Disassembly Instructions - Icom IC-M504 Service Manual

SECTION 3
• Opening the transceiver case
1
Unscrew 6 screws A.
2
Disconnect 2 cables from J1 and J5.
3
Remove the front unit.
4
Unscrew 6 screws B, and remove the rear panel.
J5
J1
• Removing the LOGIC board
1
Disconnect 3 connectors from J6, J4 and J3.
2
Unsolder 2 points A.
3
Unscrew 7 screws B, and remove the LOGIC board from
the front panel.
B
J6
J4
B
B
J3
A
A
B

DISASSEMBLY INSTRUCTIONS

Front unit
Rear panel
A
A
A
B
B
A
B
A
B
A
B
LOGIC
board
B
• Removing the MAIN unit
1
Disconnect the flat cable A from J2.
2
Unsolder 14 points B.
3
Unscrew 6 screws C, and remove the MAIN unit from the
chassis.
C
B
C
B
MAIN
unit
C
• Removing the AF unit
1
Disconnect 2 flat cables A from J1 and J2.
2
Disconnect 6 connectors from J5, J6, J8, J9, J11 and J12.
3
Remove 2 clips B.
4
Unsolder 4 points C.
5
Unscrew 4 screws D, and remove the AF unit from the
chassis.
B
D
J6
J9
J8
C
4
J11
D
3 - 1
C
B
C
B
B
4
A
J2
C
J12
D
A
J1
AF
unit
A
J2
J5
D
B