Ricoh FT4460, Руководство по обслуживанию, Страница: 306 / 413

21 April 1989
6.11 DRUM CURRENT ADJUSTMENT (SP Mode #9-5&7)
Transfer
DC - 18.0 ± 1.5 VR-2
Separation AC 44 ± 2.0
DC +1.5 ± 1.5
VR AC
VR DC }
SC Power Pack
NOTE: The above values are measured with the Beckman 330 or 3030.
1. Turn off the main switch and remove the following parts:
Charge corona unit
Cleaning unit
Development units (black and color)
Drum unit.
2. Remove the paper guide from the transfer corona unit.
3. Clean the transfer/separation corona wires.
4. Turn on the front door safety switch.
5. Turn ON DIP switch 1 - 4.
6. Remove the drum from the drum unit.
7. Set the drum shoe [A] and connect the multimeter as follows:
a) Slide the drum unit onto the drum unit guide rail.
b) Put the drum shoe and the drum adaptor on the drum shaft
(A006 9105) [B] and attach the drum knob.
c) Set the drum shaft in the drum unit.
d) Connect the drum shoe and multimeter leads as shown.
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