(No.MB171)1-11
3.13 Removing the power supply board
(See Fig.13)
• Prior to performing the following procedures, remove the top
cover.
(1) From the top side of the main body, disconnect the parallel
wires from the connectors CN203
and CN241 on the power
supply board.
(2) Disconnect the card wire from the connector CN201
on the
power supply board.
(3) Disconnect the relay board from the connector CN291
on
the power supply board.
(4) Remove the tie band fixing the parallel wire.
(5) Disconnect the parallel wire from the connector CN101
on
the headphone jack board.
(6) Remove the solders from the soldered section d on the
power transformer board 1.
(7) Remove the three screws Q and screw R attaching the
power supply board.
(8) From the reverse side of the power supply board, remove
the solders from the soldered sections h attaching the
wires.
3.14 Removing the headphone jack board
(See Figs.13 and 14)
• Prior to performing the following procedures, remove the top
cover and front panel assembly.
(1) From the top side of the main body, remove the tie band
fixing the parallel wire. (See Fig.13)
(2) Disconnect the parallel wire from the connector CN101
on
the headphone jack board. (See Fig.13)
(3) From the front side of the main body, remove the special
nut and screw S attaching the bracket (phones) to the front
bracket. (See Fig.14)
Fig.13
Fig.14
Q
Q
R
Card wire
CN201
CN101
Tie band
Headphone
jack board
CN241
CN203
Relay board
CN291
Power transformer board 1
Soldered section d
Soldered
section h
Parallel wires
Parallel wire
Power supply board
Q
Headphone jack board
Special nut
Front bracket
Bracket(phones)
S
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