Electrical Adjustment - Pioneer DV-717 Service Manual

DV-717

6.4 ELECTRICAL ADJUSTMENT

16MHz Master Clock Adjustment
1
• Normal mode
• Power ON
START
DVDM ASSY
5
IC904
VCO Offset Adjustment
2
• Normal mode
• Play the DVD test disc
START
DVDM ASSY
IC302 1
52
DVDM ASSY
VC901
Player
VC301
Player
Frequency counter
DVDM ASSY
Probe (10:1)
16.934400MHz ± 80Hz
1.9V± 0.1V
GND
CH1 CH2
(X) (Y)
Oscilloscope
V: 50mV/div.
H: 10msec/div.
DC mode
TV trigger