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Phaser 7700 Color Laser Printer Service Manual
2-55
30
04-346
ERROR 30 Accumulator Belt HOME POSITION TOOK TOO
LONG (Continued)
A
B
C
D
E
Repeat the “Agitator Motor” test while measuring the voltage at the
Engine Control Board J404B-4 (see figure page 2-46)
(RRP 42, on page 7-206).
Does the voltage measure 0 VDC when the test is run and +24 VDC
when the test is not run?
Yes No
Replace the Engine Control Board (RRP 42, on page 7-206).
Replace the Waste Toner Agitator Motor (RRP 31, on page 7-190).
Using a Type II toner vacuum cleaner, vacuum out the Waste Auger Assembly.
Replace the Waste Toner Cartridge.
Recheck the gear that drives the Accumulator Belt for freedom of rotation.
Does it move freely now?
Yes No
Replace the Waste Auger Assembly (RRP 37, on page 7-199).
Reinstall all parts and assemblies and verify printer operation.
If problem persists, resume this procedure at next line below.
Remove the e-clip and remove any one of the Waste Auger Drive Gears.
Again, manually rotate the gear that drives the Accumulator Belt.
Does it move freely now?
Yes No
Replace the Accumulator Belt Drive Assembly (RRP 51, on page 7-217).
Replace the Waste Auger Assembly (RRP 37, on page 7-199).
Run the “Accumulator Belt Motor” test.
Does the Accumulator Belt Motor rotate?
Yes No
Inspect P530 (see figure page 2-46) on the Engine Control Interface Board for
proper seating.
If the problem persists, replace the Accumulator Belt Drive Assembly
(RRP 51, on page 7-217).
If the problem continues to persist, Replace the Engine Control Board
(RRP 42, on page 7-206).
Replace the Accumulator Belt Assembly (RRP 51, on page 7-217).
Replace the Accumulator Belt Assembly (RRP 51, on page 7-217).
Caution
If the Accumulator Belt is damaged, determine the cause of
the damage before installing a new Accumulator Belt
Assembly. Visually inspect the Accumulator Belt area
inside the printer and inside the LH door for foreign
object or damage parts. Inspect the belt steering
mechanism to determine if it is operable. It may be
necessary to query the user for additional information
as to likely causes.
If the problem persists, replace the Engine Control Board (RRP 42, on page 7-206).
Error
Code
Chain /
Link
Front Panel Message
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