C002: Ram Error At Startup (Standard Memory) C003: Ram Error At Startup (Expanded Memory); C013: Mac Address Error At Startup C015: Boot Rom Error At Startup C022: Nvram Error At Startup - Konica Minolta bizhub c20 Service Manual

18. Malfunction code
18.3.35 C002: RAM error at startup (standard memory)
C003: RAM error at startup (expanded memory)
MFP board/2 (MFPB/2)
Step
1 Reboot the main body.
Check connection state of the standard/
2 expanded memory and correct as neces-
sary.
Check the MFPB/1 connector for proper
3
connection and correct as necessary.
4 Change the standard/expanded memory.
5 Change MFPB/2.
18.3.36 C013: MAC address error at startup
C015: BOOT ROM error at startup
C022: NVRAM error at startup
MFP board/2 (MFPB/2)
Step
1 Reboot the main body.
Check the MFPB/1 connector for proper
2
connection and correct as necessary.
3 Change MFPB/2.
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Relevant electrical parts
Action
Relevant electrical parts
Action
Field Service Ver. 1.0 Sep. 2008
Standard memory
Expanded memory
WIRING DIAGRAM
Control signal
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⎯
⎯
⎯
⎯
WIRING DIAGRAM
Control signal
⎯
⎯
⎯
Location (electri-
cal component)
⎯
⎯
⎯
⎯
⎯
Location (electri-
cal component)
⎯
⎯
⎯