Icom IC-PW1 Service Manual page 39

Apr. 2010
C107 0.1
1 14
2 13
3 12
IC20
4 11
5 10 TC74AC393F
6 9
7 8
SELECTED: 4.7 V
UNSELECTED: 0 V
IC30
L82 4.8 V
C230
TC7S14FU 100 H
L81 0.1
100 H
C123 R163
D51
0.047
680
MA77
R165
100 k
C121
C125 R161 0.047
5
0.00 4 R162 330 R231
2
39 k 470 k
3 0.7 V
R166
C122
100 k
470 p
Q34
R160 D50
0.51 S
R230
TX ON 2SC2714 MA77
470 k
10 k R123
4.5 V
1 k
PAF
C124 R164
Q35
TUF
0.0047 33
2SK302
R124 1 k
0.4 V
Q3
IC21B 2SB1119
R158
R157 NJM4558M
100 k
5
10 k
7
R172
6
2.2 k
D56
C126
1SS357 F F R159
Q4
100 k
0.1 DTC114EE
R149
D68 C271
2.2 k
1SS357 F 0.0033
L76
R173
100 H
R125 2.2 k
100 k
TEMP C90
DPO 0.1 PA FAN DRIVE OFF: 0 V
PA FAN DRIVE ON: 4.3 V
R194
TX: 0.5 V
15 k
RX: 0 V
8
3
PA FAN OFF: 0 V
R174
1
2.2 k PA FAN ON: 13.0 V
2 R130 Q5
Q6
R126
150 k
R167 2SB1119
1 k 4 DTC114EE R150
R128 470
2.2 k
220 k
R127 560 k
L75 C89
100 H 0.1
R175
IC21A NJM4558M
2.2 k
[TUNER ON] / [AMP. ON] / [TX ON]: 13.3 V
Q7
OTHER : 0 V
2SB1119
L54
R176
HF50ACC322513
2.2 k
C233
10
R151
2.2 k
Q8 R177 2.2 k
DTC114EE
CI3
CI2
D72
1SS301
CI1
CO1
CO2
CO3
R178
Q9
2.2 k
2SB1119
R141 2.2 k
50T
Q16 Q20
DTC114EE R179 DTC114EE
2.2 k
28T
R180
Q10
2.2 k
2SB1119
R142 2.2 k
21T
Q21
Q17
DTC114EE
R181
DTC114EE
2.2 k
14T
R182
TRC Q11
2.2 k
2SB1119
D52 R143 2.2 k
10T
1SS301
Q22
Q18
DTC114EE
DTC114EE R183
7T 2.2 k
Q19 R184
2.2 k
DTC114EE
R144 2.2 k
35T
Q12
2SB1119
R185
2.2 k
Q30 Q29
2SC4116 2SC4116
R153
47 k
S5
SW-161
MAIN UNIT
TX: 1.1 V
L1 100 H
RX: 0 V
L2 100 H
L3 100 H
0 V
C2 C3
W10 C1
0.0047
0.0047 0.1
AMP. ON and TX: 13.2 V
OTHER: 0 V
IC19
TD62783AF
SELECTED: 13.2 V L38–L45
HF50ACC322513-B
UNSELECTED: 0 V
9 GND 10
VS
19M 8 O8 11 L45
IN8
35M 7 O7 12 L44
IN7
7MF 6 O6 13 L43
IN6
10MF 5 O5 14 L42
IN5
14MF 4 O4 15 L41
IN4
18MF 3 O3 16 L40
IN3
24MF 2 O2 17 L39
IN2
50MF 1 O1 18
L38
IN1
L114
IC18 100 H
C98 C99 C100 C101 C102 C103 C104 C105
TD62783AF
0.1 0.1 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
8 O8 11
IN8
GND 10
9
VS
C215 C95 C96 C97
0.1 0.1 0.1 0.1
L101 100 H
L49 100 H
L100 100 H
C93 C94
C92
0.1 0.1 0.0047 C220 C219
0.1 0.1
L52
NOTE:
100 H
MEASURMENT CONDITION
L51
100 H
Volt meter : 10 k/V
Oscilloscope : 20 MHz, 1 M, 25 pF
L50
HF50ACC322513
Amp : ON
C232
0.1
Tuner : ON
Frequency : 1.91 MHz
PA FAN DRIVE OFF: 13.3 V
PA FAN DRIVE ON: 12.2 V
Mode : RTTY
Output power : 1 kW
IC15
CP17 CP18 CP19 CP20 CP21 CP22 CP23 CP24
TD62597FN
1 L58
PW O1 18
I1
PX 2 O2 17 L57
I2
PY 3 O3 16 L56
I3
PZ 4 15 L55
I4 O4
RW 5 O5 14
I5
L105
RX 6 O6 13
I6
7 L106
RY O7 12
I7
RZ 8 O8 11 L104
I8
9
10 L59
GND COM
C86
IC14
0.1
L60–L67
TD62783AF
HF50ACC322513
L67
1 O1 18 CI3B
IN1
L66 VHCI
2 O2 17
IN2
3 O3 16 L65 CI2B
IN3
4 O4 15 L64 CI1B
IN4
L63
5 O5 14
IN5
O6 13 L62
6 IN6
7 O7 12 L61
IN7
8
O8 11 L60
IN8
9 GND 10
VS
C78 C79 C80 C81 C82 C83 C84 C85
CO1B
0.1 0.1 0.1 0.1
0.1 0.1 0.1 0.1
CO2B
CO3B
VHCO
R186
Q13
2.2 k
2SB1119
R145
2.2 k
R187
2.2 k
R188
Q14
2.2 k
L68–L74
2SB1119
HF50ACC322513
R146 2.2 k
L74
L73
L72
R189 L71
2.2 k
L70
L69
L68
R190
Q15
2. 2 k
2SB1119
R147 2.2 k
C77
C71 C72 C73 C74 C75 C76
0.1
0.1 0.1 0.1 0.1 0.1 0.1
R191
2.2 k
L77 10 H
L78 10 H
L79 10 H
L80 2943-666663
C112 C113 C114 C115
0.1 0.1 470 p 0.1
20
J8
TO
1 T13
2 FOR
FILTER
REF
3
UNIT J1
4 GND
5 19M
35M
6
7 7M
TO
8 10M
14M FILTER
9
10 18M
UNIT
24M
11
12 50M
13 GND
J9
5 GND
4 S1
TO
3 S2
ANT-SW
2 S3
UNIT J1
1
S4
J10
1 GND
2
F
3 5V
J9
4 TEMP
5 IN SPLITR
6 DRIV
UNIT
7 T13
8 J3
PAF
9 GND
J14
1
12V
2 PW
3
PX
4 TUNER UNIT
PY
5 PZ
(CONNECT
6
12V
BOARD J1)
7
RW
8 RX
9
RY
10 RZ
J20
1 TU2
2 VHCI
TUNER UNIT
3 CI3B
4 CI2B
(C-NET
5 CI1B
BOARD J2)
6 GND
7 GND
J19
1 CO1B
2 CO2B TUNER UNIT
3 CO3B
(C-NET
4 VHCO
BOARD J1)
5 TU1
6 GND
J21
1
50M
2 28M
3 21M
4 TUNER UNIT
14M
5 10M
(H-NET
6 GND
BOARD J1)
7
NC
8 NC
J22
TUNER UNIT
1 7M
2 35M (L-NET
GND
3
BOARD J1)
J18
5 (TTRC)
TUNER UNIT
4 (ISTA)
(IKEY)
3 CPU
2 (13.8)
WRITE
1 (GND)
J17
BAL
1
COMBINR
2 GND
3 GND UNIT J8