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11. Install a new tuner and a new TUN-10 board in the
reverse order of removal.
m
. When connecting the coaxial cable, hold the plug
and connect the coaxial cable to the connector
vertically.
Press the plug into the connector by small turning to
the left and the right.
Hold the plug to connect
Connecting connector
. Use new UL tape to fix the coaxial cable to the
tuner.
. When connecting the fine pitch coaxial cable, hold
the connector, and align the polarity marks. Then
connect the fine pitch coaxial cable to the connector
straight.
Hold the conector to connect.
OK
Not to bend the cable.
NG
WLL-RX55
Polarity marks
1-12. Replacing the Boards
1-12-1. Replacing the Card Boards
1. Open the front panel.
(Refer to step 1 in Section 1-4-1.)
2. Move up the board lever on the board to be replaced in
the direction of the arrow 1, and remove the board
slowly in the direction of the arrow 2.
3. Move down the board lever on a new board in the
direction of the arrow 1, and insert the board firmly
in the direction of the arrow 2.
. Pulling out
Board lever
1
2
. Insertion
Board lever
1
2
1-29 (E)
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