Icom IC-PW1 Service Manual page 165

R155
47 k
10-6 MAIN UNIT
8 7 6 5
C111 Q32
IC28
0.1
DTC114EE
TC4W66F
CP41
1 2 3 4
CP42
CP43 R223
47 k
CP44
L13, L14: HF50ACC322513-B
J2
L8, L11, L12: 100 H
D55
13_2 1 D54
L9, L10 : 10 H R222
13_1 MA77 MA77
2 47 k
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
GND 12 D78
D2FS4 D2FS4
C17 C18 C19 C20 C21
0.0047 0.0047 0.1 0.1 0.1
CP45
DATA2
CP46
CP47
D61
J3 L117—L120, L123, L124: 100 H
1SS301
L121, L122, L125: HF50ACC322513-B
L117
CLK 1 L118
DATA 2
FRONT L119
DATK 3
L120
UNIT STR 4
L121
H12 5
L122
(SW BOARD S12 6
L123 R199 1 k
7
J1) DATA2 L124 R200 1 k
STR2 8
GND 9 D87
L125
E5 10 D2FS4
C242
0.001 D62
1SS300
C222
IC35 C223 C224 C225 C226 C227 C228 C229
D88 0.001 0.001 0.001 0.001 0.047 0.047 0.001 0.001
TA7805F
D85
R247 D2FS4
1SS301
33
O
I
G
R198
47 k R197
C239 RV-152
13.0 V
0.001 C221 22 k
C245 C246 C247 C248
0.1
10 0.1 0.1 33 L17 10 H
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 L25 100 H
9
H12
10
H12 11 L27 10 H
SEL 12
R246
22k
C23 C25 C26 C28 C29 C31 C33
0.1 0.1 0.1 0.1 0.1 0.1 0.0047
L107
2943-66663
Q112 Q113
P1 J23 DTC114EE DTC114EE L108 C210
2943-66663 D86 13.5 V 0.0047
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 R63 R238
1 M
82 k
TX: 4.6 V
R68
RX: 4.6V
39 k
IC8
BA9700AF
1 2 3 4 5 6 7
2.0 V
R69 10 k
C45 0.001
12.0 V
Q101 R241
0.3 V
R71 27 k
2SB1123
330
0.3 V —14.2 V
R70 D15 L35
C48 C49 C52 C53
330 LR-270
D2FS4 470 470 47
47 D70
1SS373
C46 C47 L29 C50 C51
220 1 100 H 1 1
R73 1
D69
MA77
R75 100 k
L30 100 H
C56 C65
C55 10 R76 IC9A 0.1
0.1 3.9 k
3 8
NJM4558M
1
0 V 2
L7
R80 100 H
4 R79
R77 10 k
1.2 M
100 k
C8
J6 L32
100 H 0.1
TX: 2.5 V C59
TUNER C57 R78
—13R 1 0.1
0.1 2.2 k RX: 2.3 V W3
UNIT 5V 2 R85 100 k
PV 3
(DET
RV 4
IC9B Q108
R82
BOARD J1) GND 5 L31
0 V 4.7 k
100 H 5 NJM4558M DTC114E
7
6
R232
R87
47 R86
R83 10 k
R84 1 M
C61 100 k
C60 0.1 2.2 k
0.1 C64
0.1
Q27
R192 Q28
2.2 k
C54 2SB1119 DTC114EE
0.1
R148 2.2 k
R193 2.2 k
D66 TUNER ON : 4.4 V
D2FS4
R242 2.2 k TUNER OFF: 0 V
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
TUON
10 - 6
ASE ASE
DATA2 DATA2
RX: 0.8 V
9 8
TX: 4.0 V TRC
D76
D18 MA77 [USA]
1SS373
RX: 4.7 V
IC16D
D73 TX: 0 V
1SS301 PD4069UBG
R38 R233
1.2 k 1 M
ACC81
D20 MA77
D4
ACC82
R39 4.7 M R234
1.2 k 1 M
SEND R53 R54
L15 100 H 47 k 47 k
D6
4.7 M
1.0 V R170 S4 S-1010A
C34
0.1 8 100 k ALC1 1 2
3
D7 1SS373 1 1 2 3
C
2 4 4
IC4A
D8 1SS373
4 8 5
NJM4558M
RL2
4.0 V
AHY103
R45
L16
220 k
100 H C35 R44
C205 0.1
C22 0.1 220 k R56 R57
0.1 S3 S-1010A 47 k 47 k
IC4B
1 2
NJM4558M
R171 C 2 3
R152 1
D63 5 100 k ALC2
4 4
1SS301 100 k
7
5
6 8
2.0 V
D11
D12
R47
1SS301
1SS301 4.0 V R46
220 k 4.2 V
220 k R60 R61
R51 1 k CK 47 k 47 k
R50 1 k DATA
L37 100 H
R49 1 k DATK
R48 1 k STR
IC1D
R226 NJM3403AM-T1 L113 100 H
D13 D14 0 V
470 k
1SS300
1SS300
13
4.2 V
14
12
R224
STR2
470 k R227 R225 5
10 k
100 k 2
C206 0.1
D67
D26 1SS301 3
1SS373
Q107 IC33
DTC114 EE
TC4S584F
REGC
Vc RL3
AHY103
IC5
REGF D84 R52
TA7805F
REGHC D2FS4 10
O
MAXI G
C38
REGT C37 C39 C40
47 0.1 0.1 47
Ic Q106 R213
2SC4116 2.2 k
13.3 V
IC1A L4 C13
R1 2.2 M TX: —9.6 V C214 0.1
IC2A
100 H 0.1
NJM3403AM RX: 4.2 V
R24 NJM4558M
390 k
R2 330 k 3 8
2 4 D1 R28 1 k
FOR
1SS373 1
1 2
R25 Q111
3
390 k 4 TX: 2.0 V
DTC114EU
TX: 2.2 V R3 100 k 11 TX: —14 V
L6 R26 RX: 0 V
RX: 0.3 V
RX: —14 V 100 H RV-156
220 k
C5 R235 220 k
R27 56 k
R4 0.1 C231 0.1 R240
R6 IC2B
RV-108 RV-160
RV-110 C.P R29
100 k NJM4558M 1 M
100 k CP100 D75 390 k
5
R5 7 R33 1 k
1SS301 REF
RV-160
6
R30
1 M [USA, EUR]
390 k TX: 0.4 V
Q109
Q33 R31 RX: 0 V
DTC114EE D74
2SC4116GR RV-158
1SS133 R32 56 k
470 k 50MF
R229
R228
180 k
10 k C234 0.1
L5
R9 2.2M
100 H
R7 TX: —6.2 V
390 k
6 RX: 4.0 V R35
7
68 k C6
5 0.1
TX: —9.3 V
D2 MA77
IC1B RX: 0.5 V
R34
R10 NJM3403AM-T1 270 k D60
2 4
390 k 1SS373
1 ALCM
3
8
D71 R37
IC3A TX: 2.3 V
R13 680 k MA77 R196 C14
IC1C 82 k
NJM4558M RX: —0.1 V 0.1
10K
NJM3403AM
TX: —6.8 V
C235
9
R11 0.001 RX: 2.4 V
8 BAL
1.2 M
10
D3 R133
R237
MA77 27 k C236
27 k
1
R135
R12 R14
33 k D59
100 k 120 k
5
R15 1SS373 BALA
7
RV-150
6
0 V 10 k 3.4 V
R23 C204 R137
R136
10 k IC3B 0.1 10 k
6.8 k
R22
NJM4558M
RV-152
C213 100 k
10 BALANCE PA1 — PA4: 0 V
ASE
DATA2
TRC
50MF 50MF
USA
TI4
ASE
BOUT
R55
47 k
ADR0
ADR1
ADR2
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
ADR3
REGC
ALC2 61
P31(WR)
P05(AD5) 40 18MF
R58 R59 ACC81 62
P32 P04(AD4) 39 14MF
47 k 47 k 63
ACC82
P33 P03(AD3) 38 10MF
ADR0 64
ADR4 P40 P02(AD2) 37 7MF
ADR5 ADR1 65
P41 P01(AD1) 36 35M
ADR6 ADR2 66 P42 P00(AD0) 35 19M
ADR3 67
P43 VCC 34
ADR4 68 P44
ALE(P83) 33 I1/2
ADR5 69
P45 STBY(P82) 32 SEND
ADR6 70
P46 INT0(P81) 31 INT0
IC26
R62 71 P47 WDTOUT(P80) 30 STR2
47 k BOUT 72
P50 TMP90PM38F P77(TXD2) 29 DATA
73
REGT P51(TO4)
P76(SCLK2) 28 STR
BALA 74
P52(TO5) P75(RXD2) 27 DATK
75
VCC EA 26
76
P53(INT1/T14) X2 25
77
P54(INT2/T15) X1 24 X2
78
VSS VSS 23 9.8304 MHz
C36 KEY
79
C216 0.1 P55(WAIT/T01) CLK 22
MAXI 80
0.1 P56(INT3/T12)
21
RESET
C201
4
R139 12 p L116
R140
10 H
47 k 47 k
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
0 V
L115
C108
10 H
0.1
D16 MA77
IC13
S-8054ALB-LM
R116
100 k Q103
I O
2SC4116
G
C88 D17 R115
C87 0.22 MA77 220 k
0.1
FANV
IC7
C209
X24C04S8 0.1
L36 1 VCC 8
A0
100 H
4.9 V 2 7
R108 R107 A1 WC
L109 3 SCL 6
4.7 V 10 k 10 k A2
100 H 4 5
VSS SDA
IC31A C211
0.1 TX: 4.2 V
NJM4558M
R201 RX: 0 V
220 k 8
3
FORT
1
2
R202
R206
220 k
4
1 k
R205
Q104 22 k R203
220 k 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
L110
DTC114EE
100 H
R204
56 k
C212
0.1
P20/DB0
49
P37/RD
P21/DB1
50
P36/WR P22/DB2
51
P35/SYNC
52 P23/DB3
IC31B
P34 P24/DB4
53
NJM4558M TX: 0.6 V P33/RESETOUT
54 P25/DB5
R207
RX: 0 V P32/ONW P26/DB6
220 k 55
5 P31/DA2 P27/DB7
56
7 REFT
P30/DA1 IC12 VSS
57
6 VCC XOUT
R208 58 M38022M2-138FP
R212
220 k R210 VREF XIN
R209 1 k 59
220 k AV88 P40/INT4
33 k 60
C208
P67/AN7 P41/INT0
61 RESET 19
0.1 P66/AN6
62
R211 P65/AN5 CNV66
63
100 k P64/AN4 P42/INT1
64
P63/AN3
Q105
DTC114EE
TUNER ON (J1 connected GND): 4.4 V
OTHER: 0 V
12
IC16F 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
PD4069UBG
13
R97
CNTR0
R98
Q25
R99 2SC4116
R97—R100: 47 k
R100
CP1
Q26
IC10
R101
2SA1588 IC11
C66 47 k
TC4S69F
10 5 5
2 TC4S69F
4 4 2
R102 R104
270 10 k
3 3
Q102 R103
1 k
R106
DTC114EE R105 C67
1 k
56 k 0.0047
BAL
TUON
C107
0.1 1 14
2 13
140 S
TX ON 3 12
IC20
3.4 V 4 11
5 10 TC74AC393F
6 9
7 8
TI4
PATH 0.4 V
AMP. ON : 4.6 V
TI4
AMP. OFF: 0 V
0.1 S
IC17 X24C01AS-3.0
3.4 V L82 4.8 V
C106
100 H
1 8 0.1 L81
A0
VCC 100 H
2 7
A1 WC C123
3 6 R163
D51
A2 SCL 0.047 680
0.6 V 4 5 IC30
VSS SDA MA77
TC7S14FU
R244
SDA C121
R165
220k R161 0.047
SCL 100 k 5
4 R162 330 R231
2
R117 39 k 470 k
IC16C
1 8 22 k
C125
PD4069UBG 3 0.7 V
2 7 0.00
R166
3
6 100 k C122
SEND 5 6 4 5 R118 22 k 470 p
0.51 S C124 R164 R160 D50
R245 R230
IC27 TX ON 0.0047 33 470 k MA77
C207 10 k
100k
AMP. ON and TX: 4.5 V 4.5 V
TC7W08FU 0.1
OTHER: 0 V
Q34 Q35
2SC2714 2SK302
0.4 V
C203 R119
D21
0.1 680 k
MA77 IC21B
R158
14
NJM4558M
2 1 R132 5 100 k
33 k 7
Q1
6
7 R120
47 k 2SA1586 D56
R157 C126 R159
1SS373 Q4
10 k
R121 IC16A 100 k
47 k 0.1 DTC114EE
C202 PD4069UBG
R122 TX: 0.5 V
12 p
18 k
RX: 0 V
3 4 D68
L76
1SS373
100 H
Q2 R125
100 k
IC16B 2SC4116 TEMP C90
0.1
PD4069UBG DPO PA FAN DRIVE OFF: 0 V
PA FAN DRIVE ON: 4.3 V
R194 IC21A
15 k
Q36
NJM4558M
C249
DTC114EE
8 3
10
11 10 1
Q6
R130
2
R126 150 k
IC16E 4 DTC114EE
1 k R167
PD4069UBG R128 470
220 k
L75 C89
100 H 0.1
R127 560 k
C86 [TUNER ON] / [AMP. ON] / [TX ON]: 13.3 V
0.1 Q7
OTHER : 0 V
2SB1119
Q114 2SA1586
R176 HF50ACC322513
R249
2.2 k
100k
R151
2.2 k
R250
68k
Q8 R177 2.2 k
DTC114EE
FANV FANV
R178
2.2 k
16 S
R141 2.2 k
50T
3.5 V
Q16
DTC114EE R179
2.2 k
0.9 V
28T
32 35T
31 R180
7T
30 10T 2.2 k
29 14T
R142 2.2 k
28 21T 21T
27 28T
26 50T
Q17
25
C69 R181
DTC114EE
24 15 p
14T 2.2 k
23
22
21 X1 R182
20 6.144 MHz TRC
2.2 k
18
D52 R143 2.2 k
C70 10T
17 1SS301
15 p R88
1 k
Q18
R183
DTC114EE
R90 2.2 k
R89 7T
330 47 k
Q19 R184
R91 1 k DTC114EE 2.2 k
R144 2.2 k
IC25 35T
S-8054ALB-LM
R92 100 k C68 0.1
R93 220 k R185
O 2.2 k
R96 G
R95 D27 C110
R94 1 k
470 k MA77 C109
220 k 0.1
0.1
Q30 Q29
R112 R114 2SC4116 2SC4116
R109
47 k
D24 47 k 1 k
RD5.1 M R110 R153
47 k
10 k
R113
100 k
Q23
R111 S5
2SA1586
10 k SW-161
Q24
D23
2SC4116
RD5.1 M
J8
TX: 1.1 V
L1 100 H
RX: 0 V
L2 100 H
L3 100 H
0 V
C2
W10 C1 C3
0.0047 0.0047 0.1
AMP. ON and TX: 13.2 V
IC19 OTHER: 0 V
TD62783AF
SELECTED: 4.7 V SELECTED: 12.0 V
L38—L45 10
UNSELECTED: 0 V UNSELECTED: 0 V HF50ACC322513-B 11
9 GND 10
VS
12
19M 8 O8 11 L45
IN8 13
35M 7 O7 12 L44
IN7
7MF 6 O6 13 L43
IN6
10MF 5 O5 14 L42
IN5
14MF 4 O4 15 L41
C230 IN4
0.1 18MF 3 O3 16 L40
IN3
24MF 2 O2 17 L39
IN2
50MF 1 O1 18
IN1 L38
L114
IC18 100 H
C98 C99 C100 C101 C102 C103 C104 C105
TD62783AF
0.1 0.1 J9
0.1 0.1 0.1 0.1 0.1 0.1
ANT1 1 O1 18
IN1
ANT2 2 O2 17
IN2 L48 HF50ACC322513-B
O3 16
ANT3 3
IN3 L47 HF50ACC322513-B
ANT4 4 O4 15
IN4
I1/2 5 O5 14 L46 HF50ACC322513-B
IN5
O6 13
ASE 6 L111 HF50ACC322513-B
IN6
7 O7 12
IN7
R123 8 O8 11
IN8
1 k
PAF 9 GND 10
VS
C241
TUF 0.1
J10
R124 1 k C215 C95 C96 C97
0.1 0.1 0.1 0.1
Q3
L101 100 H
2SB1119
L49 100 H
R172
L100 100 H
2.2 k
C94
C92
0.1 0.0047 C220 C219
0.1 0.1
C93
R149
0.1
2.2 k
L52
R173 NOTE:
100 H
2.2 k
MEASURMENT CONDITION
L51
100 H
Volt meter : 10 k‰/V
Oscilloscope : 20 MHz, 1 M‰, 25 pF
PA FAN OFF: 0 V L50
R174
HF50ACC322513
PA FAN ON: 13.0 V Amp : ON
2.2 k Q5
C232
2SB1119 0.1 Tuner : ON
R150
2.2 k
Frequency : 1.91 MHz
PA FAN DRIVE OFF: 13.3 V
R175
PA FAN DRIVE ON: 12.2 V
Mode : RTTY
2.2 k
Output power : 1 kW
IC15 CP17 CP18 CP19 CP20 CP21 CP22 CP23 CP24
J14
TD62597FN
L54 PW 1 O1 18 L58
I1
2 L57
PX I2 O2 17
C233 PY 3 O3 16 L56
I3
10
PZ 4 I4 15 L55
O4
RW 5 O5 14
I5
L105
RX 6 O6 13
I6
7 L106
RY I7 O7 12
RZ 8 O8 11 L104
I8
9
10 L59
CI3 GND COM 10
CI2
C240
D72
IC14 0.1
1SS301 J20
L60—L67
CI1 TD62783AF
HF50ACC322513
1 O1 18 L67 CI3B
CO1 IN1
2 O2 17 L66 VHCI
IN2
3 L65 CI2B
IN3 O3 16
4 O4 15 L64 CI1B
IN4
CO2 5 IN5 O5 14 L63
CO3 6 O6 13 L62
IN6
7 O7 12 L61
IN7
8 O8 11 L60
IN8
9 GND 10
VS
J19
C78 C79 C80 C81 C82 C83 C84 C85
Q9 CO1B
0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 1
CO2B
2
2SB1119
CO3B
3
VHCO
4
R186 Q13
5
2.2 k
Q20 6
2SB1119
DTC114EE
R145
2.2 k
Q10 R187
2.2 k
2SB1119
Q21 R188
Q14
2.2 k
L68—L74
DTC114EE 2SB1119
HF50ACC322513 J21
R146 2.2 k
L74
L73
L72
Q11 R189 L71
2.2 k
L70
2SB1119
L69
L68
Q22 R190
Q15
2. 2 k
DTC114EE
2SB1119
R147 2.2 k
J22
C71 C72 C73 C74 C75 C76 C77
0.1 0.1 0.1 0.1 0.1 0.1 0.1
R191
2.2 k
Q12
2SB1119
J18
L77 10 H
L78 10 H
L79 10 H
L80 2943-666663
C112 C113 C114 C115
0.1 0.1 470 p 0.1
MAIN UNIT
J17
BAL
TUON
1 T13 TO
FOR
2 FILTER
3 REF
UNIT J1
4 GND
5 19M
6 35M
7 7M
TO
8 10M
9 14M FILTER
18M
UNIT
24M
50M
GND
5
GND
4 S1
TO
3 S2
ANT-SW
2 S3
UNIT J1
1 S4
1 GND
2 F
3 5V
J9
4
TEMP
5 IN SPLITR
6 DRIV UNIT
7 T13
8 PAF J3
9
GND
1
12V
2 PW
3
PX
4 PY TUNER UNIT
5 PZ
(CONNECT
6
12V
BOARD J1)
7 RW
8
RX
9 RY
RZ
1 TU2
2 VHCI
3 TUNER UNIT
CI3B
4 CI2B
(C-NET
5 CI1B
BOARD J2)
6 GND
7 GND
CO1B
CO2B TUNER UNIT
CO3B
(C-NET
VHCO
BOARD J1)
TU1
GND
1 50M
2 28M
3 21M
TUNER UNIT
4 14M
5
10M (H-NET
6 GND
BOARD J1)
7 NC
8 NC
TUNER UNIT
1 7M
2 35M (L-NET
3 GND
BOARD J1)
5 (TTRC)
TUNER UNIT
4 (ISTA)
3 (IKEY) CPU
(13.8)
2 WRITE
1 (GND)
1 BAL COMBINR
2 GND UNIT J8
3 GND