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FX-1180/FX-880 Service Manual

Chapter 3 Troubleshooting

Rev. B

3-4

3.2 UNIT LEVEL TROUBLESHOOTING

You may be able to identify the defective unit just from the symptom displayed. The table below
provides the symptoms for a number of failures, so that you can easily identify the problem. Once
the problem has been identified, refer to the flowchart listed in the right-hand column of the table
below to determine the case of the problem.

Table 3-6. Symptoms and Problems

Symptom

Problem

See Page

Printer fails to operate
when power is on.

•

Carriage dose not move.

•

Control panel indicator LEDs do not light.

3-5

Abnormal carriage
operation at power on.

•

Carriage moves away from the home position at
power on.

•

Carriage returns to home position correctly, but the
printer then fails to enter the READY mode.

3-6

Printing is faulty during
self-test, but carriage
operation is normal.

•

No printing at all.

•

Faulty printing



some dots are not printing.

3-7

Abnormal paper
feeding

The printer prints but feeds paper incorrectly.

3-8

Abnormal control panel
operation

When the LF/FF switch is pressed, no paper is fed.

3-9

Data sent by the host
computer is printed
incorrectly

•

Carriage operates normally at power on, and self-test
is executed correctly, but data is not printed.

•

Data from the computer is printed incorrectly.

3-10

The repair procedure flowcharts use the following symbols:

START

END

Start

Preocessing

Forwarding to

another items

Decision

Return to the

Start of the item

END

Branching

Figure 3-3. Symbols Used in the Flowcharts

«
...
32
33
34
35
36
...
»

Содержание FX 890 - B/W Dot-matrix Printer

Страница 1: ...6 59 0 18 3LQ PSDFW RW 3ULQWHU EPSON FX 1180 880 4008484 ...

Страница 2: ...e contents of this manual However should any errors be detected SEIKO EPSON would greatly appreciate being informed of them The above not withstanding SEIKO EPSON CORPORATION can assume no responsibility for any errors in this manual or the consequences thereof EPSON is a registered trademark of SEIKO EPSON CORPORATION General Notice Other product names used herein are for identification purpose o...

Страница 3: ... NOT CONNECT THE UNIT TO A POWER SOURCE UNTIL INSTRUCTED TO DO SO WHEN THE POWER SUPPLY CABLE MUST BE CONNECTED USE EXTREME CAUTION IN WORKING ON POWER SUPPLY AND OTHER ELECTRONIC COMPONENTS WARNING 1 REPAIRS ON EPSON PRODUCT SHOULD BE PERFORMED ONLY BY AN EPSON CERTIFIED REPAIR TECHNICIAN 2 MAKE CERTAIN THAT THE SOURCE VOLTAGES IS THE SAME AS THE RATED VOLTAGE LISTED ON THE SERIAL NUMBER RATING P...

Страница 4: ... the theory of electrical and mechanical operations of the product CHAPTER 3 TROUBLESHOOTING Provides the step by step procedures for troubleshooting CHAPTER 4 DISASSEMBLY AND ASSEMBLY Describes the step by step procedures for disassembling and assembling the product CHAPTER 5 ADJUSTMENTS Provides Epson approved methods for adjustment CHAPTER 6 MAINTENANCE Provides preventive maintenance procedure...

Страница 5: ...REVISION STATUS Rev Date Page s Contents A 1997 09 30 All First release B 1998 04 02 All Second release owing to release of FX 1180 ...

Страница 6: ...etting Mode 2 1 11 1 2 6 1 Setting Items 1 11 1 2 7 EEPROM Clear Function 1 12 1 2 8 Bi D Adjustment 1 13 OPERATING PRICIPLES 2 1 MAIN COMPONENTS 2 1 2 1 1 C229MAIN Board 2 1 2 1 2 C229PSB PSE PSH Board 2 1 2 2 PRINTER MECHANISM 2 2 2 2 1 Printhead 2 2 2 2 2 Paper Feed Mechanism 2 2 2 2 3 Carriage Movement Mechanism 2 2 2 2 4 Tractor Feed Mechanism 2 2 2 2 5 Platen Gap Adjustment Mechanism 2 2 2 2...

Страница 7: ...ome Position Detector Removal 4 6 4 2 3 Pre disassembly Procedures 4 7 4 2 4 Upper Housing Removal 4 8 4 2 5 C229MAIN Board Removal 4 9 4 2 6 C229PSB PSE PSH Board Removal 4 11 4 2 7 ROM Removal 4 12 4 2 8 Platen Removal 4 13 4 2 9 Printer Mechanism Removal 4 14 4 2 10 Printer Mechanism Disassembly 4 15 4 2 10 1 CR Motor Removal 4 15 4 2 10 2 PF Motor Removal 4 16 4 2 10 3 PF Gear Train Disassembl...

Страница 8: ... RESETTING THE PRINTER 5 2 5 2 1 Platen Gap Adjustment 5 2 5 2 2 Factory Setting 5 4 5 2 3 Bi D Adjustment 5 6 MAINTENANCE 6 1 PREVENTIVE MAINTENANCE 6 1 6 2 LUBRICATION 6 2 APPENDIX 7 1 CONNECTOR SUMMARY 7 1 7 2 COMPONENT LAYOUT 7 6 7 3 DIMENSIONS AND WEIGHT 7 9 7 4 EXPLODED DIAGRAM 7 11 7 5 CIRCUIT DIAGRAM 7 16 ...

Страница 9: ...PRODUCT SPECIFICATION 3 7 5 ...

Страница 10: ...6 410cps 345cps FX 1180 Draft 10cpi 136 310cps 260cps NLQ 10cpi 136 77cps 65cps High speed Draft 10cpi 80 410cps 345cps FX 880 Draft 10cpi 80 310cps 260cps NLQ 10cpi 80 78cps 65cps When the power supply voltage drops to the lower limit the printer stops printing once and then starts printing rest data on that line again more slowly than before When the head temperature rises to the upper limit the...

Страница 11: ... folded not crumpled Jointing Line glue at the top or one side of a form Table 1 5 Envelope Insertion Rear entry only Envelope No 6 No 10 Width 165mm 6 5 241mm 9 5 Length 92mm 3 6 105mm 4 1 Total thickness 0 16 0 52mm 0 0063 0 020 The difference of thickness at the printable area is within 0 25mm 0 0098 Weight 45 90g m 2 12 24 lb Quality BOND paper plain paper AIR MAIL no glue at a flap not curled...

Страница 12: ... 0063 0 0075 Label weight 68g m 2 17 lb Quality A very continuous form labels a very mini line labels or the same quality labels Table 1 8 Roll Paper Insertion Rear entry Width 216mm 8 5 Thickness 0 07 0 09mm 0 0028 0 0035 Weight 52 82g m 2 14 22 lb Quality Plain paper not curled not folded not crumpled TYPEFACE Bit map Font EPSON Draft 10cpi 12cpi 15cpi EPSON Roman 10cpi 12cpi 15cpi Proportional ...

Страница 13: ... Power consumption FX 1180 Approx 36 W ISO IEC10561 Letter pattern FX 880 Approx 34 W ISO IEC10561 Letter pattern Energy Star compliant Insulation resistance Min 10 MΩ between AC line and chassis Dielectric strength AC 1000 V rms 1 min or AC 1200 V rms 1 sec between AC line and chassis UPS Version Rated voltage AC 100 to 120 V AC220 to AC240V Input voltage range AC 90 to 132 V AC198 to 264V Rated ...

Страница 14: ...standards EN60950 VDE NEMKO EMI EN55022 CISRP pub 22 class B AS NZS 3548 class B UPS Version Safety standards UL 1950 CSA C22 2 No 950 EMI FCC part 15 subpart B class B CSA C108 8 class B CE MARKING 230 V version Low Voltage Directive 73 23 EEC EN60950 EMC Directive 89 336 EEC EN55022 class B EN61000 3 2 EN61000 3 3 EN50082 1 IEC801 2 IEC801 3 IEC801 4 INTERFACE Bi directional parallel Interface I...

Страница 15: ...paper holder 8310 8310 Front paper guide C81403 C81402 Front sheet guide C81401 C81400 Serial Interface card C82305 C82306 C82305 C82306 32KB intelligent serial Interface card C82307 C82308 C82307 C82308 32KB intelligent Interface card C82310 C82311 C82310 C82311 Local Talk I F card C82312 C82312 32KB IEEE 1284 I F card C82313 C82313 Coax I F card C82314 C82314 Twinax I F card C82315 C82315 IEEE 1...

Страница 16: ...terface cable to from the printer 2 Pause This switch alternates printer activity between printing and non printing states If this button is held down for over 3 seconds when the printer is in the non printing status the Micro Adjust function and Font selection are enabled If it is pressed again these function are disabled 3 Load Eject Loads the paper when the printer is out of paper Ejects the pa...

Страница 17: ...nting Switch LF FF while turning on the printer Function Executes the Draft self test printing 2 Data dump mode Switches Load Eject and LF FF switches while turning on the printer Function Executes the data dump function 3 Clearing the line counter value for the ribbon life in the EEPROM Switches Tear off Bin and Pause while turning on the printer Function Clears the line counter value stored in t...

Страница 18: ... 4 Font Green Indicates the font selections Table 1 10 LED Status Printer status Font Tear Off Bin Pause Paper Out Pause On Paper out error On On Release lever error On Paper eject warning On Blinks Head hot warning Blinks Blinks Micro adjust Font selection Blinks Tear off According as paper path Bin selection According as bin selection Font selection According as font selection Fatal error Blinks...

Страница 19: ...h a n g e t h e s e t t i n g v a l u e H o l d i n g d o w n T e a r o f f B i n s w i t c h t u r n o n t h e p r i n t e r P u s h d o w n L o a d E j e c t s w i t c h t o s e l e c t t h e a i m e d l a n g u a g e P u s h d o w n T e a r o f f B i n s w i t c h F i n i s h Figure 1 4 Flowchart for Default Setting Mode 1 1 2 5 2 Setting Items Setting values available for the default setting m...

Страница 20: ...r o f f B i n s w i t c h F i n i s h Figure 1 5 Flowchart for Default Setting Mode 2 1 2 6 1 Setting Items Setting values available for the default setting mode including factory settings are as shown in the following table Table 1 13 Setting Values Available for Default Setting Mode 2 Items Setting values BOLD font factory setting Page length for front tractor 3 inch 3 5 inch 4 inch 5 5 inch 6 i...

Страница 21: ...t tractor 8 5 mm TOF adjustment value for CSF bin 1 8 5 mm TOF adjustment value for CSF bin 2 8 5 mm TOF adjustment value for rear manual insertion 8 5 mm TOF adjustment Value for front manual insertion 8 5 mm Bottom margin for rear tractor 11 inch Bottom margin for front tractor 11 inch Font Selection Draft 10 cpi Print direction setting Bi D I F mode selection Auto Auto I F waiting time setting ...

Страница 22: ...o l i t i l e m e m o r y E N D H o l d i n g d o w n P a u s e s w i t c h t u r n t h e p r i n t e r o n a n d t h e f i r s t a l i g n m e n t p a t t e r i s p r i n t e d a l o n g w i t h t h e g u i d e f o r t h e a d j u s t m e n t S t e p B F i x t h e s e l e c t e d n u m b e r b y p r e s s i n g T e a r O f f B i n s w i t c h a n d t h e n e x t a l i g n m e n t p a t t e r i s ...

Страница 23: ...OPERATING PRICIPLES 3 7 5 ...

Страница 24: ...nsists of CPU TMP96C141AF IC3 gate array E05B50 IC2 EEPROM AT93C46 IC4 1 4M PSRAM IC5 2 4M PROM IC7 driver elements and so on C N 3 P F M o t o r D r i v e r I C C R M o t o r D r i v e I C G a t e a r r a y E 0 5 B 5 0 P r i n t H e a d D r i v e r E E P R O M P S R A M P R O M C P U Figure 2 1 C229MAIN Component 2 1 2 C229PSB PSE PSH Board The C229 PSB PSE power supply board consists of Transfor...

Страница 25: ...PF motor is transferred to the tractor unit via the release mechanism in the paper feed mechanism The release lever in the release mechanism switches torque from the PF motor between cut sheet feeding and continuous paper feeding This printer is equipped with several tractor feeding methods front rear push tractor feeding front rear push pull tractor feeding and front rear pull tractor feeding whi...

Страница 26: ... U n i t H P D e t e c t o r P r i n t h e a d P l a t e n R o l l e r P F M o t o r C R G u i d e S h a f t P G A d j u s t L e v e r R i b b o n F e e d M e c h a n i s m R e l e a s e L e v e r F r o n t P E d e t e c t o r P a r a l l e l i s m B u s h i n g P a r a l l e l i s m B u s h i n g R e l e a s e D e t e c t o r Figure 2 3 Printer Mechanis Outline ...

Страница 27: ... mechanism as shown in the following table Table 2 2 Output Voltages and Applications Output Voltage Applications 5Vp5 0 7A Logic lines Type B I F output is included Detectors Panel Switches LEDs 35Vp6 0 8A CR Motor PF Motor Printhead The power supply circuit consists of the line filter circuit ZC RCC Zero Cross Ringing Choke Converter switching circuit and 5V chopper regulator IC The AC voltage i...

Страница 28: ...EEPROM System control data Market TTL threshold Bi D setting Page length TOF etc containing PSRAM IC5 1M 4M bit Buffer and Working area of CPU Gate array ROM IC7 2 4M bit EPROM Mask ROM Control program containing SLA7024M IC8 CR Motor driver A2917SEB IC11 PF Motor driver Comparator IC12 Power off signal sensing E E P R O M P a r a l l e l I F T y p e B I F O p t i o n O p e r a t i o n P a n e l P...

Страница 29: ...a and transmitted to the printhead through the gate array as shown in the figure below H o s t c o m p u t e r C P U P r i n t h e a d d r i v e r c i r c u i t P r i n t d a t a c o n v e r s i o n I m a g e d a t a t r a n s f e r I n p u t b u f f e r I m a g e b u f f e r R A M G a t e a r r a y D a t a l a t c h a n d d a t a o u t p u t Figure 2 6 Data Flow ...

Страница 30: ...TROUBLESHOOTING 3 7 5 ...

Страница 31: ...3 1 Troubleshooting Process Flowchart 3 1 1 Main Component Checking Point The following components can be checked by a simple measurement equipment such as a multi meter etc easily Table 3 1 Motor Coil Resistance Test Points Motor Connector Number Test Pin Number Test Method Set Meter to Ohms Disconnect Motor from Main Board and check it with Printer Power off Meter Reading PF Motor CN8 1 and3 2 a...

Страница 32: ...n C1 and the other lead on Test pin 1 to check 1 pin of the Printhead solenoid Test pin numbers match the printhead solenoid dot wire numbers 8 19 0 8Ω at 25 C A 2 C1 6 C2 C3 4 8 9 C4 7 C5 5 1 3 T T View A Printhead Printhead Connenctor Printhead Connenctor Figure 3 2 Printhead Connector Pin Alignment Table 3 3 Printhead Driver Test Pin Transistor Numbers Test Method Set meter to diodes Check powe...

Страница 33: ...should toggle between open and short HIGH PG 1 3 Printhead thermistor Place one lead on pin T and the other lead on other pin T to check the resistance Refer to Fig 3 2 Approx 14KΩ at 17 C 3 1 2 Error As this printer checks its condition by itself at power on when it finds any trouble it indicates it with error indication buzzer and LEDs The error Indications and corresponding remedies are shown i...

Страница 34: ...ves away from the home position at power on Carriage returns to home position correctly but the printer then fails to enter the READY mode 3 6 Printing is faulty during self test but carriage operation is normal No printing at all Faulty printing some dots are not printing 3 7 Abnormal paper feeding The printer prints but feeds paper incorrectly 3 8 Abnormal control panel operation When the LF FF ...

Страница 35: ...35V line at pin 7 or 8 of CN2 on C229PSB PSE PSH Is output voltage normal Replace the C229 PSB PSE PSH Measure the 5V line at pin 3 or 4 of CN2 on C229PSB PSE PSH Is output voltage normal Replace the C229 PSB PSE PSH Verify each motor and printhead solenoid resistance referring to Table 3 1 and Table 3 2 Are the resistances normal Replace the applied unit Replace the C229MAIN END NO YES YES YES NO...

Страница 36: ...all connectors connecting the C229MAIN board and printer mechanism Reinsert the connectors correctly Is the fault solved END END END Dose the carriage move to the home position See the troubleshooting for Printer Mechanism Is the fault solved Replace the C229MAIN Board NO NO NO NO YES YES YES YES Figure 3 5 Flowchart 2 ...

Страница 37: ... Measure the 35V line at pin 7 or 8 of CN2 on C229PSB PSE PSH Is output voltage normal Replace the C229 PSB PSE PSH Measure the 5V line at pin 3 or 4 of CN2 on C229PSB PSE PSH Is output voltage normal Replace the C229 PSB PSE PSH Verify each motor and printhead solenoid resistance referring to Table 3 1 and Table 3 2 Are the resistances normal Replace the applied unit Replace the C229MAIN END NO Y...

Страница 38: ...t the connector CN5 or CN6 correctly Is the fault solved Dose the platen knob rotate smoothly when it is turned manually at power off Refer to the troubleshooting for Printer Mechanism Replace the C229MAIN board Is the fault solved Refer to the troubleshooting of Printer Mechanism Is the fault solved Replace the C229MAIN board END END END END NO YES NO YES YES NO YES NO NO YES NO YES Figure 3 7 Fl...

Страница 39: ... Do the switches have clicks Replace the Operation Panel Is the fault solved Replace the C229MAIN board Is the fault solved END Verify that the harness for the operation panel is properly inserted and have continuity If it is connected replace the harness END END NO YES NO YES YES NO Figure 3 8 Flowchart 5 ...

Страница 40: ...er to the other troubleshooting items Verify the default setting Is the interface cable connected correctly Replace the interface cable Is the fault solved END Replace the C229MAIN board Is the fault solved Set the paper thickness lever to a position with a higher number Is the fault solved Adjust the platen gap Refer to chapter 4 END END NO YES YES NO NO YES YES YES NO NO Figure 3 9 Flowchart 6 ...

Страница 41: ...s to be checked to evaluate the operation of each component Table 3 7 Repair of the C229PSB PSE PSH Symptom Condition Cause Checkpoint Solution The printer dose not operate at all 35V line is defective Fuse F1 is blown Check that the fuse is not blown Replace the C229PSB PSE PSH board Transformer T1 is open Check the coil of transformer using a multimeter Replace the C229PSB PSE PSH board Switchin...

Страница 42: ...defective PC1 is defective Check for the proper waveform at pin 5 or 7 of PC1 Figure 3 12 Waveform of PC1 Replace the C229PSB PSE PSH board 5V line is defective Regulator IC IC51 is defective Check for the proper waveform at pin 5 of IC51 Figure 3 13 OSC of IC51 Replace the C229PSB PSE PSH board Check for the proper waveform at pin 9 or 10 of IC51 Figure 3 14 Output of IC51 Replace the C229PSB PSE...

Страница 43: ...r value to be checked to evaluate the operation of each component Table 3 9 Repair of the C229MAIN Symptom Condition Cause Checkpoint Solution The printer dose not operate at all The CPU dose not operate The reset circuit is not operational Check for the proper voltage waveforms output from the 5VDC line IC1 pin 3 and for the reset signal IC1 pin 1 with printer power on 5V line RESET Figure 3 15 R...

Страница 44: ...ive Check for the proper oscillator signal at pin 26 or 27 of the CPU IC3 Figure 3 17 Clock Signal of CPU Replace the C229MAIN board The carriage operates abnormally The carriage dose not operate at all IC8 is defective Check for the proper CR motor phase control signals at pin 5 6 16 and 17 and motor driving signals at pin 1 8 11 and 18 of IC8 Pin 5 of IC8 Pin 1 of IC8 Figure 3 18 CR Motor Contro...

Страница 45: ...3 19 PF Motor Control Signal Replace the C229MAIN board Self test printing is abnormal The self test printing is not executed or a particular dot doesn t print Any transistor of Q2 Q10 is defective Check for the proper printhead driving signal at the collector and base of Q2 Q11 BASE of Q5 CORRECTOR of Q5 Figure 3 20 Pritnhead Drive Signal Replace the C229MAIN board Any transistor from Q11 to Q25 ...

Страница 46: ...tor rotates but the carriage dose not move The belt drive or driven pulley is defective Check the pulleys which are broken or worn Replace the pulleys The timing belt is defective Check if the timing belt is correctly set to the carriage Reset the belt to the carriage Check if the timing belt is broken Replace the belt The carriage moves to the left slightly then stops The carriage movement is not...

Страница 47: ...any foreign matter is lodged in the paper path Remove the foreign matter constantly The PF motor dose not drive the mechanism Check if any foreign matter is lodged in the mechanism Remove the foreign matter The PF motor is defective Measure the motor coil resistance It should be about 16 ohms If the motor is shorted also check the drivers on the main board Replace the PF motor and drivers if neces...

Страница 48: ... installed in the correct position Reinstall the ribbon mask The platen gap is not adjusted correctly Set the gap adjustment lever to the first position and check the platen gap The correct platen gap is 0 365 0 015 Adjust the platen gap Refer to the chapter 5 Adjustment Problem The printer continues to print after paper ends or when no paper is loaded The printer keeps printing beyond the end of ...

Страница 49: ...DISASSEMBLY AND ASSEMBLY C H A P T E R ...

Страница 50: ...h the heat sink attached to the switching FET Q1 while The AC power cable is connected to the AC outlet as it is not electrically isolated CAUTION To maintain efficient printer operation take the precautions below Use only the recommended tools for maintenance work Use only the recommended lubrications and adhesives See Chapter 6 Adjust the printer only in the manner described in this manual Be aw...

Страница 51: ...ecessary Is the PF motor at the normal temperature Not too hot Checked OK Not necessary Paper Path Do all types of paper advance smoothly Checked OK Not necessary Is the tractor feeding paper smoothly Checked OK Not necessary Are all paper paths clear of obstructions Checked OK Not necessary Is the plate free of damage Checked OK Not necessary Ribbon Mask Is the ribbon mask free of damage Checked ...

Страница 52: ...cription CB Screw Cross recessed Bind head Screw CBS Screw Cross recessed Bind head S tight Screw CBB Screw Cross recessed Bind head B tight Screw CBP Screw Cross recessed Bind head P tight Screw CP Screw Cross recessed Pan head Screw CB O Screw Cross recessed Bind head Screw with Outside toothed lock washer Table 4 4 Screw Types and Abbreviations Head Body Washer Top Side assembled Cross recessed...

Страница 53: ... a n i s m R e m o v a l C 2 2 9 M A I N B o a r d R e m o v a l C 2 2 9 P S B P S E P S H B o a r d R e m o v a l P l a t e n R e m o v a l P F M o t o r R e m o v a l C R M o t o r R e m o v a l P G D e t e c t o r R e m o v a l R e l e a s e D e t e c t o r R e m o v a l F r o n t P E D e t e c t o r R e m o v a l R e a r P E D e t e c t o r R e m o v a l C a r r i a g e A s s e m b l y R e m o...

Страница 54: ...nthead and remove it WARNING Before disassembling or assembling the printhead disconnect the power supply cable from the AC power socket Failure to do so might cause personal injury Be careful with the printer when you handle it as it may be very hot right after printing 8670 17 After replacing the printhead perform the platen gap adjustment Refer to Chapter 5 C B S M 3 x 8 H e a d F F C P r i n t...

Страница 55: ...HP Home Position Detector Removal 1 Remove the top cover 2 Release the hook attaching the HP detector to the printer mechanism and remove it 3 Disconnect the harness of the detector from the detector connector H o o k H a r n e s s H P D e t e c t o r Figure 4 3 HP Detector Removal ...

Страница 56: ...ect cover knob and tractor unit T r a c t o r U n i t P a p e r E j e c t C o v e r P A P E R G U I D E A S S E M B L Y K n o b F r o n t C o v e r T o p C o v e r Figure 4 4 Pre Desassembly CAUTION Remove the paper eject cover and the tractor unit by pushing and releasing the hooks at the both sides When remounting them be sure to snap these hooks on the projecting parts ...

Страница 57: ...hooks securing the panel assembly to the upper housing at the front bottom side of the upper housing Then remove the panel 6 Open the upper housing from the front side and remove it U p p e r H o u s i n g R e l e a s e L e v e r S H E E T R E L A S E C A P C B B 4 x 1 2 C B S M 3 x 6 P a n e l A s s e m b l y L o w e r C a s e P a n e l F F C P a n e l F F C C B S M 3 x 6 Figure 4 5 Upper Housing...

Страница 58: ...rinter mechanism and lower housing Then remove the shield cover 4 Disconnect the harnesses from the connectors CN3 CN4 CN5 CN6 CN7 CN8 CN9 CN10 CN11 and CN12 on the C229MAIN board 5 Remove 2 CBS M3 12 screws securing the COVER CONNECTOR UPPER to the I F GROUNDING PLATE 6 Remove 6 CBB 3 12 screws securing C229MAIN Board to the lower case 7 Remove the GUIDE I F BOARD and GROUNDING PLATE I F UPPER 8 ...

Страница 59: ...B S 3 x 1 2 C O V E R C O N N E C T O R U P P E R L o w e r C a s e C 2 2 9 M A I N B o a r d C B B 3 x 1 2 C B B 3 x 1 2 C B B 3 x 1 2 C P M 3 x 8 G U I D E I F B O A R D G R O U N D I N G P L A T E I F U P P E R R O M C 2 2 9 P S B P S E P S H P r i n t e r M e c h a n i s m I F G R O U N D I N G P L A T E Figure 4 6 C229MAIN Board Removal ...

Страница 60: ...onnector CN1 on the C229PSB PSE PSH Board 6 Remove 2 CBB 3 12 screws securing the C229PSB PSE PSH Board to the Lower Case and remove the C229PSB PSE PSH Board WARNING Before disassembling assembling or adjusting the printer disconnect the power supply cable from the AC power socket Failure to do so might cause personal injury Do not touch the heat sink attached to the switching FET Q1 on the power...

Страница 61: ...after power off since it may be very hot Never touch the heat sink attached to the switching FET Q1 while the AC power cable is connected to the AC outlet since it is not electrically isolated 1 Remove the PAPER GUIDE ASSEMBLY top cover front cover paper eject cover knob and tractor unit See Section 4 2 3 2 Remove the upper housing See Section 4 2 4 3 Remove 5 CBS M3 4 screws and 3 CBB 3 12 screws...

Страница 62: ...ews securing the COVER PLATEN 4 Rotating the teeth of the PLATEN SHAFT HOLDERs forward disengage them from the Left Right Side Frame 5 Slide the PLATEN right a little and remove it by lifting it up 8670 17 After replacing the platen perform the platen gap adjustment Refer to Chapter 5 C B S M 3 x 8 C o v e r P l a t e n P L A T E N P L A T E N S H A F T H O L D E R P L A T E N S H A F T H O L D E ...

Страница 63: ...gure 4 6 4 Disconnect the harnesses from the connectors CN3 CN4 CN5 CN6 CN7 CN8 CN9 CN10 and CN11 on the C229MAIN board 5 Remove 2 CBB 4 12 screws securing the front frame to the lower housing and remove the front frame 6 Remove 4 mechanism fixing screws and remove the printer mechanism by lifting it up 8670 17 Once you have removed the printer mechanism be sure to perform the platen gap and the B...

Страница 64: ...6 screws securing the CR motor to the motor bracket and remove the CR motor C R M o t o r S H A F T M O U N T C R C B M 3 x 6 T e n s i o n S p r i n g H o o k T i m i g B e l t C R M o t o r B r a c k e t F R A M E S U B R I G H T Figure 4 10 PF Motor Removal 8670 17 After replacing the CR motor or TIMING BELT perform the Bi d adjustment See Chapter 5 CHECK POINT 9 Position the CR motor assembly ...

Страница 65: ...release lever to the vertical Rear Push tractor or forward Push tractor position 4 Remove 2 CBS M3 8 screws securing the PF motor to the FRAME SUB RIGHT and remove the PF motor CAUTION If the release lever is set to the Friction feeding position PF motor is not released P F M o t o r C B S M 3 x 8 F R A M E S U B R I G H T R e l e a s e L e v e r P o s i t i o n M o t o r H a r n e s s Figure 4 12...

Страница 66: ... R A M E S U B R I G H T C B S 3 x 8 H e a d F F C I N T E R M I T T E N T G E A R L E V E R R E L E A S E S P U R G E A R 3 4 5 S P U R G E A R 2 1 S P U R G E A R 3 4 S P U R G E A R 3 4 5 S P U R G E A R 2 7 C O M P R E S S I O N S P R I N G 2 0 0 P l a i n W a s h e r Figure 4 13 PF Gear Train Disassembly CHECK POINT 9 Be sure to mesh the teeth of the release lever with the INTERMITTEN GEAR pr...

Страница 67: ...printer mechanism and remove the detector L E F T F R A M E C l i p P G D e t e c t o r Figure 4 15 PG Detector Removal 4 2 10 5 Release Detector Removal 1 Remove the printer mechanism See Section 4 2 9 2 Release 2 clips attaching the Release detector to the FRAME SUB RIGHT in the printer mechanism and remove the detector R e l e a s e L e v e r D e t e c t o r F R A M E S U B R I G H T C l i p s ...

Страница 68: ... r C l i p Figure 4 17 Front PE Detector Removal 4 2 10 7 Rear PE Detector Removal 1 Remove the printer mechanism See Section 4 2 9 2 Hold the printer mechanism horizontally 3 Release 2 clips securing Rear PE detector to REAR PAPER GUIDE ASSEMBLY 4 Release 2 notches on the REAR PAPER GUIDE ASSEMBLY securing the detector and slide the detector toward rear a little Then remove the detector by pullin...

Страница 69: ...T with the SHAFT CR GUIDE 8 Release the TIMING BELT from the 2 clips at the bottom of the carriage assembly C a r r i a g e A s s e m b l y O I L P A D S H A F T C R G U I D E B U S H I N G P A R A L L E L A D J U S T L E V E R G A D J U S T R e l e a s e L e v e r H e x a g o n N u t W a s h e r T I M I N G B E L T F R A M E F R O N T Figure 4 19 Carriage Assembly Removal 8670 17 After removing t...

Страница 70: ...r See Section 4 2 10 4 6 Remove the harness for HP Detector 7 Remove 4 CBS M3 8 screws securing the LEFT FRAME in the printer mechanism and remove the LEFT FRAME 8 Remove the Head FFC from the FRAME REAR in the printer mechanism 9 Remove 2 CBS M3 8 screws securing the FRAME REAR to the RIGHT FRAME and remove the REAR PAPER GUIDE ASSEMBLY 10 Push the clip at the bottom of the REAR PAPER GUIDE ASSEM...

Страница 71: ... Section 4 2 10 8 5 Remove the harness for PG Detector See Section 4 2 10 4 6 Remove the harness for HP Detector from the LEFT FRAME 7 Remove 4 CBS M3 8 screws securing the LEFT FRAME in the printer mechanism and remove the LEFT FRAME 8 Remove the CBC M3 8 screw and the CBB 3 8 screw securing the ribbon drive assembly 9 Release the ribbon drive assembly engaging with the ROLLER ASSEMBLY DRIVE and ...

Страница 72: ...ADJUSTMENT 3 7 5 ...

Страница 73: ...ap Factory Setting Bi D Adjustment Printhead Removal or Replacement Printer Mechanism Replacement Printer Mechanism Removal Main Boar Replacement Timing Belt Replacement Platen Replacement Carriage Assembly Replacement CR Motor Replacement EEPROM Clear Note 1 Adjustment required Note 2 Adjustment not required 5 1 2 Adjustment Tools The following table shows the tools required for each adjustment T...

Страница 74: ...sk from the carriage assembly Ribbon Mask Carriage Assembly Figure 5 1 Ribbon Mask Removal 4 Attach the printhead onto the carriage assembly 5 Set the paper adjustment lever to the position 0 the second step position from the rear 6 Rotate the SHAFT CR GUIDE so that the large countersink on the left edge of the shaft comes upward SHAFT CR GUIDE Carriage Assembly BUSHING PARALLEISM ADJUST Large cou...

Страница 75: ...RALLELISM ADJUST until the parallelism gaps at the right and left become less than 0 02 mm 15 When the parallelism gaps at the right and left are less than 0 02 mm move the carriage assembly to the center of the printable area 16 Insert the thickness gauge between the printhead and the PLATEN and turn the SHAFT CR GUIDE so that the platen gap becomes 0 365 0 015 mm 0 3 6 5 0 0 1 5 P L A T E N P r ...

Страница 76: ...o select 9 pins from the list and press Return key 5 Then the market setting menu appears Referring to the market list table move the cursor using or key to select your market from the list and press Return key To change the selection to another market press ESC key only and the market setting menu appears again An example for EAI is shown below Table 5 3 Market List Destination Code Destination C...

Страница 77: ...o write the factory setting into the EEPROM 10 Press ESC key several times to quite the program CAUTION As this adjustment program is same as the check program in the factory and includes many other check items which are not needed for service you should not perform any items which are not described in this manual Otherwise the printer functions are not guaranteed The factory setting value is not ...

Страница 78: ...e width Refer to 5 2 2 7 The main menu appears Move the cursor using or key to select 1 Bi D Adjust from the list and press Return key and the test pattern printing starts 8 Then the Bi D adjustment menu appears Move the cursor using or key to select Bi D printing mode from the three printing modes and or key to change the setting value 9 Press Space key and a Bi D pattern in four tiers for the cu...

Страница 79: ...and right sides of the column 11 Press Return key to fix the adjustment value in each mode 12 Turn off the printer once to write the Bi D setting into the EEPROM 13 Press ESC key several times to quite the program CAUTION As this adjustment program is the same as the check program in the factory and includes many other check items which are not needed for service you should not perform any items w...

Страница 80: ...MAINTENANCE 3 7 5 ...

Страница 81: ...lcohol to clean the exterior cases Use a vacuum cleaner to remove dust and paper debris accumulated in the printer WARNING Disconnect the printer from the AC socket before servicing CAUTION Do not use thinner trichloroethylene or ketone based solvents on the plastic components of the printer Never use the oil and grease other than those specified in this manual and using different type of lubricat...

Страница 82: ...600001 Table 6 2 Lubrication Points Ref No Lubrication Point Lubricant 1 2 holes in the SPUR GEARs 34 5 G 26 5mg 2 The hole in the left side frame where the ROLLER PF DRIVE is in contact G 26 5mg 3 The surface of the left side frame where the gap adjustment lever is in contact G 26 3mg for each slot 4 Oil Pad O 2 0 6 ml 5 The contact surface of the gear and the shaft in the RD ASSEMBLY G 26 3mg 6 ...

Страница 83: ... b r i c a t i o n P o i n t R e f N o 1 Figure 6 1 Lubrication Point 1 P l a t e n G a p A d j u s t m e n t S l o t L u b r i c a t i o n P o i n t R e f N o 3 G a p A d j u s t m e n t L e v e r L u b r i c a t e a l l t h e s e s l o t s L u b r i c a t i o n P o i n t R e f N o 2 Figure 6 2 Lubricating Point 2 and 3 ...

Страница 84: ...f N o 4 Figure 6 3 Lubricating Point 4 L u b r i c a t i o n P o i n t R e f N o 5 L u b r i c a t i o n P o i n t R e f N o 6 L u b r i c a t i o n P o i n t R e f N o 7 Figure 6 4 Lubricating Points 5 6 and 7 R e l e a s e S h a f t L u b r i c a t i n g P o i n t 8 Figure 6 5 Lubricating Point 8 ...

Страница 85: ...APPENDIX 3 7 5 ...

Страница 86: ...0 C N 1 1 P r i n t h e a d P G D e t e c t o r R e l e a s e D e t e c t o r C R M o t o r P F M o t o r R e a r P E D e t e c t o r F r o n t P E D e t e c t o r H P D e t e d t o r Figure 7 1 Cable Connections Table 7 1 Connector Summary Board Connector No Pin Description C229MAIN Board CN1 36 Parallel I F CN2 36 Type B I F Option CN3 10 DC input Power On Off CN4 2 HP Detector CN5 3 Rear PE Det...

Страница 87: ...is not ready to accept data 12 O PE When this signal is HIGH the printer is in a state of paper out error 13 O SLCT This signal is always HIGH when printer power is on 14 I AFXT Not used 15 NC Not connected 16 GND Signal ground 17 Chassis Chassis ground 18 O Logic H This line is pulled up to 5V through 3 9 kΩ 19 30 GND Signal ground 31 I INIT This signal initializes the printer 32 O ERROR This sig...

Страница 88: ... 19 24 GND Ground 25 O A3 Address bus bit 3 26 O A2 Address bus bit 2 27 O A1 Address bus bit 1 28 O A0 Address bus bit 0 29 I O D7 Data bus bit 7 30 I O D6 Data bus bit 6 31 I O D5 Data bus bit 5 32 I O D4 Data bus bit 4 33 I O D3 Data bus bit 3 34 I O D2 Data bus bit 2 35 I O D1 Data bus bit 1 36 I O D0 Data bus bit 0 Table 7 4 Connector Pin Assignment CN3 Pin No I O Signal Name Function 1 O PSC...

Страница 89: ...O HEAD1 1 Head Data 5 O HEAD5 5 Head Data 6 O C5 3 7 Common 7 O HEAD7 7 Head Data 8 O C4 5 9 Common 9 O HEAD9 9 Head Data 10 O HEAD8 8 Head Data 11 O HEAD4 4 Head Data 12 O C3 3 Common 13 O C2 8 Common 14 O HEAD6 8 Head Data 15 O C1 1 4 Common 16 O HEAD2 2 Head Data Table 7 9 Connector Pin Assignment CN8 Pin No I O Signal Name Function 1 O PFA PF Motor phase A 2 O PF A PF Motor phase A 3 O PFB PF ...

Страница 90: ...in No I O Signal Name Function 1 I PG1 PG Detector signal 2 GND Ground Table 7 13 Connector Pin Assignment CN12 Pin No I O Signal Name Function 1 5V 5V 2 O POUTL Paper Out LED 3 O PAUSE Pause LED 4 O TOFFL Tear Off Bin LED 5 O FONT2L Font LED 6 O FONT1L Font LED 7 I FONTSW Font Switch 8 I LFFFSW FF LF Switch 9 I LDEJSW Load Eject Switch 10 I PAUSSW Pause Switch 11 I PSC Power Switch Control signal...

Страница 91: ...FX 1180 FX 880 Service Manual Appendix Rev B 7 6 7 2 COMPONENT LAYOUT Figure 7 2 C229MAIN Board Component Layout ...

Страница 92: ...FX 1180 FX 880 Service Manual Appendix Rev B 7 7 Figure 7 3 C229PSB Board Component Layout Figure 7 4 C229PSE Board Component Layout ...

Страница 93: ...FX 1180 FX 880 Service Manual Appendix Rev B 7 8 Figure 7 5 C229PSH Component Layout Figure 7 6 C229PNL Board Component Layout ...

Страница 94: ...ce Manual Appendix Rev B 7 9 7 3 DIMENSIONS AND WEIGHT FX 1180 Dimensions 590mm W 350mm D 154mm H Weight Approximately 9 6Kg Appearance See the figures below 5 9 0 3 5 0 1 5 4 Figure 7 7 Physical Specifications for FX 1180 ...

Страница 95: ...0 FX 880 Service Manual Appendix Rev B 7 10 FX 880 Dimensions 415mm W 350mm D 154mm H Weight Approximately 9 6Kg Appearance See the figures below 4 1 5 3 5 0 1 5 4 Figure 7 8 Physical Specification for FX 880 ...

Страница 96: ...Manual Appendix Rev B 7 11 7 4 EXPLODED DIAGRAM See the following pages for the exploded diagrams below Exploded Diagram for FX 1180 1 Exploded Diagram for FX 1180 2 Exploded Diagram for FX 880 1 Exploded Diagram for FX 880 2 ...

Страница 97: ... 125 125 113 127 133 127 117 200 110 111 400 400 373 137 132 112 112 115 100 116 128 101 107 101 125 125 125 127 123 123 126 140 541 140 140 108 140 500 104 606 120 126 450 118 300 127 106 127 122 129 135 102 119 105 138 127 127 330 380 ...

Страница 98: ...123 610 601 607 595 597 593 590 616 501 598 594 526 535 535 535 528 531 620 533 527 530 525 624 578 532 602 619 572 617 623 570 568 575 588 582 557 564 559 565 565 614 571 502 610 610 610 606 585 610 610 610 589 573 524 521 584 583 510 561 562 503 613 605 587 599 610 553 551 549 547 543 550 536 650 622 621 EXPLODED DIAGRAM FOR FX 1180 2 505 505 558 505 505 619 535 534 580 ...

Страница 99: ...108 140 120 500 105 126 126 126 106 127 127 127 450 122 104 138 129 606 135 EXPLODED DIAGRAM FOR FX 880 1 109 125 125 113 127 133 127 117 200 110 111 400 400 373 137 132 112 112 115 100 116 126 126 128 101 107 101 125 125 125 127 123 123 ...

Страница 100: ...1 123 610 601 607 595 597 593 590 616 501 598 594 526 535 535 535 528 531 620 533 527 530 525 534 578 532 602 619 572 617 623 570 568 575 588 582 557 564 559 565 565 614 571 502 610 610 610 606 585 610 610 610 589 573 524 521 584 583 510 561 562 503 613 613 587 599 610 551 549 547 543 550 536 650 622 621 EXPLODED DIAGRAM FOR FX 880 2 505 505 558 505 505 619 ...

Страница 101: ... Manual Appendix Rev B 7 16 7 5 CIRCUIT DIAGRAM See the following pages for the circuit diagrams below C229MAIN Circuit Diagram C229PSB Circuit Diagram C229PSE Circuit Diagram C229PSH Circuit Diagram C229PNL Circuit Diagram ...

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