Icom IC-F4021T Service Manual page 33

SECTION 10 BOARD LAYOUTS
• MAIN UNIT (TOP VIEW)
V45
V40
7
V35
V30
V25
0 8
V20
V15
V10
# 9
V5
V0
H0 H5 H10 H15
• BC-160 (TOP VIEW)
(No patterns)
P0
4 1
P1
5 2
P2
6 3
P3
H20 H25 H30 H35 H40
• ANT UNIT (TOP VIEW)
J1
ANT
(CHASSIS)
V15
V10
V5
V0
H0 H5 H10
to PA unit
10 - 1
MIC
H45 H50 H55 H60 H65 H70
• PA UNIT (TOP VIEW)
V25
V20
V15
V10
V5
V0
H0 H5 H10 H15
H75 H80 H85 H90 H95 H100
• CONNECT UNIT (TOP VIEW)
V10
V5
V0
H0
to Battery Connector
"J2" (CHASSIS)
H20 H25 H30 H35
TOP
SWITCH
3 4
J4
1 2
H105
to SPEAKER
"SP1" (CHASSIS)
J901
2 VCC
1 VCC
to PA unit
H5 H10 H15