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(5) Feature ID Map
1
2 9 S L 4 0 T
Taiwan
2
29XL40T
Taiwan
3
29VL40T
Taiwan
5-2.
A BOARD ADJUSTMENTS
H. FREQUENCY ADJUSTMENT
1. Input a monoscope signal.
2. Set to Service adjustment Mode.
3. Connect a frequency counter to base of Q501
(TP-500 H. DRIVE).
4. Select the item of AFC, set to 3 level (free run).
5. Check H. Frequency for the 15735 ± 200 Hz.
6. Select the item of AFC again, adjust the level "0".
7. Write into the memory by pressing
then
V. FREQUENCY ADJUSTMENT
1. Select video 1 with no signal input.
2. Set the conditions with standard setting.
3. Connect the frequency counter across TP-508 or CN501
VDY (+) pin 6 connector and ground.
4. Check V. Frequency for the 60 ± 2 Hz
SUB CONTRACT ADJUSTMENT (SCON)
1. Input a color-bar signal.
2. Select the red color.
3. Set to Service adjustment Mode.
4. Select the item DCOL to "0" level.
5. Set the conditions as follows.
PICTURE . . . . . . . . . . .
COLOR
. . . . . . . . . . .
BRIGHT
. . . . . . . . . . .
R ON
. . . . . . . . . . .
G ON
. . . . . . . . . . .
B ON
. . . . . . . . . . .
SERVICE
RON
129
1
141
129
1
141
129
19
173
.
MAX
MIN
CENTER
ON (1)
OFF (0)
OFF (0)
1: ON
0: OFF
1
— 33 —
195
63
1
0
64
195
63
1
0
64
194
63
1
0
64
6. Connect an oscilloscope probe to CV Board, CN1702 Pin 5
(R OUT) for KV-29VL40T or C Board CN1752 Pin3
(R OUT) for KV-29SL40T/29XL40T.
7. Select RDRV with
8. Adjust with
and
9. Reset the item DCOL to "1" level.
10. Write the memory by pressing
11. Return the following back to normal after adjustment.
PICTURE . . . . . . . . . . . MAX
COLOR
BRIGHT
R ON
G ON
B ON
DISPLAY POSITION ADJUSTMENT (DISP)
1. Input a color-bar signal.
2. Set to Service adjustment Mode.
3. Select DISP with
4. Adjust with
and
5. Write the memory by pressing
6. Check if the text is displayed on the screen.
SERVICE
KV-29SL40T / 29VL40T / 29XL40T
and
.
for: 1.90 ± 0.05 Vp-p.
White
1.8 ± 0.05 Vp-p
1.90 ± 0.05 Vp-p
Black
then
. . . . . . . . . . . CENTER
. . . . . . . . . . . CENTER
. . . . . . . . . . . ON (1)
. . . . . . . . . . . ON (1)
. . . . . . . . . . .
ON (1)
and
.
for adjustment of characters to center .
then
DISP
15
.
.
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