1-10 (No.MB269)
3.14 Removing the main board
(See Fig.16)
• 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
,
CN241
) on the main
board.
(2) Disconnect the card wire from the connector
CN201
on the
main board.
(3) Disconnect the relay board from the connector
CN291
on
the main 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
i
on the
power transformer board 1.
(7) Remove the three screws
T
and screw
U
attaching the
main board.
(8) From the reverse side of the main board, remove the sol-
ders from the soldered sections
j
attaching the wires.
3.15 Removing the headphone jack board
(See Figs.16 and 17)
• 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 fix-
ing the parallel wire. (See Fig.16)
(2) Disconnect the parallel wire from the connector
CN101
on
the headphone jack board. (See Fig.16)
(3) From the front side of the main body, remove the special
nut and screw
V
attaching the bracket (phones) to the front
bracket. (See Fig.17)
Fig.16
Fig.17
T
T
U
Card wire
CN201
CN101
Tie band
Headphone
jack board
CN241
CN203
Relay board
CN291
Power transformer board 1
Soldered
section
i
Soldered
section
j
Parallel wires
Parallel wire
Main board
T
Headphone jack board
Special nut
Front bracket
Bracket(phones)
V
