MINOLTA-QMS magicolor 6100 Series Service Manual page 398

8.5.13 White Band
Page 8-84
8.5.13.1 Phenomenon
A white banding
line appears in the
horizontal direction, and consequently causes a missing image as shown
in the print sample at the upper-right corner.
8.5.13.2 Main Causes
1. The transfer unit not properly installed or there is a bad transfer roller.
2. Failure of the transfer roller's contacts.
3. TR Cam Clutch failure.
Transfer Unit
Transfer Roller
8.5.13.3 Countermeasures
1. Check that the transfer unit is mounted properly, and that both sides
of the transfer unit are fixed by hooks.
2. Replace the TR cam clutch with a new clutch (see section 7.4).
3. Replace the transfer unit (see section 7.6.1).
Fig. 8-86
Fig. 8-85
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magicolor 6100 Series Service Manual