Icom ID-4100A

4-1
SECTION 4 DISASSEMBLY INSTRUCTIONS
2. DISASSEMBLE THE CONTROL UNIT
1) Remove 3 knobs from the front panel.
2) Unscrew 4 screws from the rear panel.
3) Disconnect the fl at cable from J5.
4) Take off the CONTROL UNIT from the front panel.
BE CAREFUL when you disconnect the speaker cable
and cooling fan cable from the MAIN UNIT, to keep from
damaging them.
1. REMOVING TOP AND BOTTOM COVERS
1) Unscrew total of 16 screws; 8 screws from the top cover
and 8 screws from the bottom cover.
2) Remove the top cover and bottom cover as illustrated
below.
Knobs
Front panel
Front panel
Screw x4
flat cable
Release the locks
Pull straight
FLAT CABLE
Flat cable
Flat cable
BE CAREFUL when unlocking the locks.
CONTROL UNIT
FLAT CABLE
J5
Top cover
Bottom cover
Screw x4
Screw x13
COOLING
FAN CABLE
UNSOLDER
Solder
remover
<Bottom view>
MAIN UNIT
IC clip
SPEAKER
CABLE
<Top view>
Speaker
2. REMOVING THE MAIN UNIT
2. REMOVING THE MAIN UNIT (continued)
3) Unscrew 13 screws from the MAIN UNIT.
4) Unscrew 4 screws from the chassis.
5) Disconnect the cooling fan cable from the MAIN UNIT.
6) Unsolder total of 3 points, and take off the MAIN UNIT.
1) Remove the IC clip from the chassis.
2) Disconnect the speaker cable from the MAIN UNIT, and
then remove the speaker from the chassis.