Self Diagnosis; Self Diagnostic Codes - Kyocera Mita KM-2530 Service Manual

1-5-1 Self-diagnosis

(1) Self diagnostic codes

Code Contents
C0030 Fax control PCB system problem
• Processing with the fax software was
disabled due to a hardware or soft-
ware problem.
Fax control PCB incompatibility
C0070
detection problem*
• Fax software is not compatible with
MMI software.
C0130 Fax control PCB software switch
checksum error
• A checksum error occurred with the
software switch value stored in the
flash ROM on the fax control PCB.
C0280 Communication problem between
the fax control PCB and main PCB
• Communication between the fax
control PCB and the main PCB of the
machine cannot be performed
normally.
C0820 Fax control PCB CG ROM checksum
error
• A checksum error occurred with the
CG ROM data in the Flash ROM on
the fax control PCB.
C0830 Flash ROM program area checksum
error
• A checksum error occurred with the
program in the Flash ROM on the fax
control PCB.
C0870 Fax control PCB to main PCB high-
capacity data transfer problem*
• High-capacity data transfer between
the fax control PCB and the main
PCB of the machine was not normally
performed even if the data transfer
was retried the specified times.
*: When the printer/scanner kit is installed.
Causes Check procedures/corrective measures
Defective fax con- Replace the fax control PCB and check for
trol PCB. correct operation.
MMI software Check the version of MMI software and
version is earlier. upgrade it to a version that accommodates
the fax function.
Defective fax con- Replace the fax control PCB and check for
trol PCB. correct operation.
Poor contact in Check the connection of connector YC1 on
the connector the fax control PCB and CN44 on the main
terminals. PCB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective fax Replace the fax control PCB or main PCB
control PCB or and check for correct operation.
main PCB.
Defective fax con- Replace the fax control PCB and check for
trol PCB. correct operation.
Defective fax con- Replace the fax control PCB and check for
trol PCB. correct operation.
Poor contact in Check the connection of connector YC1 on
the connector the fax control PCB and CN44 on the main
terminals. PCB, and the continuity across the
connector terminals. Repair or replace if
necessary.
Defective fax Replace the fax control PCB or main PCB
control PCB or and check for correct operation.
main PCB.
Remarks
3DB
1-5-1