Main Board (Rt4), Eg4 Main Board (Rt40), Connector Board, Switching Regulator - Sony HT-RT4 Service Manual

HT-RT4/RT40
2-8.

MAIN BOARD (RT4), EG4 MAIN BOARD (RT40), CONNECTOR BOARD, SWITCHING REGULATOR

8 four screws
(+BVTP 3 X 8
TYPE2 IT-3)
9 MAIN board (RT4) /
5 one screw (+B 3 X 5)
3 CN3200 (2P)
4 one screw (+BV3 (3-CR))
Note 1: When installing the wire (flat type), ensure that the
colored line is not slanted after insertion.
OK
Insert is straight to the interior.
wire (flat type)
colored line
connector
14
6 four screws (+BVTP 3 X 8 TYPE2 IT-3)
7 heat sink (EL-SW)
Note: When installing the heat sink (EL-SW), spread the compound referring to
"NOTE OF REPLACING THE IC1000 AND IC1002 ON THE MAIN BOARD (RT4)
OR EG4 MAIN BOARD (RT40) AND THE COMPLETE MAIN BOARD (RT4)
OR COMPLETE EG4 MAIN BOARD (RT40)" on page 5.
0 one screw
(+BV3 (3-CR))
qa CONNECTOR
board
2 CN101 (9P)
EG4 MAIN board (RT40)
A
NG
Insert is incline
wire (flat type)
colored line
connector
1 wire (flat type) (20 core) (CN2006)
A
qf Remove REGULATOR,
SWITCHING 3L405W-4 (EXCEPT E12) /
REGULATOR, SWITCHING 3L405W-5 (E12)
from holder, PC board.
qs CN1 (2P)
Note 2: When you install the connector, please install them correctly.
There is a possibility that this machine damages when not
correctly installing it.
OK
Insert is straight
Insert is shallow
to the interior.
connector
connector
connector
• Abbreviation
E12 : 220-240 V AC area in E model
qd four screws
( +BVTP 3 X 8 TYPE2 IT-3)
qg REGULATOR,
SWITCHING 3L405W-4
(EXCEPT E12) /
REGULATOR,
SWITCHING 3L405W-5 (E12)
– Rear view –
NG NG
Insert is incline
connector
connector connector