JVC AV-21MS30 Service Manual page 16

Jvc flat colour television service manual
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4.7.4 VIDEO CIRCUIT ADJUSTMENTS
• 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.
• Do not change the initial setting values of the setting (adjustment) items not listed in "ADJUSTMENT PROCEDURE".
• The initial setting values in parenthesis (
Adjustment item
1. SCREEN
BRI
2. CUTOFF
B
G
3. WDR
R
G
B
4. BRIGHT
RF
VIDEO 1(COMPOSITE/S)
VIDEO 2(COMPONENT)
VIDEO 3(COMPOSITE)
5. CONT.
RF
VIDEO
6. COLOUR
RF
VIDEO
7. TINT
RF
VIDEO
8. SHARP
RF
VIDEO
9. Y DELAY
RF
VIDEO
S-VIDEO
10. TINT DVD
RF
VIDEO
11. AMP T.SHARP RF, VIDEO
12. TWIN CONT.
TWIN (RF)
TWIN (VIDEO)
) are fixed offset values, needing no further adjustment.
Variable range
PAL
0 ~ 63
31
0 ~ 63(-32 ~ +31)
43
0 ~ 63(-32 ~ +31)
28
0 ~ 63(-32 ~ +31)
35
0 ~ 63(-32 ~ +31)
32
0 ~ 63(-32 ~ +31)
40
0 ~ 63
34
(-32 ~ +31)
(+2)
(-32 ~ +31)
(+2)
(-32 ~ +31)
(+2)
0 ~ 63
18
(-32 ~ +31)
(0)
0 ~ 63(-32 ~ +31)
42
(-32 ~ +31)
(+2)
0 ~ 63(-32 ~ +31)
---
(-32 ~ +31)
---
0 ~ 63
53
0 ~ 63
55
0 ~ 15
5
0 ~ 15
6
0 ~ 15
7
0 ~ 63(-32 ~ +31)
37
(-32 ~ +31)
(0)
0 ~ 63
0
-15
---
Initial setting value
SECAM NTSC3.58 NTSC4.43
31
31
31
43
43
43
28
28
28
35
35
35
32
32
32
40
40
40
34
34
34
(+2)
(+2)
(+2)
(+2)
(+2)
(+2)
(+2)
(+2)
(+2)
18
18
18
(0)
(0)
(0)
29
31
(-3)
(-1)
(+1)
(-3)
---
32
(+3)
---
(+0)
(+3)
53
53
53
55
55
55
7
5
4
9
7
7
9
9
9
(+1)
(0)
(0)
(+1)
(0)
(0)
0
0
0
-15
-15
-15
---
---
---
COMPONENT (V-2)
525i
625i
31
31
(+0)
(+0)
(-3)
(-3)
(0)
(0)
(0)
(0)
(0)
(0)
---
---
---
---
(+1)
(+1)
---
---
---
---
(-2)
(-2)
---
---
(0)
(0)
---
---
---
---
---
---
50
50
---
---
---
---
---
---
---
---
(+4)
(+1)
0
0
---
---
---
---
(No.YA328)1-17

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