Icom IC-E7 Service Manual page 31

SECTION 11 CIRCUIT DIAGRAM
MAIN UNIT (1)
R2 10k
DS1
A01B004X
R4 68k
SEG16 109
SEG18/P102
SEG15 110
SEG17/P101
SEG14 111
SEG16/P100
SEG13 112
SEG15
SEG12 113
SEG14
SEG11 114
SEG13
SEG10 115
SEG12
SEG9 116
SEG11
SEG8 117
SEG10
SEG7 118
SEG9
SEG6 119
SEG8
SEG5 120
SEG7
SEG4 121
SEG6
SEG3 122
SEG5
SEG2 123
SEG4
SEG1 124
SEG3
125
SEG2
126
SEG1
127
SEG0
COM3 128
COM3
COM2 129
COM2
COM1 130
COM1
COM0 131
COM0
132
C2
133
C1
134
VL3
135
VL2
136
VL1
137
R17 1k VSS
PSET 138
P132/DA2
TRAC R18 1k 139
P131/DA1
140
AVSS
R19 1k
CTCOUT 141
P130/ADTRG/DAO
142
VREF
143
AVCC
144
P97/AN7
CPU3V
C105
C106
C107
IC1 C108
HN58X24256FPIE
C109
1 8 C110
A0 VCC
2 7 C111
A1 WP
3 6
A2 SCL
4 5
VSS SDA
IC2
R3112N291A
1 5
OUT CD
X1
CP18 CPU3V 2
VDD CR-813
CP19 3 4
VSS NC
CP20 RESET
CP21 TXD
for
CP22 RXD
FLASH
CP23 SCLK
CP24 BUSY
CP25 +3V
S1
KEY
R5 R20
S2 S4
390k 150k
KEY KEY
R6 R21
S3 S5
150k 390k
KEY KEY
R14
NTCG10
S8
TP70N00E2015F
UP
E
DN
CP1 VCC
IC10
from R1111N321B
battery
1 5
pack
VDD VOUT
CP2 2
GND
3 4
CE NC
IC11
CP15
R1111N321B
D50
DA221
1 5
VDD VOUT
2
CP16 GND
TEMP 3 4
C40 47 CE NC
CP17
+3V
CPU3V
+3V
CPU3V
C503
0.001
72
P15/KI5
71
P16/KI6
70
P17/KI7
Explanatory notes 69
P20/KI8
68
P21/KI9
67
VOLTAGE LINE
P22/KI10
66
P23/KI11
65
TX LINE P24/KI12
64
P25/KI13
63
RX LINE P26/KI14
62
P27/KI15
61
P30/KI16
60
P31/KI17
59
P32/KI18
58
P33/KI19
57
P34
56
P35
55
IC4
P40/TA0OUT
M30220MA-139RP 54
P41/TA0IN
53
P42/TA1OUT
52
P43/TA1IN
51
P44/TA2OUT
50
P45/TA2IN
49
P46/TA3OUT/INT4
48
P47/TA3IN/INT4
47
P50/TB0IN
46
P51/TB1IN
45
P52/TB2IN
44
P53/TB3IN
43
P54/TB4IN
42
P55/TB5IN
41
P56/INT3
40
P57/CKOUT
39
P60/CTS0/RTS0
38
P61/CLK0
37
P62/RXD0
0.001
0.001 R43 1k
0.001 R44 1k
0.001
0.001 R352 1k
0.001
0.001
IC12
TC7W04FU
1
2
Q5
UNR9213J
3
C25 4
18p
K1
K2
S6
POWER
L1
KEY
10µ
S7
SQL
KEY
TEMP C511
C513
56p
100p
DCK
X4
CSTCR6M75G53 Q62
2SC4617
Q61
DUD
2SC4617
C512
56p
VIN
R7 1k
LIGHT
+3V
Q3
Q6 Q4
XP1501
2SA1588 2SA1588
Q1 R3V +3S 5
UNR9113J
1
2
R31
47k
3
4
CPU3V
+3V
VCC
Q26
2SA1576
Q24
UNR9211J
Q22 TXC
2SC4617
R183 470
R184 470
+3V
a
WFM
800C
AFFIL AM
LIGHT
R105
AFON Q18 100
V1C UNR9115J
V2C
V3C
BCC
HFC
SHIFT
ATT
DBL1
DBL2
VSHIFT
TXV
TXU
TXC
R104
+3SC
1.5k
PCON
VHFC
AM
WFM
R3C R3V
UHFC
LEDG
LEDR CTONE
R351 1k BUSY
R122 68k
SCLK
RXD
R126 1M
TXD
IC5
LM2904PWR
R355 1k BEEP
RTONE 1
DTCS
NOISE 2
- +
PUL 3
PCK
4
PSTB
PDA
VSTB
CPU3V
R131 R132 D11
10k 10k 1SS400
8
7 Q30
XP4601
6
C153
5 0.001
R133 12k
+3V
MODSET
FSET
IC13
BH2220FVM
TRAC
1 8
AO1 LD
2 7
AO2 CLK
3 6
AO3 DI
4 5 R77 10
VCC GND
DTCSET
C28 1 C32 1
R34 Q7
100k 2SC4617
C30 1
C24 1
C50 R56
VCC
0.01 390k
Q2
2SC4617
R23 6.8k
R24 3.3k
R25
2.2k
C51 R57
0.1 18k
+3SC
+3S
R3V
R3C
PCON
CPU3V
Q27
XP1113
1 5 R82 R83
1M 10k
2
C103
0.033
3 4
5
1
+
4
3
-
2
C104
0.1
IC17
LMV321IDCK
PSET
R3V
R171 10k
R120 C122
100k 150p
D10 FI1
DAN235E C133 ELFY450E
0.01
O I
C139
D9
0.01
MA2S728
L2
470µ
C124
100p
R108
680k
Q8
UNR9115J
EP4
R176 R178
100k 100k
IC15
TA31136FNG
R191
1
1.5k OSCIN MIXIN
2
OSCOUT GND
3
MIXOUT N-REC
4
VCC N-DET
5
IFIN RSSI
C147 0.1 6
8 DEC IFOUT
7
C135
FILOUT QUAD
1 8
7 FILIN AFOUT
R186
100k
6
R169 R172
+ -
82k 82k
5
C158 R196 C162
0.01 15k 0.01
R134
82k
R192
47k
FI3
D17
D14
FL-393
DAN235E
DAN235E R207 R217
0 470
2 1
D13
MA2S111
C161 FI2
0.01 SFECS14M8DA0001 Q32
C171 C179
XP4601
0.01 82p
2 1
O I 4
4
Q9 FL
G
2SC5006
5
6
R78 C77
12k 0.1
C190
10 R239 3.3k
Q34
2SJ144
R228
10k
R232
D5 C73
82k
MODSET
1SS400 0.1
C68 R75
0.1 470k
C64
820p R87
3.9k
CTCOUT
R86
1k
C58 R65
Q41
390p 470k
UNR9213J
DTCS
R319
1k
Q49
C554 XP4214
Q28
C59 C74 220p
2SJ144
0.1 0.1 4 3
5 2
R202 R79
2.2M 820
6 1
Q12
2SC4617
VCC
11 - 1
BUS LINE1
+3V
VCC
x
Q50
UNR9215J
R170 C549
0.15
0.001
Q17
UNR9213J
R3V
Q16
XP1114
1 5
2
D12 3 4
DAN235E
z
h
R211
0
C169
16 0.033
15
14
13 NOISE
12 RSSI
11
Q52
10 UNR9213J
9 WFM
Q51
XP1114
1 5
R204
470
2
3 4
R214 680
MAIN
UNIT
X3 CDBC450CX24
(2)
R324 220
C481 470p
C482 0.001
L103 100µ
C180 0.01
i
j
3
2
1
R224
22k
k
l
R251 33k
R363 4.7k
aa
C209
Q37
1
2SC4213
R93
NTCG10
R88
15k
C90
10
ab
ac
R365
100k
Q48
2SJ144
YG
R302
470k
R
DS8
BRPY1211C
+3S
BUS LINE2