
EPSON Stylus Pro 7400/7800/9400/9800
Revision B
Troubleshooting
Troubleshooting based on Panel Messages
196
SERVICE CALL 0001001E
Description
PF servo parameter error
Explanation
The printer causes this error and stops operation when it detects that a voltage
beyond the prescribed range is output to the PF Motor.
Check Point
1. Make sure that the PF Encoder and the PF loop scale are free of dust or
foreign materials.
2. Perform the Encoder check by the
“1.4.6.1 Self Testing Menu (SELF
.
3. Make sure that the PF Timing Belt is normal and its tension is appropriate.
4. Make sure that the Grid Roller rotates smoothly without any abnormal load.
5. Make sure that the PF Motor is not shorted out.
If the motor is shorted out, replace the C594 Main Board together with the
motor.
6. Make sure that the harnesses are connected correctly and not broken.
Remedy
1. Clean dirt or paper dust on the Loop Scale and check if it is damaged.
2. Execute the
PF Timing Belt Tension Adjustment
.
3.
4.
5.
SERVICE CALL 00010020
Description
CSIC reading/writing error
Explanation
The printer causes this error and stops operation if it cannot load the information
from the CSIC or write new information on the CSIC while running a power-ON/
OFF sequence or opening/closing the I/C Cover, or after finishing to print one
page.
Remedy
1. Reconnect the CSIC FFC.
2. The memory chip on the ink cartridge is defective. (replace the ink cartridge)
3. Poor contact with the memory chip.
•
Replace the HOLDER ASSY., IC, RIGHT
•
Replace the HOLDER ASSY., IC, LEFT
4.
Replace the BOARD ASSY., SUB; B
Replace the BOARD ASSY., SUB; C
5.
SERVICE CALL 00010023
Description
RTC analyzing error
Explanation
The printer causes this error and stops operation when it detects that the absolute
date and time stored on the NVRAM is incorrect.
Remedy
1. Start up the printer in the Serviceman mode, and correct the date and time
setting using the “RTC & USB ID & IEEE1394 ID” Basic Adjustment menu
provided in the Adjustment Program.
2. Remove and reinstall the lithium battery.
3. Replace the lithium battery. Be sure to perform the RTC setting.
4.
Summary of Contents for Stylus Pro 7400
Page 1: ...EPSONStylusPro7400 7800 9400 9800 Large Format Color Inkjet Printer SERVICE MANUAL SEIJ05002 ...
Page 10: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 147: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 170: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 207: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...
Page 292: ...C H A P T E R 5 ADJUSTMENT ...
Page 373: ...C H A P T E R 6 MAINTENANCE ...
Page 380: ...C H A P T E R 7 APPENDIX ...
Page 385: ...Model PX 7500 7500S 9500 9500S Board C594 Main Sheet 1 of 4 Revison G ...
Page 386: ...Model PX 7500 7500S 9500 9500S Board C594 Main Sheet 2 of 4 Revison F ...
Page 387: ...Model PX 7500 7500S 9500 9500S Board C594 Main Sheet 3 of 4 Revison F ...
Page 388: ...Model PX 7500 7500S 9500 9500S Board C594 Main Sheet 4 of 4 Revison E ...
Page 389: ...Model PX 7500 7500S 9500 9500S Board C594 SUB Sheet 1 Revison C ...
Page 390: ...Model PX 7500 7500S 9500 9500S Board C594 SUB B Sheet 1 Revison E ...
Page 391: ...Model PX 7500 7500S 9500 9500S Board C594 SUB C Sheet 1 Revison D ...
Page 392: ...Model PX 7500 7500S 9500 9500S Board C594 PNL Sheet 1 Revison D ...
Page 396: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 03 R ev 01 C594 E LE C 011 202 201 200 ...
Page 397: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 04 R ev 01 C594 E LE C 021 203 204 ...
Page 398: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 05 R ev 01 C594 POWE 011 300 301 302 ...
Page 403: ...PX 7500 7500S E PS ON S TYLUS PR O 7400 7800 No 10 R ev 01 C594 ME CH 051 700 701 X15 700 ...
Page 410: ...R ev 01 C595 E LE C 011 200 201 202 PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 03 ...
Page 411: ...PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 04 R ev 01 C595 E LE C 021 204 203 ...
Page 412: ...PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 05 R ev 01 C595 POWE 011 300 302 301 ...
Page 417: ...PX 9500 9500S E PS ON S TYLUS PR O 9400 9800 No 10 R ev 01 C594 ME CH 051 701 X15 700 700 ...