Icom IC-M88 Service Manual page 7

SECTION 3
1. Removing the chassis panel
A.
q Remove a nut
B
(2 × 8 mm, black) and 3 screws
w Unscrew 2 screws
(2 × 4 mm, black) from the chassis.
e Take off the chassis in the direction of the arrow.
NOTE: * Tighten the screws in order of a number (q–y)
when assembling.
2. Removing the LOGIC unit.
q Unplug the cable from J281 on the MAIN unit to separate
the LOGIC unit
w Separate the front panel from the chassis in the direction
of the arrow.
e Unsolder the leads of speaker (2 points) and connector
unit (9 points).
D
(2 × 4 mm, silver) to separate the
r Unscrew 3 screws
front panel.
NOTE: * Tighten the screws in order of a number (z–c)
when assembling.
z
J281
VR unit
W801
Unsolder
(A SP and
connector unit)
Front panel
DISASSEMBLY INSTRUCTIONS
D
c
LOGIC UNIT
x
D
C
C
w
q
A
3. Removing the MAIN unit
q Unsolder the leads of contact spring (4 points) and anten-
na connector (1 point).
w Unscrew 6 screws
chassis.
NOTE: * Tighten the screws in order of a number (q–y)
when assembling.
w
Chassis
MAIN UNIT
e y
E
3 - 1
C
y
e
Chassis
C
t
D
(2 × 4 mm, silver) to separate the
E
t
r
J281
Unsolder
(A contact spring
and antenna connector)
q
B
r