— 27 —
KV-[13M40/50/51], KV-[14MB40/40C/40A], KV-[20M40/S40/S41/V80], KV-[21SE40/40A/40C/80/80A/80C],
KV-[21MB40C/40M/40P], KV-[21ME40/40P], KV-[21SB40/40M/40P], KV-21XT4A
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 (NTSC)
5. Check V. Frequency for the 50
±
2 Hz (Trinorma).
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 . . . . . . . . . . .
MAX
COLOR . . . . . . . . . . .
MIN
BRIGHT . . . . . . . . . . .
CENTER
R ON
. . . . . . . . . . .
ON (1)
G ON . . . . . . . . . . .
OFF (0)
B ON . . . . . . . . . . .
OFF (0)
6. Connect an oscilloscope to CN752 Pin
3
(for 13"/14") or
CN702 Pin
3
(for 20"/21") (R OUT) of C Board and ground.
7. Select RDRV with
and
.
8. Adjust with
and for: 1.70
±
0.05 Vp-p.
9. Adjust with
and
for: 1.50
±
0.05 Vp-p.
9. Reset the item DCOL to "1" level.
10. Write the memory by pressing
then
.
11. Return the following back to normal after adjustment.
PICTURE . . . . . . . . . . .
MAX
COLOR . . . . . . . . . . .
CENTER
BRIGHT . . . . . . . . . . . CENTER
R ON
. . . . . . . . . . . ON (1)
G ON . . . . . . . . . . . ON (1)
B ON . . . . . . . . . . .
ON (1)
KV-
DESTINATION
ID-0
ID-1
ID-2
ID-3
ID-4
ID-5
1
1 3 M 4 0
(U)
25
1
0
3
19
0
2
1 3 M 4 0
(CND)
9
1
0
3
19
0
3
1 4 M B 4 0
(E)
25
1
0
3
51
1
4
1 4 M B 4 0 C
(E)
25
1
0
3
51
1
5
1 4 M B 4 0 A
(E)
31
3
0
3
51
1
6
2 0 M 4 0
(CND)
9
3
0
131
23
1
7
2 0 M 4 0
(U)
25
3
0
131
23
1
8
2 1 M B 4 0 P
(E)
25
3
0
195
55
1
9
2 1 M B 4 0 M
(MX)
25
3
0
195
55
1
10 2 1 M B 4 0 C
(E)
25
3
0
195
55
1
11
2 1 S E 4 0
(E)
25
3
1
195
55
1
12
2 0 S 4 0
(CND)
9
3
1
131
23
1
13
2 0 S 4 1
(U)
25
3
1
131
23
1
14
2 0 S 4 1
(CND)
9
3
1
131
23
1
15
2 0 S 4 0
(U)
25
3
1
131
23
1
16
2 1 S E 4 0 C
(E)
25
3
1
195
55
1
17
2 0 V 8 0
(U)
25
19
13
131
31
1
18
2 0 V 8 0
(CND)
9
19
13
131
31
1
19
2 1 S E 8 0
(E)
25
3
29
195
63
1
20
2 1 S E 8 0 A
(E)
31
3
29
195
55
1
21
2 1 S E 8 0 C
(E)
25
3
29
195
63
1
22
2 1 M E 4 0
(E)
25
3
0
195
55
1
23
1 3 M 5 1
(U)
25
3
0
3
19
1
24
1 3 M 5 0
(U)
25
3
0
3
19
1
25
2 1 X T 4 A
(E)
31
3
1
195
55
1
26 2 1 M E 4 0 C
(E)
25
3
0
195
55
1
27
2 1 S B 4 0 P
(E)
25
3
1
195
55
1
28
2 1 S B 4 0 M
(MX)
25
3
1
195
55
1
29
2 1 S B 4 0 C
(E)
25
3
1
195
55
1
30
2 1 S E 4 0 A
(E)
31
3
1
195
55
1
(5)
Feature ID Map
1: ON
0: OFF
SERVICE RON 1
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. (NTSC) or
check H. Frequency for the 15650
±
200 Hz. (Trinorma)
6. Select the item of AFC again, adjust the level "0".
7. Write into the memory by pressing
then
.
White
n
n
Black
1.8
±
0.05 Vp-p
1.70
±
0.05 Vp-p (for 20"/21")
1.50
±
0.05 Vp-p (for 13"/14")
