Adjustment; Adjustment Items And Location; Jigs And Measuring Instruments; Necessary Adjustment Points - Pioneer DV-414 Service Manual

DV-515, DV-414

6. ADJUSTMENT

6.1 ADJUSTMENT ITEMS AND LOCATION

Adjustment Points (PCB Part)
DVDM ASSY
CN9030 CN9020
1
VC901
IC904
5
1
IC801
MB86371C
CN201
1, 2 : Focus Error
3, 4 : GND
5, 6 : RF
7 : S REQ
8 : 3.3V
9,10 : Tracking Error
CN120
11,12 : VREF (Approx. 2.5V)
13 : VCO DR
14 : Focus Drive(DSP output)
14
13
2
1
CN201
CN1030
CN110

6.3 NECESSARY ADJUSTMENT POINTS

When
EXCHANGE PCB ASSY
Exchange board
AVJB ASSY
Exchange board
DVDM ASSY
44
SIDE A

6.2 JIGS AND MEASURING INSTRUMENTS

IC302
1
2
1
VC301
Mechanical
Electric
Mechanical
Electric
Adjustment Items
[Electrical Part]
16MHz Master Clock Adjustment
1
2 VCO Offset Adjustment
CH1 CH2
(X) (Y)
Dual-trace oscilloscope
(with delay)
Frequency band 40MHz
Screwdriver (small)
Adjustment Points
point
point
point
point
Note : and are adjusted already.
Frequency counter
Display digit 8-digit