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1550 ADJUSTMENT
Oct. 1995 © TOSHIBA CORP.
6.
Turn on the door switch forecefully.
Note: When measuring the grid bias*, route the (+) terminal of the digital tester through the charger
cleaning shaft gap on the front side of the process unit and contact the charger plate spring with
the (+) terminal.
Frame earth
For measuring the grid bias
7.
Setting of digital tester
•
In the case of grid bias:
Set at 1000 VDC range
•
In the case of transfer:
Set at 2 VDC range
•
In the case of separation: Set at 2 VAC range
8.
9.
0
5
Power
AJ
10. Check voltage value using digital tester
•
Grid bias:
–692 ±5 V (Black)
•
Transfer:
–586 ±20mV
•
Separation:
AC514 ±21mV (effective value displayed)
AC464 ±18mV (average value displayed)
Code
128
(38,39,40 or 42)
*
