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Table of Contents
Related Manuals for Keysight Technologies E36200 Series
Summary of Contents for Keysight Technologies E36200 Series
- Page 1 Keysight E36200 Series Autoranging DC Power Supplies Service Guide...
- Page 2 FAR 27.401 or DFAR could result in personal injury or death. 227.7103-5 (c), as applicable in any Do not proceed beyond a WARNING technical data. notice until the indicated conditions are fully understood and met. Keysight E36200 Series Service Guide...
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Page 3: Safety Symbols
Earth (ground) terminal Frame or chassis (ground) terminal Standby supply, the instrument is not completely disconnected from AC mains when the switch is off Direct current (DC) Alternating current (AC) Plus, positive polarity Minus, negative polarity Keysight E36200 Series Service Guide... -
Page 4: Safety Considerations
– BEFORE APPLYING POWER WARNING Verify that the correct fuse is installed. See “Fuse Information” in the E36200 Series User’s Guide for additional details. Ensure the mains supply voltage fluctuation do not exceed ±10% of the nominal supply voltage. – GROUND THE INSTRUMENT This product is a Safety Class I instrument (provided with a protective earth terminal). - Page 5 Because of the danger of introducing additional hazards, do not install substitute parts or perform any unauthorized modification to the instrument. Return the instrument to a Keysight Technologies Sales and Service Office for service and repair to ensure that safety features are maintained.
- Page 6 Do not use detergent, volatile liquids, or chemical solvents. CONNECT USB CABLE WITH FERRITE CORE NOTE Connect a USB cable with a ferrite core to the rear panel USB port of the instrument for better performance. Keysight E36200 Series Service Guide...
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Page 7: Environmental Conditions
Environmental Conditions The E36200 Series is designed for indoor use and in an area with low condensation. The table below shows the general environmental requirements for this instrument. Environmental cond ition Requirement Operating condition – 0 °C to 40 °C... -
Page 8: Regulatory Markings
This instrument complies with the WEEE Directive marking requirement. This affixed product label indicates that you must not discard this electrical or electronic product in domestic household waste. Keysight E36200 Series Service Guide... -
Page 9: Waste Electrical And Electronic Equipment (Weee) Directive
To contact Keysight for sales and technical support, refer to the support links on the following Keysight websites: – www.keysight.com/find/e36200 (product-specific information and support, software and documentation updates) – www.keysight.com/find/assist (worldwide contact information for repair and service) Keysight E36200 Series Service Guide... - Page 10 THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK. Keysight E36200 Series Service Guide...
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Page 11: Table Of Contents
........54 Recommended test equipment ......54 Keysight E36200 Series Service Guide... - Page 12 Save the calibration data ....... . . 88 Keysight E36200 Series Service Guide...
- Page 13 Disassembly This chapter provides the specifications and service information on cleaning, troubleshooting, repair, and replaceable parts of the E36200 Series autoranging DC power supplies. This chapter also explains how to assemble and disassemble the E36200 Series autoranging DC power supplies.
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Page 14: Service And Maintenance
Service and Maintenance Specifications and Characteristics For the specifications and characteristics of the E36200 Series autoranging DC NOTE power supplies, refer to its datasheet at http://literature.cdn.keysight.com/ litweb/pdf/5992-3747EN.pdf. General Information Types of service available If your instrument fails during the warranty period, Keysight Technologies will repair or replace it under the terms of your warranty. -
Page 15: Cleaning And Handling
– Do not use detergent or solvents. – Do not attempt to clean internally. If required, contact a Keysight Technologies Sales and Service office to arrange for proper cleaning to ensure that safety features and performance are maintained. -
Page 16: Troubleshooting
A power-on self-test occurs automatically when you turn on the power supply. This limited test assures you that the power supply is operational. Refer to the E36200 Series User’s Guide for more information on how to run a complete self-test of the power supply (Chapter 2, “General Operating Information”... -
Page 17: User Replaceable Parts
Under normal use at room temperature, the lithium battery has a life expectancy between seven and ten years. Note that battery life will be reduced if the instrument is stored for a prolonged period at temperatures above 40 degrees Celsius. The battery type is CR 2032 (3V). Keysight E36200 Series Service Guide... -
Page 18: Replacing The Battery
(see red arrow below). The top of the small spring clips should be visible after the battery is seated (see red circle below). 5 Replace the top cover when finished. Keysight E36200 Series Service Guide... - Page 19 Service and Maintenance 6 Reset the date and time. Refer to the E36200 Series User’s Guide for more information on how to reset the date and time. (Chapter 2, “General Operating Information” > Utilities Menu - Test/Setup > User Settings > Date/Time)
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Page 20: Disassembly
GPIB interface or the cover plate securely covering the rear-panel opening. Refer to the E36200 Series User’s Guide for more information on how to remove or install the optional GPIB interface (Chapter 1, “Prod uct Information” >... -
Page 21: Replacing The Front Panel Binding Post
The GPIB interface must be removed before you proceed to remove and replace NOTE the front panel binding post. Disassembly procedures are model-specific. Refer to the procedures listed below for your respective E36200 Series model. – “For E36231A and E36232A models only” on page 22 –... - Page 22 Service and Maintenance For E36231A and E36232A models only Step Instructions Visuals Remove the side trims from the front panel. Remove four screws from the front panel using a T10 driver (two screws on each side). Keysight E36200 Series Service Guide...
- Page 23 Remove the top panel. Slide the top panel towards the rear and lift it up. Remove the IO board thermal pad. Remove four Pozi screws from the front panel using a PZ1 driver (two screws on each side). Keysight E36200 Series Service Guide...
- Page 24 Service and Maintenance Step Instructions Visuals Gently pull out the front frame from the chassis. Detach the mainboard connector from the IO board. Keysight E36200 Series Service Guide...
- Page 25 Service and Maintenance Step Instructions Visuals Detach the power PSU connector from the IO board. Remove four screws from the IO board using a T10 driver. Remove the IO board from the chassis. Keysight E36200 Series Service Guide...
- Page 26 GPIB interface” on page 20 for more details). Remove one screw from the GPIB module plate using a T10 driver. Detach the GPIB module connector from the IO board. Remove the GPIB module from the chassis. Keysight E36200 Series Service Guide...
- Page 27 Service and Maintenance Step Instructions Visuals Detach the AC inlet connector from the PSU module. Detach the power PSU connector from the mainboard. Remove one screw from the rear chassis using a T10 bit. Keysight E36200 Series Service Guide...
- Page 28 Service and Maintenance Step Instructions Visuals Remove two screws from the bracket using a T10 bit. Remove the bracket from the chassis. Remove seven screws from the PCA mainboard using a T10 bit. Keysight E36200 Series Service Guide...
- Page 29 Lift and remove the PCA mainboard from the chassis. Take caution not to bend any of the connector pins on the IO board. Ensure that the two thermal pad are present on the PCA mainboard before proceeding with the next step. Keysight E36200 Series Service Guide...
- Page 30 Service and Maintenance Step Instructions Visuals Remove two screws from the IO board using a T10 bit. Remove three screws from the IO board using a T10 bit. Remove the IO board from the chassis. Keysight E36200 Series Service Guide...
- Page 31 Instructions Visuals Unsolder the binding post assembly from the IO board. Replace the existing binding post assembly with a new binding post assembly. Perform the steps above in reverse order to reassamble back the instrument. Keysight E36200 Series Service Guide...
- Page 32 Remove the side trims from the front panel. Remove four screws from the front panel using a T10 driver (two screws on each side). Remove the top panel. Slide the top panel towards the rear and lift it up. Keysight E36200 Series Service Guide...
- Page 33 Service and Maintenance Step Instructions Visuals Remove the IO board thermal pad. Remove four Pozi screws from the front panel using a PZ1 driver (two screws on each side). Detach the mainboard connectors from the IO board. Keysight E36200 Series Service Guide...
- Page 34 Service and Maintenance Step Instructions Visuals Gently pull out the front frame from the chassis. Detach the power PSU connector from the IO board. Keysight E36200 Series Service Guide...
- Page 35 12 only if you have installed the optional GPIB interface (see “Removing/Installing the optional GPIB interface” on page 20 for more details). Remove one screw from the GPIB module plate using a T10 driver. Keysight E36200 Series Service Guide...
- Page 36 Service and Maintenance Step Instructions Visuals Detach the GPIB module connector from the IO board. Remove the GPIB module from the chassis. Keysight E36200 Series Service Guide...
- Page 37 Service and Maintenance Step Instructions Visuals Remove two screws from the insulator using a T10 bit. Remove the insulator. Detach the AC inlet connector from the PSU module. Detach the power PSU connectors from the mainboard. Keysight E36200 Series Service Guide...
- Page 38 Service and Maintenance Step Instructions Visuals Remove one screw from the rear chassis using a T10 bit. Remove two screws from the bracket using a T10 bit. Remove the bracket from the chassis. Keysight E36200 Series Service Guide...
- Page 39 Service and Maintenance Step Instructions Visuals Remove 14 screws from the PCA mainboard using a T10 bit. Lift and remove the the two PCA mainboards from the chassis. Keysight E36200 Series Service Guide...
- Page 40 Take caution not to bend any of the connector pins on the IO board. Ensure that the two thermal pad are present on each of the PCA mainboards before proceeding with the next step. Remove two screws from the IO board using a T10 bit. Keysight E36200 Series Service Guide...
- Page 41 Unsolder the binding post assembly from the IO board. Remove the four screws with a T-10 bit. Replace the existing binding post assembly with a new binding post assembly. Perform the steps above in reverse order to reassamble back the instrument. Keysight E36200 Series Service Guide...
- Page 42 Remove the side trims from the front panel. Remove four screws from the front panel using a T10 driver (two screws on each side). Remove the top panel. Slide the top panel towards the rear and lift it up. Keysight E36200 Series Service Guide...
- Page 43 Service and Maintenance Step Instructions Visuals Remove the IO board thermal pad. Remove four Pozi screws from the front panel using a PZ1 driver (two screws on each side). Detach the mainboard connectors from the IO board. Keysight E36200 Series Service Guide...
- Page 44 Service and Maintenance Step Instructions Visuals Gently pull out the front frame from the chassis. Detach the power PSU connector from the IO board. Keysight E36200 Series Service Guide...
- Page 45 12 only if you have installed the optional GPIB interface (see “Removing/Installing the optional GPIB interface” on page 20 for more details). Remove one screw from the GPIB module plate using a T10 driver. Keysight E36200 Series Service Guide...
- Page 46 Service and Maintenance Step Instructions Visuals Detach the GPIB module connector from the IO board. Remove the GPIB module from the chassis. Keysight E36200 Series Service Guide...
- Page 47 Service and Maintenance Step Instructions Visuals Remove two screws from the insulator using a T10 bit. Remove the insulator. Detach the AC inlet connector from the PSU module. Detach the power PSU connectors from the mainboard. Keysight E36200 Series Service Guide...
- Page 48 Service and Maintenance Step Instructions Visuals Remove one screw from the rear chassis using a T10 bit. Remove two screws from the bracket using a T10 bit. Remove the bracket from the chassis. Keysight E36200 Series Service Guide...
- Page 49 Service and Maintenance Step Instructions Visuals Remove 14 screws from the PCA mainboard using a T10 bit. Lift and remove the the two PCA mainboards from the chassis. Keysight E36200 Series Service Guide...
- Page 50 Take caution not to bend any of the connector pins on the IO board. Ensure that the two thermal pad are present on each of the PCA mainboards before proceeding with the next step. Remove two screws from the IO board using a T10 bit. Keysight E36200 Series Service Guide...
- Page 51 T10 bit. Remove the IO board from the chassis. Unsolder the binding post assembly from the IO board. Replace the existing binding post assembly with a new binding post assembly. Perform the steps above in reverse order to reassamble back the instrument. Keysight E36200 Series Service Guide...
- Page 52 Service and Maintenance THIS PAGE HAS BEEN INTENTIONALLY LEFT BLANK. Keysight E36200 Series Service Guide...
- Page 53 Calibration Adjustment Procedures This chapter contains the performance verification procedures, which verifies that the E36200 Series is operating within its published specifications. This chapter also provides information on the adjustments performed after the instrument fails any of the performance verification tests.
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Page 54: Verification And Adjustments
Keysight Infiniium/6054A or Oscilloscope Bandwidth limit: 20 MHz equivalent Probe: 1:1 with RF tip True RMS RMS voltmeter Bandwidth: 10 MHz Keysight 3458A or equivalent Sensitivity: 100 μV Differential amplifier Bandwidth: 20 MHz LeCroy 1855A or equivalent Keysight E36200 Series Service Guide... -
Page 55: Test Considerations
CAUTION verification tests, hazardous voltages may be present at the outputs of the power supply. Refer to the E36200 Series Programming Guide for more information on the SCPI NOTE commands used in this chapter. For E36233A and E36234A models, perform the verification test described below NOTE for Output 1 and then repeat the test again for Output 2. -
Page 56: Measurement Techniques
(compared to computers and system voltmeters) settling times and slew rates of the power system may have to be taken into account. “Wait” statements can be used in the test program if the test system is faster than the power system. Keysight E36200 Series Service Guide... - Page 57 A LAN or USB cable is needed for readback data. The DMM measures the power supply output, and the electronic load draws current from the power supply. The accuracy of the current monitoring resistor must be 0.01% or better, which should include any self-heating effects. Keysight E36200 Series Service Guide...
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Page 58: Constant Voltage (Cv) Verification
“Test Record Forms” page 74 and verify whether it is within the limits calculated. Voltage read back accuracy Step Front panel SCPI MEAS:VOLT?, (@<channel>) This is an example for the E36231A, 30 V, 20 A output. Keysight E36200 Series Service Guide... -
Page 59: Cv Load And Line Regulation
3 If you are using a PC to control the power supply, connect a LAN, GPIB, or USB cable from the power supply to the PC. 4 Turn on the power supply using the AC line switch. 5 Set the power supply settings as described in Table 2-2. 6 Enable the output. Keysight E36200 Series Service Guide... - Page 60 3 Connect a variable AC Source or Variac to the AC input, and set to an appropriate line voltage for the power supply configuration. 4 If you are using a PC to control the power supply, connect a LAN, GPIB, or USB cable from the power supply to the PC. Keysight E36200 Series Service Guide...
- Page 61 100 VAC - 90 VAC 132 VAC 120 VAC Current –4 mV 4 mV E36232A / E36234A Current 3.333 –8 mV 8 mV 200 VAC - 180 VAC 264 VAC 240 VAC Current –4 mV 4 mV Keysight E36200 Series Service Guide...
- Page 62 3 If you are using a PC to control the power supply, connect a LAN, GPIB, or USB cable from the power supply to the PC. 4 Turn on the power supply using the AC line switch. 5 Set the instrument settings as described in Table 2-4. 6 Enable the output. Keysight E36200 Series Service Guide...
- Page 63 – The oscilloscope green trace and yellow trace represent output current and output voltage trace. Record the measured value in the “Test Record Forms” on page 74. The transient response specification is met when the voltage recovers within 50 µs. Keysight E36200 Series Service Guide...
- Page 64 1 Turn off the power supply using the AC line switch. 2 Connect a fixed load, differential amplifier, and an oscilloscope (AC coupled) to the output as shown below. 3 Turn on the power supply using the AC line switch. Keysight E36200 Series Service Guide...
- Page 65 50 Ω termination. Divide the reading of the rms voltmeter by 10. The result should not exceed the rms limits in the test record form for the appropriate model under “CV ripple and noise, rms”. See the “Test Record Forms” on page 74 for details. Keysight E36200 Series Service Guide...
- Page 66 CV ripple and noise, rms instrument settings DUT settings Fixed load Peak-to-peak noise Model Vol tage (V) Current (A) Value (W) Lower limit Upper limit 0.35 mV E36231A / E36233A 0.35 mV 0.35 mV E36232A / E36234A 0.35 mV Keysight E36200 Series Service Guide...
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Page 67: Low Range Current Verification
4 If you are using a PC to control the power supply, connect a LAN, GPIB, or USB cable from the power supply to the PC. 5 Turn on the power supply using the AC line switch. Keysight E36200 Series Service Guide... - Page 68 Table 2-7 Low range current readback accuracy instrument settings DUT settings Readback accuracy Model Vol tage (V) Current (A) Lower limit Upper limit E36231A/E36233A –410 μA 410 μA E36232A/E36234A 0.05 –205 μA –205 μA Keysight E36200 Series Service Guide...
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Page 69: Constant Current (Cc) Verification
8 Divide the voltage drop (DMM reading) across the current shunt by the shunt resistance to convert to amps. 9 Record the current measured by the DMM and verify whether it is within the limits calculated. Keysight E36200 Series Service Guide... - Page 70 0.006 A –0.006 A 0.006 A E36231A / E36233A 19.974 A 20.026 A –0.026 A 0.026 A –0.003 A 0.003 A –0.003 A 0.003 A E36232A / E36234A 9.987 A 10.013 A –0.013 A 0.013 A Keysight E36200 Series Service Guide...
- Page 71 CV or UNREG, adjust the load so that the output current drops slightly until the CC annunciator lights up. Record the current reading (I ), by load dividing the voltage reading on the DMM by the resistance of the current monitoring resistor. Keysight E36200 Series Service Guide...
- Page 72 Check that the front panel CC annunciator of the power supply remains lit. If it turns to CV or UNREG, adjust the load so that the output current drops slightly until the CC annunciator lights up. Keysight E36200 Series Service Guide...
- Page 73 100 VAC - 90 VAC 132 VAC 120 VAC Voltage –1.250 mA 1.250 mA E36232A / E36234A 3.333 Voltage –0.5833 mA 0.5833 mA 200 VAC - 180 VAC 264 VAC 240 VAC Voltage –1.250 mA 1.250 mA Keysight E36200 Series Service Guide...
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Page 74: Test Record Forms
10 V, Max A ____________ 4.5 mV 30 V, Max A ____________ 0.35 mV 10 V, Max A ____________ 0.35 mV 30 V, Max A ____________ 50 μs Transient response 10 V, Max A ____________ 50 μs Keysight E36200 Series Service Guide... - Page 75 Max V, 20 A –2.250 mA ____________ 2.250 mA Low range current measurement – 410 μA + 410 μA Maximum low range current measured over interface 30 V, 0.1 A ____________ low max low max Keysight E36200 Series Service Guide...
- Page 76 20 V, Max A ____________ 3.5 mV 60 V, Max A ____________ 0.35 mV 20 V, Max A ____________ 0.35 mV 60 V, Max A ____________ 50 μs Transient response 20 V, Max A ____________ 50 μs Keysight E36200 Series Service Guide...
- Page 77 Max V, 10 A –1.250 mA ____________ 1.250 mA Low range current measurement – 205 μA + 205 μA Maximum low range current measured over interface 60 V, 0.05 A ____________ low max low max Keysight E36200 Series Service Guide...
- Page 78 4.5 mV 30 V, Max A ____________ ____________ 0.35 mV 10 V, Max A ____________ ____________ 0.35 mV 30 V, Max A ____________ ____________ 50 μs Transient response 10 V, Max A ____________ ____________ 50 μs Keysight E36200 Series Service Guide...
- Page 79 Max V, 20 A –2.250 mA ____________ ____________ 2.250 mA Low range current measurement Maximum low range current measured – 410 μA ____________ ____________ I + 410 μA 30 V, 0.1 A low max low max over interface Keysight E36200 Series Service Guide...
- Page 80 3.5 mV 60 V, Max A ____________ ____________ 0.35 mV 20 V, Max A ____________ ____________ 0.35 mV 60 V, Max A ____________ ____________ 50 μs Transient response 20 V, Max A ____________ ____________ 50 μs Keysight E36200 Series Service Guide...
- Page 81 Max V, 10 A –1.250 mA ____________ ____________ 1.250 mA Low range current measurement Maximum low range current measured – 205 μA ____________ ____________ I + 205 μA 60 V, 0.05 A low max low max over interface Keysight E36200 Series Service Guide...
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Page 82: Calibration Adjustment Procedures
Verification and Adjustments Calibration Adjustment Procedures This chapter includes calibration adjustment procedures for the E36200 Series autoranging DC power supplies. Instructions are applicable for performing the procedures from either the front panel or a controller over the LAN, USB, or GPIB. -
Page 83: Calibration Security
From the front panel: 1 Press Utilities > Test / Setup > Calibration > Change Passcode. 2 Enter your desired passcode and press Done. From the remote interface: To change a new passcode to “12345”: CALibration:SECurity:CODE 12345 Keysight E36200 Series Service Guide... -
Page 84: Calibration Count
CALibration:COUNt? query, and the calibration count is not change by a power cycle or *RST. If Auto Save is enabled, the count increments when you exit the calibration state. To avoid double counting, do not manually save the count with Auto Save enabled. Keysight E36200 Series Service Guide... -
Page 85: Calibration Message
To enable or disable the calibration auto save feature, send CALibration:ASAVe ON or CALibration:ASAVe OFF. To query the calibration auto save state, send CALibration:ASAV?. Keysight E36200 Series Service Guide... -
Page 86: Calibration Procedure
CAL:VOLT:LEV MAX, (@<channel>) Measure the output voltage (high point) with the DMM. Enter the measured value, and press Next. CAL:VOLT <reading>, (@<channel>) Read DONE or FAIL on the display. (wait 30 seconds) SYST:ERR? Press Cal Save. CAL:SAVE Keysight E36200 Series Service Guide... - Page 87 Wait until a stable reading is obtained before you measure the output low range current (low point) with the DMM. Enter the measured value, and press Next. CAL:CURR:LOW <reading>, (@<channel>) CAL:CURR:LEV:LOW MAX, (@<channel>) Wait until a stable reading is obtained before you measure the output current (high point) with the DMM. Keysight E36200 Series Service Guide...
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Page 88: Save The Calibration Data
Auto Save is turned On. – To save the CAL data: CAL:SAVE – To enable the CAL Auto Save: CAL:ASAVE ON – To exit the CAL State: CAL:STAT 1 <code> Keysight E36200 Series Service Guide... - Page 89 This information is subject to change without notice. Always refer to the Keysight website for the latest revision. © Keysight Technologies 2019 Edition 2, September 17, 2019 Printed in Malaysia *E36200-90009* E36200-90009 www.keysight.com...