Icom IC-PW1 Service Manual Addendum page 186

10-6 MAIN UNIT
C111
0.1 IC28
TC4W66F
CP41
CP42
CP43
CP44
L13, L14: HF50ACC322513-B
J2
L8, L11, L12: 100 H
13_2 1
L9, L10 : 10 H
13_1 2
L14
13_1 3
L13
13_2 4
L12
SEND1 5
L11
SEND2 6
JACK1 L10
ALC1 7
L9
ALC2 8
UNIT J9
L8
CI5 9
FANV
10
GND
11
D77
D78
GND 12
D2FS4 D2FS4
CP45
CP46
CP47
J3 L117—L120, L123, L124: 100 H
L121, L122, L125: HF50ACC322513-B
L117
CLK 1
L118
DATA 2
L119
FRONT
DATK 3
L120
UNIT STR 4
L121
H12 5
L122
(SW BOARD
S12 6
L123
DATA2 7
J1) L124
STR2 8
GND 9
L125 D87
E5 10
D2FS4
C242
0.001
C222 C223
IC35 C224 C225 C226 C227 C228
D88 0.001 0.001 0.001 0.001 0.047 0.047 0.001
TA7805F
R247 D2FS4
33
O
I
G
C239
C221
0.001
C245 C246 C247 C248
0.1 L17 10 H
10 0.1 0.1 33
J4
L19 100 H
ID
1
VD
2
REGF 3
REGHC 4 L22 100 H
MAXI 5
REG UNIT
REGT 6 L24 100 H
GND 7
(PX-1981)
—13V 8
GND 9 L25 100 H
H12
10
H12
11 L27 10 H
SEL
12
R246
22k
L107
2943-66663
Q112 Q113
L108
P1 J23 DTC114EE DTC114EE
2943-66663 D86
1 D2FS4
2
3
L28 LR-270
FANV
C41
R66
R64 6.8 k
0.0047
6.8 k
Q100
DTC114EE C43
R65
680 p 47 k
2.6 V
C44
R67
0.1 14 13 12 11 10 9 8
12 k R238
R63
1 M
82 k
R68
39 k
IC8
BA9700AF
1 2 3 4 5 6 7
2.0 V
R69 10 k
C45 0.001
12.0 V
Q101
0.3 V
R71
2SB1123
330
0.3 V
R70 L35
D15 C48 C49
C52 C53
330
D2FS4 LR-270
470 470 47 47
C46 C47 L29 C50 C51
220 100 H 1
1 1
R73 1
R75 100 k
L30 100 H
C56
C55 10
R76 IC9A
0.1 3.9 k 8
3
NJM4558M
1
0 V
2
R79
R77 4
1.2 M
100 k
L32
J6
100 H
TUNER TX: 2.5 V
C57 R78
—13R 1
0.1 2.2 k RX: 2.3 V
UNIT 2 R85 100 k
5V
3
PV
(DET
4
RV
IC9B
R82
BOARD J1) GND 5 L31
0 V 4.7 k
100 H 5 NJM4558M
7
6
R232
R87
47 R86
R83 10 k
R84 1 M
C61
100 k
C60
0.1 2.2 k
0.1
Q27 R192 Q28
2.2 k
C54
2SB1119 DTC114EE
0.1
R148 2.2 k
R193 2.2 k
D66
D2FS4
R242 2.2 k
R243 2.2 k
TUNER ON : 13.8 V
TUNER ON : 13.0 V TUNER ON : 0 V
TUNER OFF: 0 V
TUNER OFF: 13.8 V TUNER OFF: 13.0 V
R155
47 k
ASE
DATA2
8 7 6 5
Q32
D76
DTC114EE
1SS373
1 2 3 4 R38 R233
1.2 k
1 M
R223
47 k
D4
R39 4.7 M R234
1.2 k
1 M
D54 D55
R222 D6
MA77 MA77
47 k 4.7 M
D7 1SS373
D8 1SS373
RL2
AHY103
C205 0.1
C17 C18 C19 C20 C21 C22
0.0047 0.0047 0.1 0.1 0.1 0.1
DATA2
D63
1SS301
D11
D61 D12
1SS301
1SS301 1SS301
R51 1 k CK
R50 1 k DATA
R49 1 k DATK
R48 1 k STR
R199 1 k
R200 1 k D13 D14
1SS300 1SS300
D62 STR2
1SS300
C229
C206 0.1
0.001
D85
1SS301 D26 1SS301
R198
47 k R197
RV-152
13.0 V
22 k
RL3
Vc
AHY103
REGF
D84
D2FS4
REGHC
MAXI
REGT
Q106
Ic
R213
2SC4116 2.2 k
C23 C25 C26 C28 C29 C31
C33
0.1 0.1 0.1
0.1 0.1 0.1 0.0047
C210
13.5 V
0.0047
IC1A R1 2.2 M L4
TX: —9.6 V
100 H
NJM3403AM RX: 4.2 V
TX: 4.6 V
RX: 4.6V
R2 330 k 4 D1
2
1SS373
1
3
TX: 2.2 V
R3 100 k 11 TX: —14 V
L6
RX: 0.3 V
RX: —14 V 100 H
C5
R4 0.1
R6
RV-108
C.P
RV-110
100 k
CP100
100 k D75
R5 1SS301
R241
RV-160
27 k
1 M [USA, EUR]
Q109
Q33
—14.2 V DTC114EE
2SC4116GR
D70
1SS373 R229
R228
180 k
10 k
R9 2.2M
R7 TX: —6.2 V
390 k
6 RX: 4.0 V
7
D69 5
MA77 D2 MA77
IC1B
NJM3403AM-T1
R10
C65 390 k
0.1
D71
R13 680 k
IC1C MA77
L7
R80
100 H
NJM3403AM
10 k
C235 TX: —6.8 V
C8 9 0.001
R11 RX: 2.4 V
0.1 8
C59 1.2 M
10
0.1 W3
D3
MA77
R12 R14
Q108
100 k 120 k
DTC114E R15
RV-150
0 V 10 k
R23
10 k
R22
C64
RV-152
0.1 100 k
C213
10
TUNER ON : 4.4 V
TUNER OFF: 0 V
TUON
10 - 6
ASE
DATA2
RX: 0.8 V
9 8 TRC
TX: 4.0 V
D18 MA77 [USA]
RX: 4.7 V USA
IC16D
D73 TX: 0 V
1SS301 PD4069UBG
ACC81
D20 MA77
BOUT
ACC82
SEND
R53 R54 R55
47 k 47 k 47 k
L15 100 H
1.0 V S4 S-1010A
R170
C34
8 100 k 1 2
0.1 3 ALC1 ADR0
1 1 2 3 ADR1
C
2
4 4 ADR2
IC4A
8 5
4 ADR3
NJM4558M
4.0 V
R45
L16
220 k
100 H C35 R44
R56 R57 R58 R59
0.1 220 k
47 k 47 k
S3 S-1010A 47 k 47 k
IC4B
1 2 ADR4
NJM4558M R171 C
2 3 ADR5
R152 1
5 100 k ALC2
4 4 ADR6
100 k
7
5
6 8
2.0 V
R47
4.0 V
R46
220 k
4.2 V R60 R61 R62
220 k
47 k
47 k 47 k
L37 100 H
IC1D
R226 NJM3403AM-T1 L113 100 H
0 V
470 k
13 C216
4.2 V
14
0.1
12
R224
5
470 k R227 R225
10 k
100 k 2 4
D67
3
1SS373
0 V
Q107 IC33
DTC114 EE
TC4S584F
REGC
IC5
R52
TA7805F
10
O
G
C38
C37 C39 C40
47 0.1 0.1 47
13.3 V
FANV
4.7 V
C13
C214 0.1 IC31A
IC2A
0.1
R24 NJM4558M
NJM4558M
R201
390 k 8
3 220 k
R28 1 k
FOR
1
2
R25 Q111
R202
390 k
TX: 2.0 V
4 DTC114EU 220 k
R26 RX: 0 V R205
22 k
RV-156 Q104
220 k
DTC114EE
R235 220 k
R27 56 k
C231 0.1 R240
IC2B
RV-160
R29
NJM4558M 1 M
390 k
5
7 R33 1 k REF
6
R30
390 k TX: 0.4 V
RX: 0 V
R31
D74
RV-158
1SS133
R32 56 k
470 k 50MF R207
220 k
L5 C234 0.1
R208
100 H
220 k
R35
C6
68 k
0.1
TX: —9.3 V
RX: 0.5 V
R34
270 k 4 D60
2
Q105
1SS373
1 ALCM
DTC114EE
3
TUNER ON (J1 connected GND): 4.4 V
8
R37
IC3A TX: 2.3 V OTHER: 0 V
12
R196 C14
82 k
RX: —0.1 V
NJM4558M 10K 0.1 IC16F
PD4069UBG
BAL
13
R133
R237
C236 CNTR0
27 k
27 k
1
R135
33 k D59
5
1SS373 BALA
7
6
3.4 V
C204
R137
R136
IC3B 0.1
10 k
6.8 k
NJM4558M
BALANCE PA1 — PA4: 0 V
ASE
DATA2
TRC
50MF
TI4
ASE
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
REGC
ALC2 61
P31(WR)
ACC81 62
P32
ACC82 63
P33
ADR0 64
P40
ADR1 65
P41
ADR2 66
P42
ADR3 67
P43
ADR4 68
P44
ADR5 69
P45
ADR6 70
P46
71 IC26
P47 WDTOUT(P80) 30
BOUT 72 TMP90PM38F
P50
REGT 73
P51(TO4)
BALA
74
P52(TO5)
75
VCC
76
P53(INT1/T14)
77
P54(INT2/T15)
78
VSS
C36 KEY
79
P55(WAIT/T01)
0.1
MAXI 80
P56(INT3/T12)
R139 R140
47 k 47 k
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
L115
C108
10 H
0.1
D16 MA77
IC13
S-8054ALB-LM
I
O
G
C88
D17
0.22
C87 MA77
0.1
IC7
X24C04S8
L36 1
A0
100 H
4.9 V 2
A1
R108 R107
L109 3
10 k 10 k A2
100 H 4
VSS
C211
TX: 4.2 V
0.1
RX: 0 V
8
3
FORT
1
2
R206
4 1 k
R203
220 k 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
L110
100 H
R204
56 k
C212
0.1
49
P37/RD
50
P36/WR
51
P35/SYNC
52
IC31B
P34
53
TX: 0.6 V
NJM4558M P33/RESETOUT
54
RX: 0 V P32/ONW
55
5 P31/DA2
56
7 REFT
P30/DA1
IC12
57
6
VCC
58 M38022M2-138FP
R212
VREF
R210
R209 1 k 59
220 k AV88
33 k 60
C208 P67/AN7
61
0.1
P66/AN6
62
R211 P65/AN5
63
100 k P64/AN4
64
P63/AN3
1 2 3 4 5 6 7 8 9
R97—R100: 47 k
CP1
Q26
IC10
R101
2SA1588
C66
47 k TC4S69F
10 5
2
4
R102 R104
270 10 k
3
R103
Q102
1 k
DTC114EE
C107
0.1
140 S
TX ON
3.4 V
50MF
TI4
PATH 0.4 V
AMP. ON : 4.6 V
AMP. OFF: 0 V
0.1 S
IC17 X24C01AS-3.0
3.4 V
C106
1 8 0.1
A0 VCC
2 7
A1 WC
3 6
A2
SCL
0.6 V 4 5
VSS SDA
R244
SDA R165
220k
SCL 100 k
R117
IC16C
1 8 22 k
P05(AD5) 40 18MF
PD4069UBG
P04(AD4) 39 14MF 2 7
R166
3
P03(AD3) 38 10MF 6 100 k
P02(AD2) 37 SEND 5 6 4 5 R118 22 k
7MF
P01(AD1) 36 35M
R245
TX ON
P00(AD0) 35 19M IC27
C207 100k
AMP. ON and TX: 4.5 V 4.5 V
VCC 34 TC7W08FU 0.1
ALE(P83) 33 I1/2 OTHER: 0 V
STBY(P82) 32 SEND
INT0(P81) 31 INT0
STR2
0.4 V
P77(TXD2) 29 DATA
P76(SCLK2) 28
STR
P75(RXD2) 27 DATK
C203 R119
D21
EA 26 0.1 680 k
MA77
X2 25
14
X1 24 X2
2 1 R132
VSS 23 9.8304 MHz
33 k
22 Q1
CLK 7 R120
21 2SA1586
47 k
RESET
IC16A
R121
C201 47 k
C202 PD4069UBG
R122
12 p L116
12 p
10 H 18 k
3 4
Q2
IC16B 2SC4116
PD4069UBG
Q36
DTC114EE
11 10
IC16E
PD4069UBG
Q114 2SA1586
R249
R116
100k
100 k
Q103
2SC4116
R115
220 k
FANV
C209
0.1
VCC 8
7
WC
6
SCL
5
SDA
16 S
3.5 V
0.9 V
32 35T
P20/DB0
31 7T
P21/DB1
30 10T
P22/DB2
29 14T
P23/DB3
28 21T
P24/DB4
27 28T
P25/DB5
26 50T
P26/DB6
25
C69
P27/DB7
24
VSS 15 p
23
XOUT
22
XIN
21 X1
P40/INT4
20 6.144 MHz
P41/INT0
RESET 19
18
CNV66
C70
17
P42/INT1 15 p R88
1 k
R90 R89
330 47 k
10 11 12 13 14 15 16
R91 1 k
IC25
S-8054ALB-LM
R97 R92 100 k C68 0.1
R98 R93 220 k
Q25
O
R99 2SC4116
R96 G
R95
R94 D27 C110
1 k
470 k C109
R100 MA77 0.1
220 k
0.1
R112
R109 R114
IC11
D24 47 k 47 k 1 k
5
TC4S69F RD5.1 M
4 R110
2
10 k
R113
3 100 k
Q23
R111
2SA1586
10 k
Q24
R106
R105 C67 D23
1 k 2SC4116
56 k 0.0047 RD5.1 M
BAL
TUON
1
2
3
4
5
6
7
C123
0.047
5
4
C125
3
0.00
0.51 S
IC2
NJ
D56
R157
1SS373
10 k
R12
100
TEMP
DPO
R194
15 k
C24
10
R1
1
L75 C
100 H 0
R250
68k
TR
D52
1SS