Sw-1389 Board - Sony PMW-EX3 Service Manual

2-2-22. SW-1389 Board

1. Refer to Sections from 2-2-1 to 2-2-3, 2-2-5,
2-2-9, 2-2-13 and 2-2-21, and disassemble
the unit up to "Outside Panel Sub Assembly"
removal.
2. Disengage the claw and the two dowels of the
front panel from the SW board bracket.
3. Disconnect the HN-345 board from the
connector (CN2) on the AU-318 board.
4. Remove the two screws, and remove the SW-
1389 board.
5. Disconnect the HN-345 board from the
connector (CN500) on the SW-1389 board.
6. Reinstall the removed parts by reversing the
steps of removal.
n
Check that the SHUTTER ON/OFF knob is
normally engaged with the switch (S502) on
the SW-1389 board.
2-24
Claw of SW board bracket
SW-1389 board
CN500
M2 x 4
(Silver)
SHUTTER ON/OFF knob
Front panel assembly
Claws
AU-318 board
CN2
HN-345 board
S502
PMW-EX3