Acroprint Time Recorder Atomic ES900 Service Manual

Quartz time recorder

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Service Manual
QUARTZ TIME RECORDER
ATOMIC
ES900
Acroprint Time Recorder Co.
5640 Departure Drive
Raleigh, NC 27616 USA
Phone: (919) 872-5800
06-0380-000 Rev. B
Fax: (919) 850-0720

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Summary of Contents for Acroprint Time Recorder Atomic ES900

  • Page 1 Service Manual QUARTZ TIME RECORDER ATOMIC ES900 Acroprint Time Recorder Co. 5640 Departure Drive Raleigh, NC 27616 USA Phone: (919) 872-5800 06-0380-000 Rev. B Fax: (919) 850-0720...
  • Page 2: Table Of Contents

    Service Manual Service Manual Service Manual Service Manual CONTENTS CONTENTS CONTENTS CONTENTS 1. OUTLINE……………………………………………………………………………………1-1 2. BLOCK DIAGRAM…………………………………………………………………………2-1 3. DISASSEMBLY AND REASSEMBLY OF BASIC PARTS………………………………..3-1 3-1. Exploded View..............………....……..3-2 3-2. Tools Required…………………………………………………………………………..3-3 3-3. Disassembly……………………………………………………………………………...3-4 4. DISASSEMBLY AND REASSEMBLY OF MECHANISM………………………………….4-1 4-1. Exploded View,Oiling Instruction Diagram…………………………..…………………4-2 4-2.
  • Page 3: Outline

    1. OUTLINE Exercise care to avoid electric shock when repairing this unit. Front view Cover off Back view Print position adjuster The print position from the card edge is adjustable by pressing and sliding the print position button on outside bottom...
  • Page 4: Block Diagram

    2. BLOCK DIAGRAM...
  • Page 5: Disassembly And Reassembly Of Basic Parts

    3. DISASSEMBLY AND REASSEMBLY OF BASIC PARTS CONTENTS 3-1. Exploded View………………………………………………………………………3-2 3-2. Tools Required………………………………………………………………………3-3 3-3. Disassembly…………………………………………………………………………3-3 3-4. Reassembly…………………………………………………………………………3-7...
  • Page 6: Exploded View

    3-1. Exploded View Ref No. General-use parts Part No. Ref No. General-use parts Part No. Oval head Screw ST3*12 NTR-07-044 NTR-61-0011 Even head Screw ST4*13 NTR-07-048 NTR-61-0027 NTR-61-0026 NTR-61-0030 CN10 NTR-61-0059 Oval head Screw ST2.6*7 NTR-07-028 Switch PCB Ass’y NTR-A3-007 Oval head Screw M2.6*6 NTR-07-042A Tray head Screw ST3.0*7 NTR-07-012...
  • Page 7: Disassembly

    3-3. Disassembly Disassemble the parts in the following order: (1) Top Enclosure (2) Printer Cover (1)--(2) (3) Control PCB Ass’y (1)--(2)--(3) (4) LCD Panel (1)--(2)--(3)--(4) (5) Mechanism Block (1)--(2)------------(5) (6) Sensor Switch Ass’y (1)--(2)--(3)------(5)--(6) (7) Atomic Antenna (1)--(2)--(3)-----(5)--(6)--(7) 8 Ni-Cd battery Ass’y (1)--(2)--(3)------(5)--(6)--(7)--(8) (1) Removing the Top Enclosure 1.
  • Page 8 3. Lift the Printer Cover up and turn to the direction of illustration about 90°. 4. Remove harness from the connector of Control PCB Ass’y. Ref No. General-use parts Part No. Ref No. General-use parts Part No. NTR-61-0026 NTR-61-0011 CN10 NTR-61-0059 NTR-61-0030 NTR-61-0027...
  • Page 9 3 Removing the Control PCB Ass’y. 1. Remove two screws F holding the Control PCB Ass’y Screw F :Tray head Screw ST3.0*7 ,2 pieces 2. Remove the Control PCB Ass’y from hook of the Printer Cover by rotating it. (4).Removing the LCD Panel 1.
  • Page 10 (5) Removing the Mechanism Block 1. Insert the miniature screwdriver in the hole of the Bottom Enclosure back side,and release two hooks for Paper Rack fixing. 2. Lift some front edges of Paper Rack, and draw out this side. 3. Remove the Key Top. 4.
  • Page 11 6. Remove five screws K holding the Mechanism. (Screw W: Oval head Screw ST2.6*6:5 Pieces) 7. Remove two screws X holding the Mechanism. (Screw X: Tray head Screw ST3.0*6:2 Pieces) 8. Remove the Mechanism by rotating to the direction of illustration...
  • Page 12 (6). Removing the Sensor Block,Sensor Lever,and Switch PCB Ass,y 1. Move the Sensor Block in the direction shown by arrow A and remove it from the Platen Cover while pulling it upward. 2. Remove the Sensor Lever with tweezers 3. Release the hook part of the Sensor Block and remove the Switch PCB Ass’y. (7) Removing the Atomic Antenna.
  • Page 13: Reassembly

    Remove the Battery Ass’y. Removing the screw K holding the Battery Cover. (Screw K: Oval head Screw ST2.6*7) 2. Removing the Battery Cover. 3. Removing the Ni-Cd Battery from the Bottom Enclosure. 3-4.Reassembly Reassembly of parts is performed by reversing the disassembly procedure. Note the following points: Make sure that all connectors are properly and securely in place.
  • Page 14: Disassembly And Reassembly Of Mechanism

    4. DISASSEMBLY AND REASSEMBLY OF MECHANISM CONTENTS 4-1. Exploded View.Oiling instruction Diagram………………………………………………………………….4-2 4-2. Tools,Oils and Detergent Required…………………………………………………………………………..4-3 4-3. Disassembly…………………………………………………………………………………………………..4-4 4-4. Reassembly…………………………………………………………………………………………………4-12...
  • Page 15: Exploded View,Oiling Instruction Diagram

    4-1. Exploded View,Oiling instruction Diagram Ref No. General-use parts Part No. Ref No. General-use parts Part No. NTR-07-028 NTR-A2-010 Oval head Screw ST2.6*7 Small Roller copper Sheathing Lead Shaft NTR-A2-016 Motor Shaft NTR-A2-007 Lead Screw Shaft NTR-A2-008 Sensor Harness B Unit NTR-A3-005 NTR-07-037 NTR-07-028...
  • Page 16: Tools,Oils And Detergent Required

    4-2. Tools,Oils and Detergent Required Tools required: 1, No.2 or #2 Phillips screwdriver 2, No.1 or #1 Phillips screwdriver 3, Standard blade type screwdriver with a tip thickness of 1 mm or less 4, Tweezers (for small parts) Oils required: 1, YM-103(The blade part of Cam and Cam B, Shaft of Platen Plate) 2, SFP-13(Shaft of Cam B,Cam Shaft) 3, N-4K (Guide Shaft)
  • Page 17 4-3. Disassembly Disassembly the parts in the following order: (1) Ink Ribbon Ass’y (2) Head Holding Plate (1)--(2) Print Head (3) Logo Disk Ass'y (1)--(2)--(3) Roller Main Rack (4) LED PCB Ass’y (1)--(2)--(3)--(4) (5) Motor Gear (1)--(2)--(3)-----(5) Cam Gear Mid Gear Base Plate Ass’y Spacer (6) Bearing...
  • Page 18 (1) Removing the Ink Ribbon Ass’y 1. Hold the handle of the Ink Ribbon Ass’y and remove it by pulling it sideward. (2)Removing the Head Holding Plate and Print Head 1. Put the Head Holding Plate in the direction of arrow A with a screwdriver or tweezers and remove it. 2.
  • Page 19 (3) Removing Main Rack 1. Remove three screws N holding the Logo Disk Ass’y. (Screw N: Even head Screw M2.5*5) 2. Remove two logo Disk Ass’y. 3. Remove the Roller. 4. Pull up the Main Rack. 5. Remove the four Spring A. (4) Remove the LED PCB Ass’y 1.
  • Page 20 (5) Removing the Cam Gear,Mid Gear,Cam A, Base Plate Ass’y and Paper Pressure Plate Ass’y. 1. Remove the Cam Gear,Mid Gear, Cam A. 2. Remove four screws N holding the Base Plate Ass’y. (Screw N: Even head Screw M2.5*5) 3. Remove Paper Pressure Plate Ass’y. (6) Removing the Bearing (this said),Guide Shaft,Carrier Ass’y, Carrier Ass’y,Carrier Spring.
  • Page 21 (7) Removing the Lead Screw Shaft,Shank of Cam B,Cam B,Tractor Shaft Spring,and Bearing. 1. Pull out the lead Screw Shaft from the Cam B 2. Remove the Shank of Cam B ,Cam B ,and Tractor Shaft Spring. 3. Remove one screw K holding the Bearing. (Screw K: Oval head Screw ST2.6*7) (8) Removing the Sensor Harness B Unit 1.
  • Page 22 (9) Removing the Motor Ass’y 1. Remove two screws S holding the Motor Ass’y. (Screw S: Oval head Screw ST2.6*7) (10) Removing the Sheet 1. Remove the Sheet.
  • Page 23: Reassembly

    4-4. Reassembly Reassembly of parts is performed by reversing the disassembly procedure. Note the following point: (1) Properly lubricate all parts that require lubrication. (2) Bundle harnesses firmly and accurately enough to avoid interference with gears (3) Lastly install the Platen Gear B as follows(See the drawing): Match the Cam Gear and the hole of the Base Plate Ass’y.
  • Page 24: Troubleshooting

    5 TROUBLESHOOTING CONTENS 5-1.No Operation………………………………………………………………5-2 5-2.No Display on the LCD Panel………………………………………… 5-3 5-3.Setting Switch Malfunctioning…………………………………………5-4 5-4.Motor Operation Failure…………………………………………………5-5 5-5.No Printing…………………………………………………………………5-6 5-6.No Power Backup in case of power Failure…………………………5-7 5-7.Buzzer Failure…………………………………………………………… 5-8 5-8.Relay Failure………………………………………………………………5-9 5-9. Lighting Abnormality………………………………………………… 5-10 5-10. Atomic Failure…………………………………………………………5-11 5-11.How to locate Problems from the Error Codes…………………...
  • Page 25: No Operation

    5-1. No Operation Digits are not displayed on the LCD No operation Unable to print Check the DC Adapter Ass’y output voltage level. (See “Voltage Check.”) DC Adapter Ass’y failure. Normal Is the optional Ni-CD Securely plug the DC Battery being used? Card into the outlet.
  • Page 26: 5-2.No Display On The Lcd Panel

    5-2.No Display on the LCD Panel Nothing is appearing on the screen. Nothing is displayed There is only a partal display on the on the LCD panel. screen ,or the screen fickers. Perform the function test to check the LCD Panel. Note: Pressing the reset switch causes the settings,including the time and calendar settings,to be initialized.
  • Page 27: 5-3.Setting Switch Malfunctioning

    5-3. Setting Switch Malfunctioning Unable to input with the setting switches. Note:Pressing the reset switch cause the settings,including Perform the function to check key switches. the time and calendar settings,to be initialized. (see Inspection Sheet”) Key switch failure Normal Inadequate soldering on CPU There are no anomalies the setting switch.
  • Page 28: 5-4.Motor Operation Failure

    5-4.Motor Operation Failure Motor does not run at all Motor does not run. Motor runs abnormally Plug the DC Plug into the outlet. Note:Pressing the reset switch cause the setting,including the Press the reset switch. time and calendar settings,to be initlalized. Turn the power off and detach the outer jacket.
  • Page 29: 5-5.No Printing

    5-5.No Printing Motor runs. If the motor does not run.see “4 Motor Operation Failure” Unable to print Card does not print. Abnormal printout (chipped dots,etc.) Is the Ink Ribbon Set the Ink Ribbon Ass’y properly. Ass’y set properly? Turn the power off and detach the outer jacket.
  • Page 30: 5-6.No Power Backup In Case Of Power Failure

    5-6.No Power Backup in case of Power Failure Ni-Cd Battery is being used. Unable to punch the card Power failure backup is provides for up to 100 punches or 24 hours. during power failure Is the connector for the Ni-Cd Battery Secure the connector.
  • Page 31: 5-7.Buzzer Failure

    5-7.Buzzer Failure Buzzer does not sound. Is the #NTR-B3-001 Set the # NTR-B3-001 property. installed? Are connectors CN7 on the Control PCB and CN2 on the Secure the connectors. #NTR-B3-001 connected? Plug the DC cord into the outlet. Detach the outer jacket. Hold down the SELECT Switch and press the reset switch.
  • Page 32: 5-8.Relay Failure

    5-8.Relay Failure The relay does not operate Is the relay connector Secure the connector. connected? Are connectors CN8 on the Secure the connector. Control PCB and CN2 on the #NTR-B3-001 connected? Plug the DC cord into the outlet. Detach the outer jacket. Hold down the SELECT switch and press the reset switch.
  • Page 33: 5-6.Lighting Abnormality

    5-9 Lighting Abnormality LED does not lighting at all Unable to Lighting LED flicker LED dark Perform the function test to check LED LED failure Normal? connector Secure the Sensor CN8 connected? Sensor failure Normal? Secure the connector. Q11 failure Inadequate soldering on the CPU...
  • Page 34: 5-7.Atomic Failure

    5-10. Atomic Failure No signal Atomic failure Can’t change time Perform the function test to check antenna Antenna failure Normal? connector Secure the connector. CN9 connected? Check the 3.3V voltage levels. U3 failure Normal? Inadequate soldering on the CPU Inadequate soldering on the U2 X3 failure...
  • Page 35: 5-11.How To Locate Problems From The Error Codes

    5-11.How to locate Problems from the Error Codes Print Head fails to return to its home position. E-30 Cause: Is there any anomaly 1) Home position sensor failure in the CR-system 2) Home position sensor circuit failure Mechanism? 3) CR-system Mechanism failure Eliminate causes.
  • Page 36: Measurement

    6. MEASUREMENT CONTENTS 6-1.Voltage Check………………………………………………………………………… 6-2 … 6-2.Motor Operation Check…………………… …………………………………………6-2 6-3. Print Head Resistance Measurement……………………………………………… 6-3 6-4. Measuring Voltage at the Ni-Cd Battery Terminals…………………………… 6-4...
  • Page 37: 6-1.Voltage Check

    6-1.Voltage Check Control PCB Ass’y Used test pin land TP6,7,and 9 to measure voltage. Measuring point Target voltage Measuring conditions 11V(TP6) GND(GND) 11VDC±5% DC Cord plugged in. 5V (TP7) GND(GND) 5VDC±5% DC Cord plugged in. 6-2.Motor Operation Check Apply voltage as follows to the harness inserted to the connector CN5 on the Control PCB Ass’y and check whether the Motor run properly.
  • Page 38: 6-3.Print Head Resistance Measurement

    6-3 Print Head Resistance Measurement Measure the Print Head resistance at the terminals with the FPC harness inserted to the CN4 on the Control PCB Ass’y. Note:If the Print Head resistance is smaller than the value Measuring point Target resistance shown on the left.there ia a possibility that both the Print Head Open pin driver is broken.In this case,replace Print Head and check...
  • Page 39: Measuring Voltage At The Ni-Cd Battery Terminals

    6-4.Measuring Voltage at the Ni-Cd Battery Terminals To measure the voltage at the Ni-Cd Battery Terminals,remove the battery from the connector after recharging it for 48 hours or longer. Measuring point (color of wires) Target voltage Note:The Ni-Cd battery has a life of about five years. (red)1 3(black) 8.4V or higher...
  • Page 40: Control Circuit Operation

    7. CONTROL CIRCUIT OPERATION CONTENTS 7-1.Conntrol Circuit……………………………… ………………7-2 …………… 7-2.Block Diagram of Circuits……………… ………………… 7-2 …………… 7-3.CPU………………………………………… ………………… 7-3 …………… 7-4.Port List………………………… …………………………… 7-4 …………… 7-5.Operation Mode…………………… …………………………7-6 …………… 7-6.LCD…………………………………… ……………………… 7-7 …………… 7-7.Switch………………………………… ……………………… 7-8 …………… 7-8.Sensor………………………………… …………………… 7-8 ………………...
  • Page 41: 7-1.Control Circuit

    7-1.Control Circuit The control circuit consists of the following: Control PCB Ass’y Setting switch Sensor circuit Encoder circuit CR motor driver circuit Print Head pin driver circuit Power failure detector circuit Low-voltage detector circuit 1/F PCB Ass’y (Optional) Buzzer driver circuit Relay driver circuit 7-2.Block Diagram of Circuits P32,33...
  • Page 42: 7-3.Cpu

    7-3.CPU 8-bit single-chip microcomputer HD6473827H Equipped with 64K ROM and 1K RAM Main system clock is a 9.8304MHz ceramic oscillator. Subsystem clock is a 32.768kHz crystal oscillator. Equipped with LCD controller/driver.
  • Page 43: 7-4.Ports List

    7-4.Port List No.of pins Name Function Virtual value Atomic nation choice Power-conversion 32.768K Crystal input 32.768K Crystal output Enter the internal crystal Internal crystal output RESET Chinese model choice Ribbon print head-count position E-30 Sensor control E38/30 Sensor control Atomic signal input Atomic Power on Print motor control R Print motor control F...
  • Page 44 PIN5 PIN4 PIN3 PIN2 PIN1 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 PIN9 Buzzer Control Relay Control Option jump Power-conversion 8.0V Voltage Test Voltage Test Auto Switch Input Hand Switch Input Select Key Change Key Set Key...
  • Page 45: 7-5.Operation Mode

    7-5.Operation Mode Operation mode and functions are as follows: Power failure operation Normal operation All Power failure operation All Operation state Time update Memory functions operation functions operation retention only DC power Enabled Enabled(7V or Ni-Cd Battery Enabled/Disabled (7V or higher) lower)/Disabled CPU state Operation mode...
  • Page 46: 7-6.Lcd

    7-6.LCD LCD specifications Operating voltage Lighting method Reflective type Viewing direction 6:00 Operating method 1/4 duty.1/3bias,128Hz Pin table...
  • Page 47: 7-7.Switch

    7-7.Switch The switch state is input the port below by setting EKY(P100) to “L”. Switch state:L……ON,H……OFF PS(PB2/AN2):Paper Sensor Detects presence of a card. Normally “off”.When a card is put in.it pushed a sensor lever.it turn a sensor to“on”. PB(PB3/AN3):Key Top For manual printing.
  • Page 48: 7-10.Motor

    7-10.Motor The CR motor CCW to cause the Cam to rotate.allowing the Print Head to move. The motor operation mode is controlled by CR0(P32/RES0)and CR1(P33/SCK31) Operation mode Stand-by Brake 7-11.Print Head A pin will impact when PIN1-9(P57-50 P40) is set to “H”. The record is printed when the Print Head is moving to the front.
  • Page 49: Inspection Sheet

    8. INSPECTION SHEET Inspection Item Inspection Method Inspection Standard Turn On Insert the DC Cord plug to the DC outlet Press the reset switch. Make sure initial operation was made and the display indicates the time at 8:00a.m. LCD Check Press the SELECT and RESET switch Display shows“20-06”.
  • Page 50 Activation) flicker. Press the CHANGE switch when “3:Manual”is shown. Press the SET switch twice. Make sure the time displays and “:” flickers. Manual Print Pull the knob on the bottom toward yourself and No printed output is produced when the Check insert the card.
  • Page 51: Error Code List

    9 ERROR CODE LIST Error Symptoms Remedies No-card detection occurs 1.Press the card on the Paper Sensor until time is before printing in the printed. E-05 automatic semi-automatic printing modes. Print-Head does not return 1. Make sure the home position sensor is installed at to the home position.
  • Page 52: Connector Pin Assignment

    10. CONNECTOR PIN ASSIGNMENT Control PCB Ass’y (1) CN1 (LCD Panel (Q7150-5505)) Pin No. Signal Name Function Pin No. Signal Name Function COM4 COMMON4 SEG10 SEGMENT10 COM3 COMMON3 SEG9 SEGMENT9 COM2 COMMON2 SEG8 SEGMENT8 COM1 COMMON1 SEG7 SEGMENT7 SEG17 SEGMENT17 SEG6 SEGMENT6 SEG16...
  • Page 53 (4) CN4(Print Head) Pin No. Signal Name Function Connection to head frame PIN6 pin from top (PIN6) PIN4 pin from top (PIN4) PIN8 pin from top (PIN8) PIN2 pin from top (PIN2) PIN9 Bottom pin (PIN9) Common(10V) Common(10V) PIN7 pin from top (PIN7) PIN1 Top pin (PIN1) PIN5...
  • Page 54 (9) CN9 (Ni-Cd Battery) Pin No. Signal Name Function BOUT Ni-Cd battery output terminal BCHG Ni-Cd battery recharging terminal (10) CN10 (Antenna Ass’y) Pin No. Signal Name Function Antenna Antenna #NTR-B3-001 (11) B4 (Contact Output) Pin No. Signal Name Function Relay(common) Relay(Normally open)
  • Page 55: Circuit Diagram

    11. CIRCUIT DIAGRAM Control PCB Circuit Diagram (1/2)
  • Page 56 Control PCB Circuit Diagram (2/2)
  • Page 57 Control PCB Circuit Diagram (1/1)
  • Page 58 Signal Connect Board SCH (1/1)
  • Page 59: Parts List

    12. PARTS LIST CONTENTS 12-1.Overall Exploded View…………………………………………………………12-2 12-2.Mechanism……………………………………………………………………… 12-3 12-3.Control PCB Ass’y………………………………………………………………12-4 12-4. Packing Material…………………………………………………………………12-6 12-5.Option function bom………………………………………………………………12-7 Note1:The ordering unit of part with the mark “#” is 10 pieces or sets. (e.g.10,20.30-) Note2:() in Q’ TY PER UNIT :Not available. Note3:Service part are shipped without lubrications even where it is required.
  • Page 60 PARTS LIST 1. Overall Exploded Ref. Q’ty Description Part Number Model per Unit Mechanism NTR-A1-0000 AC/DC Adapter NTR-63-1001 Control PCB Ass’y NTR-B3-002 LCD Panel NTR-A3-004 Switch PCB Ass’y NTR-A3-007 LED PCB Ass’y LED NTR-A3-013 Sensor Harness B Unit NTR-A3-005 Top Cover NTR-B1-001 Cover B NTR-B1-004...
  • Page 61: Print Head

    PARTS LIST 2. Mechanism Ref. Q’ty Description Part Number Model per Unit Base Plate Ass'y NTR-A1-019 Motor Ass’y NTR-A3-006 Motor Gear NTR-A1-015 Mid Gear NTR-A1-013 Sensor Harness B Unit NTR-A3-005 Lead Screw shaft NTR-A2-008 Cam B NTR-A1-018 Shank of Cam B NTR-A1-017 Tractor shaft spring NTR-A2-013...
  • Page 62 PARTS LIST 3. Control PCB Ass’y Q’ty Ref. No. Description Part Number Model per Unit R2 9-17 34-35 51-54 58 Chip Res. 1/16W ±5% 1Kohm NTR-51-4102 R37 44 Chip Res. 1/16W ±5% 10Kohm NTR-51-4103 R1 31 33 38 45 Chip Res. 1/16W ±5% 100Kohm NTR-51-4104 R100 Chip Res.
  • Page 63 Transistor MMBT2907LT1 NTR-56-0017 Transistor 2SC1623-T1B NTR-56-0018 Transistor MMBT3906LT1G NTR-56-0020 Quartz Crystal 32.768KHz NTR-57-0001 Quartz Crystal 9.8304MHz NTR-57-0003 Quartz Crystal 60KHz NTR-57-0010 SW1-4 Switch 6*6*6 L=5mm 30gf NTR-60-0016 Connector 12PIN 1.25mm FFC NTR-61-0011 Connector XH-2PIN 180° NTR-61-0026 CN8 10 Connector XH-2PIN 90° NTR-61-0059 Connector XH-3PIN 180°...
  • Page 64 PARTS LIST 4. Packing Material Ref. Q’ty Description Part Number Model per Unit Packing Box NTR-B4-001 Pad A NTR-B4-002 Pad B Paper Pad NTR-B4-003 Warranty Pack NTR-B4-015...
  • Page 65 5. Option Function BOM Ref. Q’ty Description Part Number Model per Unit Battery Pack 58-0108-000 9.6V 700mAh Ni-Cd Battery NTR-T3-021 Same as ES1000 Battery box NTR-65-0009 Installation Instruction 06-0161-000 Shipping Box Label ES900 Atomic Signal Control Board 10-0164-000 Signal Connect board Ass'y NTR-B3-001 Ribbon bag NTR-05-011D...

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