Sony BVP-550 Maintenance Manual page 899

4-4-21. CCU Y/R-Y/B-Y Adjustment
Equipment : Oscilloscope
Test points : TP3,TP4,TP5/DA-88
Preparations:
Connect the CCU to the camera.
MENU Setting:
MENU : System config
PAGE : VTR/CCU (S5)
: CB →On
ITEM
Adjustment procedures:
• CCU Y Sample adjustment
1. Connect the oscilloscope to the TP3 (D4) (GND:E1
(F4))/DA-88 Board.
2. Adjustment point:
MENU : System config
PAGE : VTR/CCU (S5)
ITEM : CCU Y SAMP
Specifications: A = 700 ±2 mV
(For NTSC)
(For PAL)
BVP-550
BVP-550P
• CCU R-Y Sync adjustment
3. Connect the oscilloscope to the TP4 (E4) (GND:E1
(F4))/DA-88 Board.
4. Adjustment point:
MENU : System config
PAGE : VTR/CCU (S5)
ITEM : CCU R-Y SYNC
Specifications: B = 350 ±2 mV
• CCU B-Y Sample adjustment
5. Connect the oscilloscope to the TP5 (F4) (GND:E1
(F4))/DA-88 Board.
6. Adjustment point:
MENU : System config
PAGE : VTR/CCU (S5)
ITEM : CCU B-Y SYNC
Specifications: C = 350 ±2 mV
4
DA
Y
TP3
R-Y
TP4
B-Y
TP5
GND
E1
DA-88 BOARD (COMPONENT SIDE)
4-4. Overall Electrical Alignment
3 2 1
A
TP1
B
TP2
C
D
E
F
G
4-45(E)