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7-5. DATA SCREEN ADJUSTMENT
1.
4 fsc clock check
(CG-14 board)
Mode
E-E
gnal
No signal
| Measurement Point | Pin @ of IC602 (Note 1)
Measurement
Specified Value
14318180 + 100 Hz
Checking Method:
2.
Character clock frequency check
(CG-14 board)
Mode
Playback
Signal
Alignment tape, color bar or stair case
Measurement
Equipment
Specified Value
Frequency counter
7.3 + 0.3 MHz
Checking
Method:
7-6.
AUDIO SYSTEM ADJUSTMENT
(Connection)
Audio level meter
Audio oscillator
or distortion gauge
AUDIO LINEIN1
AUDIO LINE OUT
hould be input to L sia)
channels at a time.
Fig. 7-10.
7-6-1.
HI-Fi Audio System Adjustment
(Adjustment Sequence)
1)
VCO fo adjustment
2)
Band pass filter fo adjustment
3) HF Switching position adjustment
4) Hi-Fi/normal discrimination adjustment
5)
Deviation adjustment
6) E-E output level check
7)
Overall level characteristic check
—174—
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