Toshiba 14AF45 Service Manual page 21

2-12: BRIGHT CENT
1. Receive the monoscope pattern. (RF Input)
2. Using the remote control, set the brightness and contrast
to normal position.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (16) on the remote control to
select "BRI CENT".
4. Press the VOL. UP/DOWN button on the remote control
until the white 0% is starting to be visible.
5. Receive the monoscope pattern. (Audio Video Input)
6. Press the TV/VIDEO button on the remote control to set
to the AV mode. Then perform the above
adjustments 2~4.
7. Press the TV/VIDEO button on the remote control to set
to the CS mode.
8. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (16) on the remote control to
select "BRI CENT".
9. Press the VOL. UP/DOWN button on the remote control
until the costrast step No. becomes "77".
2-13: TINT/COLOR CENT
1. Receive the color bar pattern.
2. Connect the oscilloscope to TP024.
3. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (24) on the remote control to
select "TINT".
4. Press the VOL. UP/DOWN button on the remote control
until the section "A" becomes as straight line
(Refer to Fig. 2-3)
5. Connect the oscilloscope to TP023.
6. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (22) on the remote control to
select "COL.CENT".
7. Press the VOL. UP/DOWN button on the remote control
until the red color level is adjusted to 115 ± 10% of the white
level. (Refer to Fig. 2-4)
8. Receive the color bar pattern. (Audio Video Input)
9. Press the TV/VIDEO button on the remote control to set to
the AV mode. Then perform the above adjustments 2~7.
10. Press the TV/VIDEO button on the remote control to set to
the CS mode.
11. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (24) on the remote control to
select "TINT".
12. Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "55".
13. Press the CH DOWN button 2times to set to "COL.CENT"
mode.
14. Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "62".
15. Receive a broadcast and check if the picture is normal.
ELECTRICAL ADJUSTMENTS
D-3
white 100% red 115%
2-14: CONTRAST MAX
1. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (18) on the remote control to
select "CONT. MAX".
2. Press the VOL. UP/DOWN button on the remote
control until the contrast step No. becomes "64".
3. Receive a broadcast and check if the picture is normal.
4. Press the TV/VIDEO button on the remote control to set
to the AV mode. Then perform the above adjustments.
5. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (18) on the remote control to
select "CONT. MAX".
6. Press the VOL. UP/DOWN button on the remote
control until the contrast step No. becomes "86".
7. Press the TV/VIDEO button on the remote control to set
to the CS mode.
8. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (18) on the remote control to
select "CONT. MAX".
9. Press the VOL. UP/DOWN button on the remote
control until the contrast step No. becomes "90".
"A"
Fig. 2-3
Fig. 2-4
14AF45/14AF45C