Sanyo PLC-XP21N Service page 34

5A. PeaestaHeve) Adjustment
. . . . . . . . . . Oscilloscope
Equipment - - - - -
Input signal - - - "
Picture condition
Input mode - " -
16 Step gray scale signal
" " " " " " - - N o r m a l
. . . . . . . . . . . . . . . . . . A V
-^-5A-1. Pedestal adjustment (Composite)
Input s i g n a l . - - - - " " . . . . " . . - - - - - . . " - -Composite video
Connections TPllOlG TP1101R TP1101B
Adj. Data no. "23"(G) "24"(R) "25"(B)
Adjut each black and pedestal level to be same level.
-^5A-2. Pedestal adjustment (Component-480p)
Input signal - . . . . . . - . - . - . . . . . - - - - - - . . - - Component-480p
Connections TPllOlG TP1101R TP1101B
Adj. Data no. "23"(G) "24"(R) "25"(B)
Adjut each black and pedestal level to be same level.
T^5A-3. Pedestal adjustment (Component-lOSOi)
Input s i g n a l . . . . . . . - . . . - . - . . . - - - " - . - - . Component-lOSOi
Connections TP1101G TP1101R TP1101B
Adj. Data no. "23"(G) "24"(R) "25"(B)
Adjut each black and pedestal level to be same level.
-^6-2-2. AV gain adjustment (Component-480p)
Input s i g n a l . . . . . . . . . . . . . . . . . . . . . . . . . . . Component-480p
Connections TP2202(G) TP2201(R) TP2203(B)
Adj. Data no. "16"(G) "17"(R) "18"(B)
Adjut each adjustment for 1.00 ± 0.05V P-P.
^6-2-3. AV gain adjustment (Component-lOSOi)
Input s i g n a l " " " " " - " " . . - - - - - - - - - - C o m p o n e n t - l O S O i
Connections TP2202(G) TP2201(R) TP2203(B)
Adj. Data no. "16"(G) "17"(R) "18"(B)
Adjut each adjustment for 1.00 ± 0.05V P-P.
)6. Video gam adjustment
Equipment -
Input signal" " -
Picture condition
. . . . . . . . . . Oscilloscope
16 Step gray scale signal
" " " - - " " " N o r m a l
)7. Gamma o^ video adjustment
Equipment'""
Input signal" " -
Picture condition
Connections
. . . . . . . . . . . . O s c i l l o s c o p e
' - 1 6 Step gray scale signal
. . . . . . . . . . . . . . . . ^Qj^a]
' TP512 and chassis ground
D 7-1. CG video adjustment Green
Input signal and mode . . . . . . . . . . . . . . . . . . . . . . . Computer
Adjustment Set service mode. Select Data no."Q7".
By using VOLUME + - buttons, adjust ampli-
tude A to be 1.30 ± 0.05V P-P.
D 7-2. AV video adjustment Green
Input s i g n a l . . - - . . . - . . " " . - . . . . - . - - - - - -Composite video
Input mode . . . . . . - . . . " - . . . . . . . - - - - - " AV(Composite)
Adjustment Set service mode. Select Data no."07".
By using VOLUME + - buttons, adjust ampli-
tude A to be 1.30 ± 0.05V P-P.
D6-1. CG gain adjustment Green
Connections . . . . . . . . . . . . . . . TP2202 and chassis ground
Input mode . . . . . . . - . - - - - . . . . . - . - - - " - - - . . . . Computer
Adjustment; By using VR2201, adjust amplitude A to be
1.10 ± 0.05V P-P.
Q6-2. AVgain
Input mode " "
justment
'AV
T^ 6-2-1. AV gain adjustment (Composite)
Input signal- - - - - - - - . . . . . . . . . . . . . . . - - " 'Composite video
Connections TP2202(G) TP2201(R) TP2203(B)
Adj. Data no. " I 6 " ( G ) "17"(R) "18"(B)
Adjut each adjustment for 1.00 ± 0-05V P-P.
MFA/MHA
34