Pioneer DVL-909 Service Manual page 95

DVL-909
@1) RGB Decoder PAL Delay Line Amp. Gain Adjustment
# Normal mode
Play the PAL test disc
at CHAP. 11
(75% color-bar signal)
[|
DMYC ASSY
cr "il
OL OLOL ELL LLL EOLA LED
Probe (10:1)
(2) RGB Decoder PAL DAT Adjustment
¢ Normal mode
Play the PAL test disc
at CHAP. 11
(75% color-bar signal)
DMYC ASSY
10701 (gps eseeseminesnrtnmnenestesrensnesrscsrinanisncasncsnate
Plastic
screwdriver
Probe (10:1)
e PAL R signal
1st Line 2nd Line
A=A'=B=B'
~2
Sr si
Oscilloscope
Vv: 20mV/div.
H: 20usec/div.
AC mode
e «For trigger use.
ef
Lr RI
VIDEO
OUTPUT
¢ PAL B signal
» (LVN LLL
I +.
|
2nd Line
ist Line
A=A', B=B',C=C'
=O
ces
~=9
Sr Se
Oscilloscope
V: 20mVidiv.
H: 20usec/div.
AC mode
coc
me)
senene()
nant
ROAM ENE
VIDEO e
OUTPUT .
«For trigger use.
95