Ricoh G104 Service Manual page 337

4.2 SERVICE CALL CONDITIONS
4.2.1 SUMMARY
1. All SCs are logged.
2. If a PCB is suspected to be the cause of a problem, first disconnect then
reconnect the connectors before you replace them.
3. If a motor is suspected to be the cause of a problem,first check the mechanical
load before you replace motors or sensors if the problem concerns a motor lock.
There are 4 levels of service call conditions.
Level
To prevent damage to the machine, the main
A machine cannot be operated until a service
representative has reset the SC.
SCs that disable only the features that use the
defective item. Although these SCs are not
B shown to the user under normal conditions,
they are displayed on the operation panel only
when the defective feature is selected.
The SC history is updated. The machine can
C
be operated as usual.
Turning the main switch off then on resets SCs
D displayed on the operation panel. These are
redisplayed if the error occurs again.
4.2.2 SC CODE DESCRIPTIONS
Remove the NVRAM from the old board and install it on the new one when you
replace the EGB or the controller board.
The SC level is indicated under SC number in the list below.
The numbers (1, etc.) in the "Possible Cause/Requirement Action" column indicate the
required actions.
SM
CÓPIA NÃO CONTROLADA
Definition
4-3
CÓPIA NÃO CONTROLADA
Service Call Conditions
Reset Procedure
Do SP 5810, and then turn the
main power switch off and on.
Turn the operation switch or
main switch off and on.
The SC will not be displayed.
Only the SC history is updated.
Turn the operation switch off
and on.
G160/G161