Icom IC-A210 Service Manual page 178

Mar. 2009
VOLTAGE DIAGRAM
To VOLUME UNIT J1
J3
7 8
06FLZ-SM2-TB
PON
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
C2- R1OUT
C37
6 11
V- T1IN
7 10
0.1
T2OUT T2IN
8 9
R2IN R2OUT
D4
ADM202EARUZ
NNCD6.2G
IC17 IC12
1 5 1
2 2
3 4 3
TC7S00FU TC7S08FU
IC11
IC14 1
1 5 2
2 3
3 4
TC7S08FU
TC7S04FU
5C
0
R122
IC15
R101 47 1 10
VDD LED3
R10 2 9
RSTb LED2
3 8
CSDM 330K
CSb LED1
CLK_IC12 4 7
CLK VSS
DATA_IC11 5 6
DATA OSC
NJU6060V
R91
3.3M
IC9
5
3
R93
PHOT O 4
1
100
2
NJU7008F3
VOLUME
R3
VR
UNIT
100
R2
5V
1K
2
1
1
PON
2
3
3
R1
4
4
5
5
6
6
MONI
7
TP76N00NA J 1
0 6 F L Z - S M 2 - T B
DAIAL BL
16V 16V
PON
10C
R83
15
CP17
RXD32
CP15
5
IC16 TXD32
TA78L05F
4
10C 5C
I O
G
5
4
5C
Q5
DTA113ZU
Q7
DTA113ZU
Q4
DTA113ZU
5C
TO ONCHIP
EMULATOR
5C CP4
RESET CP18
JTAG2 CP14
JTAG3 CP16
GND CP19
5C
R12 100K
R13 100K
R98 100K
R102 100K
VR BL R19 100K
12
40FLZ-SM2-R-TB
41
R5
100K
IC2
1 5
CTRL VIN
2
GND
3 4
NB VOUT
C46
NJM2370U1
0.1
5C
CP06S
CP10S
R40
2.2K
EC
MONI
R3 5 47K
R3 6 47K
IC18 PTT1_O
TC7SHU04FU R119 47K
1 5
L1 R43
2
3 4
39U 1M
X1
Q6
9.8304MHZ
2SC4215
R5 0 47K
R5 1 47K
R5 2 47K
REG_C 2
CR-789A(9.8304MHZ)
FW1/JTG3
JTG1
FW2/JTG2
JTG4
INCOM_ O
R26
IC3
10K
1 5
OUT CD
2
VDD
3 4
VSS NC
CP06S BD5242G
CP06S RESE T
CP10S FW2/JTG2
CP10S FW1/JTG3
JTG1
CP06S JTG4
5C
EC
DUAL
MEM
RCL
SWAP
S6 S2
LS35J2 LS35J2
< -->
TO EL DISPLAY
J5
42
3C
1
DIAL 2
3
4
5
6
7
8
9
10
11
12 IC4
13
HD64F38347WV (AX-2974A-6)
14
15
16
17
R135 18
1K 19
20
21
22
23
24
25
IC5
R113
1 8
A0 VCC
2 7
10K
A1 WP
3 6
A2 SCL
4 5
VSS SDA
24LC64 T
SEL A
S3 S4 S5
LS35J2 LS35J 2 LS35J2
EC
FRONT UNIT
3C
IC7
1 24
VCCA VCCB
2 23
DIR VCCB
3 22
D15
A1 G
4 21
D14 DO15
A2 B1
D13 5 20 DO14
A3 B2
D12 6 19 DO13
A4 B3
D11 7 18 DO12
A5 B4
8 17
D10 DO11
A6 B5
9 16
D9 DO10
A7 B6
D8 10 15 DO9
A8 B7
11 14 DO8
GND B8
12 13
GND GND
TC74LVX4245FS
IC6
1 24
VCCA VCCB
2 23
DIR VCCB
D7 3 22
A1 G
4 21
D6 DO7
A2 B1
5 20
D5 DO6
B2
A3
D4 6 19 DO5
A4 B3
D3 7 18 DO4
A5 B4
D2 8 17 DO3
A6 B5
D1 9 16
DO2
A7 B6
10 15
D0 DO1
A8 B7
11 14 DO0
GND B8
12 13
GND GND
TC74LVX4245FS
75 D8
74 D7
73 D6
72 D5
71
D4
70 D3
69 D2
68 D1
67 D0
66
SIGN339 22K R60 A0
65 SIGN340 22K R61 CSB
64 SIGN341 22K R62 RDB
63 SIGN342 22K R63 WR B
62 SIGN343 22K R64 RSTB
61
SELA
60 SELB
59 SELC
58 SELD
57 CDC
56
C
55 B
54 A
CLK_IC12
53
52 DATA_IC11
51
5C
SEL B SEL C SEL D
*; Refer to "PARTS LIST."