Sony DXF-801 - Picture Frame Adjustment; Adjustment Procedure

2-2-6. Picture Frame Adjustment
Note
+ “2-2-5. Focus Adjustment”, “2-2-7. Operational Amplifi-
er Output Adjustment” and this adjustment affect each
other. Repeat these adjustments until both specifications
are met.
When these adjustments are carried out, “2-2-2. Heater
Voltage Pre-Adjustment” must be confirmed again.
Perform steps 7 to 10 of the adjustment procedure only
for the camera or camcorder that can select the aspect
ratio 16:9 or 4:3.
Object : Resolution chart
Equipment : Waveform monitor
Preparation
Remove the eye cap from the viewfinder.
[Viewfinder]
BRIGHT control > Mechanical center
CONTRAST control — Mechanical center
PEAKING control > Fully counterclockwise O
Adjustment Procedure
1.
Adjust the lens zoom so that the resolution chart
frame touches the underscanned picture frame on the
monitor screen.
Set the resolution on the monitor screen to the best
state with the lens focus.
Adjust the iris control for the white level at VIDEO
OUT connector on the camera is 100 +2 IRE (PAL:
700 + 14 mV).
Monitor Screen
DXF-801/801C E
2-2. Viewfinder System Adjustment
Adjust @RV2 (H-SIZE)/MAIN board so that the H
size of resolution chart is underscanned by approxi-
mately
2 mm from the CRT picture frame.
Adjust @RV7 (V-SIZE)/MAIN board so that the V
size of resolution chart is underscanned by approxi-
mately 2 mm from the CRT picture frame.
Viewfinder Screen
~=— 2mm
Chart Frame
CRT Picture Frame
Adjust @RV8 (V-LIN)/MAIN board so that the
distortion of each circle at the four corners of resolu-
tion chart is minimized.
Repeat procedure 4 to 6 until the specification are met.
Select 16:9 mode from 16:9/4:3 on the ADVANCE
menu.
Adjust @RV15 (V-SIZE : WIDE)/MAIN board so that
the circle in the center of resolution chart becomes a
circle.
. Select 4:3. mode from 16:9/4:3 on the ADVANCE
menu, Page 9.
. Confirm that the procedure 5 and procedure 6.
If not met, readjust the procedure 4 through prec edure
10.
MAIN BOARD
CN6| | CNS
| ES]
CN2 | [CN3|
RV1
RV14
@
— COMPONENT SIDE.
2 -5 (E)