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e-STUDIO160/200/250 ADJUSTMENT 1 - 68 December 2002 TOSHIBA TEC
1.7 High-Voltage Adjustment
The developer bias, main charger, transfer charger and separation charger outputs must be
adjusted when the high-voltage power supply unit is replaced.
1.7.1 Adjustment
(1) Measurement
Process Unit
Measuring jig
Digital Tester (+) terminal
(-) terminal
Function switch
Full scale
Remarks
How to turn the power ON
Developer Bias Main Charger Transfer Charger Separation Charger
(On the drum) (On the drum)
Remove from the copier. (Not use)
Not use Mount on the machine
Note1: Connect the green cable of the measuring to ground
on the copier.
Connect to the bias Connect to the Connect to the red cable of measuring
measuring plate main charger jig.
(B) of the machine. cable.
Connect to frame Connect to the white cable of measuring jig.
ground (A). (Frame grounding)
DC
1,000 V 2V
Use a digital tester having an input resistance of 10MΩ or more.
Use the door switch jigs.
Developer Bias Main Charger Transfer Charger Separation Charger
(On the drum) (On the drum)
01-07-02
terminal
terminal
(B)
(A) (Frame grounding)
Green cable
Machine frame
(Frame grounding)
Main charger cable
01-07-04
White cable
terminal
terminal