Ricoh MPC 2800 AT-C2, Field Service Manual, Page: 397 / 856

3. Appendix: Service Call Conditions
SC Tables
Service Call Conditions
Summary
The ‘SC Table’ section shows the SC codes for controller errors and other errors. The latter (not controller
errors) are put into four types. The type is determined by their reset procedures. The table shows the
classification of the SC codes.
Key Definition Reset Procedure
Controller
errors
CTL
The error has occurred in the
controller. See “Troubleshooting Procedure” in
the table.
Other errors
A
The error involves the fusing unit. The
machine operation is disabled. The
user cannot reset the error. Turn the main switch off and on. Reset
the SC (set SP5-810-1). Turn the main
switch off and on.
B
The error involves one or some
specific units. The machine operates
as usual, excluding the related units.
Turn the operation switch off and on.
C
The error is logged. The SC-code
history is updated. The machine
operates as usual.
The SC will not show. Only the SC
history is updated.
D
The machine operation is disabled.
You can reset the machine by turning
the operation switch or main switch
off and on. If the error occurs again,
the same SC code is displayed.
Turn the operation switch or main
power switch off and on.
After you turn the main power switch off, wait for one second or more before you turn the main power
switch on (
*
SC 672). All SCs are logged. The print log data (SP5-990-004) in SP mode can check the
latest 10 SC codes detected and total counters when the SC code is detected.
• If the problem concerns electrical circuit boards, first disconnect then reconnect the connectors before
you replace the PCBs.
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