Ricoh M160 - Page 278

Service Call
M160/M161 6-34 SM
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC687-00 D
RAPI-PER receipt failure
Even though 120 seconds have elapsed after RAPI-PES
(request for image transfer) is issued, a RAPI-PER receipt is not
received from the controller board.
 Defective controller board
 Noise
 Turn the main power OFF and then ON.
 Replace the controller board.
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC688-00 D
PRREQ signal not asserted
The print request signal (PRREQ) signal is not asserted within
the prescribed time after paper reaches the registration stand-by
position,
 Noise
 Engine Board error
 Turn the main power OFF and then ON.
 Replace the Engine Board.