Kenwood NX-420 K Service Manual page 10

NX-420
■ Changing the channel selector from 16-channel
operation to free (without LCD models only)
1. Remove the channel selector knob a . (Refer to page 8
for how to remove the channel selector knob.)
2. Remove the knob spring b . (Refer to page 8 for how to
remove the knob spring.)
3. Remove the mechanical stopper c . (Refer to page 8 for
how to remove the mechanical stopper.)
4. Reassemble the channel selector knob and knob spring
that were removed in steps 1 and 2, in their original posi-
tions.
Note: Refer to page 8 for how to install the channel selec-
tor knob and knob spring.
■ Changing the channel selector from free opera-
tion to 16-channel (with LCD models only)
1. Remove the channel selector knob a . (Refer to page 8
for how to remove the channel selector knob.)
2. Remove the knob spring b . (Refer to page 8 for how to
remove the knob spring.)
3. Pinch the supplied mechanical stopper c using your fi n-
gers, then install it into the groove of the selector part on
the case.
4. Reassemble the channel selector knob and knob spring
that were removed in steps 1 and 2, in their original posi-
tions.
10
DISASSEMBLY FOR REPAIR
Note: Refer to page 8 for how to install the channel selec-
tor knob and knob spring.
■ Connection place of the antenna hot pin and
antenna terminal
An antenna hot pin is connected with the antenna termi-
nal at the position shown in the fi gure.
Confi rm that the antenna hot pin has fi rmly come in con-
tact with the terminal when the TX-RX unit is tightened
with the screw.
Additionally, refer to the following fi gures for the connec-
tion place of the antenna terminal and the TX-RX unit.
Antenna
Antenna
terminal
hot pin
■ Align the SP/MIC lead wire
Align the SP/MIC lead wire as shown in the fi gure. It is
possible to fix temporarily by interweaving the two lead
wires between the tabs (tab A and tab B) and boss of the
speaker holder.
TX-RX unit
Antenna
terminal
B
A