Icom IC F121S - Manual (Page 43)

3 - 1
SECTION 3 DISASSEMBLY INSTRUCTIONS
• Opening case and removing the front unit
q Unscrew 4 screws A , and remove the bottom cover.
w Disconnect the flat cable B from J2.
e Disconnect the cable C from J7.
r Unscrew 2 screws D , and remove the front unit in the
direction of the arrow.
B
C
D
A
J2
J7
e Unscrew 8 screws H .
r Remove the filter case I .
t Unscrew the screw J .
y Unsolder 3 points K from the antenna connector.
u Unsolder 4 points L from IC3.
H
I
J
K
L
i Lift up the front portion of the main unit and remove it.
• Installation location
UT-108 DTMF decoder unit
UT-109
Voice scrambler unit
UT-110
OPC-617
ACC cable (for external terminal connection)
UT-108
UT-109
UT-110
OPC-617
J1
J6
• Removing the main unit
q Unsolder 4 points E , and remove the plate F .
w Unsolder the point G .
G F E E