Cq 11 The Light Copy (Overall) - Xerox 3001 Service Manual

CQ 11
The Light Copy
(Overall)
Definition
Probable Cause
Corrective Action
1. Not enough toner in the developer material.
1.
Ensure that there is toner i n the cartridge. If
This will cause the developer material t o fail. a new toner cartridge has been installed, do
This could have been caused by a defective not install a new toner cartridge.
toner sensor.
Enter the Code [4]. If the value displayed in
WARNING
the Code 1251 is 2 units less the the value
displayed in code [4], go t o the J1 Toner
There will be a time delay between the time the Concentration Fault RAP in Section 2.
code 1101 is entered and the time the motor starts
t o turn. The motor will not start until the fuser is
at the correct temperature.
2. Toner cartridge is not rotating.
2. Check the cartridge drive for damaged
gears, return spring, andlor the drive arm.
Check for bent toner cartridge. (If
excessively bent, replacement i s necessary.)
Go t o the J1 Toner Concentration Fault RAP
and check the wiring t o the toner dispense
solenoid for an open circuit.
3.
The Exposure Lamp is not fully seated.
3.
Ensure the lamp is fully seated and the
opening in the lamp is facing the
Illumination Sensor.
4. An electrostatic voltage i s out of specification.
4. Perform the Electrostatic Series (ADJ 9.2).
Light copies are copies where the
image darkness is lighter than the
image darkness specifications for
the copier.
6. Image on the document i s light.
5.
Lens is not mounted correctly or light shield is
5.
Check the following:
damaged or missing.
a. The light seal is separated from lens (PL
6.1). Fix the seal with black electrical
tape.
b. Ensure that the magnet and lens are
positioned correctly against frame.
c. Check for direct room light or sunlight
on the copier.
6. Select a darker Copy Contrast setting for
light copy.
(Continued)
CQ 11 The Light Copy (Overall)