Troubleshooting; Service Call Conditions; Summary; Sc Code Descriptions - Ricoh K-C3 Service Manual

B245/B276/B277/B268/B269 Service Manual

Troubleshooting

Service Call Conditions

Summary

There are four levels of service call conditions.
Level
To prevent damage to the machine, the main
machine cannot be operated until the SC has
A
been reset by a service representative (see the
note below).
If the SC was caused by incorrect sensor
B detection, the SC can be reset by turning the
main power switch off and on.
The main machine can be operated as usual,
C
excluding the unit related to the service call.
The SC history is updated. The machine can be
D
operated as usual.
If the problem concerns electrical circuit boards, first disconnect then reconnect the
connectors before replacing the PCBs.
If the problem concerns a motor lock, first check the mechanical load before
replacing motors or sensors.

SC Code Descriptions

No.
Definition
101 B
120 B
Definition
Symptom
Exposure Lamp Error
The standard white level
was not detected properly
when scanning the white
plate.
Scanner home position error 1
The scanner home
position sensor does not
detect the off condition
Reset Procedure
Enter SP mode, and then turn
the main power switch off and
on.
Turn the main power switch off
and on.
Turn the main power switch off
and on.
The SC will not be displayed.
Only the SC history is updated.
Possible Cause
Exposure lamp defective
Exposure lamp stabilizer defective
Exposure lamp connector defective
Dirty scanner mirror or scanner
mirror out of position
SBU board defective
SBU connector defective
Lens block out of position
Incorrect position or width of white
plate scanning (
Scanner home position sensor
defective
Scanner drive motor defective
18-Jan-06
p.141)
117