2-70
Phaser 7700 Color Laser Printer Service Manual
81
04-358
ERROR 81 CONTROLLER TO ENGINE COMMUNICATIONS
FAILURE
Switch printer power Off.
Remove the Image Processor Board, Image Processor Board Cover and the Image Processor
Metal Cover and inspect the orange colored ribbon cable between the Relay Board and the
Engine Control Board for proper connector seating.
If the problem persists, replace the Image Processor Board (RRP 39, on page 7-202).
If the problem continues to persist, replace the Electrical Chassis Assembly (RRP 41, on page
7-204).
If the problem continues, replace the Engine Control Board (RRP 42, on page 7-206).
82
04-340
04-342
ERROR 82 ENGINE LOGIC BOARD RAM/ROM FAILURE
1.
Turn printer power Off, then On.
2.
If the problem persists, replace the Engine Controller Board (RRP 42, on page 7-206).
83
04-362
ERROR 83 ENGINE LOGIC BOARD NVRAM FAILURE
Replace the Engine Control Board (RRP 42, on page 7-206).
If the problem persists, replace the Image Processor Board (RRP 42, on page 7-206).
84
04-371
ERROR 84 CONTROLLER TO ENGINE LOGIC BOARD TIME
FAILURE
Replace the Engine Control Board (RRP 42, on page 7-206).
If the problem persists, replace the Image Processor Board (RRP 42, on page 7-206).
85
04-344
ERROR 85 ENGINE LOGIC BOARD MICRO PITCH FAILURE
1.
Turn printer power Off, then On.
2.
If the problem persists, replace the Engine Control Board (RRP 42, on page 7-206).
86
04-345
ERROR 86 HIGH-VOLTAGE POWER SUPPLY FAILURE
Replace the T3 High-voltage Power Supply (RRP 42, on page 7-206).
If problem persists, replace the Engine Control Board (RRP 42, on page 7-206).
87
07-281
07-282
07-283
07-284
07-291
07-292
07-397
TRAY LIFT FAILURE
Error
Code
Chain /
Link
Front Panel Message
Summary of Contents for 7700DX - Phaser Color Laser Printer
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Page 339: ...Phaser 7700 Color Laser Printer Service Manual 10 309 MPT and Left Hand Cover Assembly LH Door...
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Page 341: ...Phaser 7700 Color Laser Printer Service Manual 10 311 ly Board and Lower Tray Motor Assembly...
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