(No.YA284)1-17
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 ( ) are fixed offset values, needing no further adjustment.
Adjustment item
Variable range
Initial setting value
PAL
SECAM NTSC3.58 NTSC4.43
COMPONENT (V-2)
525i
625i
1. SCREEN
BRI
0 ~ 63
31
31
31
31
31
31
2. CUTOFF
B
0 ~ 63(-32 ~ +31)
43
43
43
43
(+0)
(+0)
G
0 ~ 63(-32 ~ +31)
28
28
28
28
(-3)
(-3)
3. WDR
R
0 ~ 63(-32 ~ +31)
35
35
35
35
(0)
(0)
G
0 ~ 63(-32 ~ +31)
32
32
32
32
(0)
(0)
B
0 ~ 63(-32 ~ +31)
40
40
40
40
(0)
(0)
4. BRIGHT
RF
0 ~ 63
34
34
34
34
---
---
VIDEO 1(COMPOSITE/S)
(-32 ~ +31)
(+2)
(+2)
(+2)
(+2)
---
---
VIDEO 2(COMPONENT)
(-32 ~ +31)
(+2)
(+2)
(+2)
(+2)
(+1)
(+1)
VIDEO 3(COMPOSITE)
(-32 ~ +31)
(+2)
(+2)
(+2)
(+2)
---
---
5. CONT.
RF
0 ~ 63
18
18
18
18
---
---
VIDEO
(-32 ~ +31)
(-1)
(-1)
(-1)
(-1)
(-2)
(-2)
6. COLOUR
RF
0 ~ 63(-32 ~ +31)
42
29
31
(-2)
---
---
VIDEO
(-32 ~ +31)
(+2)
(-1)
(+1)
(+0)
(-1)
(-2)
7. TINT
RF
0 ~ 63(-32 ~ +31)
---
---
32
(+2)
---
---
VIDEO
(-32 ~ +31)
---
---
(0)
(+2)
---
---
8. SHARP
RF
0 ~ 63
48
48
48
48
---
---
VIDEO
0 ~ 63
48
48
48
48
40
40
9. Y DELAY
RF
0 ~ 15
5
7
5
4
---
---
VIDEO
0 ~ 15
6
9
7
7
---
---
S-VIDEO
0 ~ 15
7
9
9
9
---
---
10. TINT DVD
RF
0 ~ 63(-32 ~ +31)
37
(-8)
(+0)
(+0)
---
---
VIDEO
(-32 ~ +31)
(+1)
(-8)
(+0)
(+0)
(+3)
(+1)
11. AMP T.SHARP RF, VIDEO
0 ~ 63
0
0
0
0
0
0
12. TWIN CONT.
TWIN (RF)
-15
-15
-15
-15
---
---
TWIN (VIDEO)
---
---
---
---
---
---
Item
Measuring
instrument
Test point
Adjustment part
Description
WHITE
BALANCE
(Low light)
adjustment
Signal
generator
Remote
control unit
[2. V/C]
2. CUTOFF (B)
2. CUTOFF (G)
SCREEN VR
[In HVT]
Note:
• Set PICTURE MODE (VSM) to "BRIGHT".
- COMPOSITE WHITE BALANCE -
(1) Receive a PAL black and white signal (colour off).
(2) Select
2. V/C
from the SERVICE MENU.
(3) Select
2. CUTOFF (B)
and
(G)
.
(4) Set each value to initial setting value with the
[4]
/
[7]
keys and
[5]
/
[8]
keys.
(5) Turn the
SCREEN VR
fully counterclockwise, then
slowly turn it clockwise to where a red, blue or green
colour is faintly visible.
(6) Use the
[4]
/
[7]
and
[5]
/
[8
] keys to adjust so that
the other 2 colours appear white.
(7) Turn the
SCREEN VR
to where the single horizontal
line glows faintly.
(8) Press the [DISPLAY] key twice to return to the normal
screen.
- COMPONENT WHITE BALANCE -
(1) Receive a PAL component black and white signal
(colour off).
(2) Select VIDEO-2 SET from the MENU and set
VIDEO-2 SET to COMPONENT.
(3) Adjust COMPONENT WHITE BALANCE in the
same way as "COMPOSITE WHITE BALANCE".
Adjustment
Item
Initial setting value
Variable
range
COMPOSITE COMPONENT
2. CUT OFF
B 0 ~ 63 (-32~+31)
0 ~ 63 (-32~+31)
43
G
28
(+0)
(-3)
PAL
2. CUTOFF
(B)
(G)
**
**
(
**
)
(
**
)
V/C
G CUTOFF (
)
1
2
3
4
7
8
9
5
6
B CUTOFF (
)
B CUTOFF (
)
G CUTOFF (
)
REMOTE CONTROL UNIT
