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3-3. Encoder System Adjustment
3-3-7. CCU Y Level Adjustment
Equipment:
Oscilloscope
Preparations
. Extend the EN-141 board with the extension board (EX-762 board assembly or EX-464.)
. Disconnect the triax cable or optical fiber cable from CCU.
. Set the Maintenance Menu as follows: (Refer to Section 2.)
[Maintenance|Menu] → [System|Setup] → [Color|Bar] → [ON]
Adjustment procedures
n
When performing this adjustment using CA-950/950P and CCU-900/900P, terminate at 1 kZ.
1. Test point:
Pin 48/EX-762 or EX-464 board
GND:
Pin 47/EX-762 or EX-464 board
1RV402 (CCU SYNC) /EN-141 board
Adj. point:
Specification: A = 303 ± 5 mV [UC model]
A = 300 ± 5 mV [PAL]
[NTSC]
B
A
2. Test point:
Pin 48/EX-762 or EX-464 board
GND:
Pin 47/EX-762 or EX-464 board
Adj. point:
1RV401 (CCU Y) /EN-141 board
Specification: B = 700 ± 5 mV
3. Test point:
Pin 48/EX-762 or EX-464 board
GND:
Pin 47/EX-762 or EX-464 board
Adj. point:
1RV406 (CCU SAMPLE) /EN-141 board
Specification: C = 700 ± 5 mV
C
3-26 (E)
[PAL]
B
A
V rate
1
2
3
4
5
M
RV405
RV403
RV404
RV402
RV406
RV104
RV407
RV401
RV201
RV202
L
RV608
RV203
RV304
RV301
K
RV302
RV605
RV303
J
RV204
H
G
RV601
RV600
RV607
RV603
F
RV606
S600
RV604
RV602
S601
E
S800
D
TP4
TP3
S801
TP1
TP2
C
RV802
RV609
RV801
RV800
B
A
EN-141 BOARD (A SIDE)
6
7
8
E1
RV100
RV200
RV300
CN1
BVP-9500WS/9500WSP MM
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