Panasonic AJ-YA120AG, Service Manual

Page: 144 / 647

ELE-14
2. Adjust VR307 so that the pedestal level meets to
the sync reference level.
3. Adjust VR306 so that the sync level is in the
specification.
5-4. Y/G OUT Frequency Response
Adj.
BOARD VOUT/SYS
TP
Y/G OUT
ADJ.
VR303
INPUT
----
MODE
HD SDI IN : 1080/59i,
Multiburst (Y/Pb/Pr)
TAPE
EE
M. EQ
Oscilloscope
SPEC.
0-20MHz = Flat (0+0.5dB/-1dB)
1. Adjust VR303 so that the frequency from 0 to
20MHz is in the specification.
5-5. Pb/B OUT, Pr/R OUT Level Adj.
BOARD VOUT/SYS
TP
Pb/B OUT, Pr/R OUT
ADJ.
VR301, VR302
INPUT
----
MODE
HD SDI IN : 1080/59i Color Bar
(100% With Chroma)
TAPE
EE, EJECT
M. EQ
Oscilloscope
SPEC.
Pb/B OUT Level = 700mV±10mV
Pr/R OUT Level = 700mV±10mV
1. Adjust VR301 so that the Pb level is in the
specification.
2. Adjust VR302 so that the Pr level is in the
specification.
Pb Level
Pb/B
OUT
Pr/R
Out
Pr Level
0 + 0.5dB/-1dB
0 20MHz
Both levels should be same.
Pedestal Level
Sync Ref. Level
Sync Level
Y/G OUT