inop."). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 222       The measured PEEP(t) is in the range PEEP ±5 mbar. setting After switchover to another operating mode. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 223 If neither condition is met, the counter is incremented. The expiratory time is the shortest time between the start of a mandatory expiration or end of the last patient inspiration and the end of the mandatory expiration. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 224 Transmission of event "Paw stenosis 2" to ventilation control in order to relieve the open the electrical safety valve.  Detection 1: The error counter is below the limit value of the alarm. Detection 1: After switching to a pure spontaneous breathing mode. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 225      The pressure has been relieved for at least 1 s and the measured airway pressure P below the described limit value. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 226 The micro-switch (located on the filter mount) is set to position "filter missing". The input value "Microfilter blocked (SiSW)" shows an error.  None.  Detection 1: Generation of the event "Microfilter missing" (warning "!!! Microfilter mi Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 227 Detection 2: Generation of the event "Intake channel obstructed" (warning "!!! Microfilter blocked").  Detection 1: The micro-switch is set to position "filter present". Detection 2: The input value no longer shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 228 Bypass valve is jammed.  One of the input values shows an error.  None.  Generation of event "Blower malfunction" (warning "!!! Device failure XX.YYYY").  None of the input values shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 229 The input value "Major blower deficiency" shows an error.  None.  Generation of event "Minor blower deficiency" (no alarm, only a log entry). Generation of event "Major blower deficiency" (advisory "! Temperature high"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 230       The input value "Major blower deficiency" no longer shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 231 The input value "O2 supply low" show too low a supply pressure.  The device is in concentrator mode.  Generation of event "No O2" (warning "!!! O2 supply down"). Message of event "No O2" to routine functions. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 232       The input value "O2 supply critical" does no longer show an error. The input value "O2 supply low" does no longer show an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 233 Generation of event "O2 supply pressure high" (caution "!! O2 supply pressure hig Message of event "No O2" to routine functions "bronchial suction" and "nebulizer".  The input value "O2 supply pressure high" does no longer show an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 234 Watchdog master processor (MP) does not trigger a reset. Watchdog front processor (FP) does not trigger a reset.  One of the input values shows an error.  None.  Generation of event "Watchdog faulty" (warning "!!! Device failure XX.YYYY"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 235        None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 236 One of the input values shows an error.  None.  Generation of event "5 V high. Monitoring faulty" or "5 V low monitoring faulty" (warning "!!! Device failure XX.YYYY").  The input value no longer shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 237        Hardware error.  The input value shows an error.  None.  Generation of event "System relief faulty" (warning "!!! Device failure XX.YYYY").  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 238 Timer faulty.  The input value shows an error.  None.  Generation of event "Time basis faulty" (warning "!!! Device failure XX.YYYY").  The input value no longer shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 239  Memory error.  The input value shows inconsistent settings.  None.  Generation of event "Check settings" (caution "!! Check settings").  The alarm was confirmed with the "Alarm Reset" key. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 240        Memory error.  One of the input values shows an error.  None.  Generation of event "Error in boot sequence" (warning "!!! Device failure XX.YYYY"  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 241  The battery of the RTC is flat.  The input value shows a flat RTC battery.  None.  Generation of event "Battery flat" (warning "!!! Device failure XX.YYYY").  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 242 Data contents destroyed due to a reset while writing to EEPROM.  Data retention reports an error.  None.  Generation of event "Data loss" (warning "!!! Device failure XX.YYYY").  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 243       RAM faulty.  The entire RAM of the device has to be checked.  None.  Generation of event "RAM faulty" (warning "!!! Device failure XX.YYYY").  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 244 "!!! Device failure XX.YYYY"). Triggering of a reset which returns the device to cold start if the error has been detec during the self-test. "Only" an alarm is generated during cycling testing. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 245        None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 246 Supply voltages Tolerance +15 V ±20% -15 V ±20% +24 V ±20% +5 V reference voltage ±4% The input value "Voltage faulty (SiSW)" reports an error.  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 247      Generation of event "Voltage faulty" (warning "!!! Device failure XX.YYYY").  Operating voltages are within tolerance limits again. The input value "Voltage faulty (SiSW)" no longer reports an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 248 If the internal battery is out of service and 20 s afterwards, both events will be issue advisory messages.  Detection 1: Generation of event "Int. battery low" (caution !! Int. battery low"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 249 Detection 2: Generation of event "Int. battery flat" (warning !!! Int. battery almost discharged").  Detection 1: Charge state reaches at least the 35% threshold. Detection 2: Charge state reaches at least the 30% threshold. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 250 Although no battery is present, the charging procedure is carried out or a sufficien charge (>90%) is reported. Although the internal battery and the external AC supply are present, the charging is not carried out when the battery charge is low (<90%).  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 251 Detection 3: Generation of event "No battery charging" (warning "!!! No battery char  Detection 1: The input value "No int. battery" no longer reports a missing battery. Detection 2: Error condition is no longer present. Detection 3: Error condition is no longer present. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 252 Both input values "External DC" and "External AC " show a failure of the voltage so  None.  Detection 1: Generation of event "Ext. DC active" (advisory "! Ext. DC active"). Detection 2: Generation of event "Int. battery activated" (caution "!! Int. battery acti Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 253        Detection 1: The voltage "External AC" is present again. Detection 2: Both voltage sources are present again. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 254 The input value "Main switch failed (SiSW)" shows an error.  None.  Detection 1: Generation of event "Main switch overused" (caution "!! Main switch ove Detection 2: Generation of event "Main switch failed" (warning "!!! Device failure XX. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 255        Detection 1: The alarm was confirmed with the "Alarm Reset" key. Detection 2: None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 256 One of the input values shows too low an atmospheric pressure (P(t) <600 mbar).  After a cold start and 15 s afterwards. During standby and 15 s afterwards.  Detection 1: Generation of the event "Microfilter missing" (warning "!!! Microfilter mi Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 257 Detection 2: Generation of the event "Atmospheric pressure low" (advisory "! Atmo pressure low").  Detection 1: None of the input values shows an error (P(t) <1200 mbar). Detection 2: None of the input values shows an error (P(t) >600 mbar). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 258 The input value shows too high a temperature (>60 ° C).  None.  Generation of event "Int. temp. high" (caution !! Int. temperature high").  The input value no longer shows an error (temperature is >60< ° C). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 259 Generation of event "Fan malfunction" (warning "!!! Malfunction fan"). If the input val "Measurement electronics faulty (SiSW)" shows an error, the warning "!!! Device failure XX.YYYY" will be generated.  None of the input values shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 260 The input value "Key XX failed" shows an error.  None.  Detection 1: Generation of event "Key XX overused" (caution "!! Key XX overused Detection 2: Generation of event "Key XX failed" (caution "!! Key XX failed"). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 261        Detection 1: The alarm was confirmed with the "Alarm Reset" key. Detection 2: The input value no longer shows an error (user has released the key). Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 262 Ventilation SW has not triggered an alarm requested by the SiSW.  One of the input values shows an error.  None.  Generation of event "Loudspeaker faulty" (warning "!!! Device failure XX.YYYY").  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 263 The GoldCap resistance is too high. The auxiliary alarm test current is too high. The auxiliary alarm test current is too low.  One of the input values shows an error.  None. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 264        Generation of event "Auxiliary alarm faulty" (warning "!!! Device failure XX.YYYY").  None of the input values shows an error. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 265 The SiSW has detected an error that can only be corrected by restarting the device  The input value shows an error.  None  Generation of event "SW error" (warning "!!! Device failure XX.YYYY").  The alarm was confirmed with the "Alarm Reset" key. Dräger Medizintechnik GmbH Alarm Messages Savina Version 2.0...
  • Page 266 Refer to "SW 1.01 to 1.10 update procedure". software from SW 1.01 to SW 1.10. When Savina is in the device Refer to "Reworking the cover of the O2 sensors". mount the cover of the O2 sensors cannot be removed.
  • Page 267        Discharging of internal battery If the unit is not used for a prolonged period of time ( etc.) the internal battery may discharge. The message "Warning message "!!! No int. battery"" appears upon pow on.
  • Page 268            In the first batch of units it may happen that the cover of the O2 sensor cannot be removed w the unit is located in the device mount. In this case, it is possible to mechanically rework the c (see "Fig.1:").
  • Page 269           This alarm message is generated if battery voltage is less than 20 V or 10 V, respectively (see the following table). In this case, the power pack does not detect an internal battery and does charge the internal battery (see the following page for flow chart).
  • Page 270     Check fuse for internal battery. Is fuse OK? Replace fuse. Check voltage of internal battery in Service Mode Test Step Voltage within tolerance? Power pack faulty. Voltage less Replace battery. than 10 V? Remove internal battery (see Maintenance Procedure, chapter "Replacing the internal rechargeable batteries"), recharge with external charger and re-install.
  • Page 271 Apply the 24 V DC voltage until the "internal battery" LED comes on (yellow) and sta on. The LED is located on the front panel of Savina. Connect Savina to mains power supply and apply the 24 V DC voltage to the connectors as follows:...
  • Page 272          If the unit cannot be switched of at the ON/OFF switch, proceed as follows:     Set ON/OFF switch to position "OFF". Set ON/OFF switch to position " Press "standby" key. Removing fuse of internal batter Disconnect external d.c.
  • Page 273             "BIPAP" and "Autoflow" options are lost when updating software from SW 1.00 to SW 1.10. T must be reactivated by entering the release number (release code). Activate options as Carry out download using SW 1.10.
  • Page 274     Adjust the real-time clock to the real values. Switch unit off and on again. Check whether the "BIPAP" and "Autoflow" options are available now.       If the device ID in SW 1.01 has not been generated, the "BIPAP" and "Autoflow" options will b when updating the software from SW 1.01 to SW 1.10.
  • Page 275 R3 flow control valve is obstructed − Tubing at valve block are not connected properly (check using tubing diagram, see " − Savina tubing diagram" under "Schematics and Diagrams"). Metal cover of O2 sensors is leaky (check sealing) − Measured values required for O2 calibration are incorrect (for measured values se chapter "Service...
  • Page 276 O2 Diaphragm PCB − Bypass valve V1 − Expiratory valve V3 − Replacing the EEPROM − − Replacing the Control PCB For maintenance procedure according to Test Certificate, see Repair Instructions "Maintenance Procedure". Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 277 "Fig.2: Front view with front panel and Control PCB folded away" and " Rear view of Savina with rear panel removed") Savina can be opened at the operator control p and/or at the rear panel. Before opening the unit, observe the following warnings: ...
  • Page 278 • Switch off the unit. • Unplug the power plug from the socket-outlet. • Disconnect the O compressed gas supply. • Slacken the screws  . Opening the operator control panel  Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 279 • Remove the frame of the operator control. • Remove the screws  (one on the left and one on the right side).  Folding away the operator control panel • Fold down the operator control panel forwards. Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 280 If necessary, for example to access the connectors of the power pack, the Control PCB can al folded away. Fold away the Control PCB as described in the following. • Remove the screws  .  Folding away the Control PCB • Fold away the Control PCB. Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 281             • Switch off the unit. • Unplug the power plug from the socket-outlet. • Disconnect the O compressed gas supply. Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 282     • Remove the screws  .  Removing the filter cover Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 283     • Remove the screws  . Removing the rear panel  • Remove the rear panel. Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 284   When mounting the rear panel, make sure the hoses point to the left. Otherwise the hoses could buckle (which could lead to error message "O2 measurement").  Position of hoses Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 285 The voltages can be measured on the Control PCB (except the +48 V). The operator control p must be opened to access the measuring points (see "Opening the operator control panel voltages are also displayed in Service Mode, chapter "Test Step 4 ". Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 286 ""Starting aid" for charging of internal battery"). park position 6 4 2 X625 T625 T626 X635 X648 X652 X403 X645 X401 X402 Voltage test points on the Control PCB  Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 287 Diagrams" Fig.2:).       Motor Commutator PCB Control PCB Fuse 6.3 AT (in +48 V line) Power pack To blower motor  View of the Motor Commutator PCB Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 288 Not assigned Motor phase 2 (L2) Actual speed (6 pulses per revolution) Motor phase 1 (L1) Operating voltage GND Supply to Hall sensor system (GND- Target speed (-) Hall signal 3 (RLG3) Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 289 The fan is on the left behind the Control PCB (see also "Schematics and Diagrams" Fig.2:           Operating voltage (+Ub, +24 V) Speed signal Speed setpoint (pulse width modulation) Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 290 • Switch off the unit. • Remove the fuse for the internal battery (see Maintenance procedure, chapter "Fig.17: • Remove the cover of the O sensors.  sensors cover • Remove the O sensors. Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 291 • Remove the plastic frame.                                Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 292 • Remove the connector from the O2 Diaphragm PCB. • Remove the fixing screws from the O2 Diaphragm PCB.  O2 Diaphragm PCB, position of the fixing screws Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 293        Only those contacts are listed for which there is a measurement result. For location of c see also "Schematics and Diagrams, Fig.11:".     sensors connection Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 294 +15 V 17/20 AGND The values of the following signals can be read out in Service Mode (see "Service Mode, Test Step 17 through Test Step 19"). V_REF_O2 V_TEMP_O2 V_TEMP_AIR VCC+15V_O2 V_FIO2_1 V_FIO2_1 Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 295 After replacing the expiratory valve, it is necessary to set the calibration class stated the new expiratory valve (see Service Mode, chapter "Test Step 15") and to transfer the rear panel (new label). Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 296                                  Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 297 • Open the unit (see "Opening the operator control panel"). • Remove EEPROM (D40) from the Control PCB. Jumper 5 3 1 park position 6 4 2 X625 T625 T626 X635  Removing the EEPROM Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 298 The operating hours should have the same status as before replacement of the EEPROM. Sh O2 alarms be generated, you need to calibrate O2 sensor 2 manually (see also "Instructions Use/Operating Instructions"). Previously detected options must be activated as described be Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 299 "Config" menu. • Switch unit off and on again. • Check whether options available before replacement of EEPROM here exist. • Perform the safety check and functional check as per the Test Certificate. Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 300 • Open the unit (see "Opening the operator control panel"). • Write down the connector pin assignment (see also "Fig.8: View, Control PCB" under "Schematics and Diagrams"). • Remove the Control PCB. Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 301 • Remove EEPROM and RTC from old Control PCB and install on new Control PCB. • Mount the new Control PCB. • Assemble the unit. • Install new software, if applicable. • Perform the safety check and functional check as per the Test Certificate. Dräger Medizintechnik GmbH Repair Procedure Savina Version 2.0...
  • Page 302 RS232 extension RxD and TxD crossed (9-pin Sub-D female on 9-pin Sub-D male connec − length: 0,15 m, with service coding), part number 79 01 888. Service PC with Windows 95 or Windows NT − Dräger Medizintechnik GmbH Software Download Savina Version 2.0...
  • Page 303 Right-click on your desktop and select "Properties". Click on the "Screensaver" tab a select "None" in the screensaver pull-down menu.) If a problem occurs, do not restart Savina before the download procedure is comple Service software for Windows 3.n, Windows 95 and Windows NT, part number 79 01 −...
  • Page 304              • Connect PC and Savina to RS232 extension and to RS232 adapter. The software cannot be loaded with a normal RS232 cable. Pins 1 and 9 must be...
  • Page 305 • Choose "Download". • Choose "Install new device software" (if the latest software release is not yet installed on t PC). • Insert the floppy disk with the Savina program in the A drive. • Choose "Install".  • Select the medical equipment software "Savina Ver. XX.XX".
  • Page 306 The following box appears with a yellow bar along the bottom: • Switch on the Savina (Savina does not start up with its own operating system). When communication has been established between the PC and the Savina the color of the changes from yellow to green.
  • Page 307 • Exit the program on the PC with {Esc}. • Cut the connection between the PC and Savina. If Savina is equipped with software version 1.96, carry out steps 1 through 5 directly These steps apply to this software version only.
  • Page 308 Restore the power supply to the Savina. Re-insert the fuse for the internal rechargeable battery. Switch on Savina. The Savina starts up with its own operating system. No error messages must appear. Dräger Medizintechnik GmbH Software Download Savina Version 2.0...
  • Page 309 PCB. The software must then be downloaded with the hardware-oriented interface (see "Bootstrap download"). If the download will not start, check the RS232 cable and/or make sure you have sele the correct COM port. Dräger Medizintechnik GmbH Software Download Savina Version 2.0...
  • Page 310                                            Dräger Medizintechnik GmbH Software Download Savina Version 2.0...
  • Page 311 Service PC with Windows 95 or Windows NT. − "Bootstrap Download" service program (part number 79 10 697). − Savina bootstrap cable (part number 79 10 951). − RS232 extension with service coding, part number 79 01 808 − RS232 adapter with service coding, part number 79 01 888 −...
  • Page 312           • Connect Savina and PC to the mains power supply.                             ...
  • Page 313 • Start the bootstrap download program. • From the "Settings/Preselected COM-Ports" menu select the correct COM port. • From the "Settings/Device" menu select Savina. • Under the "Bootstrap-Files/Boot" menu enter the path of the "boot.s" file. • Under the "Bootstrap-Files/Dlbs" menu enter the path of the "dlbs.s" file.
  • Page 314 Cut any power from an external battery or from the on-board power supply. − • Open the Savina operator control panel (see also "Opening the operator control panel "Repair procedure" section). • Plug a jumper onto pins 5 and 6 of connector X14 and another one onto pins 5 and 6 connector X15 on the Control PCB (see also "View, Control...
  • Page 315 The audible alarm should stop. The display should be bright. The following window appears: On completion the above window shows: "COM1 Ready" "Front 100%". • In the bootstrap download program choose "Close all COM PORTS". Dräger Medizintechnik GmbH Software Download Savina Version 2.0...
  • Page 316 ("View, Control PCB" in the "Schematics and Diagrams" section). • Connect the Savina bootstrap cable to connector X71 and the multiple socket outlet X71 o Control PCB. • In the bootstrap download program choose "Start". If the following error occurs, proceed as follows. Otherwise continue with "Data transfer takes...
  • Page 317     • Cut all the power to the Savina: Pull the power plug. − Remove the fuse for the external battery (see also "Fig.17: in the maintenance procedure − section). Cut any power from an external battery or from the on-board power supply.
  • Page 318 • Insert the fuse of the external battery and restore any power feed from an external battery from the on-board power supply. • Perform the safety check and functional check as per the Test Certificate. Dräger Medizintechnik GmbH Software Download Savina Version 2.0...
  • Page 319 This software version is not approved in a specific country or region thus, NOT to be used.    1.96 invalid SW 1.00 approved SW 1.01 approved 1.10 current Dräger Medizintechnik GmbH Software Versions Savina Version 2.0...
  • Page 320            1.96 Version for handling test. The SW does not contain the full functions as th Dräger Medizintechnik GmbH Software Versions Savina Version 2.0...
  • Page 321         1.00 First series SW for Savina. Improvements to SW 1.96: New Instructions for Use − − Oxygenation for bronchial suction is new Drug nebulizer function is available − AutoFlow function is new −...
  • Page 322 Differentiation between the following alarms has been integrated: “!!! Temperature high”: This alarm is triggered by the sensor in the inspira block. “!!! Breathing gas temp. high”: This alarm is triggered by the AWT 01 sen Dräger Medizintechnik GmbH Software Versions Savina Version 2.0...
  • Page 323             Membrane keypad Control knob Inspiratory port Flow sensor Expiration Expiratory valve  Front view Savina Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 324       Power pack Motor Commutator PCB with fuse Control PCB Display Front Panel PCB  Front view with front panel and Control PCB folded away Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 325 2 Nurse call 6 Direct v socket 3 Power switch 7 Ground 4 Fuse of 8 Oxyge rechargeable concentrato batteries connection ( yet available  Rear view of Savina Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 326 O 2 sensor port S3.2 with Micro-filter (F1) restrictor R6 Bypass valve (V1) O 2 Valve PCB Volume Valve block Rechargeable batteries  Rear view of Savina with rear panel removed Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 327        Flow sensor, inspiration (S2) O 2 Diaphragm PCB Valve block V5 (nebulizer) V4 (O 2 sensor S3.1)  Rear view with micro-filter and its housing removed Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 328         To Control PCB To valve block To O2 calibration valve nebulizer valve Absolute pressure sensor O2 pressure sensor View 1, O Valve PCB  Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 329      Absolute pressure sensor  View 2, O Valve PCB Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 330 Control drive unit Ventil block, compl. Battery Exp. block O2 sensor mount (Valve drive) Feedback/ Motor pressure source Motor Battery Commu- tator PCB Inspiration block  View, Control PCB Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 331         To Control PCB To control knob To LEDs To keys loudspeaker Display backlighting  View 1, Front Panel PCB Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 332       View 2, Front Panel PCB Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 333        To O2 Sensor 1 To O2 Sensor 2 To the Control PCB To the NTC in the inspiration block  O Diaphragm PCB Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 334 S4.2 R5.1-R5.8 measuring block measuring block V7.1-V7.8 V6.2 S4.3 flush flow compressed gas nebulizer patient system patient system valve block (flow-control block) valve block (flow-control block)  Pneumatic diagram Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 335 Volume Pressure measuring block Return line/ pressure source O2-2 O2-1 O2 sensor Exp. block mount TSI hose *Only available in the first batch of units Insp. block  Savina tubing diagram Dräger Medizintechnik GmbH Schematics and Diagrams Savina Version 2.0...
  • Page 336       Savina is a long-term ventilator unit designed for patients with a tidal volume of 50 mL and ab and for the following applications: Intensive care unit − Recovery room − Secondary transportation from hospital to hospital −...
  • Page 337 SilentCare from Dräger Medizintechnik GmbH, can be connected. If compressed ® oxygen is connected to Savina, the oxygen concentration of the ventilatory gas can be precis metered. The oxygen concentration is then metered internally with sensors, the associated electronics, and a bank of valves.
  • Page 338       Savina consists of the electronics, the operator control unit and the pneumatic system, containing the following principal components:      − Power pack − Front Panel PCB − Drawer unit Control PCB...
  • Page 339 AWT 01 7-segment DC/AC Front Panel PCB displays converter RS232 (MEDIBUS) membrane keypad control knob display loudspeaker buzzer Block diagram of the electronics with operator control  Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 340     The power pack delivers the supply voltages for Savina. The input voltage range of the power is 100 V to 240 V AC and 50 Hz to 60 Hz. However, the power pack can also be operated external rechargeable battery (12 V or 24 V) or with an external on-board - ambulance/h power supply (10 V to 36 V).
  • Page 341 Charge external and internal batteries, and maintain the c External on-board Charge internal batteries, and maintain the charge. power supply External Maintain the charge of the internal batteries. battery/batteries Internal batteries — Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 342     The fan cools the power pack. The heated air removes excess oxygen from the control unit a warms the patient system. Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 343     The Control PCB is the central ”control and monitoring unit” of the Savina. It includes two sep processor systems: the master and front processors. The program memories are Flash-EPR The Flash-EPROMs can be programmed with a laptop connected to the serial port of the Sav (software download).
  • Page 344 Control of the blower and valves − Monitoring of the unit functions and the supply voltages − Actuation of the displays − Keypad interpretation − Delivery of the internal and external interfaces. − Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 345 Goldcap capacitor external interfaces AWT 01 nurse call RS 232 (MEDIBUS)  Block diagram of the Control PCB Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 346 The Motor Commutation PCB delivers the ”actual rotation speed signal” to the Control PCB "actual value signal" is 6 pulses per rotation. In the event of discrepancies in the rotation spee Control PCB adjusts the speed according to the deviation. Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 347 Motor Commutator PCB blower +48 V supply motor voltage actual rotation desired value speed signal rotation speed signal 0 to 4.75 V Control PCB  Block diagram of the Motor Commutation PCB Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 348 +5 V / +15 V / +24 V amplifier sensors power Control PCB +5 V pack actuator +15 V valve nebulizer calibration block valve valve  Block diagram of the O Valve PCB Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 349 O2 Diaphragm PCB amplifier +5 V / +15 V sensors power pack Control reference O2 sensors resp. calibration voltage temperature recharge- data teperature generation able battery  Block diagram of the O Diaphragm PCB Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 350 The voltage supply to the fan is +24 V. The rotation speed of the fan is controlled by the Control PCB. Supply voltage Specified speed Speed signal Sensor supply voltage Fan control  Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 351 The operator control panel is the interface between the unit and the user. It is used to enter a display the ventilation parameters. block (V6.1, S4.1, V6.2, S4.2 V6.3, S4.3) operator control panel 7-segment DC/AC Front Panel PCB displays converter membrane keypad control knob display loudspeaker  Operator control panel Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 352 Front Panel PCB 7-segment displays +5 V drivers drivers LEDs power Control pack keys drivers +5 V control drivers knob operating backlighting status LEDs loudspeaker display Block diagram of the Front Panel PCB  Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 353 240 x 128 pixels. The voltage supply is +5 V and —15 V.   The membrane keypad contains the keys, with associated LEDs, to operate Savina.   The control knob is used to set and confirm changeable ventilation parameters. The control k transmits square signals to the Front Panel PCB as it rotates, and the signals are then evalua by the Control PCB.
  • Page 354 S4.1 pressure pressure S4.2 R5.1-R5.8 measuring block measuring block V7.1-V7.8 V6.2 S4.3 flush flow compressed gas nebulizer patient system patient system valve block (flow-control block) valve block (flow-control block)  Pneumatic diagram Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 355 Bypass valve. Expiratory valve. Switching valve, oxygen compensation. Switching valve, nebulizer. V6.1 Calibration valve, expiratory airway pressure sensor (located in ins branch). V6.2 Calibration valve, inspiratory airway pressure sensor (located in ex branch). Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 356 Inspiratory airway pressure sensor (The airway pressure sensor re the blower. Only available in the first lot of units). Oxygen supply pressure sensor. Pressure sensor (absolute pressure). Pressure sensor (absolute pressure). Safety valve (100m bar to 120m bar). Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 357 (0.2 L/min at 30 mbar, sensor 3.1 Restrictor for nebulizer (10 L/min, integrated in valve block). R5.1 -- R5.8 Restrictors for oxygen flow control. Restrictor for O measu rement (0.2 L/min at 30 mbar, sensor 3.2 Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 358 On the inlet and outlet sides of the blower there are mufflers SD1 and SD2, which reduce the sound level of the blower. Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 359 S1. The addition of O is regulated in a closed loop. In the process, the inspiratory O concentration is measured by the O sensor S 3.1. Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 360 2.0 bar. When the nebulizer function is active the solenoid valve V5 operates in an "inspiration" (open position) / "expiration" (closed position) cycle. When the nebulizer function is inactive valve V permanently closed. Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 361 Solenoid valves V6.1, V6.2 and V6.3 calibrate the inspiratory pressure sensors and the pressure sensor. During calibration, the corresponding valve interrupts the connection to the ventilation circuit and switches the sensor to ambient pressure. Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 362 Flow sensor S2 measures the flow via the expiratory valve to the outlet. The flow sensor use the Spirolog sensor from the Evita series (temperature-compensated hot wire flowmeter with detection of flow direction). The signal is used for patient monitoring (e.g. minute volume monitoring) among other applications. Dräger Medizintechnik GmbH Function Description Savina Version 2.0...
  • Page 363           Conversion kit software 1.0 Savina 84 14 110 − − Conversion kit software 1.11 Savina 84 14 538 Dräger Medizintechnik GmbH Conversion Instructions Savina Version 3.0...
  • Page 364 ..........289 Pin assignment ............Function Front Panel PCB ........Pin assignment ............352 Function O2 Valve PCB ..........331 Pin assignment ............Function Front view, unit closed ......... 325 ........Pin assignment Page 3 Dräger Medizintechnik GmbH Savina Version 2.0...
  • Page 365 Service Strategy ........Operating voltages Supply voltages ............ 285 ............ Measuring Measuring Operator control panel  ............351 Function Tubing diagram, Savina ...... Pin assignment  Control PCB ..........330 Ventilation monitoring ................... 289 Views ........... 331 Front Panel PCB ..........