Sony DXF-701, Service Manual

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3-5 (E)
DXF-701 (UC)
DXF-701CE (CE)
3-2-8. Bright Calibration Adjustment
Preparation:
1. OUTPUT/DL/DCC
+
switch/camera side
→
BARS
2. BRIGHT control (Viewfinder)
→
Fully counterclockwise 3
3. CONTRAST control (Viewfinder)
→
Fully counterclockwise
3
Adjustment:
Adjust the picture by turning
1 RV12 (SUB-BRIGHT)/
SUB board clockwise
2
from fully counterclockwise
3
position so that the picture of the white part just appears on
the monitor screen.
3-2-7. Operational Amplifier Output Adjustment
Note: When this adjustment is carried out, “3-2-5.
Focus Adjustment” and “3-2-2.Heater Voltage
Pre-Adjustment” must be confirmed.
Equipment: Digital voltmeter
1. Lens iris of Video camera
→
Close “C”
2. BRIGHT control (Viewfinder)
→
Fully counterclockwise
3
3. CONTRAST control (Viewfinder)
→
Fully counterclockwise
3
4. PEAKING control (Viewfinder)
→
Fully counterclockwise
3
Test point: TP12/MAIN board
Adjusting point:
1
RV14 (OP-ADJ)/MAIN board
Specification: 6.0
±
0.5 V
RV11
(PEAKING)
RV9
(CONTRAST)
RV13
(BRIGHT)
RV12
(SUB-BRIGHT)
RV10
(PEAK-OFFSET)
CN9
SUB BOARD -COMPOMENT SIDE-
RV1
(VO-ADJ)
CN7
CN1
CN8
CN6
CN3
CN5 CN4
CN2
RV4
(VH-ADJ)
RV7
(V-SIZE)
RV8
(V-LINE)
RV6
(V-HOLD)
RV5
(H-HOLD)
MAIN BOARD -COMPOMENT SIDE-
RV3
(FOCUS)
RV14
(OPAMP-ADJ)
RV15
(V-SIZE : WIDE)
(DXF-701WS/701WSCE only)
RV2
(H-SIZE)
TP1 TP3
TP4
TP5
TP6
TP7
TP2
TP12
R76
TP10
MAIN BOARD -SOLDERING SIDE-
TP11 TP9 TP8