Icom IC-PW1 Service Manual page 69

10-7 TUNER UNIT
TO FILTER
UNIT
D3 C6
TIN MA77 C5 10
EP7 0.0047 C7
EP3 16 R2 0.1
3.3 C29
12 14 10
C1 R1
6 p IC2A
470 1
EP8 13 2 MC10125L
EP4 15 R8 C12
4 C30 0.0047
C4 L1 IC1C 0.1 47
1 mH 3
0.0047 MC10116L
C2 C3 R3 8 IC3A
330 p 330 p
470 TC74ACT32F
D4 1 2 3 4 5 6 7 8
MA77
C11
0.1
14
IC4
1
TC74AC112F
3
2
D6
R5 MA77
470
1 R6 D7 7
CP1 CP5 3.3 1SS301
4 2 16 15 14 13 12 11 10 9
C8
14
0.0047
5 3 13 R11
W1
L3 R4 C9 L4 15 47
56 p 8 IC1A
6.8 D5 1M C10 R7
MA77 0.1 MC10116L IC2D
470
MC10125L C13
CP6 0.0047
CP2
D11
MBD701 11
9 6 D8
R17 C18 C36 C37
10 k 0.001 0.01 0.1 1SS301
C40 IC3B
0.1 10 7
TC74ACT32F
C35 C15 IC1B
180 p 3 p 4
MC10116L
9 6
C16 C16 C17 IC3D
6 5
CP3 CP8 270 p 180 p IC2B TC74ACT32F
5
MC10125L
R18 C23 7 12
0.001
R21 R15 R16 TX: 0.2 V 10 k IC3C
W2 L5 R14 30 10 k 1 M 16 13
30 TC74ACT32F
R19
1 k
9
CP7 8
CP4 D12 10
MBD701 10
IC2C
R20 12
TX: –0.7 V TX: 0 V MC10125L
L11 4.7 k 11
LR-270
C20 C21 C22
C19 0.0047 0.001 0.0047
100 p
Q1
CIN CP9 2SK515 X33
C43
CP10 C41 C38 C39
27 p
0.1 0.1 0.01
CP11
C33
22 p
DET BOARD
C42
22 p
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
CIN CP2
RL3 RL4 *RL5 **RL6
AR39251 VB-12MBU-UC VB-12MBU-UC VB-12MBU-UC
L14 L15 L16 L17
100 µH 100 µH 100 µH 100 µH
CP1
50MHz ON: 0 V
GND RL1
VS12TBU-VD3 Other Freq.: 11.8 V
D15 D16 D17
1SS53 1SS53
1SS53
L1
100 µH C39 C49
tu2 D14 C44
1SS53 0.0047 0.0047 0.0047
C1
D1
0.0047 1SS53 C34
0.0047 C40 C41 C50 C51
C75 C94 68 p 68 p 100 p 100 p
15 p C45 C46
15 p 220 p 220 p
C74 C95
15 p 15 p
RL2
VS12TBU-VD3
CP3
C43 C47 C48 C53
C42 220 p C52
C77 C96 68 p 68 p 220 p 100 p 100 p
COUT L2 15 p 15 p
100 µH C76 C97
tu1 15 p
15 p
D2
1SS53
C60 C61 C65 C66 C86 C87 C70
82 p 100 p
C2 82 p 100 p 100 p 100 p 150 p
0.0047
C90 C91
C62 C63 C67 C68 C88 C89 C72
15 p 15 p 82 p 82 p 100 p 100 p 100 p 100 p 150 p
RL7
AR39251 RL8 **RL9 *RL10
VB-12MBU-UC VB-12MBU-UC
C92 VB-12MBU-UC
15 p
50MHz ON: 0 V C55 C56 C93
15 p 15 p 15 p
Other Freq.: 11.8 V
C54
D19 C59 D20 C64 D21 C69
0.0047 1SS53 0.0047
1SS53 0.0047 1SS53 0.0047
C57
15 p
L18 C58
100 µH D18
1SS53 15 p
L19 7, 3.5MHz ON: 11.8 V RL9 ON: 11.8 V L21 RL10 ON: 11.8 V
100 µH 100 µH
Other Freq.: 0 V L20 OFF: 0 V OFF: 0 V
100 µH
C-NET BOARD VHCO CO3B CO2B
CO1B
Note: An 1.9 MHz band select the relay by condition either RL5 and RL10 (*) or RL6 and RL9 (**).
LEFT SIDE
TUNER UNIT RL1
AR39251 MORE THAN 50 MHz BAND : 13.0 V
50 MHz LESS THAN 50 MHz BAND : 0 V
CHW
L11
D1 C11
LA-535 1SS53 0.0047
–5V
RL2
AR39251
D13 C27
1SS286
0.0047
D2 C12
R9 1SS53 0.0047
2.2 k
RL3
AR39251 MORE THAN 24 MHz BAND : 13.0 V
LESS THAN 24 MHz BAND : 0 V
L12
28/24 MHz LA-534
–5.0 V
D3 C13
IC5 1SS53
0.0047
–11.8 V NJM79L05A
D14 L12
100 µH
1SS286 RL4
AR39251
C45 C44
10
0.0047
R12
L8 J1 P1 D4 C14
2.2 k R13 100 µH 1SS53 0.0047
C14 –13V
0.0047 10 k 1 1 –13R
5V TO
L9 100 µH 2 2 5V
PV
3 3 PV MAIN UNIT RL5
RV 4 RV MORE THAN 18 MHz BAND : 13.0 V
4 J6 AR39251
L10 5 5 GND LESS THAN 18 MHz BAND : 0 V
100 µH L13
21/18 MHz
C26 LA-544
C24
0.0047 0.0047 C34
0.0047
C25 D5 C15
0.0047
1SS53 0.0047
4.9 V 0 V 0 V
11 TX
(MATCHING OK) RL6
AR39251
1SS53
D6 C16
1SS53
0.0047
RL7
MORE THAN 14 MHz BAND : 13.0 V
AR39251
LESS THAN 14 MHz BAND : 0 V
L14
14 MHz
LA-532
D7 C17
1SS53 0.0047
RL8
AR39251
TOUT
EP5
EP6 GND
D8 C18
1SS53 0.0047
RL9
AR39251 MORE THAN 10 MHz BAND : 13.0 V
L15
10 MHz LESS THAN 10 MHz BAND : 0 V
LA-531
J2
EP2 P2
tu2 1 D9 C19
1 TU2
VHCI 1SS53 0.0047
2 2 VHCI
CI3B
3 CI3B TO
CI2B 3
4 CI2B RL10
4 MAIN UNIT AR39251
CI1B 5 CI1B
5 J20
6 GND
6
7 GND
7
J1 EP1
tu1 P1 D10 C20
1SS53 0.0047
CO1B
1 1 CO1B
CO2B EP2
2 2 CO2B
CO3B TO
3 3 CO3B
VHCO MAIN UNIT
4 4 VHCO LHW
J19
5 5 TU1
6 6 GND
C1
0.0047
C82
100 p
CHW
7 MHz
C84
100 p
J2
12V 1 12V 1
PW 2 2
PW
PX
3 PX 3
M PY
C71 4 PY 4
PZ
150 p 5 PZ 5
TO
MAIN
MF1 C8 C7 C6 C5
1 1 1 1 13.3 V UNIT 3.5 MHz
MOTOR STEPPER
J14
J1
C73
150 p 12V
10 1 12V
PW 9 2 PW
PX 8
3 PX
C2 PY 7
4 PY
0.0047 J3 PZ 6
5 PZ
12V 12V
1 12V 1 5 6 12V
RW RW
2 RW 2 4 7 PW
RX RX
3 RX 3 3 8 PX
M RY RY
4 RY 4 2 PY
9
RZ 5 RZ 5 RZ 1 PZ
10
MF2 C4 C3 C2 C1
MOTOR STEPPER 1.9 MHz
1 1 1 1 13.3 V
CONNECT BOARD
ALC adj2
R1
H-NET BOARD 10 k
J8
L1
100 µH
REMOTE
C1
0.1
J7
ALC 2
ALC2O
L2
100 µH 10
50M
SEND2O 1
C2 SEND 2
0.1
1
L3
100 µH
C3
0.1
ACC2
J5
L4 6
7
100 µH
28M 1
C1
3 0.0047
C4 4
0.1
2
5
ALC adj1
L5
100 µH
R2
10 k
J4
C5
0.1
REMOTE
L6 J3
100 µH
21M ALC10
C6 ALC 1
0.1
SEND10
TO MAIN
UNIT J21 SEND 1
J1 P1
EP1
L7 50M
100 µH 1 1 50M
28M
2 2 28M
21M
3 3 21M
C7 14M
0.1 4 4 14M
10M
5 5 10M
6
6 GND ACC1
7 NC J1
8 NC 6
7
L8 1
100 µH
14M 3
4
2
C8 5
0.1
L9
100 µH
C9
0.1
L10
100 µH
10M
ANT 4 SELECT: 11.8 V
C10
0.1 ANT 4 UNSELECT: 0 V
RL1
FTR-F1 CA120V
TOUT C1
EP1 D1
0.0047 1SS53
LHW
EP1
L3 R1
LA-530 SRYH-600L
GND
EP2
ANT 3 SELECT: 11.8 V
RL2 ANT 3 UNSELECT: 0 V
FTR-F1 CA120V
RL1
AR39251
MORE THAN 7 MHz BAND: 13.2 V
LESS THAN 7 MHz BAND : 0 V
C2 D2
L1 0.0047 1SS53
100 µH
7M
C3 C1
D1 0.1 0.0047 J1 EP3 P1
L4 TO C12
LA-529 1SS53 0.0047
1 1 7M MAIN
2 2 35M C13
UNIT
3 3 GND 0.0047
J22 RL3
RL2 FTR-F1 CA120V
AR39251
C3 D3
MORE THAN 7 MHz BAND: 13.2 V 1SS53
0.0047
LESS THAN 7 MHz BAND : 0 V
L2 ANT 2 SELECT: 11.8 V
100 µH
3.5M ANT 2 UNSELECT: 0 V
D2 C4 C2 C11
0.0047
1SS53 0.1 0.0047
L5
LA-528
RL4
FTR-F1 CA120V
C4 D4
1SS53
0.0047
L-NET BOARD
ANT 2 SELECT: 11.8 V
ANT 2 UNSELECT: 0 V
ANT-SW UNIT
10 - 7
18
S1
1 & 2
EXCITER TUNER UNIT
9
MF3
J12
1 FANV 1 M
2 GND 2
J9
GND
1 GND
GND
L1–L6 2 GND
FANV 3 FANV
100 µH
CI5 4 CI5
L1 ALC2
5 ALC2 TO MAIN UNIT
L2 ALC1
6 ALC1 J2
L3 SEND2
7 SEND2
L4 SEND1 8 SEND1
L5 13_2
9 13_2
L6 13_1
10 13_1
C2 C3 C4 C5 C6
0.0047 0.0047 0.0047 0.0047 0.0047
EXCITER (POWER ON)
WITH ACC: 14.0 V
JACK1 UNIT
TO ANT1
J3
1
2
L1
100 µH
C6
0.0047
TO ANT2
J4
1
C16
10 p 2
TO
MAIN UNIT
J9
J1 EP5 P1
L2
100 µH GND
1 5 GND
S1 2 4 S1
S2
3 3 S2
C7 S3 4 2 S3
S4
0.0047 5 1 S4 TO ANT3
J5
1
C15
10 p 2
L3
100 µH
C8
0.0047
TO ANT4
J6
1
C14
2
10 p
C9
L4 0.0047
100 µH
CHASSIS
UNIT
RIGHT SIDE