Icom IC-A210 Service Manual page 102

(Amended page)
July 2019
• FRONT-B UNIT (for only IC-A220)
To VOLUME-B UNIT J1
J3
7 8
PON
IC10
C10
1
C1- C2+
0.1 2
C1+ C2-
3
NC NC
4
ROUT RIN
5
TIN TOUT
6
C11 NC NC
7
V+ V-
0.1 8
VCC GND
ADM3101EARQZ
IC13
1 5
2
3 4
TC7S00FU
IC14
1 5
2
3 4
TC7S04FU
3.3C
Key backlight ON : 4.9 V
Key backlight OFF: 0 V
IC8
R22 47 1 10
VDD LED3
R23 330k 2 9
RSTb LED2
CSDM 3 8
CSb LED1
4 7
CLK_IC12
CLK VSS
5 6
DATA_IC11
DATA OSC
NJU6060V
Key backlight ON : 4.9 V
Key backlight OFF: 0 V
PHOTO
IC9
5 1
IC15
IOUT VCC
1
8 2
GND
2 7 4 3
GC2 GC1
3 6
4 5 BH1620FVC
NJM2746RB1
IC7
1 5
VIN VOUT
2
VSS
3 4
CE NC
XC6221A332MR
R3
VOLUME-B
100
UNIT
R2
100
DAIAL BL
R1
2 J1
1 3.3V
1
VR
2
3 PON
3
4 MONI
4
GND
5
5 GND
6
6
7
TP76N00NA
Explanatory notes
Voltage Line (3.3V)
RX: 3.3 V
TX: 0 V
16V
R16
15
C13
16
15
0.1
14
13
12
11
10
9
IC12 10C
1 5
IC6
5
2 1
CTRL VIN
3 4 2
GND
3 4 5C
NC VOUT
TC7S08FU
NJM2830U1
IC11
1 5
2
3 4
TC7S08FU
3.3C
R21
5C
0
Key backlight ON : 4.9 V
Key backlight OFF: 0 V
LDTA123YET 1
Q3
2
3
Q2
EP1
LDTA123YET
MPZ2012S102A
LDTA123YET
Q1
5C
TO ONCHIP
EMULATOR
5C
RESET
JTAG2
JTAG3
R28
GND
100
3.3C
3.3 V
R96
R97
R98
R99
VR BL R100
The underlined parts have been updated from the previous version of the addendum, or the original pages
16.0 V
CP18
5C
IC5
1 5
VIN VOUT
2
VSS
3 4
CE NC
XC6221A332MR
3.3 V
10.1 V
5.0 V
TDO
TDI
TMS
TCK
IC4
5
OUT CD
VDD
4
VSS NC
BD5242G
DATA_IC11
CLK_IC12
MEM
DUALS
NOISE
MI1L
MI2L
LIGL
R81
RESET
IC3
10k
1 5
OUT CD
2
VDD
3 4
VSS NC
CP5 BD5242G
CP6 RESET
CP7 TDO
CP8 TDI
TMS
CP9 TCK
EC
DUALS
MEM
RCL
100k SWAP
100k
100k
100k
100k
S6 S2
LS37J2 LS37J2
<-->
RCL
9-13g
TO EL DISPLAY
J2
41 42
3C
L1 R62
12U 1M
Q4
X1
2SC4215
16.0 MHz
CR-917
R63
1.3 Vp-p
16 MHz
4.7k
97
PC3/TD0/SW0
98
PC2/TDI
99
PC1/TMS/SWDIO
100
PC0/TCK/SWCLK
101
VDD
102
PQ4
103
PP2
104
PP3
105
PP4
106
PP5
A0 107
PN0
CSB 108
PN1
RDB 109
PN2
110
WRB
PN3
111
RSTB
PN4
112 IC1
PN5
113
VDD TM4C129CNCPDTI3R
114
GND
C91 115
VDDC
0.1 116
PJ0
117
PJ1
118
PP0
119
PP1
120
PB5
121
PB4
122
VDD
123
PE4
124
PE5
125
PD4
126
PD5
127
PD6
128
PD7
SEL A
S3 S4 S5
LS37J2 LS37J2 LS37J2
EC
MEM DUAL
.
RDB
RSTB
WRB
CSB
A0
RESET
64
WAKE
63
VDD
62 D4
PK4
61 D5
PK5
60 D6
PK6
59 D7
PK7
58
PQ6
57
PQ5
56
PG7
55
PG6
54
PG5
53
PG4
52
PG3
51
PG2
50
PG1
R82
49
PG0
48
2.2k
GND
47
VDD
46
PF4
45
INCS
PF3
44
PF2
43 PTT1_O
PF1
42 DIALS
PF0
41
PA7
40
PA6
39
VDD
38
TXD32
PA5
37
RXD32 BPOUT
PA4
36 EPCL
PA3
35 EPDA
PA2
34 TXD31
PA1
33 RXD31
PA0
R86
LIGL
1k
C
B
A
3.3C
SEL B SEL C SEL D
Explanatory notes
Voltage Line (16V)
Voltage Line (10V)
Voltage Line (5V)
Voltage Line (3.3V/3V)