Ricoh M126 Service Manual page 245

Error
936.xx Transport motor initial lock failure
937.00 Main transport motor lost lock
Power supply service errors
940.00 LVPS service error
Controller board and operator panel service errors
948.xx
Failed engine board
949.xx
Mismatch between EEPROM and
mirror memory

950.xx
Error with secure NVRAM on the
951.xx
controller board
A recoverable NVRAM Cyclic
952.xx
Redundancy Check error occurred.
M126/M127/M128
Description
A new controller board or
operator panel has been
installed, and has not been
properly prepared for this
use. Install a new note. Do
not install both the controller
board and the operator
panel at the same time
without a POR in between.
Replace the main motor gear drive.
See "Main Motor Service Check" in
"Troubleshooting".
Replace the main motor gear drive.
See "Main Motor Service Check" in
"Troubleshooting".
Replace the LVPS/HVPS. See
"LVPS/HVPS Service Check" in
"Troubleshooting".
Replace the controller board. See
"Engine Board Service Check" in
"Troubleshooting".
Install a new controller bored or
operator panel. See "Engine Board
Service Check" or "Operator Panel
Service Check" in "Troubleshooting".
Replace the controller board. See
"Engine Board Service Check" in
"Troubleshooting".
Performing POR will clear this error.
6-40
Action
SM