DAV-DZ230, DAV-DZ231, DAV-HDZ235, HCD-DZ230, HCD-DZ231, HCD-HDZ235 - Sony DVD Service Manual (repair manual). Page 18

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18
HCD-DZ230/DZ231/HDZ235
3-10. MAIN BOARD
2
connector
2p (CN901)
1
connector
4p (CN3002)
Attaching the two radiation sheets 
on the IC MAIN board first, and then 
attach the heatsink (AMP).
heatsink (AMP)
radiation 
sheets
IC on the 
MAIN board
5
two screws (+BV 3 
×
 10)
7
heatsink (AMP),
HEATSINK B board,
HEATSINK A board
8
two radiation sheet
6
screw (+BVTP 3 
×
 12)
4
INSURATOR
board
3
two screws (+BV 3 
×
 6)
w;
seven screws
(+BV 3 
×
 6)
heatsink
(AMP)
harness
harness
lead pin
lead pin
heatsink
(AMP)
harness
(D.C. fan)
harness
lead pin
screw
Clamp the harnesses with a lead pin or a similar tool so that 
they do not touch this screw and the heatsink (AMP).
Clamp the harness with a lead pin
or a similar tool so that they do not 
touch the heatsink (AMP).
heatsink (AMP)
q;
connector
6p (CN1201)
qj
connector 4p (CN3001)
qs
connector
12p (CN906)
Route the power code according
to a white line on the 
INSURATOR board.
Must not remove the power code
from the part of A of the 
INSURATOR board.
power cord
INSURATOR
board
A
lead pin
lead pin
lead pin
9
wire (flat type) 24core (CN1101)
qa
wire (flat type)
5core (CN1202)
qf
wire (flat type) 13core (CN4301) (DZ230/DZ231)
wire (flat type) 11core (CN4302) (HDZ235)
qd
wire (flat type) 21core (CN605) (DZ230/DZ231)
wire (flat type) 15core (CN608) (HDZ235)
qh
wire (flat type) 5core (CN702)
qk
screw
(+BVTP 3 
×
 8)
ql
screw
(+B 3 
×
 6)
wa
MAIN board
qg
wire (flat type) 21core (CN502)

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