Board, Jk-77 Board; Sw-1375 Board; Lens Unit - Sony PMW-EX1 Service Manual

2-2-17. AU-313 Board, JK-77 Board,

SW-1375 Board

1. Refer to Sections from 2-2-1 to 2-2-14 and
disassemble the unit up to "Case R Assem-
bly" removal.
2. Disconnect the HN-339 (flexible board) from
the connector (CN1) on the JK-77 board.
3. Remove the two screws a, and remove the
JK-77 board.
4. Disconnect the HN-318 (flexible board) from
the connector (CN6) on the AU-313 board.
5. Disconnect the harnesses from the connectors
(CN1, CN2, CN3) on the AU-313 board.
6. Remove the four screws b, and remove the
AU-313 board.
7. Remove the two screws c that fix the SW-
1375 board.
8. Disconnect the harness from the connector
(CN1) on the SW-1375 board.
9. Reinstall the AU-313 board, the JK-77 board,
and SW-1375 board by reversing the steps of
removal.

2-2-18. LENS UNIT

1. Refer to Sections from 2-2-1 to 2-2-16 and
disassemble the unit up to "ND filter"
removal.
2. Remove the five screws, and remove the
front sub assembly.
PMW-EX1
HN-318
Harnesses
CN1
b
CN3
CN1
CN2
HN-339
b
a
JK-77 board
Lens unit
a
: P2 lock ace
b
: P2 lock ace
c
: P2 lock ace
CN6
AU-313
board
Harness
CN1
c
SW-1375 board
P2.6 x 5
Front sub assembly
2 x 3
2 x 3
2 x 3
2-17