Ricoh A-P4, Service Manual

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980 D NVRAM Error
A critical SP code setting is not within
range. If the machine is allowed to operate
in this condition, this could lead to toner
overflow and damage the machine.
• See description below this table.
SP Code Acceptable Range SP Code
SP2005 004 Charge Roller Adjustment 2 -1000 to -2000 V SP2005 004 Charge
Roller Adjustment 2
SP2802 001 TD Sensor Manual Setting
VTS 1.00 to 5.00 V SP2802 001 TD Sensor
Manual Setting VTS
SP2802 002 TD Sensor Manual Setting
VTMAX 1.00 to 5.00 V SP2802 002 TD Sensor
Manual Setting VTMAX
SP2802 003 TD Sensor Manual Setting
VTMIN 1.00 to 5.00 V SP2802 003 TD Sensor
Manual Setting VTMIN
SP9503 004 DFU 51 to 255 SP9503 004 DFU
SP9508 001 DFU 51 to 255 SP9508 001 DFU
SP9508 002 DFU 51 to 255 SP9508 002 DFU
SP9517 002 DFU 401 to 802 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. Name Range
2005 004 Charge Roller Voltage Adjustment 2 -1000 to -2000 V
SP2802 001 TD Sensor Manual Setting – VTS 1.00 to 5.00 V
4. Troubleshooting
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