52
DV-525
CN7
CN2
CN7
1, 2
: FE
3, 4
: GNDS
5, 6
: RFO
7 :
SREQ
8
: 2.5V
9,10 :
TE
11,12 : VREF
13 :
VCODR
14
: FDO
1
13
2
14
VC1
16M
1
DVDM ASSY
1
IC18
IC1
IC3
IC15
SIDE A
CN1
CN13
CN4
CN3
Adjustment Points (PCB Part)
Adjustment Items
Frequency counter
Display digit
≥
8-digit
6.1 ADJUSTMENT ITEMS AND LOCATION
6. ADJUSTMENT
[Electrical Part]
Note : When the Traverse mechanism adjustment is prnot operly adjusted, jitter, error rate and play ability are defective.
The noise may come out by the case.
Master Clock Adjustment
1
6.2 JIGS AND MEASURING
INSTRUMENTS
EXCHANGE PCB ASSY
Mechanical
point
Electric
point
Exchange board
DVDM ASSY
Note : is adjusted already.
Mechanical
point
Electric
point
Exchange board
AVJB ASSY
6.3 NECESSARY ADJUSTMENT POINTS
When
Adjustment Points
Screwdriver (small)