Icom IC-M220

The actual configuration of the PC board can be seen by viewing the top and bottom BOARD LAYOUT pages together.
See the PARTS LIST H/V location on the PARTS LIST for location details.
7-4
261
J2
B8867C
J1
J5
SP+
SP-
R115
R114
R113
R104
R98 R97
R96
R95
R94
R93 R92
R86
R85
R84
R83
R82
R81
R76
R75R73
R69
R60
R59
R58 R57
R51
R48
R47
R46
R45
R43
R42
R40
R39
R34
R33
R32
R31
R30 R28
R27
R26
R25
R17
R15
R13
R12 R11
EP12
C210 C209 C208
C206
C205
C201
C162
C161
C150 C149
C147 C145
C114
C113
C111
C93
C92
C89
C86
C85
C84
C82
C81
C78
C74
C71
C61
C60
C58
C57
C56
C55
C54
C53
C52
C51
C44
C43
C40
C38
C37
C36
C28
C27
C25 C24
C18 C17 C16
C15 C14 C13
C12
C11
C10
C9
C8
C7
C6
C5
C4
C3 C2 C1
X1
R87
R68R67
R54
R52
R41
R23
R18
R16
Q4 Q3
Q2
Q1
J5
J4
J2
J1
IC201
IC14
IC10
IC9
IC5
IC4
IC3
IC2
IC1
FI201
EP201
EP8
D11
D3
D1
C207
C112
C91
C90
C88
C87
C73 C72
C26
C23
C22
C21
C20
H0 H5 H10 H15 H20 H25 H30 H35 H40 H45 H50 H55 H60 H65 H70 H75 H80 H85 H90 H95 H100 H105 H110 H115 H120 H125
V0V5V10V15V20V25V30V35V40V45V50V55
SPEAKER
J1
T5VSO TXMSO PONO TDETV BUSYM BUSY70 NM1RXI NM1TXD MICIN SP+
AFINM
WXDEC NC NC GND
DSCENC
VDATA
DSCDEC
VCK
PDN
SCK
SDIO
RINTM
GND
BEEPO
HV
TEMPV
L5V
SP−
MICG
261
J5
VB1+
VB1-
VLCD
VB0+
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0
VB0-
CS
RESETB
CD
WRO
GND GND GND GND GND GND
LEDK LEDV
CPU3V CPU3V CPU3V
J4
JTDO NRST JTMS JTDI
NJRST
JTCK
GND
CPU3V
J2
MICG
GND
GND
PTT
MIC
CLONE
J4
• LOGIC UNIT (B-8867C: BOTTOM VIEW)