Panasonic DVCPRO HD AJ-HDC27VP Service Manual page 477

1-5. R, G, B PRE AMP DC
Adjustment
BOARD
PRE AMP
TP
TP102: R DC
TP202: G DC
TP302: B DC
ADJUST
VR102: R DC
VR202: G DC
VR302: B DC
F NUMBER F11-1/2 (2000LUX)
MODE -----
CHART
Gray Scale Chart
M. EQ
Oscilloscope
SPEC.
Black DC Level = 0 mV +/- 50 mV
1. Adjusts VR102 so that the black DC level is within
the specification at the TP102.
2. Adjusts VR202 so that the black DC level is within
the specification at the TP202.
3. Adjusts VR302 so that the black DC level is within
the specification at the TP302.
BLACK DC ↓
ELE-3
1-6 R, G, B PREPRO Level
Adjustment
BOARD
PRE PROCESS (Use the Extender Board)
TP
TP102: R LEV
TP202: G LEV
TP302: B LEV
ADJUST
VR101: R LEV
VR201: G LEV
VR301: B LEV
F NUMBER F11-1/2 (2000LUX)
MODE -----
CHART
Gray Scale Chart
M. EQ
Oscilloscope
SPEC.
A = 1300 mV +/- 20 mV p-p
1. Adjust VR101 so that the R level is within the
specification at the TP102.
2. Adjust VR201 so that the R level is within the
specification at the TP202.
3. Adjust VR301 so that the R level is within the
specification at the TP302.
Note:
Level "A" is the size from the BLK portion to the white
peak.
This adjustment is required for next 1-7.RGB SUB
Adjustment.