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Sony SS-NA8ES Service Manual page 10

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SS-NA8ES
2-8.
WO BOARD BLOCK
– Speaker cabinet left inner side sectional view –
2 Remove four catchers from four shafts
of speaker cabinet.
1 tapping screw
(BV3.5)
tightening torque:
brown
blue
3 four terminals
Note 1:
5 WO board block
ire settin
Two long wires from WO board (left side)
"W2 –" wire (green/black)
"W2 +" wire (green)
After letting a partition pass, it takes out to
right side through a central duct top.
Note 2:
Two short wires
"W1 –" wire (green/black)
"W1 +" wire (green)
Takes out from a front hole.
MOUNT
(WO) board
blue
brown brown
left side
Connect four terminals of wires from
TW board (right side).
Note 2:
From the left
"AT IN –" wire (brown)
"AT IN+" wire (blue)
"TW IN –" wire (brown)
"TW IN+" wire (blue)
10
shaft
shaft
shaft
shaft
blue
brown
– Speaker cabinet inner side view –
Two long wires from WO board (left side)
"W2 –" wire (green/black)
"W2 +" wire (green)
After pushing in on a duct, it takes out to
right side through a partition.
Note 2:
blue
Wire (black) and wire (red)
are taken out to a center
through a partition.
Wire (red) from WO board (left side)
Push into a slit of acoustic absorbent.
Note 3:
4 After rotating WO board 90° within a speaker
cabinet, it pulls out from a speaker cabinet.
Two long wires from WO board (left side)
"W2 –" wire (green/black)
"W2 +" wire (green)
Takes out from a front hole.
Note 2:
center
Wire (black) from WO board (left side)
Push into a slit of acoustic
absorbent.
Note 3:
speaker cabinet
"AT IN –" wire (brown)
"AT IN+" wire (blue)
"TW IN –" wire (brown)
"TW IN+" wire (blue)
Takes out to center
through a partition.
TW board
right side
"AT IN –" wire (brown)
"AT IN+" wire (blue)
"TW IN –" wire (brown)
"TW IN+" wire (blue)
After letting a partition pass,
it takes out to left side
through a center.

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