ELECTRICAL ADJUSTMENTS
2-4: COLOR CENT
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 (22) on the remote control to
select "COLOR CENT".
5.Adjust the VOLTS RANGE VARIABLE knob of theOA�
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 controlFig. 2-2
until the red color level is adjusted to 110 ? 10% of the
white level.(Refer to Fig. 2-1)
7.Receive the video color bar pattern. (Audio Video Input)2-6: FOCUS
8.Set to the AV mode. Then perform the above1.Receive the monoscope pattern.
adjustments 2~6.2.Turn the Focus Volume fully counterclockwise once.
9.Press the TV/VIDEO button on the remote control to set3.Adjust the Focus Volume until picture is distinct.
to the CS mode. Then perform the above adjustments
2~4.2-7: VERTICAL POSITION
10.Press the VOL. UP/DOWN button on the remote control1.Receive the monoscope pattern.
until the color step No. becomes "67".
2.Using the remote control, set the brightness and contrast
to normal position.
3.Adjust the VR401 until the horizontal line becomes fit to
the notch of the shadow mask. (Refer to Fig. 2-3)
110%horizontal line
Notch
white 100%
Fig. 2-1Shadow mask
2-5: TINTFig. 2-3
1.Receive the color bar pattern. (RF Input)
2-8: VERTICAL SIZE2.Using the remote control, set the brightness, contrast,
color and tint to normal position.
3. Connect the oscilloscope to TP024.1.Receive the monoscope pattern.
4. Activate the adjustment mode display of Fig. 1-1 and2.Using the remote control, set the brightness and contrast
press the channel button (24) on the remote control toto normal position.
select "TINT".3.Activate the adjustment mode display of Fig. 1-1 and
5. Press the VOL. UP/DOWN button on the remote controlpress the channel button (07) on the remote control to
until the section "A" becomes as straight line. select OV. SIZE�.
(Refer to Fig. 2-2)4.Press the VOL. UP/DOWN button on the remote control
6. Receive the video color bar pattern. (Audio Video Input)until the SHIFT quantity of the OVER SCAN on upside
7. Set to the AV mode. Then perform the above adjustmentsand downside becomes 9 ? 3%.
2~5.
8.Press the TV/VIDEO button on the remote control to set to
the CS mode. Then perform the above adjustments 2~4.
9.Press the VOL. UP/DOWN button on the remote control
until the tint step No. becomes "55".
D-2 |
ACEC
