Epson FX-980 - Impact Printer Service Manual Download Page 71

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Summary of Contents for FX-980 - Impact Printer

Page 1: ...EPSONFX 980 Impact Serial Dot Matrix Printer ...

Page 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...

Page 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 PL...

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

Page 5: ...Revision Status Revision Issued Date Description A March 17 1999 First Release ...

Page 6: ...on Instruction 23 Errors 25 Bi directional Adjustment Function 25 EEPROM Initialization 26 Main Components 27 C276 Main Board 27 C276 PNL Board 27 Operating Principles Printer Mechanism Operations 29 Power Supply Operation 29 Control Circuit 30 Overview of the Control Circuit Operation 30 System Reset Circuit 32 Printhead Driver Circuit 33 CR Motor Driver Circuit 33 PF Motor Driver Circuit 35 EEPR...

Page 7: ...dicators and Buzzer 53 Unit Level Troubleshooting 54 Repairing the C166 PSB PSE Board 54 Repairing the C276 Main Board 54 Repairing the Printer Mechanism 56 Maintenance Appendix EEPROM Address Map 60 Connector Summary 64 Component Layout 66 Circuit Diagrams 69 ...

Page 8: ... PRODUCTDESCRIPTION ...

Page 9: ...speed draft 506 cps at 10 cpi Draft 380 cps at 10 cpi NLQ 95 cps at 10 cpi Character tables Standard version 13 tables NLSP version 37 tables Reliability Total print volume 25 million lines except printhead MTBF 10 000 power on hours POH Printhead life 300 million cahracters Ribbon life 7 5 million characters Interface Bi directional parallel interface Type B interface Serial interface Control cod...

Page 10: ...r bin 1 C806841 EAI C806842 Non EAI Second bin cut sheet feeder bin 2 C806851 EAI C806852 Non EAI Pull tractor unit C800331 EAI C800332 Non EAI Roll paper holder 8310 32 KB intelligent serial I F card C82307 C82308 Type B Local Talk I F card C82312 Coax I F card C82314 Twinax I F card C82315 IEEE 1284 parallel I F card C82345 Type B Ethernet I F card for 10Base T 2 C82362 Type B Ethernet I F card ...

Page 11: ...head temperature falls to the normal level the printer start printing again more slowly than before 3 Copy 1 When the paper thieckess lever is set to 2 or 3 4 Copy 2 When the paper thickness lever is set to 4 or more Printing mode Horizontal density Vertical density Adjacent dot print Hifh speed draft 90 dpi 72 dpi No Draft 120 dpi 72 dpi No Draft condensed 240 dpi 72 dpi No Draft emphasized 120 d...

Page 12: ...d front lever Push Pull tractor feed front rear Pull tractor feed front rear bottom Feed speed Normal mode 1 6 inch feed 46 msec Continuous feed 0 127 MPS m second 5 0 IPS inches second Copy mode 1 6 inch feed 68 msec Continuous feed 0 078 MPS m second 3 1 IPS inches second Input data buffer 0 Kbyte or 64 Kbyte depends on the default setting ...

Page 13: ...ush Pull tractor feed front Continuous paper Single sheet Multipart Continuous paper with labels Rear tractor Push tractor feed rear Continuous paper Single sheet Multipart Push Pull tractor feed rear Continuous paper Single sheet Multipart Full release Pull tractor feed front Continuous paper Single sheet Multipart Continuous paper with labels Pull tractor feed rear Continuous paper Single sheet ...

Page 14: ...0 065 0 0055 0 14 Weight g m2 lb 52 14 90 24 52 14 90 24 Quality Plain paper Recycled paper 2 Not curled folded or crumpled 2 Printing on recycled paper is available only under normal temperature and humidity conditions Front Entry Rear Entry 1 1 Not available for the 2nd CSF Minimum Maximum Minimum Maximum Width inch mm 3 9 100 10 1 257 3 9 100 10 1 257 Length inch mm 5 8 148 14 3 364 3 9 100 14 ...

Page 15: ...rintable area is within 0 0098 inch 0 25mm Weight g m2 lb 45 12 90 24 Quality BOND paper plain paper or AIRMAIL No glue at a flap Not curled not folded not crumpled Front Entry Rear Entry Bottom Entry Min Max Min Max Min Max Width inch mm 4 101 6 10 0 254 4 101 6 10 0 254 4 101 6 10 0 254 Length one page inch mm 4 101 6 22 558 8 4 101 6 22 558 8 4 101 6 22 558 8 Copies 1 original 5 copies 1 1 When...

Page 16: ...ow See the figure below Base sheet width inch mm 4 101 6 10 0 254 4 101 6 10 0 254 Base sheet length one page inch mm 4 101 6 22 558 8 4 101 6 22 558 8 Base sheet thickness inch mm 0 0028 0 07 0 0035 0 09 0 0028 0 07 0 0035 0 09 Total thickness inch mm 0 0063 0 16 0 0075 0 19 0 0063 0 16 0 0075 0 19 Label weight g m2 lb 64 17 64 17 Quality AVERY CONTINUOUS FORM LABELS AVERY MINI LINE LABELS or the...

Page 17: ...ge AC 100 to 120 V AC 220 to 240 V Input voltage range AC 90 to 132 V AC198 to 264 V Rated frequency range 50 to 60 Hz Input frequency range 49 5 to 60 5 Hz Rated current 1 1 A max 2 2 A 0 6 A max 1 1 A Power consumption Approximately 46 W ISO IEC10561 Letter pattern Energy Star Compliant Insulation resistance 10 M Ω min between AC line and chassis DC 500 V Dielectric strength AC 1500 Vrms 1 min b...

Page 18: ...ective 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 1 3 9 Physical Specifications Without options Dimensions 528 mm W x 404 mm D x 236 mm H Weight Approximately 11 kg Including CSF bin 1 Dimensions 528 mm W x 471 mm D x 380 mm H Weight Approximately 13 kg Including CSF bin 1 bin 2 Dimensions 528 mm W x 600 mm D x 411 mm H W...

Page 19: ... 8859 2 PC866 LAT Latvian PC866 UKR Ukraina PC860 Portuguese PC861 Icelandic PC865 Nordic PC APTEC Arabic PC708 Arabic PC720 Arabic PCAR864 Arabic PC863 Canadian French Abicomp BRASCII Roman 8 ISO Latin 1 Hebrew7 Hebrew8 PC862 Hebrew PC 858 lSO 8859 15 Not displayed in the Default setting mode International character set 13 countries U S A France Germany U K Denmark 1 Sweden Italy Spain 1 Japan No...

Page 20: ...or the FX 2170 except for the function of the pins below BUSY signal is active HIGH level under the conditions below In addition to the conditions given in the FX 2170 Service Manual If ERROR or PE signal is active low level high level respectively ERROR signal is active low level under the conditions below If there is a paper out error If there is a release lever error If there is a cover open er...

Page 21: ...nous Signal level EIA 233D MARK logical 1 3 V to 25V SPAC E logical 0 3 V to 25V Word length Start bit 1 bit Data bit 8 bit Parity biy Odd Even Non Ignore Stop bit 1 bit or more Baud rate 2400 4800 9600 or 19200 bps Handshaking DTR signal and XON SOFF Error handling When a parity error is detected the received byte is changed to a character code Overrun error and framing error are ignored Connecto...

Page 22: ...he printer s point of view Functional Description 2 TXD Out Transmits data 20 DTR Out Indicates that the printer is ready to receive data or not 11 REV Out Connected directly to the DTR signal 4 RTS Out Request to send Always SPACE level when the printer is powered on Pulled up to 12 V via 4 7 K Ω resistor 3 RXD In Receives data 7 Signal GND Signal GND 1 Chassis GND Chassis GND other NC Not used N...

Page 23: ... R o m a n S a n s s e r i f F o n t P i t c h 1 0 c p i 1 2 c p i 1 5 c p i 1 7 c p i 2 0 c p i P S T e a r O f f B i n T e a r O f f B i n 1 B i n 2 C a r d P a u s e M i c r o A d j u s t 3 s e c P a p e r O u t O p e r a t e L F F F L o a d E j e c t L E D O n L E D B l i n k s L E D O f f No Buttons Function 1 Load Eject NLQ self test 2 LF FF Draft self test 3 Pitch Default setting See the fo...

Page 24: ...U K Italic Denmark 1 Italic Sweden Italic Italy Italic Spain 1 Page length for front tractor 3 inch 3 5 inch 4 inch 5 5 inch 6 inch 7 inch 8 inch 8 5 inch 11 inch 70 6 inch 12 inch 14 inch 17 inch Page length for rear tractor 3 inch 3 5 inch 4 inch 5 5 inch 6 inch 7 inch 8 inch 8 5 inch 11 inch 70 6 inch 12 inch 14 inch 17 inch Print direction Bi d Uni d Software ESC P2 IBM 2380 Plus I F mode Auto...

Page 25: ...ror When release lever position is wrong it goes a release lever error Cover Open error When the printer s cover is opened it goes a release lever error Fatal error Carriage control error and Power supply voltage error 1 5 2 Bi directional Adjustment Function Bi directional adjustment can be made for the following three modes High speed draft mode Draft mode NLQ mode ...

Page 26: ...insertion 8 5 mm 11 TOF adjustment value front manual insertion 8 5 mm 12 Bottom margin rear tractor 11 inch 13 Bottom margin front tractor 11 inch 14 Font selection Roman 15 Pitch selection 10 cpi 16 Copy mode Off 17 Print direction setting Bi D 18 I F mode selection Auto 19 Auto I F wait time setting 10 sec No Item Factory setting 20 Auto line feed Off 21 Auto tear off Off 21 Skip over perforati...

Page 27: ... C276 Main Board consists of the TMP96C141 CPU an E05B50 gate array a PS RAM a PROM and so on Figure 1 4 C276 Main Board Assembly 1 6 2 C276 PNL Board This board function is the control panel for the FX 980 It consists of the power switch six buttons and the indicator LEDs Figure 1 5 C276 PNL Board Assembly C N 1 7 C N 3 C N 4 C N 5 C N 6 C N 1 6 C N 1 2 C N 1 3 C N 1 1 C N 1 0 C N 1 8 C N 8 C N 9...

Page 28: ... OPERATINGPRINCIPLES ...

Page 29: ...FX 980 Revision A Operating Principles Printer Mechanism Operations 29 2 1 Printer Mechanism Operations See the LQ 2070 Service Manual 2 2 Power Supply Operation See the LQ 2070 Service Manual ...

Page 30: ...block diagram of the control circuit Figure 2 1 Control Circuit Block Diagram P E R e a r D e t e c t o r P E F r o n t D e t e c t o r P W i d t h T o p D e t e c t o r H o m e D e t e c t o r R e l e a s e 1 R e l e a s e 2 L e v e r D e t e c t o r P G 1 P G 2 L e v e r D e t e c t o r 3 5 V V o l t a g e D e t e c t o r P a n e l L E D P o w e r S W P a r a l l e l I F C S F D r v C S F D e t ...

Page 31: ...I F S e r i a l I F IC Location Function CPU IC 2 Receives data from the host computer and sends it to the input buffer in RAM under interrupt processing control Extends the input data held in the buffer to create image data Loads this image data to the image buffer in RAM Transfers the image data to the printhead driver circuit Gate Array IC 1 Controls the functions below Controls output data fro...

Page 32: ...rned on a RESET signal is output RESET is canceled when the 5 V line goes up to 4 2 V and then 100 ms passes 2 When the 5 V line goes below 4 2 V a RESET signal is output RESET is canceled when the 5 V line goes back up to 4 2 V and then 100 ms passes Figure 2 3 Reset Circuit Figure 2 4 Reset Signal Output Timing 5 V 2 I N I C 1 5 R e s e t 4 G N D 5 O U T 2 6 1 2 3 R S T R S T I C 2 G A I C 1 C P...

Page 33: ... constant drive arrangement 2 2 and 1 2 phases excite the motor One step of the 2 2 phase switching system corresponds to 2 steps of the 1 2 phase switching system Ports 1 8 11 and 18 of the SLA7024M are used to change the excitation phase depending on the selected print mode Table 2 2 on the following page describes the motor driver modes The SLA7024M IC9 CR motor driver circuit detects and regul...

Page 34: ...i 33 19 330 3960 2 2 DC 1 HC 1 15 cpi HN 17 cpi 3 2 285 3420 2 2 HP H 12 cpi cold mode DC 2 HC 2 15 cpi HC 1 17 cpi 4 3 253 6080 1 2 HP 12 cpi D cold mode H 15 cpi cold mode HN 20 cpi 1 190 4560 1 2 HC 1P HC 2P HC 1P 12 cpi HC 2P 12 cpi DP LN HP 15 cpi HC 2 17 cpi H 17 cpi cold mode HC 1 20 cpi HC 2 20 cpi 33 38 165 3960 1 2 LC 1 HC 1P 15 cpi HP 17 cpi 3 4 143 3420 1 2 LC 2 LC 2P 15 cpi 2 3 127 30...

Page 35: ... 8 EEPROM Control Circuit The EEPROM is controlled by CPU ports 9 P70 10 P71 11 P72 and 12 P73 Port 11 is the data output line used to save the information to the EEPROM and port 12 is the data input line used to read the saved data from the EEPROM Port 70 is the chip select line and port 71 is the clock timing line When the PWDN signal power down is detected on port 20 INTO the CPU writes the nec...

Page 36: ...etects that paper has been loaded when the photo diode rays are cut off by the sensor plate which is included in the rear PE sensor The PW sensor used for paper width measurement and paper loading positioning detects the paper edge by comparing the measured voltage with standard voltage which was measured during the power on sequence Additionally as mentioned on the page 2 24 LQ 2070 Service Manua...

Page 37: ... DISASSEMBLYANDASSEMBLY ...

Page 38: ...er Disassembly and Assembly The assembly procedures to be explained for the FX 980 are as listed below Note the heading numbers and figure numbers used in the FX 2170 Service Manual are applied to this chapter Section 3 2 10 Removing the Printer Mechanism Section 3 2 10 3 Removing the Right Frame Assembly Section 3 2 10 5 Removing the Left Frame Assembly Section 3 2 11 Removing the C276 Main Board...

Page 39: ...inter mechanism mounting screws 5 Disconnect the following connectors on the C276 Main Board assembly CN4 3 pin white CN5 3 pin black CN6 2 pin white CN7 4 pin white FFC CN8 18 pin white FFC CN9 16 pin white FFC CN10 4 pin blue CN11 5 pin blue CN12 2 pin blue CN13 4 pin black CN16 2 pin yellow NOTE Disconnect the cables for CN10 and CN11 after releasing the connector lock by pulling up 6 Remove th...

Page 40: ...Section 3 2 10 in this manual CR motor assembly see Section 3 2 9 PF motor see Section 3 2 10 1 and PG sensor assembly see Section 3 2 10 2 4 Remove the release lever sensor 1 from the inner side of the right sub frame 5 Remove the hexagon nut standard M7 securing the gap adjustment lever Then remove the gap adjust lever from the right frame assembly 6 Remove 2 CBS screws 3 6 F Zn securing the pla...

Page 41: ...exagon nut standard M7 securing the front CR guide and left frame 5 Remove 4 CBS screws 3 6 F Zn securing the left frame assembly 6 Disconnect the connector cable blue from the release lever sensor and then disconnect the connector cable from the HP sensor 7 Remove the left frame assembly Figure 3 26 Removing the Left Frame Assembly Figure 3 27 Release Lever Sensor A D J U S T M E N T R E Q U I R ...

Page 42: ...7 4 pin white FFC CN8 18 pin white FFC CN9 16 pin white FFC CN10 4 pin blue CN11 5 pin blue CN12 2 pin blue CN13 4 pin black CN15 22 pin FFC CN16 2 pin yellow NOTE Disconnect the cables for CN10 and CN11 after releasing the connector lock NOTE Disconnect the cable for CN3 by pushing down the connector lock 4 Remove the 3 CBS screws 3 x 12 F Zn securing the upper connector cover 5 Remove the 2 scre...

Page 43: ... I N T Notice the location of the CBC lamitite screw 3 x 8 F Zn Refer to Figure 3 37 on the previous page Lock CN10 and CN11 by pushing down each connector s lock after inserting the connector cable The tightening torque for the CBB 3 x 12 F Zn screw and CBB 3 x 8 F Zn 0 78 0 98 Nm 8 10 Kgf cm ...

Page 44: ... ADJUSTMENT ...

Page 45: ...ram starts up and the screen below appears Figure 4 1 LQSERIES EXE Initial Screen 6 Move the cursor to FX 980 and press the Enter key 7 The following screen appears C A U T I O N Though the conditions for each adjustment are the same as for the FX 2170 the adjustment program used for the FX 980 is different Therefore observe the instructions given in the following sections C A U T I O N Do not use...

Page 46: ... a i E U L M i d d l e E a s t E U L E U L S t d E U L N o r d i c E F S E I B E I S E D G N L S P E M O C A U T I O N Select No if you have input a wrong model name in the screen shown in Figure 4 1 If you select Got the printer flashes the model name stored in the RAM to the EEPROM once and reads it again E P S O N S I D M P r i n t e r S e r v i c e P r o g r a m b o o t p r o c e s s D o y o u...

Page 47: ...patterns for the three modes output in the previous steps and correct the value in the screen shown in Figure 4 5 until the vertical lines for the center value Data 0 in Figure 4 6 are aligned C A U T I O N If the printer is in the emulation mode characters output for the Bi D adjustment will be garbled If so turn ESC P2 on using the EEPROM Initialization mode F X 9 8 0 S E R V I C E P R O G R A M...

Page 48: ...d When the TPE level is reset FF is written and it approaches 00 as the time goes by If this operation is not performed paper out condition may be detected despite paper is set 1 Perform the pre operation See Section 4 1 1 2 Select TPE Reset in the main menu screen Figure 4 4 and press the Enter key The screen below appears Figure 4 7 Screen TPE Reset 3 Select Yes and press the Enter key FF is wri...

Page 49: ...tarting year month date and press the Enter key The following screen appears C A U T I O N When using this function the printer must be in the normally operative condition Make sure the printer is free from any error conditions such as paper out fatal error and so on Otherwise the function is not effective F X 9 8 0 S E R V I C E P R O G R A M V e r s i o n 1 1 S e t o r R e p l y S t a r t i n g ...

Page 50: ...6 digit data Be sure to input it correctly since this program does not perform comparison check with the system timer If you input a wrong data start from the beginning S e t t i n g S t a r t i n g Y e a r M o n t h D a y I n p u t f o r m a t 1 9 9 9 1 1 9 9 0 1 0 1 P l e a s e i n p u t 6 d i g i t s ...

Page 51: ... TROUBLESHOOTING ...

Page 52: ... 1 Sensor Tests Points 5 2 3 Motors See the FX 2170 Service Manual Sensor CN Number Test Pin Number Test Method Set the Meter to the DC Voltage Meter Reading CN12 Release sensor 1 1 Release1 2 GND Place one lead on pin 1 and the other lead on pin 2 and check the voltage while toggling the sensor lever Open 5 Short 0V CN16 Release sensor 2 1 Release 2 2 GND Place one lead on pin 1 and the other lea...

Page 53: ...ver Open error Beeper sounds Release lever operation error Beeper sounds Illegal panel operation Beeper sounds The description and shows how the beeper sounds Beeper sounds approx 100 ms and interval is approx 100 ms Beeper sounds approx 500 ms and interval is approx 100 ms Pause Paper Out Tear Off Bin Condensed Font Paper out On On Paper jam On Blink Head hot Blink Cover Open On Fatal error Blink...

Page 54: ...6 Main Board NOTE This information is necessary only for servicers who repair to the component level Servicers who repair to the unit level including all servicers in the U S can ignore this section Table 5 3 Repairing the C276 Main Board 1 3 FX 2170 FX 980 C166 Main Board C276 Main Board Problem Cause Checkpoint Solution The printer does not operate at all Reset IC15 is defective Check the voltag...

Page 55: ...replace IC9 Problem Cause Checkpoint Solution Paper feed is abnormal IC1 is defective IC12 is defective Check input signal waveform at pins 1 2 23 and 24 of IC12 Check output signal waveform at pins 6 3 18 and 21 of IC12 If the input signal is not correct replace IC1 or IC2 If the input signal is correct and the output signal is not correct replace the IC12 No data is printed IC2 is defective Chec...

Page 56: ...FX 980 Revision A Troubleshooting Repairing the Printer Mechanism 56 5 6 Repairing the Printer Mechanism See the FX 2170 Service Manual ...

Page 57: ... MAINTENANCE ...

Page 58: ...FX 980 Revision A Maintenance 58 See the FX 2170 Service Manual ...

Page 59: ... APPENDIX ...

Page 60: ...ta Factory setting 04H 05H Page length for rear tractor 1 to 22 x 432 by 1 432 inch 0000H 11 inch default 0000H 11 inch 0000H 11 inch 06H 07H Page length for front tractor 1 to 22 x 432 by 1 432 inch 0000H 11 inch default 0000H 11 inch 0000H 11 inch 08H 09H Page length for CSF bin 1 1 to 22 x 432 by 1 432 inch 0000H 11 inch default 0000H 22 inch 0000H 22 inch 0AH 0BH Page length for CSF bin 2 1 to...

Page 61: ... 0AH 10 sec 0AH 10 sec 22H Auto line feed Auto tear off Skip over perforation High speed draft Input buffer b0 Auto line feed 0 Off 1 On b1 Auto tear off 0 Off 1 On b2 Skip over perforation 0 Off 1 On b3 High speed draft 0 On 1 Off b4 Input buffer 0 On 1 Off b5 to b7 reserved 00H 00H Address Data Data Format Q pit data Factory setting 23H Software 0 slash Buzzer Auto CR b0 Software 0 ESC P 1 IBM 2...

Page 62: ... 0 0FFFFFFFFH minutes 000000 00H 000000 00H 38H 3BH Driving Line Count 0 0FFFFFFFFH count 000000 00H 000000 00H 3CH Starting Year 0 99 the last two figures of Anno Domini 00H 00H 3DH Starting Month 1 12 00H 00H 3EH Starting Date 1 31 00H 00H Address Data Data Format Q pit data Factory setting 3FH Black paper mode paper width measure b0 black paper mode 0 Off 1 On b1 paper width measure 0 On 1 Off ...

Page 63: ...AH to 6FH reserved 00H 00H 70H Printable column 0 136 columns 1 80 columns 01H 01H 71H Check sum of Area 2 68H 00H 00H Area 3 72H Vp adjustment value a a 73H Vp adjustment value complement of 72H a a 74H Bi d adjustment value for high speed draft mode 12 to 12 by 1 720 inch 00H a 75H Bi d adjustment value for draft mode 12 to 12 by 1 720 inch 00H a 76H Bi d adjustment value for NLQ mode 12 to 12 b...

Page 64: ...h e a d C a s e O p e n S e n s o r C N 1 5 C N 8 C N 9 C N 7 C N 4 C N 6 C N 5 C N 1 2 C N 1 3 C N 1 6 C N 1 1 C N 1 0 C N 2 C N 1 4 C N 1 C N 1 8 C N 1 C N 2 H o s t C o m p u t e r P a r a l l e l I F T y p e B I F S e r i a l I F C 2 4 4 P S H B o a r d C 1 6 6 P S B B o a r d C 1 6 6 P S E B o a r d C N 3 C N 1 7 F a n Board Connector Function Pins C276 Main Board CN1 Parallel interface 36 CN...

Page 65: ...70 C166 Main Board FX 980 C276 Main Board Connector Function Pin assignment Connector Function Pin assignment 1 CN14 CSF 1 A 2 B 3 A 4 B 5 HOLD 6 5V 7 GND 8 GND 9 35V 10 35V CN14 CSF 1 35V 2 5V 3 HOLD 4 35V 5 A 6 B 7 GND 8 GND 9 A 10 B 2 CN12 Release lever position 1 RELEASE 1 2 GND 3 RELEASE 2 4 GND CN12 Release lever sensor 1 1 RELEASE 1 2 GND CN16 Release lever sensor 2 1 RELEASE 2 2 GND 3 CN17...

Page 66: ...FX 980 Revision A Appendix Component Layout 66 7 3 Component Layout Figure 7 3 C276 Main Board Component Layout Component Side Currently unavailable ...

Page 67: ...FX 980 Revision A Appendix Component Layout 67 Figure 7 4 C276 Main Board Component Layout Soldering Side Currently unavailable ...

Page 68: ...FX 980 Revision A Appendix Component Layout 68 Figure 7 5 C244PSH Board Component Layout ...

Page 69: ...FX 980 Revision A Appendix Circuit Diagrams 69 7 4 Circuit Diagrams See the following pages for the circuit diagrams below C276 Main Board C276 PNL Board C244 PSH Board ...

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