Icom IC-A210 Service Manual page 45

SECTION 9 VOLTAGE DIAGRAM
To VOLUME UNIT J1
J3
7 8
06FLZ-SM2-TB
PON
R83
C35
0.1 15
IC10
C36
1 16
C1+ VCC
2 15
0.1 GND
V+
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 5
2 2
3 4 3 4
TC7S00FU TC7S08FU
IC11
IC14 1 5
1 5 2
2 3 4
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
Q4
DTA113ZU
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
7 MONI
TP76N00NA
J 1
0 6 F L Z - S M 2 - T B
DAIAL BL
9 - 1
16V 16V
PON
10C
CP17
RXD32 CP06S
CP15 CP10S
IC16 TXD32
TA78L05F
10C 5C
I O
G
5C
Q5
DTA113ZU
Q7
DTA113ZU
5C
TO ONCHIP
EMULATOR
5C CP4 CP06S
RESET CP18 CP06S
JTAG2 CP14 CP10S
JTAG3 CP16 CP10S
GND CP19 CP06S
5C
R12 100K
R13 100K
R98 100K
R102 100K
VR BL R19 100K
J5
40FLZ-SM2-R-TB
41
R5
100K
IC2
1 5
CTRL VIN
2
GND
3 4
3C
NB VOUT
C46
NJM2370U1
0.1
5C
R40
2.2K
EC
DIAL
MONI
R3 5 47K
R3 6 47K
IC18 PTT1 O
TC7SHU04FU R119 47K
1 5
L1 R43
2
3 4
39U 1M
X1 CR-789
Q6
9.8304MHZ
2SC4215
R5 0 47K
R5 1 47K
R5 2 47K R135
REG C 2 1K
FW1/JTG3
JTG1
FW2/JTG2
JTG4
INCOM_ O
R26
IC3
10K
1 5
OUT CD
2
VDD
3 4
VSS NC
BD5242G
RESE T
FW2/JTG2
FW1/JTG3
JTG1
JTG4
5C
EC
DUAL
MEM
RCL
SWAP
S6 S2
LS35J2 LS35J2
< -->
TO EL DISPLAY
42
1
P10/TMOW P90/SEG33
2
P11/TMOFL P87/SEG32
3
P12/TMOFH P86/SEG31
4
P13/TMIG P85/SEG30
5
P14/IRQ4/ADTRG P84/SEG29
6
P15/IRQ1/TMIC P83/SEG28
7
P16/IRQ2 P82/SEG27
8
P17/IRQ3/TMIF P81/SEG26
9
X1 P80/SEG25
10
X2 P77/SEG24
11
VSS P76/SEG23
12
IC4
OCS2 P75/SEG22
13 HD64F38347WV
OSC1 P74/SEG21
14
TEST P73/SEG20
15
RES P72/SEG19
16
P20/SCK1 P71/SEG18
17
P21/SI1 P70/SEG17
18
P22/SO 1 P67/SEG16
19
P23 P66/SEG15
20
P24 P65/SEG14
21
P25 P64/SEG13
22
P26 P63/SEG12
23
P27 P62/SEG11
24
P30/PWM P61/SEG10
25
P31/UD P60/SEG 9
5C
IC5
R113
1 8
A0 VCC
2 7
A1 WP 10K
3 6
A2 SCL
4 5
VSS SDA
24LC64 T
SEL A SEL B
S3 S4 S5
LS35J2 LS35J 2 LS35J2
EC
FRONT UNIT
3C
IC7
1 24
VCCA VCCB
23
2
DIR VCCB
D15 3 22
A1 G
D14 4 21 DO15
A2 B1
5 20
D13 DO14
A3 B2
D12 6 19 DO13
A4 B3
D11 7 18 DO12
A5 B4
D10 8 17
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
D5 5 20 DO6
A3 B2
D4 6 19 DO5
A4 B3
7 18
D3 DO4
A5 B4
D2 8 17 DO3
A6 B5
D1 9 16 DO2
A7 B6
D0 10 15 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
DATA_IC11
52
51
SEL C SEL D
*; Refer to "PARTS LIST."