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3-3-1.
Sub-Carrier Frequency Adjustment
Equipment:
Frequency counter
To be extended: EN-122 board
Test point:
TP1 (GND: E1)/SG-232 board
Specification:
3,579,545 + 10 Hz (for NTSC)
4,433,618 + 10 Hz (for PAL)
3-3-2.
INT SC Phase Adjustment
Note:
Equipment:
SC-H Phase Equipment
To be extended: SG-232 board
Preparation:
e Put the Tektronix 1750/1751 to SC-H mode.
Test point:
VIDEO OUTconnector/camera side
Adjustment Procedure
{for NTSC]
[for PAL]
Note:
After adjustment, disconnect Tektronix 1750/1751 and connect
the verctorscope.
DXC-637 (UC)
DXC-637P (EK)
3-5
3-4.
ENCORDER SYSTEM ADJUSTMENT
3-4-1.
Carrier Balance Adjustment
Equipment:
Verctorscope (MAX GAIN)
To be extended: EN-122 board
Preparation:
OUTPUT switch/camera side — BARS
Adjustment Procedure
e Adjust @RV5 (| (V) CAL) and @RV9 (Q (U) CAL)/SG-232
board so that the beam spotis in the center of the vectorscope.
[for NTSC]
{for PAL]
$G-232 BOARD
— COMPONENT SIDE -
eg
er
ial
CNi
FL2
Fut
(PHASE ADJ)
go
RVS
RVS
AV2
RVI
qo (Q(V) CAL)
(1(V) CAL)
(SC-H) (SC FREQ)
|
4)
@
Oo
@
ef] ir:
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