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REAR CONNECTOR BOARD
BACKPLANE
A10
P3-P5-P7-P12
J2
J1
A5
P11
P14-P16-P18
6
6
24 HSDB+
5
5
56 HSDB-
4
4
25 IRDB+
3
3
57 IRDB-
7
2
20 TLA DB+
8
1
52 TLA DB-
P2-P4-P6-P8
J2
J3
A6
J1
P13-P15-P17
RXA+ 1
1
1
13
RXA- 2
2
2
14
TXA+ 3
3
3
15
TXA- 4
4
4
16
TIP 5
5
5
17
RING 6
6
6
18
TIP 1 7
7
7
19
RING 1 8
8
8
20
EA
9
9
9
21
EB 10
10
10
22
MA 11
11
11
23
MB 12
12
12
24
RXS+ 13
13
13
1
RXS- 14
14
14
2
TXS+ 15
15
15
3
TXS- 16
16
16
4
VOTER AUDIO 17
17
17
25
EXT MODE 18
18
18
11
P3-P5-P7-P12
P14-P16-P18
VOTER DATA IN 19
19
19
58
EXT REQ 1 20
20
20
10
GROUND 21
21
21
GROUND 22
22
22
IAC SLOT P1
+15V ACC 23
23
23
24
+15V ACC 24
24
24
25
RSSI 25
25
25
12
IAC SLOT P9
AC FAIL OUT 26
26
26
23
IAC SLOT P1
ALARM 1 IN + 27
27
27
5
ALARM 1 IN - 28
28
28
37
ALARM 2 IN + 29
29
29
6
ALARM 2 IN - 30
30
30
38
ALARM 1 OUT + 31
31
31
19
ALARM 1 OUT - 32
32
32
51
ALARM 2 OUT + 33
33
33
20
ALARM 2 OUT - 34
34
34
52
J1
P1
A7
P10
ALARM 3 IN + 1
1
1
7
ALARM 3 IN - 2
2
2
39
ALARM 4 IN + 3
3
3
8
ALARM 4 IN - 4
4
4
40
SQUELCH ENABLE 5
5
5
9
IAC 41 6
6
6
41
EXT REQ 2 7
7
7
10
IAC SLOT P9
EXT OUT 1 8
8
8
7
P3-P5-P7-P12
COM 17 9
9
9
17
P14-P16-P18
17
COM 49 10
10
10
49
49
SYNC IN 11
11
11
18
18
COM 50 12
12
12
50
50 WO 17
WO 16
IAC SLOT P9
ALARM 3 OUT + 13
13
13
1
ALARM 3 OUT - 14
14
14
17
ALARM 4 OUT + 15
15
15
2
ALARM 4 OUT - 16
16
16
18
P2-P4-P6-P8
P13-P15-P17
TX DATA OUT 17
17
17
8
TX DATA IN 18
18
18
9
P3-P5-P7-P12
P14-P16-P18
COM 53
19
19
53
RX VOICE 20
20
20
31
COM 54 21
21
21
54
TX VOICE 22
22
22
32
COM 55
23
23
55
BUF RX WBAND 24
24
24
22
I/O 13 25
25
25
27
5
6
COMM 6 26
26
26
6
RF INTERFACE
(023-2008-110)
BACKPLANE A9
J2
A8
J101
1
1
1
P9
RF MUX 3 INH 14
2
18
19
RF MUX 3 INH
REFLECTED POWER
P3-P5-P7-P12
PC STR 15
3
2
2
PC STR
FORWARD POWER
P14-P16-P18
LPTT 21
4
19
20
LPTT
HS CS EX 16
5
3
3
HS CS EX
SYN CS EX 26
6
20
21
SYN CS EX
P2-P4-P6-P8
7
4
4
POWER CONTROL
P13-P15-P17
TX MOD 29
8
21
22
TX MOD
WO 4 30
9
5
5
WO 101
GROUND
10
22
23
GROUND
6
WO 1 11
11
6
WO 102
FINAL POWER 1
WO 3 28
12
23
24
WO 108
FINAL POWER 2
RX WBAND 3
RX WBAND 27
13
7
7
RX WBAND
FINAL POWER 3
24
FINAL POWER 4
WO 2 24
14
25
WO 109
RF DATA A 29
15
8
8
RF DATA A
TEMP SENSOR
RF DATA B 30
16
25
26
RF DATA B
GAIN BLOCK POWER
9
RF DATA C 31
17
9
RF DATA C
A-D LEVEL 26
A-D LEVEL 28
18
26
27
A-D LEVEL
RF MUX 2 INH 13
19
10
10
RF MUX 2 INH
27
RF DATA 32
20
28
RF DATA
RF CLOCK 8
21
11
11
RF CLOCK
WO 128
SYN CS RX 10
22
28
29
SYN CS RX
WO 129
12
HS CS RX 25
23
12
HS CS RX
WO 130
RSSI 12
24
29
30
RSSI
WO 131
RF MUX 1 INH 12
25
13
13
RF MUX 1 INH
WO 132
30
26
31
WO 133
V REF EX 7
27
14
14
V REF EX/WO 103
WO 134
28
31
32
WO 110
WO 135 / V REF EX
29
15
15
WO 104
GROUND
30
32
33
WO 111
31
16
16
WO 105
SYN CS EX
32
33
34
WO 112
TX MOD
33
17
17
WO 106
GROUND
34
34
35
WO 113
GROUND
18
SYN LK EX
36
HS LK EX
POWER SUPPLY
FILTER BOARD
A10
A 11
A4
HS CS EX
P104
GROUND (BLK)
GROUND
B
WO 145 / C4
RF CLOCK
P105
GROUND (BLK)
+15V
C
RF DATA
P103
+15V (WHT)
+26V
A
WO 144 / C2
P101
+26V (RED)
WO 143 / C3
P102
+26V (RED)
WO 136
J104
1
FAN LOW
WO 137
FAN
2
FAN HIGH
WO 138
3
FAN LOW
WO 139
4
FAN HIGH
WO 140
WO 141
RX WBAND
WO 142
GROUND
SYN CS RX
RX INJ
SYN LK RX
GROUND
HS CS RX
GROUND
RF CLOCK
HS LK RX
RF DATA
INPUT/OUTPUT ALARM INTERFACE
FIGURE 10-8
March 1999
Part No. 001-2009-600
FWD/REV PWR DETECT
C11
PWR OUT
W115
W655
+15V
WO 655
ISOLATOR
WO 652
C12
W126
W656
WO 656
R685
C13
W121
W654
PWR IN
WO 654
WO 651
A8
POWER AMPLIFIER
LOW-PASS
FILTER
C4
W116
W501
RF OUT
+26V
WO 501
WO 510
C2
W120
W505
WO 505
C3
W118
W506
+15V
WO 506
C6
W117
W507
WO 507
C6
W117
W508
WO 508
C7
W122
W515
WO 515
C8
W123
W516
RF INPUT
WO 516
WO 509
C9
W124
W 517
WO 517
C10
W125
W 518
WO 518
C5
W127
W519
WO 519
C1
W147
W 521
WO 521
EXCITER
J402
A9
J102
J401
+15V
1
+15V
2
WO 423
3
WO 429
4
WO 421
5
WO 427
6
WO 419
7
WO 425
8
WO 417
9
V REF EX / WO 415
ANT
10
GROUND
TX
DUPLEXER
LPTT
11
LPTT
RX
12
SYN CS EX
13
EX MOD
14
GROUND
15
GROUND
16
SYN LK EX
17
HS LK EX
18
HS CS EX
19
RF CLOCK
J403
A9
20
RF DATA
OCXO IN
RECEIVER
W201
J103
J201
OCXO OUT
+15V
1
+15V
WO 32
2
GROUND
3
WO 17
A201
4
WO 25
RF IN
5
WO 19
6
WO 23
J202
OCXO
RSSI
7
RSSI
OCXO IN
DRAWER
8
WO 21
9
RX WBAND
10
WO 27
11
GROUND
12
SYN CS RX
13
RX INJ TP
14
SYN LK RX
15
GROUND
16
HS CS RX
17
GROUND
18
RF CLOCK
19
HS LK RX
20
RF DATA
RF INTERFACE
FIGURE 10-9
10-4
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