C1038: Engine Connection Failure - Konica Minolta Bizhub 162 Service Manual

15. Malfunction code
15.3.16

C1038: Engine Connection Failure

A. Detection Timing
Trouble Code
Master Board (PWB-A) to Control Board (PWB-C/C) connection failure
• There is no acknowledge signal transmitted from the Master Board (PWB-A) to
C1038 • An error command signal is transmitted from the Control Board (PWB-C/C) to
• An error status signal is transmitted from the Master Board (PWB-A) to Control
B. Action
Master Board (PWB-A)
Step Operations
1 Turn OFF and ON the Power Switch.
Check the PWB-A connectors for
2 proper connection and correct as
necessary.
Check the PWB-C/C connectors for
3 proper connection and correct as
necessary.
Check for proper connection between
4 PWB-A and PWB-C/C and correct as
necessary.
5 Change PWB-A.
6 Change PWB-C/C.
146
Control Board (PWB-C/C) for 1.5 sec. or more.
Master Board (PWB-A).
Board (PWB-C/C).
Relevant Electrical Components
Ref.
Page
Field Service Ver. 1.0 Apr. 2005
Description
Control Board (PWB-C/C)
WIRING DIAGRAM
Control signal
– –
– –
– –
– –
– –
– –
Location
(Electrical
Components)
–
–
–
–
–
–