Read Sony DAV-SR4W / HCD-SR4W Service Manual online
11
HCD-SR4W
3-6. SWITCHING REGULATOR
1
screw
(+BV3)
(+BV3)
3
three screws
(+BV3)
(+BV3)
2
power sheet (top)
q;
power sheet
qa
switching regulator
5
connector (2p) (CN7)
4
connector (2p) (CN5)
6
connector
(12p) (CN8)
(12p) (CN8)
7
connector
(4p) (CN4)
(4p) (CN4)
8
connector
(2p) (CN3)
(2p) (CN3)
9
Remove the two solderings.
3-7. TUNER UNIT, IO BOARD
5
wire (flat type)
(29 core) (CN601)
(29 core) (CN601)
7
IO board
4
wire (flat type)
(15 core) (CN201)
(15 core) (CN201)
2
wire (flat type)
(11 core)
(11 core)
3
tuner unit
6
connector
(10p) (CN205)
(10p) (CN205)
1
five screws
(+BV3)
(+BV3)
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