Ricoh SH-P1 M020, Field Service Manual

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2. If you press the zero key on the operation panel with the SP selection menu displayed, you will see
detailed information about the recently logged SC990 or SC991, including the software file name,
line number, and so on. 1) is the recommended method, because another SC could write over the
information for the previous SC.
992 D
Unexpected Software Error
• Software defective
• An error undetectable by any other SC
code occurred
Software encountered an unexpected
operation not defined under any SC
code.
1. Turn the machine Off and On.
995
D
CPM setting error
01 • Defective engine board
1. Input the serial number with
SP5811-004, and turn the main power
switch off/on.
02
• Defective NVRAM on the
controller
• Defective controller
1. Install a new NVRAM, and turn off and
on the main power switch after
SC995-002 has occurred.
2. Reinstall the previous NVRAM or
download the information with
SP5825-001, after that turn the main
power off and On.
03
• Incorrect type controller installed
• Defective controller
1. Replace the controller board with the
correct type.
04
• Incorrect model controller
installed
1. Replace the controller with the correct
model.
• SC995 is not SC bootable.
6. Troubleshooting
268
6