Toshiba e-Studio160 服务手册

e-STUDIO160/200/250 ADJUSTMENT

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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 10M

Ω 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