Service manual

3-
42 QMS 3260/4032 Laser Printer - Base Engine Technical Manual
Release Version 11-97
Primary FIPS: Error Codes
3.34 Error Code J1-2
The CRU is low on toner and should be replaced.
Logic Control on the MCU PWB sensed that at Main Motor start-up the Toner Sensor was on for longer
than the specified time.
Step Actions and Questions Yes No
SUSPECT COMPONENTS
The following components are associated with this specific
problem. One or more of these components may have failed
partially or completely. If you cannot isolate the problem using
this FIP, replace each component listed below, one at a time,
until the problem disappears.
•
wiring and connectors linking the components
1
Replace the CRU with a new one
Does the J1-2 error code still appear?
Go to step 2 Problem
solved
2
TONER SENSOR TEST
1. Enter Diagnostic Mode - Input H/L 9-4.
2. Open the Upper Left Cover.
3. Install, then remove, a new
CRU.
Does the Control Panel LCD display L when you install the
CRU into the printer, and does the LCD display H when
you remove the CRU?
Go to step 3 Replace the
Toner Sensor
(RRP5.4)
3
Replace the MCU PWB (RRP 9.7)
Does the J1-2 error code still appear?
Refer to the
wiring dia-
grams Section
14 and check
for a broken
wire or loose
connection
between com-
ponents
Problem
solved