Icom IC-M710RT Service Manual page 65

J7
GND
GND
L45
PFSK
10 H
8V 8V
STB2 R140 1k STB2
STB1 R141 1k STB1
CON2 R142 1k CON2 STBI
to
CON1 R143 1k CON1 CK
MAIN
CON0 R144 1k CON0 DATA
unit
J9 DRST R145 1k DRST
STB3 R146 1k STB3
DATA R147 1k DATA
CK R148 1k CK
13.6
L42
13.6
EXC-ELDR25C
13.6
R10
22
IC3
11.8 V 5.3 V
TA7805F
1 2
I O
G
3
IC8
TC7SU04F
PFSK 5
4 2
R121
2k 3 R11 C20
100 0.001
R123
2k
R125
2k
R127
2k
12 44
VSS VDD
13 43
DA0 CON_CLK
R129
14 42
2k DA1 DATA
15 41
DA2 STRB
16 40
DA3 VSS
17 39
IC2
DA4 VDD
R131
SC-1287
18 38
2k VSS P2
19 37
DA5 TREE
20 36
DA6 P1
21 35
DA7 UL
R133
22 34
2k DA8 VSS
R135
2k
R137
2k
R139
2k
J3 R53 L40 C129 L38 L37
P3 39 3.3 H 0.0047 10 H 8.2 H
BFO
to
MAIN unit C157 C155
J5 5p 9p W11
W10
L41
PLL UNIT
EXC-ELDR25C
R200 1.5k
R199 220
IC5
LC7153M
1 24
2 23
R190 1k 3 22
R191 1k 4 21
R72 L46
5 20
47k 10 H
6 19
7 18
8 17
R80
9 16
56k
C125
10 15
0.001
11 14
Q22 C101
12 13
DTA114EU 2p
Q8
2SC4215
D2
5.4 V
1SS301
0.8 V
J4 2.6 V 7.2 V
R18 L12 C46 C50 R61
820 100 H 39p 150p 100k
D15 Q5
HSM88AS 2SK210
D16
HSM88AS
1.2 V
L8
10 H
L9 R97 R98
100 H 47k 47k
C38 L10 C42
0.0047 3.9 H 0.0047
C36
0.0047
C40
5p
4.8 V
Q11
2SC4215
0.7 V
DRST
C34
0.0047
CK
DATA
C24
STB3
0.0047
C25
51
0.0047 VSS
52
PD2
C63
53
0.0047 PD1
54
PD0
55
VSS
56
PDTRI
57
VSS
R89
58
47k VDD
59
REFOSC
60
RC
C23
61
47 FCK
62
VDD
63
IC1
VSS
C27
64 SC-1246
0.0047 Q12MA
65
Q4MA
DRST 66
VSS
D1 C26
67
1SS301 0.0047 VDD
68
ETC07
69
ETC06
70
ETC05
71
ETC04
72
ETC03
73
ETC02
74
ETC01
75
ETC00
STB2
CON2
CON1
CON0
CK R188 1k
DATA R189 1k
COMPLETE VIEW
R86 L21 R87 L16
10k LW-25 22 100 H
D4
HVM17
D5
C92 L24
1SS226
0.0047 E554EN
7.6 V
J5
R84 L20 C91 C98 R90
2.2k LW-19 100p 1p 4.7k
Q3
2SK2171
Q9
L11 R96 R94 Q4
2SC4116
3.7 V
100 H 2.2k 2.2k 2SC4215
3.0 V
0.9 V
UNLOCK: 4.4 V
L26
100 H
R60 L28
100 100 H
7.1 V
C60
0.0047
R64
120k
5.3 V 7.4 V
C56
Q7 4.8 V
10p
Q6
2SC4215
2SC4116
L15 R63
10 H 150 C111
0.0047
4.0 V
4.7 V
L1
10 H
R198 R194
4.0 V
100 1.5k
2.5 V
IC6
TC7SU04F
5
Q10
2 4
2SC4116
2.0 V
3 2.4 V
R79
1M
C43
5
0.001
2
4
IC4 FI1
3 R43
TC7SU04F SFECA10.7MA5
2k
R45
1M
R41
2k
R39
2k
25
VDD
R37
24
VDD 2k
23
TE3
22
TE2
21
TE1
R35
20
VSS 2k
19
DA11
18
DA10
17
DA9
R33
16
DA8 2k
15
DA7
14
DA6
13
VDD
R31
12
VSS 2k
11
DA5
10
DA4
9
DA3
R29
8
DA2 2k
7
DA1
6
DA0
5
VDD
R27
4
VSS2 2k
3
VSS
2
SYSCLKO
1
VSS
R25
2k
R23
2k
C30
0.0047
R21
2k
R176 47k
R178 47k
R179 47k
R180 47k
R184 47k
R183 47k
P1
to
R92 L22 J1 MAIN unit
100 100 H J3
1LO
7 V
P1
to
R81
MAIN unit
4.7k
J1
R56
Q24
56k
C66
2SC4215
0.001
C132 5.2 V R58 C124 C170 L44 L35 L36
5p 27 47p 47p 0.1 H 0.1 H 0.1 H
3.4 V
Q21
2SC4215
C136 C138
4.2 V
12p 7p
R6
100
C10
0.5p
L4 L5
2.0 V
LS-471A LS-471A
7.4 V
Q2 P2
2SC4215 to
Q25
J2 MAIN unit
2SC4116
J4
2LO
to
MAIN unit
J22
1.4 V
7.2 V 1.5 V 13.6 V
X1
R50 R1 CR-282
15k
220
L2
LW-25
Q1
2SC4215
C3
R2
82p
4.7k
L3
LS-472C
R3
R103
470 47
C2
0.0047
0.9 V
J5 P4
MEASUREMENT CONDITION
VOLTMETER: 50 k‰/V
TX: 1.5 V
R52 C68 C79 R50 C71
C6 R6
J1
12 0.0047 100p 2.2k 33p
0.01 68
PAI
TX: 0.65 V
Q8 Q1
13.6 V
2SC1971 2SC3133
L1 L4
13.6 V
LR-274 LR-143
TX: 0.7 V
Q2
2SC3133
13.6 V
TX: 0.65 V
C29 0.047
R7
L6
C48 0.0047
68
LR-270
C28 10000
8.2 V
EP4 EP3
R23
10
TX: 8 V
TX: 1.3 V TX: 7.4 V
RX: 0.1 V RX: 8 V
J3
R36
470
T8 RX: 8 V
THS L23 10 H Q5
HL 2SA1037K
IC1
R19
R18 TA7808S
13.6 4.7k
8.2 V
4.7k
13.6 L16 10 H 2
O
GND
IC3
PS2701
GND
GND L20 100 H
ICA L22 100 H
HTP L21 100 H
L14
100 H
7.6 V
W4 W3
IC4
PS2701
S2
C78
TX: 1.5 V
0.1
C41 C42 C43 C44 C73 C74 C75 C76
0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1
F1
W10
13.6 V
TERMINAL BOARD
J1
P2
P3
to
MAIN unit
J32
I
G
3
E
E