3.1.1 Preparation for Adjustment
original table
rover.
1. Remove
2. Connect
the
the terminals of the
PCB.
oscilloscope to the following test pins on the
A/D Conversion
VT2100/VT21 30/VT2150
VT2300/VT2500
—
Terminal
Test Pin
Terminal
Test Pin
Channel 1
TP 600
Channel 1
TP 601
Channel 2
Channel 2
TP 603
(Black Level
TP 600
Standard Voltage)
GND
TP 602
GND
TP 604
VT2100/VT21 30/VT2150
I
* The trigger terminal is TP 603.
/'
3, Turn on the power switch while holding down the Print Start key, Stop key
and Clear key on the operation panel, --- LT version only
Turn on the power switch while holding down the Print Start key, Stop key,
Clear key and the Full Master Detecting switch. --- A4 version only
4. Set"15" in the copy counter and set "O"in the memory/class display to turn
on only the fluorescent lamp.
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