Disassembly For Repair; Precautions For Disassembly; Precautions For Reassembly; Removing The Tx-Rx Unit From The Chassis - Kenwood NX-300 Service Manual

2. Precautions for Disassembly

■ Removing the TX-RX unit from the chassis

1. Remove the cord ASSY from the connector of the TX-RX
unit (CN900) q.
2. Remove the PTT FPC from the connector of the TX-RX
unit (CN901) w.
3. Remove the 14 screws e.
4. Anchor the screw hole of the TX-RX unit using the tip of
a pair of tweezers as shown in the fi gure. Then, lift the
TX-RX unit to remove it from the chassis r.
CN900
CN901
PTT FPC
■ Removing the TOP packing (G53-1762-02)
1. Pull the TOP packing to the left to remove the packing
that is fi t into the left groove of the chassis q.
2. Pull the TOP packing to the right to remove the packing
that is fi t into the right groove of the chassis w.
3. Turn back the TOP packing as shown in the fi gure e.
4. Remove the TOP packing r.

DISASSEMBLY FOR REPAIR

Cord ASSY

3. Precautions for Reassembly

■ Mounting the chassis onto the case
1. Place the key top on the chassis. Then, fi t the chassis
tightly into the groove of the key top q.
Note:
Confi rm that the entire groove of the key top fi ts to the
chassis tightly.
2. Mount the chassis onto the case w.
Note:
After mounting the chassis onto the case, if the 18-key
part on the key top or the Auxiliary (Orange) key part of
the VOL/CH packing gets stuck inside the case as shown
in the fi gure, return it to the normal position using a soft
tipped item (e.g., fi nger) e.
Prying it with a pointed metal tool such as forceps, may
damage the key top or packing.
18-key part
Auxiliary
(Orange) key
NX-300
7