ELECTRICAL ADJUSTMENTS
D3-4
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
2-19: COLOR CENTER
Receive the color bar pattern. (RF Input)
Using the remote control, set the brightness, contrast,
color and tint to normal position.
Connect the oscilloscope to TP802.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (23) on the remote control to
select "COL CENT".
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.
Press the VOL. UP/DOWN button on the remote control
until the red color level is adjusted to 120
±
10% of the
white level. (Refer to Fig. 2-5)
Receive the color bar pattern. (Audio Video Input)
Press the INPUT SELECT button on the remote control
to set to the AV mode. Then perform the above
adjustments 2~6.
Press the DVD button on the remote control to set to the
DVD mode.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (23) on the remote control to
select "COL CENT".
Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV mode.
Fig. 2-5
2-20: SHARPNESS
1.
2.
3.
4.
5.
6.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (27) on the remote control to
select "SHARP".
Check if the step No. SHARP is "30".
Press the INPUT SELECT button on the remoted control
to set to the AV mode. Then perform the above
adjustments 1, 2.
Press the DVD button on the remote control to set to the
DVD mode.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (27) on the remote control to
select "SHARP".
Check if the step No. SHARP is "15".
Please check if the fixed values of the each adjustment
items are set correctly referring below.
2-22: Confirmation of Fixed Value (step No.)
NO.
04
05
09
10
15
18
19
20
22
24
25
28
34
35
FUNCTION
H.BLK L
H.BLK R
VS.CORR
V.COMP
G DRIVE
BRI MAX
BRI MIN
CONT CENT
CONT MIN
COL MAX
COL MIN
SUB BIAS
H.COMP
T.STE
RF
04
02
05
03
07
75
10
80
30
127
00
24
00
00
AV
04
02
05
03
07
75
10
80
30
127
00
24
00
00
DVD
04
02
05
03
07
75
10
80
30
127
00
24
00
00
2-21: SUB CONTRAST MAX
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (21) on the remote control to
select "CONT MAX".
Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "110".
Receive a broadcast and check if the picture is normal.
Press the INPUT SELECT button on the remote control
to set to the AV mode.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (21) on the remote control to
select "CONT MAX".
Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "110".
Receive a broadcast and check if the picture is normal.
Press the DVD button on the remote control to set to the
DVD mode.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (21) on the remote control to
select "CONT MAX".
Press the VOL. UP/DOWN button on the remote control
to set the same step numbers as the AV mode.
White 0%
White 100%
100%
Red Level
