Toshiba 30HF66 Service Manual page 18

2-3: DOUBLE FOCUS
1. Receive the cross hatch signal from the Pattern
Generator.
2. Turn the F1 VR and F2 VR fully clockwise once.
(Refer to Fig. 2-1)
3. Adjust the F1 VR so that the screen becomes clearest.
Then adjust the F2 VR.
2-4: BRIGHT CENT
1. Receive the monoscope pattern. (RF Input)
2. Press the PIC SIZE button on the remote control to
select the FULL screen mode.
3. Using the remote control, set the brightness and contrast
to normal position.
4. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (43) on the remote control to
select "BRI CENT".
5. Press the UP/DOWN button on the remote control until
the white 5.4% is starting to be visible.
6. Press the TV/VIDEO button on the remote control to set
to the AV mode. Then perform the above adjustments
2~5.
7. Receive the monoscope pattern.
8. Press the TV/VIDEO button on the remote control to set
to the CS mode.Then perform the above adjustments
2~5.
9. Receive the monoscope pattern.
10. Press the TV/VIDEO button on the remote control to set
to the HD-MI mode.Then perform the above adjustments
2~5.
2-5: SUB CONTRAST
1. Set the screen mode to FULL.
2. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (52) on the remote control to
select "SUB CONT".
3. Check if the step No. SUB CONT is "16".
Receive a broadcast and check if the picture is normal.
4.
5. Press the TV/VIDEO button on the remote control to set to
the AV mode. Then perform the above adjustments 1~4.
6. Press the TV/VIDEO button on the remote control to set to
the CS mode. Then perform the above adjustments 1~4.
7. Press the TV/VIDEO button on the remote control to set
to the HD-MI mode. Then perform the above adjustments
1~4.
ELECTRICAL ADJUSTMENTS
Focus VR
F1 VR
F2 VR
SCREEN VR
Fig. 2-1
2-6: HORIZONTAL POSITION/ HORIZONTAL SIZE
1. Receive the monoscope pattern.
2. Press the MENU button. And, then press the LEFT/
RIGHT button on the remote control until the PICTURE
menu appears.
3. Press the VOL. UP/DOWN button on the remote
control to highlight DISPLAY FORMAT.
4. Press the LEFT/RIGHT button on the remote control to
select 1080i.
5. Press the PIC SIZE button on the remote control to
select the FULL screen mode.
6. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (02) on the remote control to
select "H.POSI".
7. Press the VOL. UP/DOWN button on the remote
control until the SHIFT quantity of the OVER SCAN on
right and left becomes becomes minimum.
8. Receive the monoscope pattern.
9. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (04) on the remote control to
select "H. SIZE".
10. Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on right and
left becomes 8 3%.
2-7: VERTICAL CENT/ VERTICAL SIZE
1. Receive the monoscope pattern.
2. Press the MENU button. And, then press the LEFT/
RIGHT button on the remote control until the PICTURE
menu appears.
3. Press the VOL. UP/DOWN button on the remote control
to highlight DISPLAY FORMAT.
4. Press the LEFT/RIGHT button on the remote control to
select 1080i.
5. Press the PIC SIZE button on the remote control to
select the FULL screen mode.
6. Using the remote control, set the brightness and contrast
to normal position.
7. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (11) on the remote control to
select "V. CENT".
8. Press the VOL. UP/DOWN button on the remote control
until the horizontal line becomes fit to the notch of the
shadow mask. (Refer to Fig. 2-2)
9. Receive the monoscope pattern.
10. Activate the adjustment mode display of Fig. 1-1 and
press the channel button (05) on the remote control to
select "V. SIZE".
11. Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on upside and
downside becomes 8 3%.
D-2
horizontal line
Notch
Shadow mask
Fig. 2-2