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2.1 ARTICLES REQUIRED FOR ADJUSTMENT
2.1.1 Measuring instruments necessary for adjustment
Measuring instrument
Capable of measuring 10MHz or higher
Oscilloscope
bands, and calibrated
Readable in 8 or more digits.
Frequency counter
Constancy of 0.1ppm/1 × 10
at 0°C to 40°C
Input impedance of 10 M or more,
Digital voltmeter
and calibrated
2.2 LOCATION OF ADJUSTMENT PARTS
VR board
MAIN board
CN2
V HOLD
SECTION 2
ELECTRICAL ADJUSTMENT
Requirement
-7
or more
V. HEIGHT
VR501
V. HEIGHT2
RY501 VR502
VIDEO LEVEL
VR101
CN3
VR3
H HOLD
VR5
H. LIN
2.1.2 Other necessities for adjustment
Camara and lens
Resolution chart or registration chart
• Adjustment by 4:3 mode
CN503 CN504
CN501
TP3
TP2
PEAKING
CONTRAST
BRIGHT
VR102
VR1
CN8
TP1
SUB BRIGHT FOUCUS
CN4
VR7
VR6
GND
VR8
3
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