Main Assy Adjustment - Pioneer DVJ-X1 Service Manual

1

2. MAIN Assy Adjustment

Master Clock Free-running Adjustment
A
Adjustment Condition
Adjustment point
Measurement point
Measuring Instrument
Adjustment Value
Procedures
Symptom of an adjus
B
tment error
Color Difference System Y-level Adjustment
Adjustment Condition
Adjustment point
Measurement point
Measuring Instrument
Adjustment Value
C
Procedures
Symptom of an adjus
tment error
Adjustment Point
MAIN ASSY
D
E
F
98
1
2
SYNC signal is no input. No disc
VC1701
TP1
Frequency counter
27MHz ± 20Hz
Adjust VC1701 so that the frequency of TP1 becomes 27MHz ± 20Hz.
Displays are disrupted, not correct, or stop.
In progressive output selection, FCC composite (T2-C1) playback (between a sink tip
and white)
VR1501
TP2
Oscilloscope
710mVp-p ± 2%
Adjust VR1501 so that the value of TP2 becomes 710mVp-p ± 2%.
Displays too dark or bright. Improper color.
SIDE A
VC1701
TP1
VR ADJ
27MHz
DVJ-X1
2
3
VR1501
TP2
VR ADJ
710mV
3
4
4