(No.MB294)1-29
3.4.6 Removing the power board
(See Figs.7 to 9)
• Prior to performing the following procedures, remove the am-
plifier assembly, rear panel, heat sink bracket and amplifier
board.
(1) From the right side of the amplifier assembly, remove the
five screws
J
attaching the power board. (See Fig.7)
(2) From the top side of the amplifier assembly, disconnect the
wires from the connectors
CN312
and
CN321
on the power
board. (See Fig.8)
(3) Disconnect the power cord from the connector
CN311
on
the power board, and take out the power cord. (See Fig.8)
(4) Disconnect the wire from the connector
CN501
on the LED
board. (See Fig.9)
(5) Disconnect the power board from the connector
CN301
,
CN302
and
CN303
on the main board, and take out the
power board assembly from the amplifier assembly. (See
Fig.8)
Reference:
Remove the screw
K
attach the barrier as required. (See Fig.7)
Fig.7
Fig.8
Fig.9
Power board
Barrier
J
J
K
CN311 CN312 CN303 CN302
CN301 CN321
Power cord
Power board
Main board
Wire clamps
Power board
LED board
CN501
Содержание SP-PWM508
Страница 36: ...1 36 No MB294 SECTION 5 TROUBLESHOOTING This service manual does not describe TROUBLESHOOTING ...
Страница 37: ... No MB294 1 37 ...
Страница 44: ...2 4 SHEET 3 Video input output section To System control section SHEET 2 ...
Страница 45: ...2 5 SHEET 4 SHEET 2 SHEET 2 SHEET 2 FL display section ...
Страница 46: ...2 6 SHEET 5 Audio input output section ...
Страница 47: ...2 7 SHEET 6 SHEET 2 SHEET 2 Jack section ...
Страница 53: ...2 13 SHEET 12 Amplifier section To CN121 SHEET 10 To CN122 SHEET 10 ...
Страница 59: ... M E M O ...