3-78
Phaser 6250 Color Laser Printer Service Manual
Fuser Firmware Failure
Code 76
: The CRUM firmware has failed.
Warning
To avoid the potential of electric shock, ensure the power to the printer is off
and the power cord is disconnected from the wall outlet prior to performing
Step 2 of the following troubleshooting procedure..
9
Check J71 <=> J140 on the EEPROM
Harness Assembly for continuity.
Use the wiring diagram “Fuser Assembly”
on page 10-21.
Replace the Engine
Control Board,
page 8-107.
Replace the
EEPROM
Harness
Assembly,
PL 13.1.10.
Troubleshooting Reference Table
Applicable Parts
Wiring and Plug/Jack Map References
EEPROM Board, PL 10.1.14
“Fuser Assembly” on page 10-21
FSR 4 Harness Assembly, PL 5.1.9
“Laser Unit” on page 10-22
Troubleshooting Procedure Table
Step
Actions and Questions
Yes
No
1
Check the Fuser Assembly for evidence
of fault or damage.
Replace the parts
concerned.
Go to Step 2.
2
Remove the Fuser Assembly and check
for broken or bent pins.
Replace the parts
concerned.
Go to Step 3.
3
Does the error recur after the Fuser
Assembly has been replaced with a new
one?
Go to Step 4.
Complete
4
Are P/J 144 and P/J 145 on the EEPROM
board properly seated and defect free?
Go to Step 5.
Replace the
EEPROM board
page 8-86.
5
Check continuity of Harness Assembly
(FSR4) between J145 <=> J232. Refer to
the wiring diagram “Fuser Assembly” on
page 10-21.
Go to Step 6.
Replace the
Assembly,
Harness (FSR4)
PL 5.1.9.
Troubleshooting Procedure Table
Steps
Actions and Questions
Yes
No
Summary of Contents for PHASER 6250
Page 1: ...Service Manual Phaser 6250 701P46430 Color Laser Printer ...
Page 2: ......
Page 40: ...1 16 Phaser 6250 Color Laser Printer Service Manual ...
Page 168: ...3 86 Phaser 6250 Color Laser Printer Service Manual ...
Page 214: ...5 26 Phaser 6250 Color Laser Printer Service Manual ...
Page 226: ...7 4 Phaser 6250 Color Laser Printer Service Manual ...
Page 349: ...Service Parts Disassembly 8 123 8 Repeat Steps 1 7 to remove the lower guide 6250 278 ...
Page 376: ...9 4 Phaser 6250 Color Laser Printer Service Manual Print Engine Parts PL 1 1 Covers 6250 286 ...
Page 380: ...9 8 Phaser 6250 Color Laser Printer Service Manual PL 3 1 Paper Feed I 6250 288 ...
Page 382: ...9 10 Phaser 6250 Color Laser Printer Service Manual PL 3 2 Paper Feed II 6250 289 ...
Page 384: ...9 12 Phaser 6250 Color Laser Printer Service Manual PL 3 3 Paper Feed III 6250 290 ...
Page 386: ...9 14 Phaser 6250 Color Laser Printer Service Manual PL 4 1 Housing Assembly Retard 6250 291 ...
Page 388: ...9 16 Phaser 6250 Color Laser Printer Service Manual PL 5 1 Chute Assembly In 6250 292 ...
Page 390: ...9 18 Phaser 6250 Color Laser Printer Service Manual PL 6 1 Chute Assembly Out 6250 293 ...
Page 393: ...Parts List 9 21 This Page Intentionally Left Blank ...
Page 394: ...9 22 Phaser 6250 Color Laser Printer Service Manual PL 7 1 Chute Assembly Exit 6250 294 ...
Page 398: ...9 26 Phaser 6250 Color Laser Printer Service Manual PL 9 1 Xerographics 6250 296 ...
Page 404: ...9 32 Phaser 6250 Color Laser Printer Service Manual PL 12 1 Electrical S6200 240 ...
Page 406: ...9 34 Phaser 6250 Color Laser Printer Service Manual PL 13 1 Harness Assemblies 6250 299 ...
Page 428: ...9 56 Phaser 6250 Color Laser Printer Service Manual ...
Page 435: ...10 7 Map 2 6250 307 ...
Page 436: ...10 8 Phaser 6250 Color Laser Printer Service Manual Map 3 6250 308 ...
Page 437: ...10 9 Map 4 6250 309 ...
Page 439: ...10 11 Map 5 6250 487 ...
Page 441: ...10 13 Map 6 6250 431 ...
Page 462: ...10 34 Phaser 6250 Color Laser Printer Service Manual ...
Page 463: ...A Appendix Reference Contents Printer Status Codes ...
Page 473: ......
Page 474: ...701P46430 ...