Toshiba MD20FP1C, Руководство по обслуживанию

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ELECTRICAL ADJUSTMENTS
D-4
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
2-14: COLOR CENTER
Receive the color bar pattern. (RF Input)
Using the remote control, set the brightness, contrast,
color and tint to normal position.
Connect the oscilloscope to TP024.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (24) on the remote control to
select "COLC".
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.
Press the VOL. UP/DOWN button on the remote control
until the red color level is adjusted to 100
±
5% of the
white level. (Refer to Fig. 2-3)
Receive the color bar pattern. (Audio Video Input)
Press the INPUT SELECT button on the remote control
to set to the AV mode.
Using the remote control, set the brightness, contrast,
color and tint to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (36) on the remote control to
select "COLCA".
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.
Press the VOL. UP/DOWN button on the remote control
until the red color level is adjusted to 100
±
5% of the
white level. (Refer to Fig. 2-3)
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
press the channel button (48) on the remote control to
select "COLCD".
Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV.
Fig. 2-3
2-16: Confirmation of Fixed Value (Step No.)
Please check if the fixed values of the each adjustment
items are set correctly referring below.
STEP NO
.
03
00
02
01
07
03
07
4A
10
3A
05
7F
07
18
50
4A
10
3A
05
7F
STEP NO
.
07
18
50
4A
10
3A
05
7F
07
10
50
4A
10
3A
05
50
00
40
3F
2-15: CONTRAST MAX
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (22) on the remote control to
select "CNTX".
Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "51"
Receive a broadcast and check if the picture is normal.
Press the INPUT SELECT button on the remote control
to set to the AV mode.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (34) on the remote control to
select "CNTXA".
Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "58"
Receive a broadcast and check if the picture is normal.
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
press the channel button (46) on the remote control to
select "CNTXD".
Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV.
Press the GAME button on the remote control to set to
the GAME mode.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (58) on the remote control to
select "CNTXG".
Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV.
NO.
02
05
06
08
10
11
16
19
20
21
23
25
26
28
29
31
32
33
35
37
FUNCTION
COL. AV(MIN)
SHARPNESS AV
SUB BIAS
BRI. DVD(MAX)
BRI. DVD(MIN)
CONT. DVD(CENT.)
CONT. DVD(MIN)
COL. DVD(MAX)
COL. DVD(MIN)
SHARPNESS DVD
SUB BIAS
BRI. GAME(MAX)
BRI. GAME(MIN)
CONT. GAME(CENT.)
CONT. GAME(MIN)
SUB BIAS
TUNING V MUTE
POWER ON V MUTE
H FREQ
NO
.
38
40
41
43
44
45
47
49
50
52
53
55
56
57
59
60
61
62
68
FUNCTION
OSD CONTRAST
H BLK L
H BLK R
V POSITION
V S CORRECTION
V COMP
G DRIVE
BRIGHTNESS(MAX)
BRIGHTNESS(MIN)
CONTRAST(CENT.)
CONTRAST(MIN)
COLOR(MAX)
COLOR(MIN)
SHARPNESS
SUB BIAS
BRI. AV(MAX)
BRI. AV(MIN)
CONT. AV(CENT.)
CONT. AV(MIN)
COL. AV(MAX)
100%
White 0%
Red Level White 100%