High-Voltage Adjustment - Toshiba 2460 Service Handbook

1.9 High-Voltage Adjustment

1.9.1 Adjustment
(1) Measurement
Developer Bias
Developer unit Pull out the connector.
Remove the drum.
Cleaner unit
Install the Developer unit.
Dev.unit connector of
Not connect
the machine
Connect to the bias
(+) terminal measuring hole (B) of the
Developer unit.
(–) terminal Connect to (A)
Function switch
Full-scale
Use a digital tester having an input resistance of 10 MΩ (RMS value) or more.
Remarks
How to turn the power ON Use the door switch jig.
Developer Bias
d (A)
(Frame
grounding)
d terminal
2460 ADJUSTMENT
Main Charger
Remove from the copier. (Not use)
Mount on the machine with a current measuring jig.
NOTES 1: Connect the green code of the current measuring jig to earth on the copier.
Connect the jig detection connector to the Dev.unit connector of the copier.
Connect to the main
charger case. (between
the case and the terminal)
Connect to the white cable of the current measuring Jig (frame grounding).
DC
1,000 V
Main Charger
(B)
e
Machine frame
(frame grounding)
e terminal
1 - 42
Transfer Charger
Connect to red cable of Current measuring jig.
2V
Transfer
Main charger case
Brown
Green
Dev. unit connector
of the copier
d terminal
White
Red
e terminal
September 1997 © TOSHIBA CORP.
Separation Charger
AC
Separation
Current
measuring
jig
Jig detection
connector