Service manual

QMS 3260/4032 Laser Printer - Base Engine Technical Manual 3-43
Services Release Version 11-97
Primary FIPS: Error Codes
3.35 Error Code J3-1
The EP Cartridge is not installed or is not installed correctly.
Logic Control on the MCU PWB sensed that the CRU Interlock Switch was not actuated.
Step Actions and Questions Yes No
SUSPECT COMPONENTS
The followin
g
components are associated with this specific
problem. One or more of these components ma
y
have failed
partiall
y
or completel
y
. If
y
ou cannot isolate the problem usin
g
this FIP, replace each component listed below, one at a time,
until the problem disappears.
•
wiring and connectors linking the components
1
EP CARTRIDGE CHECK
1. Open the Upper Left Cover.
2. Remove, then reinstall the EP Cartrid
g
e.
Does the J3-1 error code still appear?
Go to step 2 Problem
solved
2
CRU INTERLOCK SWITCH TEST
1. Enter Dia
g
nostic Mode - Input H/L 9-2.
2. Open the Upper Left Cover.
3. Install, then remove, the EP Cartrid
g
e.
Does the Control Panel LCD display H when you install the
EP Cartridge into the printer, and does the LCD display L
when you remove the EP Cartridge?
Go to step 3 Replace the
CRU Inter-
lock Switch
(
RRP 5.5
)
3
Replace the MCU PWB
(
RRP 9.7
)
Does the J3-1 error code still appear?
Refer to the
wirin
g
dia-
g
rams Section
14 and check
for a broken
wire or loose
connection
between com-
ponents
Problem
solved