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DEFLECTION CIRCUIT ADJUSTMENT
" There are 2 modes of adjustment (setting value) ------ 50Hz mode and 60Hz mode ----- depending upon the kind of signals
(vertical frequency 50Hz / 60Hz).
" When adjusted in 50Hz mode, 60Hz mode will be automatically set.
The setting (adjustment) using the REMOTE CONTROL UNIT is made on the basis of the initial setting values.
The setting values which adjust the screen to the optimum condition can be different from the initial setting values.
Setting item
1. VER. POSITION
2. HOR. POSITION
3. VER. HEIGHT
4. VER. LINEARITY
5. VER. SCURVE
6. HOR. VCO ADJUST(Do not adjust)
Measuring
Item
instrument
Signal
Adjustment
generator
of# # # # V.HEIGHT
&V. POSITION
Remote
control unit
Screen
size
92%
Picture size 100%
Test point
Adjustment part
1. VER. POSITION
3. VER. HEIGHT
V
V"
Fig.1
Screen size
Picture
size
100%
Fig.2
Initial setting value
50Hz MODE
-2
+1
-40
+13
-32
+0
[Vertical frequency: 50Hz mode]
1. Receive a circle pattern signal
2. Select 3. DEF. from SERVICE MENU.
3. Select 1. VER. POSITION with the MENU ▼ / ▲ key.
4. Set the initial setting value with the MENU - / + key.
5. Adjust 1. VER. POSITION to make V=V" as shown in Fig.1,
with the MENU - / + key.
6. Receive a cross-hatch signal.
7. Select 3. V. HEIGHT with the MENU ▼ / ▲ key.
8. Set the initial setting value with the MENU - / + key.
9. As shown in Fig.2, adjust 3. VER. HEIGHT and make the
vertical screen size
keys of remote control unit.
No. 56091
60Hz MODE
-3
+4
+0
-3
+0
+0
Description
92%
of the picture size with the MENU - / +
AV-14AM
23
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