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2-14: COLOR CENTER
1.
Receive the color bar pattern. (RF Input)
2.
Using the remote control, set the brightness, contrast,
color and tint to normal position.
3.
Connect the oscilloscope to TP024.
4.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (24) on the remote control to
select "COLC".
5.
Adjust the VOLTS RANGE VARIABLE knob of the
oscilloscope until the range between white 100% and 0%
is set to 4 scales on the screen of the oscilloscope.
6.
Press the VOL. UP/DOWN button on the remote control
until the red color level is adjusted to 110
white level. (Refer to Fig. 2-4)
7.
Receive the color bar pattern. (Audio Video Input)
8.
Press the INPUT button on the remote control to set to
the AV mode.
9.
Using the remote control, set the brightness, contrast,
color and tint to normal position.
10.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (36) on the remote control to
select "COLCA".
11.
Adjust the VOLTS RANGE VARIABLE knob of the
oscilloscope until the range between white 100% and 0%
is set to 4 scales on the screen of the oscilloscope.
12.
Press the VOL. UP/DOWN button on the remote control
until the red color level is adjusted to 110
white level. (Refer to Fig. 2-4)
13.
Press the TV/DVD button on the remote control to set to
the DVD mode.
14.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (48) on the remote control to
select "COLCD".
15.
Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV.
White 100%
ELECTRICAL ADJUSTMENTS
5% of the
5% of the
110%
Fig. 2-4
D-4
2-15: CONTRAST MAX
1.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (22) on the remote control to
select "CNTX".
2.
Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "50"
3.
Receive a broadcast and check if the picture is normal.
4.
Press the INPUT button on the remote control to set to
the AV mode.
5.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (34) on the remote control to
select "CNTXA".
Press the RIGHT/LEFT button on the remote control until
6.
the contrast step No. becomes "50"
7.
Receive a broadcast and check if the picture is normal.
8.
Press the TV/DVD button on the remote control to set to
the DVD mode.
Activate the adjustment mode display of Fig. 1-1 and
9.
press the channel button (46) on the remote control to
select "CNTXD".
10.
Press the RIGHT/LEFT button on the remote control to
increase the step numbers by 5 steps to the AV.
11.
Press the GAME button on the remote control to set to
the GAME mode.
12.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (58) on the remote control to
select "CNTXG".
13.
Press the RIGHT/LEFT button on the remote control to
set the same step numbers as the AV.
2-16: Confirmation of Fixed Value (Step No.)
Please check if the fixed values of the each adjustment
items are set correctly referring below.
NO.
FUNCTION
STEP NO
02
OSD CONTRAST
03
05
H. BLK L
00
06
H. BLK R
02
10
V S CORRECTION
0A
11
V. COMP
03
16
G DRIVE
07
19
BRIGHTNESS(MAX)
4A
20
BRIGHTNESS(MIN)
10
21
CONTRAST(CENT.)
2A
23
CONTRAST(MIN)
05
25
COLOR(MAX)
7F
26
COLOR(MIN)
07
28
SHARPNESS
18
29
SUB BIAS
50
31
BRI. AV(MAX)
4A
32
BRI. AV(MIN)
10
33
CONT. AV(CENT.)
2A
35
CONT. AV(MIN)
05
37
COL. AV(MAX)
7F
38
COL. AV(MIN)
07
40
SHARPNESS AV
18
41
SUB BIAS
50
43
BRI. DVD(MAX)
4A
NO
FUNCTION
STEP NO
.
.
44
BRI. DVD(MIN)
10
45
CONT. DVD(CENT.)
2A
47
CONT. DVD(MIN)
05
49
COL. DVD(MAX)
7F
50
COL. DVD(MIN)
07
52
SHARPNESS DVD
18
53
SUB BIAS
50
55
BRI. GAME(MAX)
4A
56
BRI. GAME(MIN)
10
57
CONT. GAME(CENT.)
2A
59
CONT. GAME(MIN)
05
60
SUB BIAS
50
61
TUNING V MUTE
00
62
POWER ON V MUTE
40
68
H. FREQ
3F
MD20F51/MD20F51C
.
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