Feature Id Map; A Board Adjustments - Sony KV-24FV10 Service Manual
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Also See for KV-24FV10:
- Operating instructions manual (41 pages) ,
- Operating instructions manual (38 pages) ,
- Operating instructions manual (41 pages)
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Feature ID Map
MODEL
DEST. ID-0
ID-1
KV-24FV10
US
217
19
KV-24FV10
CND
217
19
KV-25FV10
E
145
19
KV-25FV10C
E
145
19
5-4. A BOARD ADJUSTMENTS
H. Frequency (Free Run) Check
1. Input a TV mode (RF) with no signal.
2. Connect a frequency counter to base of Q501
(TP-500 H. DRIVE).
3. Check H. Frequency for 15735 ± 200 Hz.
V. Frequency (Free Run) Check
1. Select video 1 with no signal input.
2. Set the conditions for a standard setting.
3. Connect the frequency counter on the A board to TP-508
(V OUT) or CN 501 pin
4. Check that V. Frequency shows 60 ± 4 Hz.
Sub Contrast Adjustment (RDRV)
1. Input a color-bar signal and set the level to 75%.
2. In Standard mode, set PICTURE to maximum, COLOR to
minimum, and BRIGHTNESS to center.
3. Activate the Service Adjustment Mode.
4. Set both GON and BON items. Using
set each to the following values. Leave RON set to 1.
SERVICE
RON
R ON:
ON (1)
G ON:
OFF (0)
B ON:
OFF (0)
5. Select the item DCOL item and set it to 0.
6. Connect an oscilloscope probe to C board, CN1752 pin
TP47R (RED OUT).
7. Select RDRV with
and
ID-2
ID-3
ID-4
ID-5
ID-6
173
11
219
0
64
173
43
219
0
64
173
83
251
0
64
173
83
251
0
64
(V DY+) and ground.
and
;
1
1: ON
0: OFF
.
— 25 —
8. Adjust the value of RDRV with
1.85 ± 0.05 Vp-p.
9. Reset the item DCOL to 1.
10. Reset GON and BON values to 1.
R ON:
ON (1)
G ON:
ON (1)
B ON:
ON (1)
11. Reset Picture, Color, and Bright to normal values:
PICTURE: MAX
COLOR:
CENTER
BRIGHT:
CENTER
12. Press
then
Display Position Adjustment (DISP)
1. Input a color-bar signal.
2. Set to Service Adjustment Mode.
3. Select DISP with
and
4. Adjust values of DISP with
to the center.
5. Write to memory by pressing
6. Check to see if the text is displayed on the screen.
SERVICE
Sub Bright Adjustment (SBRT)
1. Input a monoscope signal.
2. Activate the Service Adjustment Mode.
3. Set the PICTURE and BRIGHTNESS to minimum.
4. Select the SBRT item with
5. Adjust the values of SBRT with
faintly visible crosshatch.
6. Press
then
KV-24FV10/25FV10/25FV10C
and
for
White
1.85 ± 0.05 Vp-p
Black
to save into the memory.
.
and
to adjust characters
then
.
DISP
15
and
.
and
to obtain a
to save into the memory.
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