Toshiba MD14F11 Service Manual page 31

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 TP022.
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 RIGHT/LEFT button on the remote control until
the red color level is adjusted to 110 ± 10% of the
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 RIGHT/LEFT button on the remote control until
the red color level is adjusted to 110 ± 10% of the
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 RIGHT/LEFT button on the remote control to
decrease the step numbers by 8 steps to the AV.
White 100%
ELECTRICAL ADJUSTMENTS
White 0%
100%
Red Level
Fig. 2-4
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 RIGHT/LEFT button on the remote control until
the contrast step No. becomes "54"
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".
6. Press the RIGHT/LEFT button on the remote control until
the contrast step No. becomes "53"
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.
9. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (46) on the remote control to
select "CNTXD".
10. Press the RIGHT/LEFT button on the remote control to
set the same step numbers as the AV.
11. Press the GAME button on the remote control to set to
the GAME mode.
Activate the adjustment mode display of Fig. 1-1 and
12.
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
02 OSD CONTRAST
05 H. BLK L
06 H. BLK R
10 V S CORRECTION
11 V. COMP
16 G DRIVE
19 BRIGHTNESS(MAX)
20 BRIGHTNESS(MIN)
21 CONTRAST(CENT.)
23 CONTRAST(MIN)
25 COLOR(MAX)
26 COLOR(MIN)
28 SHARPNESS
29 SUB BIAS
31 BRI. AV(MAX)
32 BRI. AV(MIN)
33 CONT. AV(CENT.)
35 CONT. AV(MIN)
37 COL. AV(MAX)
38 COL. AV(MIN)
40 SHARPNESS AV
41 SUB BIAS
43 BRI. DVD(MAX)
D-4
STEP NO NO FUNCTION
. .
03 44 BRI. DVD(MIN)
04 45 CONT. DVD(CENT.)
02 47 CONT. DVD(MIN)
0B 49 COL. DVD(MAX)
03 50 COL. DVD(MIN)
07 52 SHARPNESS DVD
50 53 SUB BIAS
10 55 BRI. GAME(MAX)
2A 56 BRI. GAME(MIN)
10 57 CONT. GAME(CENT.)
70 59 CONT. GAME(MIN)
10 60 SUB BIAS
18 61 TUNING V MUTE
00 62 POWER ON V MUTE
50 68 H. FREQ
10 69 EAST/WEST DC
2A 70 EAST/WEST AMP
10 71 EAST/WEST TILT
70 72 EAST/WEST COR. TOP
10 73 EAST/WEST COR. BOT
10 74 H. SIZE COMP
00 75 H. BLK L AV
50 76 H. BLK R AV
STEP NO
.
10
2A
10
70
10
10
00
3F
10
2A
10
00
00
40
3F
00
00
00
00
00
00
00
00