Xerox 2510 Service Manual page 138

CQ 1 Uniform Background
(Continued) Probable Cause
(Continued) b, Toner concentration Is too high
(Continued)
Corrective Action
(2515 WIO Tag 2, 7, or 89):
Enter the
diagnostic mode. Enter the code
[L],
press
Start, enter the code [g], press Start, enter
the code [J], press Start. Enter the code
[A],
press Start. Wait until the motor starts
(approximately 30 seconds), then enter
the code [y], press Start. If [y] is
greater
than 6, go t o the J
-
High Toner RAP.
(2510) Move the Dispenser Adjustment
Handle down one position and perform
the detoning procedure in Section 6.
c.
(2515)
Toner cartridge i s not grounded c.
(2515)
Using the multimeter, check that
correctly.
there is continuity between the cartridge
and the copier frame or
TP4.
Check the
ground clip is in contact with the cartridge.
Check the wiring to the clip for a open.
d. If this does not correct the problem,
replace the developer material
REP 9.9.
8.
Developer material i s defective due to
8.
Replace the developer material REP 9.9.
contamination.
CQ 1 Uniform Background