Sony FD Mavica MVC-FD75, Service Manual

Page: 55 / 90

5-4
1-1-2. Preparations
Note 1:
For details of how remove the cabinet and boards, refer
to “2. DISASSEMBLY”.
Note 2: When performing only the adjustments, the lens block
and boards need not be disassemble.
1) Connect the equipment for adjustments according to Fig. 5-1-
5.
2) Connect the Adjusting remote commander to PK-59 board
CN802 via CPC-9 jig (J-6082-393-C). (See Fig. 5-1-3)
Note 3: Setting the “Forced CAMERA mode power ON” Mode
1) Select page: 0, address: 01, and set data: 01.
2) Select page: F, address: 10, set data: 01, and press
the PAUSE button of the adjusting remote com-
mander.
The Above procedure will enable the camera power
to be turned on. After completing adjustments, be
sure to exit the “Forced CAMERA mode power ON
Mode”.
Note 4:
Exiting the “Forced CAMERA mode power ON Mode”
1) Select page: 0, address: 01, and set data: 01.
2) Select page: F, address: 10, set data: 00, and press
the PAUSE button of the adjusting remote com-
mander.
3) Select page: 0, address: 01, and set data: 00.
1-1-3. Discharging of the Flashlight Power Supply
The capacitor which is used as power supply of flashlight is charged
with 200 V to 300 V voltage. Discharge this voltage before start-
ing adjustments in order to protect service engineers from electric
shock during adjustment.
Discharge procedure
1. Press the FLASH button (PK-59 board S705) and turn off the
FLASH LED (PK-59 board D702).
2. Fabricate the discharging jig as shown in Fig. 5-1-5 locally by
yourself. Connect the discharging jig to the positive (+) and
negative (–) terminal of the flash voltage charge capacitor. Al-
low ten seconds to discharge the voltage.
Fig. 5-1-5
Fig. 5-1-3
1 k
Ω
/1 W
Wrap insulating tape.
Fig. 5-1-4
Front side of the lens
Pattern box
1.5m
Fig. 5-1-2
R: 1 k
Ω
/1 W
(Part code:
1-215-869-11)
Capacitor
CPC-9 jig (J-6082-393-C)
(18p flexible board)
(Note)
Note: Don’t use the 12 pin flexible board of CPC-9 jig.
It causes damage to the unit.
CPC
cover
PK-59 board
CN802
1
18