Ricoh G147 Service Manual page 182

SP9503 004 DFU
SP9508 001 DFU
SP9508 002 DFU
SP9517 002 DFU
- Recovery from SC980 -
Continued use of the machine with one or more of the SP codes listed above out of range
could lead to toner overflow or other problems that could cause damage to the machine.
1. Enter the SP mode and check the setting of SP2802 001, 002, 003.
2. If these SP codes are within range, turn the machine power off and on.
- or -
If one or more of these SP codes is out of range, do SP2801 001 (TD Sensor Initial
Setting) then turn the machine power off and on.
3. Enter the SP mode and do SP5990 001 (SMC Printout – SP Mode Data List).
4. Check the following SP codes and confirm that their settings are within range.
SP No.
2005 004
SP2802 001
SP2802 002
SP2802 003
Print image data transfer error
The image transfer from the controller to the
984 D
engine via the PCI bus does not end within 15
s after starting.
986 D Software write parameter setting error
G147
Name
Charge Roller Voltage Adjustment 2
TD Sensor Manual Setting – VTS
TD Sensor Manual Setting – VTMAX
TD Sensor Manual Setting – VTMIN
51 to 255
51 to 255
51 to 255
401 to 802
4-32
SP9503 004 DFU
SP9508 001 DFU
SP9508 002 DFU
SP9517 002 DFU
Range
-1000 to -2000 V
1.00 to 5.00 V
Controller board
defective
BICU defective
Connectors between
BICU and controller
loose or defective
Software defective
SM