Dvd - Toshiba MW20FM3 Service Manual

2-15: SUB 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 TP802.
4. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (23) on the remote control to
select "COL CENT".
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 120 ± 5% of the
white level. (Refer to Fig. 2-4)
7. Receive the color bar pattern. (Audio Video Input)
8. Press the INPUT SELECT button on the remote control
to set to the AV mode. Then perform the above
adjustments 2~6.
9. Press the DVD button on the remote control to set to the
DVD mode.
10. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (23) on the remote control to
select "COL CENT".
11. Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV mode.
White 0%
White 100%
2-16: SUB CONTRAST MAX
1. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (21) on the remote control to
select "UNI COL MAX".
2. Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "108".
3. Receive a broadcast and check if the picture is normal.
Press the INPUT SELECT button on the remote control
4.
to set to the AV mode.
5. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (21) on the remote control to
select "UNI COL MAX".
6. Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "110".
7. Receive a broadcast and check if the picture is normal.
8. Press the DVD button on the remote control to set to the
DVD mode.
9. Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV mode.
ELECTRICAL ADJUSTMENTS
0%
100%
Red Level
Fig. 2-4
2-17: Confirmation of Fixed Value (step No.)
Please check if the fixed values of the each adjustment
items are set correctly referring below.
NO. FUNCTION
05 V.POSI
06 H.SIZE
08 V CENT
10 VS CORR
17 BRI.MAX
18 BRI.MIN
19 SUB CONT
20 UNI COL CENT
22 UNI COL MIN
24 COL.MAX
25 COLMIN
27 SHARP
28 RGB CONT
29 PARABOLA
30 TRAPEZIUM
31 COR TOP
32 COR BTM
33 V EHT
34 H EHT
D3-4
AV

DVD

RF
00 00
00
31
31
31
30 30
30
10 10
10
85 85
85
20
20
20
07
07
07
50 50
50
15 15
15
85 85
85
00
00
00
30 40
40
25 25
25
31 31
31
31
31
31
15
15
15
15 15
15
02 02
02
05 05
05