Sony HT-CT150 / HT-CT350 / SA-WCT150 / SA-WCT350 Service Manual ▷ View online
SA-WCT150/WCT350
5
POWER BOARD SERVICE POSITION
Note 1: Follow the disassembly procedure in the numerical order given.
Note 2: When removing the AMP BLOCK, refer to disassembly “2-4. AMP BLOCK”.
Note 2: When removing the AMP BLOCK, refer to disassembly “2-4. AMP BLOCK”.
1 ten screws
(BVTP3
u 8)
AMP block
insulating sheet
POWER board
(conductor side)
(conductor side)
3 seven screws
(BVTP3
u 8)
2
5
3 screw
(BVTP3
u 8)
4 clamp (L35)
LEAD WIRE MUST NOT COME IN CONTACT WITH THE HEATSINK (AMP)
MAIN board
lead wire
heatsink (AMP)
– AMP block top view –
SA-WCT150/WCT350
6
SECTION 2
DISASSEMBLY
• This set can be disassembled in the order shown below.
2-1. DISASSEMBLY FLOW
SET
2-4. AMP BLOCK
(Page 9)
2-2. TOP PANEL BLOCK
(Page 7)
2-3. LOUDSPEAKER (13 cm) (SP151)
(Page 8)
2-5. CASE (TOP) BLOCK,
BACK PANEL BLOCK
(Page 10)
2-6. MAIN BOARD
(Page 10)
SA-WCT150/WCT350
7
Note: Follow the disassembly procedure in the numerical order given.
2-2. TOP PANEL BLOCK
Note 1: This illustration sees the set from rear side.
q; top panel block
hole
adhesive
(At least half of the hole.)
(At least half of the hole.)
1 four screws
(BVTT4
u 20)
7
6
5
9
8
2 cover (fan)
3 cushion (H15)
4 wire (flat type) (13 core)
(CN832)
5 Insert a flat-head screwdriver into
a recess in the rear of the set
to raise the top panel block a little.
6 Insert the jig (Part No. J-2501-238-A)
into a space and raise the top panel
block gradually.
7 All bosses are removed while
moving jig in the direction of
the arrow, and top panel block
is removed.
Note 2: When using a jig, please work
so as not to injure top panel block
and sw cabinet assy.
Note 3: When installing the top panel
block, applying an adhesive to
the six holes.
top panel block
total six bosses
total six holes
SA-WCT150/WCT350
8
2-3. LOUDSPEAKER (13 cm) (SP151)
Note: This illustration sees the set from bottom side.
1 six screws
(BVTP3
u 8)
1 two screws
(BVTP3
u 8)
2 holder (AMP)
3 four screws
(BVTP3
u 8)
4 four screws
(BVTP4
u 16)
5 two bosses
6 reflector block
7 four screws
(BVTP4
u 16)
8
9 cord with connector
q; loudspeaker (13 cm)
(SP151)
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