Ricoh FT6645 Manual page 257

OPTICS
2.8 SCANNER CONTROL ADJUSTMENT
[B]
Perform this adjustment under any one of the following conditions:
After the scanner motor replacement
After the scanner wire replacement
After the scanner timing belt replacement
After replacing the optics control Board
1. Perform the free run (
2. After the free run is completed, turn the rotary dip switch [A] until LED 501
[B] turns on.
NOTE: If this adjustment is improper, the timing between the scanner
and the paper feed will be also improper, causing paper jams at
the registration roller, or causing scanner noise due to wire
vibration.
LED 501
Test Mode – PAGE 1) 30 times.
2
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23 April 1993
[A]