Toshiba MW27FPX - Page 49

ELECTRICAL ADJUSTMENTS
D3-4
Please check if the fixed values of the each adjustment
items are set correctly referring below.
2-23: Confirmation of Fixed Value (step No.)
NO.
03
07
08
09
10
12
13
14
19
20
21
22
23
29
30
31
32
FUNCTION
V SHIFT
V-EHT COMP.
H-EHT COMP.
A V-BLK STOP
A V-BLK START
V-RAMP LIMIT
V CORRECTION
V S CORRECTION
EW S CORRECTION
EW CORNER
CENT. PARABORA
CENTER SAW
V SYMMETRY
R-Y/B-Y GAIN
R-Y/B-Y PHASE
G-Y/B-Y GAIN
G-Y/B-Y PHASE
INTERLACE
1
2
1
31
0
0
8
41
16
25
8
8
128
8
8
0
15
PROGRESSIVE
1
3
4
31
0
0
8
41
16
25
8
8
128
8
8
0
15
2-22: SUB CONTRAST MAX
1.
2.
3.
4.
5.
6.
7.
8.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (37) on the remote control to
select "CONT MAX".
Press the VOL. UP/DOWN button on the remote control
until the white 100%(section A) is adjusted to 360 NIT ± 20.
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. Then perform the above adjustments
1~3.
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 (37) 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.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
2-21: 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 TP804.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (39) 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 110 ± 5% 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 (39) 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
White 0%
White 100%
100%
Red Level
2-20: TINT
1.
2.
3.
4.
5.
6.
7.
8.
9.
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 TP806.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (43) on the remote control to
select "TNT".
Press the VOL. UP/DOWN button on the remote control
until the section "A" becomes a straight line
(Refer to Fig. 2-4).
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 2~5.
Press the DVD button on the remote control to set to the
DVD mode.
Press the PROGRESSIVE button on the remote control
to set to the INTERLACE mode.
Then perform the above adjustments 2~5.
Fig. 2-4
"A"
NO.
34
35
36
38
40
41
42
44
45
46
FUNCTION
BRIGHT MAX
BRIGHT MIN
UNI COL CENT
UNI COL MIN
COLOR MAX
COLOR MIN
SUB CONTRAST
SHARPNESS CENT
SHARPNESS MAX
SHARPNESS MIN
RF
140
0
70
35
100
0
30
70
127
0
AV
140
0
70
35
100
0
30
70
127
0
DVD
140
0
70
35
100
0
30
70
127
0