Kyocera FS-6950DN Service Manual page 6

2F7
1-4-2 Self-diagnostic function
(1) Self-diagnostic function
This printer is equipped with self-diagnostic function. When a problem is detected, the printer stops printing and display an
error message on the operation panel. An error message consists of a message prompting a contact to service personnel,
total print count, and a four-digit error code indicating the type of the error. (The display varies depending on the type of
the error.)
Call service
6000:012345
Error code
(2) Self diagnostic codes
Code Contents
0150 Engine PWB EEPROM error
Detecting engine PWB EEPROM com-
munication error.
0420 Paper feeder communication error
Communication error between engine
PWB and optional paper feeder.
1-4-2
Call service
F000
Total print Error code
Causes
Improper installa-
tion engine PWB
EEPROM.
Defective engine
PWB
Improper installa-
tion paper feeder.
Defective harness
between connect-L
PWB (YC2) and
paper feeder inter-
face connector, or
improper connec-
tor insertion.
Defective harness
between connect-L
PWB (YC6) and
engine PWB
(YC4), or improper
connector inser-
tion.
Defective engine
PWB.
Defective paper
feeder.
Error power off
F030
Error code
Remarks
Check procedures/corrective measures
Check engine PWB EEPROM installation,
Remedy.
Replace the engine PWB (See page P.1-5-
22).
Follow installation instruction carefully again.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness.
Replace the engine PWB (See page P.1-5-
22).
Replace the paper feeder.