Icom IC-PW1 Service Manual page 56

8-13 MAIN UNIT
TOP VIEW
¡ ¡
1 10
GND GND
GND GND
10
FANV FANV
CI5 CI5
TO JACK1 J2
CP47
ALC2 ALC2
CP46
UNIT J9
ALC1 ALC1
CP45
CP41
SEND2 SEND2
CP42
SEND1 SEND1
CP43
1
13_2 13_2 CP44
13_1 13_1
10 1
J8
P1
1 1
1
BAL BAL
TO
J17
COMBINR
GND GND
UNIT J8
GND GND 3
3
3
J1
P1
1 1
T13 T13 1
TO
FOR FOR
FILTER
UNIT J1
REF REF
GND GND
4
19M 19M
35M 35M
J8
7M 7M
10M 10M
TO
FILTER
14M 14M
UNIT
18M 18M
24M 24M
50M 50M
GND GND 13
13
EP6 EP7
5
5 P1 1
J9
1 5
TO ANT-SW UNIT
J1
J14
2
10
1 9
9
1
10
2
TO TUNER UNIT
(CONNECT BOARD J1)
TO SPLITR UNIT TO SPLITR UNIT
3 1 6
J3
EP4
P1
9 1
J10
9
1
8 - 13
TO TUNER UNIT TO TUNER UNIT
(DET BOARD) (C-NET BOARD)
1
5 1 6
J9
J1
P1
5 1 6
J6 J19
1 1 6
5
7
6
5
4
3
2
1
2 4 6 8 10
1 3 5 7 9
1
1
TO PX1981 (OPTIONAL UNIT)
TO TUNER UNIT TO TUNER UNIT
(L-NET BOARD) (H-NET BOARD)
6
1 3 1
J1 J1
P1 P1
1 3 1 8
J22 J21
1 1 8
12
J4
12
The combination of this page and the next page shows
P1
the unit layout in the same configuration as the actual
P.C. Board.
1
J1
P1
1
J20
1
7
GND
GND
CI1B
TO TUNER UNIT
CI2B
(C-NET BOARD J2)
CI3B
VHCI
TU2
1
J18
5
5
TTRC
ISTA
TO TUNER UNIT
IKEY
CPU WRITE
13.8
GND 1
P3 P4
9 9
9
GND GND
STR2 STR2
DATA2 DATA2
S12 S12
TO SW
BOARD
J3
H12 H12
J1
STR STR
DATK DATK
DATA DATA
CLK CLK
1
1 1