Adjustment - Sharp DX-670X Service Manual

2. VCO Free-Run Frequency
Adjusting
Point
4,300 kHzt 15 kHz
3. Servo Unit
. Focus Offset
Adjusting Specified value
Point
0 2 5omv
. Tracking Offset
Adjusting
Specified value
Point
0 Ifr 5 0 mV
Adjusting
Adjusting method
Point
I
. Focus Gain
Adjusting
Adjusting method
Point
Set the same waveform
for CHl and CH2
l
2
Instrument Connection
Pin 63 and Pin 40 (GND)
of ICl
Instrument Connection
Pin 2 and pin 1 [GNDI of
Instrument Connection
Pin 4 and pin 1 (GND) of
CNP2
Instrument Connection
Pin 2 and pin 25 (GND)
of IC2
I - .-- I
Instrument Connection
Both ends of R46
of IC2.
Figure IO - 1
I I
. --.,
I 1
I .
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Figure 1 O-3
I
1
SIGNAL
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