Kenwood NX-840, Руководство по обслуживанию

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(No.RA011<Rev.001>)1-21
SECTION 3
DISASSEMBLY
3.1 Disassembly Procedure
(1) When removing the cabinet, first remove the two screws
from the right and left with a phillips screwdriver.
Then, hook your finger on the edge of the cabinet and pull
it out until it is over the chassis protrusion. Remove the cab-
inet by prying the cabinet as shown below.
(2) To remove the panel assembly, first turn the transceiver
upside down.
Then, insert a flat-head screwdriver into the holes of the
chassis and tilt it in the direction as shown by the arrow.
(3) Disconnect the flat cable from connector of the panel as-
sembly.
(4) To remove the speaker holder, first remove the two screws
from the display PCB using a phillips screwdriver.
Then, insert a flat-head screwdriver under the tabs of the
speaker holder and tilt it in the direction shown by the ar-
row.
Remove the speaker from the front panel by turning it in the
direction indicated, together with the speaker holder and
display PCB.
(5) When removing the TX-RX PCB, first remove the top pack-
ing.
Then, remove the solder of the antenna hot pin and posi-
tive terminal of the DC cord.
Remove the 15 screws from the TX-RX PCB, power mod-
ule, and audio amp.
Cabinet
Panel assembly
Holes
Flat cable
Speaker
holder
Tabs
Display PCB
Positive terminal
of the DC cord
Antenna hot pin
Power module
Top packing
TX-RX PCB
Audio amp