Icom IC-M220 Service Manual page 8

3. REMOVING THE MAIN UNIT
1) Remove the 4 screws from the case.
2) Separate the chassis from the case.
Data cable
Data cable
Data cable
3) Unsolder the 2 points of the DC power cables, and
disconnect the data cable from the MAIN UNIT. Data cable
J2
J2
Data cable
J2
J2
DC power cables
J2
DC power cables
DC power cables
DC power cables
DC power cables
Case
Case
Case
Case
Case
Screws ×4
Screws ×4
Screws ×4
Case
Screws ×4
Case
Case
Screws ×4
Case
Case
Chassis
Chassis
Chassis
Chassis
UNSOLDER
Chassis
MAIN UNIT
UNSOLDER
UNSOLDER
Solder
MAIN UNIT remover
MAIN UNIT
UNSOLDER
Solder
Solder
remover
remover
MAIN UNIT
UNSOLDER
Solder
remover
MAIN UNIT
Solder
remover
Chassis
Chassis
Chassis
Chassis
Chassis
4) Unsolder the 2 points of the antenna connector, and
remove the IC clip from the MAIN UNIT.
IC clip
IC clip
IC clip
IC clip
IC clip
Chassis
Chassis
Chassis
Chassis
Chassis
5) Remove the 6 screws, and then remove the MAIN UNIT
from the chassis.
Screws ×6
Screws ×6
Screws ×6
Screws ×6
Screws ×6
3-2
Antenna conector
Jumper wire
Antenna conector
Antenna conector
Jumper wire
Jumper wire
Antenna conector
Jumper wire
Antenna conector
Jumper wire
UNSOLDER
UNSOLDER
UNSOLDER
Solder
MAIN UNIT
remover
UNSOLDER
Solder
MAIN UNIT
Solder
MAIN UNIT
remover
remover
UNSOLDER
Solder
MAIN UNIT
remover
Solder
MAIN UNIT
remover
MAIN UNIT
MAIN UNIT
MAIN UNIT
MAIN UNIT
MAIN UNIT
Chassis
Chassis
Chassis
Chassis
Chassis