ELECTRICAL ADJUSTMENTS
2-6: SUB TINT/SUB COLOR
1.
2.
3.
4.
5.
6.
7.
8.
9.
Receive the color bar pattern.
Connect the oscilloscope to TP024.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (22) on the remote control to
select "TINT".
Press the VOL. UP/DOWN button on the remote control
until the section "A" becomes as straight line.
(Refer to Fig. 2-1)
Connect the oscilloscope to TP022.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (19) on the remote control to
select "COL.CENT".
Press the VOL. UP/DOWN button on the remote control
until the red color level is adjusted to 110
±
10% of the
white level. (Refer to Fig. 2-2)
Receive the color bar pattern. (Audio Video Input)
Press the TV/AV button on the remote control to set to
the AV mode. Then perform the above adjustments 2~7.
Fig. 2-1
White 100%
Red 110%
Fig. 2-2
2-7: HORIZONTAL PHASE
1.
2.
3.
4.
Receive the monoscope pattern.
Using the adjustment control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (05) on the remote control to
select "H.PHAS".
Press the VOL. UP/DOWN button on the remote
control until the SHIFT quantity of the OVER SCAN
on right and left becomes minimum.
1.
2.
3.
4.
5.
2-8: VERTICAL SHIFT, VERTICAL LINEARITY
Receive the monoscope pattern.
Using the remote control, set the brightness and contrast
to normal position.
Check if the step No. V. SHIFT is "0"
Adjust the VR401 until the horizontal line becomes fit
to the notch of the shadow mask.
Adjust the VR402 until the SHIFT quantity of the OVER
SCAN on upside and downside becomes minimum.
D-2
2-9: VERTICAL SIZE
1.
2.
3.
4.
5.
Receive the monoscope pattern.
Using the adjustment control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (06) on the remote control to
select "V.SIZE".
Press the VOL. UP/DOWN button on the remote control
until the SHIFT quantity of the OVER SCAN on upside
and downside becomes 9
±
2%.
Receive a broadcast and check if the picture is normal.
NOTE: Adjust after performing adjustments in section 2-8.
2-10: OSD HORIZONTAL
1.
2.
Activate the adjustment mode display of Fig. 1-1.
Press the VOL. UP/DOWN button on the remote
control until the difference of A and B becomes
minimum. (Refer to Fig. 2-3)
B
A
TV
00 OSD 15
Fig. 2-3
Receive an 70dB monoscope pattern.
Using the adjustment control, set the brightness and
contrast to normal position.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (13) on the remote control to
select "BRI.CENT".
Press the VOL. UP/DOWN button on the remote control
until the screen begin to shine.
Press the TV/AV button on the remote to set to the
AV mode. Then perform the above adjustment 1~4.
1.
2.
3.
4.
5.
2-11: SUB BRIGHTNESS
2-12: PALABOLA CORR
1.
2.
Receive the chosshatch pattern.
Adjust the VR403, so that the 3rd length line becomes
straight from the outside of the right and left.
"A"
