– 5 –
ADJUSTMENT PROCEDURE
1. Test Equipments Required
8
The following Test Equipments are required for
adjustment of the Digital Disk Recorder WJ-HD500.
8
Digital Voltmeter
8
Frequency Counter
8
Waveform Monitor
8
Oscilloscope
8
Underscanned Colour Video Monitor
8
Video Signal Generator (Colour Bar Signal)
8
Ceramic Screwdriver
8
Extension Cable
A
(Part No. : V0EA1311AN) as shown in
Fig. 1-1.
Fig 1-1
8
Extension Cable
B
(Part No. : V0JA0010AN) as shown in
Fig. 1-2.
Fig 1-2
2. Disassembling Procedure for
Adjustment
8
Referring to Fig. 2-1, remove eleven screws that secure
the Top Cover and remove the Top Cover.
Fig. 2-1
8
Referring to Fig. 2-2, remove six screws that secure the
Main Board and disconnect CN403 on the Main Board.
Fig. 2-2
8
Referring to Fig. 2-3, turn over the Main Board with the
front side up.
Fig 2-3
8
Referring to Fig. 2-4, remove three screws that secure the
Motion Detector Board and remove the Motion Detector
Board.
Main Board
To Front Board CN403
To Main Board CN403
Analog Board CN501
Motion Detector Board CN601
Analog Board CN502
Motion Detector Board CN101
CN403
Remove six screws.
Main Board
Remove eleven screws.
Top Cover
DIP SWITCH SETTING OF
SCSI-IDE BOARD
8
When replacing the SCSI-IDE Board, confirm that the #2,
#3 and #8 of Dip Switch (SW1) on the SCSI-IDE Board
are set to ON position as shown in Fig. 1.
Fig. 1
1 2 3 4 5 6 7 8
ON
OFF
SW1