Toshiba 20A22 Manual de serviço - Página 14
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White 100%
2-14: SUB CONTRAST
1.
Activate the adjustment mode display of Fig. 1-1 and
press the channel button (17) on the remote control to
select "CONT.MAX".
2.
Press the VOL. UP/DOWN button on the remote control
until the contrast step No. becomes "55".
3.
Receive a broadcast and check if the picture is normal.
4.
Press the TV/VIDEO button on the remote to set to the
AV mode. Then perform the above adjustment 1~3.
2-15: Confirmation of Fixed Value (step No.)
Please check if the fixed values of the each adjustment
items are set correctly referring below.
NO.
FUNCTION
RF
04
H VCO
04
07
V SHIFT
00
170
14
BRIGHT MAX
60
15
BRIGHT MIN
30
16
CONT CENT
12
18
CONT MIN
20
COLOR MAX
65
21
COLOR MIN
01
23
SHARPNESS
40
24
FM LEVEL
00
25
LEVEL
00
26
SEPARATION 1
00
27
SEPARATION 2
00
28
TEST MONO
00
29
TEST STEREO
00
ELECTRICAL ADJUSTMENTS
"A"
Red 120%
Fig. 2-2
Fig. 2-3