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3.4.5 Removing the mother board (See Figs.8 and 9) � Prior to performing the following procedures, remove the amplifier assembly, rear panel and heat sink BKT. (1) From the top side of the amplifier assembly, remove the two screws H attaching the mother board. (See Fig.8) (2) From the left side of the amplifier assembly, disconnect the wires from the connectors CN102 and CN151 on the mother board. (See Fig.9) (3) Disconnect the power cord from the connector CN101 on the mother board, and take out the power cord. (See Fig.9) (4) Disconnect the mother board from the connector CN271, CN272 and CN273 on the amp. board, and take out the mother board assembly from the amplifier assembly. (See Fig.9)
H
Mother board
Fig.8
H
Amplifier assembly Power cord Wires
CN102 CN272 CN271 CN101 Mother board
Fig.9 3.4.6 Removing the amp. board (See Fig.10) � Prior to performing the following procedures, remove the amplifier assembly, rear panel, heat sink BKT and mother board. (1) From the left side of the amplifier assembly, remove the nine screws J attaching the amp. board. (2) Take out the amp. board with the heat sink.
CN151 CN273
Amp. board
Heat sink
J
Fig.10
(No.MB184)1-27
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