Composite Pb Signal Offset Level Adjustment; Composite Pr Signal Offset Level Adjustment - Panasonic DVCPRO50 Service Manual

5-15. Composite Pb Signal Offset
level Adjustment
BOARD V IN (F2A)
TP Component Pb OUT
ADJ. C04: SITE PB OFS (Service Menu)
TAPE -----
INPUT Analog Composite Signal
(0% Flat Field)
MODE EE
M. EQ Analog WFM
SPEC. The difference between the Pb reference
level and the offset level of the Pb signal.
(B) : 0± 3mV
(This adjustment performs without extender board.)
1. Open the SERVICE MENU. (Refer to SEC1
Service Information.)
2. Select the C00: VIN ADJUST and press the
"SET" button to open the V IN ADJUST MENU.
3. Select C-2 CMPST ADJUST and press the "SET"
button to open the CMPST ADJUST menu.
4. Adjust the C04 SITE PB OFS so that the level "B"
is in the specification. (Level "B" is the difference
between the Pb reference level and the offset
level of the Pb signal.)
5. Close the menu.
Offset level of Pb signal
Expand
Pb OUT
1H
B
Pb reference level
5-16. Composite Pr signal Offset
level Adjustment
BOARD V IN (F2A)
TP Component Pr OUT
ADJ. C07: SITE PR OFS (Service Menu)
TAPE -----
INPUT Analog Composite Signal
(0% Flat Field)
MODE EE
M. EQ Analog WFM
SPEC.
(This adjustment performs without extender board.)
1. Open the SERVICE MENU. (Refer to SEC1
Service Information.)
2. Select the C00: VIN ADJUST and press the
"SET" button to open the V IN ADJUST MENU.
3. Select C-2 CMPST ADJUST and press the "SET"
button to open the CMPST ADJUST menu.
4. Adjust the C07 SITE PR OFS so that the level
"C" is in the specification. (Level "C" is the
difference between the Pr reference level and the
offset level of the Pr signal.)
5. Close the menu.
Offset level of Pr signal
Expand
Pr OUT
ELE-51
The difference between the Pr reference
level and the offset level of the Pr signal.
(C) : 0± 3mV
Pr reference level
1H
C