6-20
FVS-1000 MMP1
Gain Adjustment
1.
Connect the oscilloscope to the following TPs, and
adjust so that the waveform satisfies the specification.
LC-35 board No. suffix -13 and higher
Measuring point
Adjustment RV
Name
TP704/LC-35(A-2)
RV702/LC-35(A-2)
GAIN
Connect GND to E2/LC-35(A-1)
LC-35 board No. suffix -12
Measuring point
Adjustment RV
Name
TP400/LC-35(A-2)
RV401/LC-35(B-3)
GAIN
Connect GND to E101/LC-35(A-3)
Specification:
A = Minimum
2.
Check the light amount satisfies the specification in
the procedure of light amount adjustment steps 4 and
5.
When the above is not satisfied, perform the adjusting
procedure of the light amount and gain again.
3.
Set a unit to the initial state in the reverse procedure of
preparations steps 1 to 6.
A
5
4
3
2
1
B
A
C
D
E
F
RV401
CN15
RV431
RV461
E2
RV701
RV702
TP305
TP704
TP303 TP301
RV401
RV400
E101
TP400
1
2
3
4
5
6
7
A
B
C
D
E
F
G
H
J
K
CN101
LC-35 board (Suffix -13 and higher, Side A)
LC-35 board (Suffix -12, Side A)
6-6. Lamp House Adjustment