Icom IC-PW1 Service Manual Addendum page 92

Oct. 2008
TUNER UNIT
TO FILTER
UNIT
D3
TIN EP7 MA77
EP3 16
12
14
C1
R1
KA-150-18
470
EP8 13
15
EP4
L1
C4 IC1C
1 mH
0.0047
MC10116L
C2 C3
KA-150-18 330 p
D4
MA77
D6
R5 MA77
470
CP1 CP5
C8
0.0047
W1
L3 C9
R4 L4
56 p
6.8 D5 1M
MA77
CP2 CP6
D11
MBD701
R17 C18 C36 C37
10 k 0.001 0.01 0.1
C40
0.1
C35 C15
180 p 3 p
C16 C16 C17
270 p 180 p
CP3
CP8
R21 R15 R16 TX: 0.2 V
R14
W2 L5 30 10 k 1 M
30
CP7
CP4 D12
MBD701
TX: –0.7 V TX: 0 V
L11
LR-270
C22
C20 C21
0.0047
C19 0.0047 0.001
100 p
Q1
CIN CP9 2SK515 X33
C43
CP10 C41 C38 C39
27 p
0.1 0.1 0.01
CP11
C33
22 p
C42
22 p
CIN CP2
RL3
AR322173F
L14
100uH
CP1
RL1 50MHz ON: 0 V
GND
VS12TBU-VD3 Other Freq.: 11.8 V
L1
100uH
D14
tu2
1SS53
C1
D1
0.0047 C34
1SS53
0.0047
RL2
VS12TBU-VD3
CP3
COUT
L2
100uH
tu1
D2
1SS53
C2
0.0047
RL7
AR322173F
50MHz ON: 0 V
Other Freq.: 11.8 V
C54
0.0047
L18
D18
100uH
1SS53
C-NET BOARD
VHCO
C5
C6 C7
0.0047
R2
10 0.1
3.3
IC2A
1
2
MC10125L
4
C30
0.1
3
IC3A
R3
8
470
TC74ACT32F
1 2 3 4 5 6 7 8
C11
0.1
14
1
3
2
D7
R6
1 7
3.3 1SS301
4 2
16 15 14 13 12 11 10 9
14
5
3 13 R11
15
47
IC1A
8
C10
R7
MC10116L IC2D
0.1
470
MC10125L
11
9 6
D8
1SS301
IC3B
10 7
TC74ACT32F
IC1B
MC10116L 4
9 6
6 5
IC2B
5
MC10125L
C23 7
R18
0.001
10 k IC3C
16
TC74ACT32F
R19
1 k
9
8
10
10
IC2C
12
R20
MC10125L
4.7 k 11
DET BOARD
7, 3.5MHz ON: 11.8 V
RL5 ON: 11.8 V RL6 ON: 11.8 V
Other Freq. : 0 V
OFF: 0 V OFF: 0 V
CI1B CI3B CI2B
RL4 *RL5 **RL6
VB-12MBU-UC VB-12MBU-UC VB-12MBU-UC
L15 L16
L17
100uH 100uH
100uH
D15 D16 D17
1SS53 1SS53 1SS53
C49
C39 C44
0.0047 0.0047 0.0047
C40 C41 C50
C75 C94 68 p
68 p C46 100 p
C45
15 p 15 p
C95 220 p 220 p
C74
15 p
15 p
C48
C42 C43 C47 C52
C77 C96 220 p
68 p 68 p 220 p 100 p
15 p 15 p
C97
C76
15 p 15 p
C60 C61 C65 C66 C86 C87
82 p 82 p 100 p 100 p 100 p
100 p
C91
C90 C63 C88
C62 C67 C68 C89
15 p
15 p 100 p
82 p 82 p 100 p 100 p 100 p
RL8 **RL9
*RL10
VB-12MBU-UC VB-12MBU-UC
VB-12MBU-UC
C92
15 p
C55 C56 C93
15 p 15 p 15 p
D19 C59 D20 C64 D21 C69
1SS53 0.0047 1SS53 0.0047 1SS53 0.0047
C57
15 p
C58
15 p
L19
7, 3.5MHz ON: 11.8 V RL9 ON: 11.8 V L21 RL10 ON: 11.8 V
100uH 100uH
Other Freq.: 0 V L20 OFF: 0 V OFF: 0 V
100uH
CO2B
CO1B CO3B
Note: An 1.9 MHz band select the relay by condition either RL5 and RL10 (*) or RL6 and RL9 (**).
TUNER UNIT
–5V
D13
C29 C27
1SS286
0.0047
10
C12
R9
R8
0.0047 2.2 k
47
IC4 –5.0 V
TC74AC112F
IC5
–11.8 V NJM79L05A
L12
D14
100uH
1SS286
C45 C44
0.0047 10
C13 R12
L8
2.2 k R13
0.0047 C14
100uH –13V
10 k
0.0047
5V
L9 100uH PV
RV
L10
100uH
C26
C24
0.0047
0.0047 C34
0.0047
IC3D C25
0.0047
TC74ACT32F
4.9 V 0 V
12
11 TX
(MATCHING OK)
13
J2
EP2
tu2
1
VHCI
2
CI3B
3
CI2B
4
CI1B
5
6
7
J1 EP1
tu1
CO1B
1
CO2B
2
CO3B
3
VHCO
4
5
6
C1
0.0047
C51
C82
100 p
100 p
CHW
C53 C84
100 p 100 p
12V
PW
PX
M PY
C70 C71
PZ
150 p 150 p
MF1
MOTOR STEPPER
C72 C73
150 p 150 p
C2
0.0047
12V
RW
RX
M RY
RZ
MF2
MOTOR STEPPER
RL1
AR322173F
50 MHz
CHW
L11
LA-535
RL2
AR322173F
RL3
AR322173F
L12
28/24 MHz
LA-534
RL4
AR322173F
J1 P1
1 1 –13R
TO
2 2 5V
3 3 PV MAIN UNIT
RL5
4 4 RV J6
AR322173F
5 5 GND
L13
21/18 MHz
LA-544
0 V
RL6
AR322173F
RL7
AR322173F
14 MHz L14
LA-532
RL8
AR322173F
TOUT
EP5
GND
EP6
RL9
AR322173F
10 MHz L15
LA-531
P2
1
TU2
2
VHCI
3
CI3B TO
RL10
4 CI2B
MAIN UNIT
AR322173F
5
CI1B
J20
6 GND
7
GND
P1
1 CO1B
EP2
2
CO2B
TO
3
CO3B
MAIN UNIT
4 LHW
VHCO
J19
5
TU1
6
GND
LHW
7 MHz
J2
12V
1 1
2 2 PW
PX
3 3
4 4 PY
PZ
5 5
TO
MAIN
C8 C7 C6 C5
1 1 1 1 13.3 V UNIT 3.5 MHz
J1 J14
12V
10
1 12V
PW
9 2
PW
PX
8
3 PX
PY
7
4 PY
J3
PZ
6
5 PZ
12V 12V
1 1 5 6
12V
RW
2 2 RW 4
PW
7
RX RX
3 3 3
8 PX
RY
4 4 RY 2
PY
9
RZ RZ
5 5 1
10 PZ
C4 C3 C2 C1
1.9 MHz
1 1 1 1 13.3 V
CONNECT BOARD
L-NET BOARD
22
MORE THAN 50 MHz BAND : 13.0 V H-NET
LESS THAN 50 MHz BAND : 0 V
BOARD
L1
100 H
D1 C1
C11
1SS53
0.0047 0.1
L2
100uH
50M
D2 C12 C2
1SS53 0.0047 0.1
MORE THAN 24 MHz BAND : 13.0 V
LESS THAN 24 MHz BAND : 0 V
L3
100uH
D3 C3
C13
1SS53 0.1
0.0047
L4
100uH
28M
D4
C14 C4
1SS53
0.0047 0.1
MORE THAN 18 MHz BAND : 13.0 V
LESS THAN 18 MHz BAND : 0 V
L5
100uH
C5
D5 C15
0.1
1SS53 0.0047
1SS53
L6
100uH
21M
D6
C16 C6
1SS53
0.0047 0.1
TO MAIN
MORE THAN 14 MHz BAND : 13.0 V UNIT J21
LESS THAN 14 MHz BAND : 0 V
J1
EP1 P1
L7
50M
100uH
1 1 50M
28M
2 2 28M
21M
3 3 21M
D7 C17 C7 14M
4 4 14M
1SS53 0.0047 0.1
10M
5 5 10M
6
6 GND
7 NC
8 NC
L8
100uH
14M
D8
C18 C8
1SS53 0.0047 0.1
MORE THAN 10 MHz BAND : 13.0 V
LESS THAN 10 MHz BAND : 0 V
L9
100uH
D9 C9
C19
1SS53
0.0047 0.1
L10
100uH
10M
D10
C20 C10
1SS53 0.0047 0.1
To ANT-SW UNIT
EP1
L3
LA-530
RL1
AR322173F
MORE THAN 7 MHz BAND: 13.2 V
LESS THAN 7 MHz BAND : 0 V TO
MAIN
L1
100uH
UNIT
7M
J22
C3 C1
0.1 0.0047
D1 EP3 P1
L4 J1
1SS53
LA-529
1 1
7M
2 2
35M
3 3
GND
RL2
AR322173F
MORE THAN 7 MHz BAND: 13.2 V
LESS THAN 7 MHz BAND : 0 V
L2
100uH
3.5M
D2 C4 C2
1SS53 0.1 0.0047
L5
LA-528