Voltage Diagram - Icom IC-A210 Service Manual

(Amended page)
July 2019
SECTION 9

VOLTAGE DIAGRAM

• FRONT UNIT (for IC-A210 and IC-A210E)
TO
J3
06FLZ-SM2-TB
MAIN UNIT
7 8
PON
5C
C35
0.1
IC10
C36
1 16
C1+ VCC
2 15
0.1
V+ GND
3 14
C1- T1OUT
4 13
C2+ R1IN
5 12
C37 C2- R1OUT
6 11
V- T1IN
7 10
0.1
T2OUT T2IN
8 9
R2IN R2OUT
ADM202EARUZ
D4
NNCD6.2G
5C
R122
0
IC15
1 10
VDD LED3
2 9
RSTb LED2
CSDM
3 8
CSb LED1
CLK_IC12
4 7
CLK VSS
DATA_IC11
5 6
DATA OSC
NJU6060V
Q4
DTA113ZU
Key backlight ON : 4.8 V
Key backlight OFF: 0 V
IC9
5
1 5 1
IOUT VCC
PHOTO 4 2
GND
3 4 3
GC2 GC1
IC13
2
LMV321IDCK
BH1620FVC
Key backlight ON : 4.9 V
VOLUME
Key backlight OFF: 0 V
R3
VR
UNIT
100
R2
5V
1K
2
1
1
PON
2
3
3
R1
4
4
5
5
6
6
MONI
7
TP76N00NA J1
06FLZ-SM2-TB
VR BL
RX: 4.9 V
TX: 0.1 V
16V 16V
PON
10C
10C
10.3 V
IC12
5 1
2
4 3
TC7S08FU IC14
5 1
IC11 2
5 1 4 3
2
4 3 TC7S04FU
TC7S08FU
IC17
5 1
C
2
A
CSDM
4 3
TC7S00FU
Key backlight ON : 4.9 V
Key backlight OFF: 0 V
5C
Q5
L1
DTA113ZU
39U
Q6
2SC4215
*R142
Q7
DTA113ZU
1.9 V
R26
5C
10k IC3
1
OUT
2
VDD
TO ONCHIP 3
VSS
EMULATOR
CP4 BD5242G
CP06S
5C CP18
RESET
CP06S
CP16
JTAG3
CP10S
CP14
JTAG2
CP10S
CP19
GND
CP06S
5C
RCL
MEM
SWAP
DUAL
EC
S4 S5 S6
LS35J2 LS35J2 LS35J2
LS35J2
DUAL EC
The underlined parts have been updated from the previous version of the addendum, or the original pages
15.9 V
TO EL DISPLAY
J5
40FLZ-SM2-R-TB
41
4.9 V
IC16
TA78L05F
R5
5C 3.2 V
100k
I O
IC2
G
1 CTRL 5
VIN
2 GND
3 NB 4 3C
VOUT
NJM2370U1
5C
RXD32
CP17
CP06S
SWAP
RCL
MEM
DUAL
EC
TXD32
CP15
CP10S
BPOUT
1
P10/TMOW
2
P11/TMOFL
R40 2.2k 3
P12/TMOFH
MONI
4
P13/TMIG
R35
47k 5
P14/IRQ4/ADTRG
R36
47k 6
P15/IRQ1/TMIC
PTT1_O
IC18 7
P16/IRQ2
TC7SHU04FU R119
47k 8
P17/IRQ3/TMIF
1 5 9
R43 X1
2 10
X2
1M 3 4 11
VSS
12
OCS2
X1 13
OSC1
9.8304 MHZ
14
TEST
RESET 15
RES
R50 47k 16
P20/SCK1
R51 47k 17
P21/SI1
R52 47k 18
P22/SO1
REG_C2
R135 1k 19
P23
20
P24
JTAG1 21
P25
22
P26
JTAG4 23
P27
INCOM_O
24
P30/PWM
25
P31/UD
5
CD
4
NC
FW1/JTAG3
FW2/JTAG2
S1
2 R11
A
3 R14
B
1
COM
5 R103
A
6 R99
B
4
COM
S3 S2
LS35J2
7 8 DIAL
EC11EAB24C
MEM RCL DAIAL BL
9-1g
42
D15
D14
D13
D12
D11
D10
D9
D8
5C
R75 470k
R76 47k
R74 2.2M R59 47k
R38 2.2M R58 47k
R126 2.2M
D7
C58 0.001 D6
D5
D4
D3
D2
D1
100 D0
75 D8
P90/SEG33
74 D7
P87/SEG32
D6
73
P86/SEG31
D5
72
P85/SEG30
D4
71
P84/SEG29
D3
70
P83/SEG28
D2
69
P82/SEG27
D1
68
P81/SEG26
D0
67
P80/SEG25
66
P77/SEG24
65
P76/SEG23
IC4 64
P75/SEG22
HD64F38347WV 63
P74/SEG21
62
P73/SEG20
61
P72/SEG19
60
P71/SEG18
59
P70/SEG17
58
P67/SEG16
57
P66/SEG15
56
P65/SEG14
55
P64/SEG13
54
P63/SEG12
53
P62/SEG11
52
P61/SEG10
51
P60/SEG9
5C 5C
R6
100
C59
0.01
IC5
8 1
VCC A0
7 2
WP A1
10k 1MA
6 3
SCL A2
10k 1MB
5 4
SDA VSS
24LC64T
10k 25KA
10k 25KB
Explanatory notes
SEL A
Voltage Line (16V)
Voltage Line (10V)
Voltage Line (5V)
Voltage Line (3.3V/3V)
.
3C
C72 0.001
IC7
1 24
VCCA VCCB
2 23
DIR VCCB
3 22
A1 OE
DO15
4 21
A2 B1
DO14
5 20
A3 B2
6 19 DO13
A4 B3
7 18 DO12
A5 B4
8 17 DO11
A6 B5
9 16 DO10
A7 B6
10 15 DO9
A8 B7
11 14 DO8
GND B8
12 13
GND GND
SN74LVC4245ADBR
C74
0.001
IC6
1 24
VCCA VCCB
2 23
DIR VCCB
3 22
A1 OE
4 21 DO7
A2 B1
5 20 DO6
A3 B2
6 19 DO5
A4 B3
7 18 DO4
A5 B4
8 17 DO3
A6 B5
9 16 DO2
A7 B6
10 15 DO1
A8 B7
11 14 DO0
GND B8
12 13
GND GND
SN74LVC4245ADBR
22k A0
R60
22k CSB
R61
22k RDB
R62
22k WRB
R63
22k RSTB
R64
SELA
SELB
SELC
SELD
C
B
A
SELA
SELB
SELC
SELD
SEL B SEL C
SEL D