
TABLE
OF
CONTENTS
1.
OPERATING
INSTRUCTION
2.
SERVICE
INFORMATION
2-1.
BOARD
LAYOUT
......ccceseeeesceresesseessecssessesesenseneee
2-1
2-2.
REMOVAL
OF
CABINET
.......:.:cccccseeeseseeseeereeeseeees
2-1
2-3.
REPLACEMENT
OF
MAIN
PARTS..........:sscees
2-2
2-3-1.
Replacement
of
CCD
Unit
..........
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2-2
2-4.
CONNECTORS
AND
CABLES
.....
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2-4
2-4-1.
Connector
Input/Output
Signals...
2-4
2-4-2.
Connection
Connector
......
ccc
ceceseeeeeees
2-6
2-5.
FUNCTION
OF
SWITCHES
ON
PC
BOARD........
2-7
2-6.
CHECK
AND
MAINTENANCE
........
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2-10
2-6-1.
Video
Level
Check
Sheet...
cess
2-10
3.
ALIGNMENT
3-1.
PREPARATION
oc
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3-1
3-1-1.
Equipment
Required
0.0.0...
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3-1
3-1-2.
CONMECHION
wisscssivsneiscssccsecsreecteeseeencaseensooetse
3-1
3-1-3.
Switch
Setting
before
Adjustment
...............
3-2
3-1-4.
Notes
on
Adjustment
......
cc
ceeseesnereerees
3-2
3-1-5.
Adjustment
Item
oo...
cc
cesseseesreeeeneereeeees
3-3
3-2.
BEFORE
ADJUSTMENT
.......ccccseseescseseseeeereane
3-4
3-2-1.
Color
Bar
Signal...
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3-4
3-2-2.
Sensitivity
Adjustment
...........
cesses
3-4
3-2-3.
Gamma
and
Gradation
Measuremenrt.........
3-4
3-3.
SYNC
SIGNAL
SYSTEM
ADJUSTMENT
............
3-5
3-3-1.
Sub-Carrier
Frequency
Adjustment.............
3-5
3-3-2.
INT
SC
Phase
Adjustment...
3-5
3-4.
ENCORDER
SYSTEM
ADJUSTMENT
.............0
3-5
3-4-1.
Carrier
Balance
Adjustment
............cseee
3-5
3-4-2.
BARS
Level
Adjustment
...........cceeeseseeseeeee
3-6
3-4-3.
Color
Vector
Adjustment.........ccccseseseseres
3-6
3-4-4.
INT
CB
Y
Adjustment...
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3-7
3-4-5.
COMPONENT
Y
Level
Adjustmenrt.............
3-7
3-4-6.
R-Y
Level
Adjustment
..........cecessesseeeseeees
3-8
3-4-7.
B-Y
Level
Adjustment
........
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ceeesesesseeteeseees
3-8
3-5.
VIDEO
PROCESS
SYSTEM
ADJUSTMENT.......
3-8
3-5-1.
1H/2H
Gain
Adjustment
.....
0.
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3-8
3-5-2.
G-ch
Video
Level
Adjustment
..........:ccceee
3-9
3-5-3.
R-ch/B-ch
Video
Level
Adjustment..............
3-9
3-5-4.
Pedestal
Level
Adjustment
...........
cesses
3-10
3-5-5.
Gamma
Balance
and
Gamma
Set
Pre-adjuStMent
0.0.00...
ceeesssessseeseeseeeeeseeees
3-10
3-5-6.
R-ch/B-ch
Gamma
Balance
Fine
Adjustment...
sceesssssssesseseneeeeerees
3-11
3-5-7.
Flare
AdjUStMent........ccccseesseeeseeeeseeeees
3-11
3-5-8.
MANU
KNEE
Adjustment
.........
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O12
3-5-9.
DCC
Adjustment
00...
cc
ecsesseserseeesesseeeee
3-12
3-5-10.
White
Clip
Adjustment
.......
ccc
essences
3-14
3-5-11.
PRE
CLIP
Adjustment
0.0...
cccscceeseeeeeeees
3-14
3-5-12.
HF
Offset
Adjustment
........
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sseseeseeeeeeee
3-15
3-5-13.
HF
Aliasing
Adjustment
..............eeteeeeeeees
3-15
3-5-14.
Aperture
AdjUStMent
........cc
cc
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3-16
3-5-15.
Black
Balance
Adjustment
.............ssceseeee
3-16
3-5-16.
DTL
Crispening/Aliasing
Adjustment...........
3-17
3-5-17.
DTL
Limiter
Adjustment
..........ccseseeceeeees
3-18
3-5-18.
H/V
RATIO
Adjustment...
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3-18
3-5-19.
Detail
Level
Adjustment
...........cseeeeeeee
3-19
DXC-637(UC)
DXC-637P(EK)
3-6.
SYSTEM
CONTROL
SYSTEM
ADJUSTMENT
...
3-19
3-6-1.
Low
Light
Adjustment
..........
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3-19
3-6-2.
Auto
Iris
Adjustment
........
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3-20
3-6-3.
Character
Size
Adjustment
.........
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3-21
3-7.
AUDIO
SYSTEM
ADJUSTMENT
......eesccceeeeeeees
3-21
3-7-1.
Tone
Level
Adjustment
........
ccc
3-21