User Manual

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A
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B
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C
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D
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1 1
189004-007 H
BACKPLANE3A BD. SCHEMATIC
Custom
1 1Friday, April 26, 2002
Title
Size Document Number Rev
Date: Sheet of
+5V
GND
+12V
+12VAR
-12V
REF_PWR
TX_MASTER
KEY
12/28V
FANV1
FANV2
+5V
GND
+5V
GND
+12V
-12V
LCD_RS
LCD_RW
LCD_EN
DRIVE_ADJUST
UNUSED16
+5V
GND
+5V
GND
+12V
+12VAR
-12V
STDDATA
DKEYLED
UNUSED1
SYSLED
UNUSED2
BDICLK1
BDIGDATA
KEY
FREQ0
FREQ1
FREQ2
UNUSED4
HOTKEY
IMFSKH
IDTB0
IDTB1
ISHDT1
ISHDT0
DIGKEY
DICLK1
DICLK2
ICFOVRH
+5V
GND
+5V
GND
+12V
-12V
MICAUDIO
UNUSED5
AKEYLED
UNUSED6
UNUSED7
DATALED
UNUSED8
UNUSED9
UNUSED10
UNUSED11
UNUSED12
ESEL1
DIGDATA
DRESET
UNUSED13
UNUSED14
UNLOCK
PLLSTB
PGMDATA
PALCLOCK
4094STB
UNUSED15
LKCONT
UNUSED16
DAC_LOAD
IDTCLK
+5V
GND
+5V
GND
+12V
+12VAR
-12V
STDDATA
DKEYLED
UNUSED1
SYSLED
UNUSED2
BDIGKEY
BDICLK1
BDIGDATA
BDICLK2
UNUSED3
KEY
FREQ0
FREQ1
FREQ2
UNUSED4
HOTKEY
IMFSKH
IDTB0
IDTB1
ISHDT1
ISHDT0
DIGKEY
DICLK1
DICLK2
ICFOVRH
+5V
GND
+5V
GND
+12V
-12V
MICAUDIO
UNUSED5
AKEYLED
UNUSED6
UNUSED7
DATALED
UNUSED8
UNUSED9
UNUSED10
UNUSED11
UNUSED12
ESEL1
DIGDATA
DRESET
UNUSED13
UNUSED14
UNLOCK
PLLSTB
PGMDATA
PALCLOCK
4094STB
UNUSED15
LKCONT
UNUSED16
DAC_LOAD
IDTCLK
+5V
GND
+5V
GND
+12V
+12VAR
-12V
STDDATA
DKEYLED
UNUSED1
SYSLED
UNUSED2
BDIGKEY
BDICLK1
BDIGDATA
BDICLK2
UNUSED3
KEY
FREQ0
FREQ1
FREQ2
UNUSED4
HOTKEY
IMFSKH
IDTB0
IDTB1
ISHDT1
ISHDT0
DIGKEY
DICLK1
DICLK2
ICFOVRH
+5V
GND
+5V
GND
+12V
-12V
MICAUDIO
UNUSED6
UNUSED7
DATALED
UNUSED8
UNUSED9
UNUSED10
UNUSED11
UNUSED12
ESEL1
DIGDATA
DRESET
UNUSED13
UNUSED14
UNLOCK
PLLSTB
PGMDATA
PALCLOCK
4094STB
UNUSED15
LKCONT
UNUSED16
DAC_LOAD
IDTCLK
+5V
GND
RFIN
FWD_PWR
TEMP_SNSR
RX_MASTER
TX_SLAVE
RX_SLAVE
LCD_DAT0
LCD_DAT1
LCD_DAT2
LCD_DAT3
LCD_DAT4
LCD_DAT5
LCD_DAT6
LCD_DAT7
RFIN_SIG
LOPWR_LED
ALARM_LED
+5V
GND
+12V
-12V
DMODOUT
RX_SQLCH
TX-MOD
RCVDATA
SC0
SC1
SDA
AUDIOIN+
+5V
GND
+5V
GND
+12V
-12V
TX_CONT
MODEMCD
DELAUD+
DELAUD-
INT
DLY_AUDIN
SC2
SC3
AKEY
AUDIOIN-
+5V
GNDGND
+5V
GND
+12V
-12V
DMODOUT
RX_SQLCH
TX-MOD
RCVDATA
AUDIOSPK
SCL
SC0
SC1
SDA
AUDIOIN+
+5V
GND
+5V
GND
+12V
-12V
TX_CONT
MODEMCD
DELAUD+
DELAUD-
INT
DLY_AUDIN
SC2
SC3
AKEY
AUDIOIN-
+5V
GNDGND
+5V
GND
+12V
-12V
DMODOUT
RX_SQLCH
TX-MOD
RCVDATA
AUDIOSPK
SCL
SC0
SC1
SDA
AUDIOIN+
+5V
GND
+5V
GND
+12V
-12V
TX_CONT
MODEMCD
DELAUD+
DELAUD-
INT
DLY_AUDIN
SC2
SC3
AKEY
AUDIOIN-
+5V
GNDGND
+5V
GND
+12V
-12V
DMODOUT
RX_SQLCH
TX-MOD
RCVDATA
AUDIOSPK
SCL
SC0
SC1
SDA
AUDIOIN+
+5V
GND
+5V
GND
+12V
-12V
TX_CONT
MODEMCD
DELAUD+
DELAUD-
INT
DLY_AUDIN
SC2
SC3
AKEY
AUDIOIN-
+5V
GNDGND
+5V
GND
+12V
-12V
DMODOUT
RX_SQLCH
TX-MOD
RCVDATA
AUDIOSPK
SCL
SC0
SC1
SDA
AUDIOIN+
+5V
GND
+5V
GND
+12V
-12V
TX_CONT
MODEMCD
DELAUD+
DELAUD-
INT
DLY_AUDIN
SC2
SC3
AKEY
AUDIOIN-
+5V
GNDGND
+12V
TX-MOD
PALCLOCK
KEY
GND
ESEL1
+5V
INT
PLLSTB
SDA
+12V
SCL
PGMDATA
HOTKEY
4094STB
+5V
+12VAR
FREQ0
MICAUDIO
FREQ1
FREQ2
UNLOCK
UNLOCK
SDA
IMFSKH
SCL
LKCONT
TX-MOD
IDTB0
FREQ1
+5V
DAC_LOAD
4094STB
FREQ0
PGMDATA
ISHDT0
+12V
PLLSTB
+5V
IDTCLK
GND
TX_CONT
IDTB1
+12V
ISHDT1
ICFOVRH
PALCLOCK
DELAUD+
DELAUD-
STDDATA
DKEYLED
AKEYLED
SCL
AUDIOIN+
SYSLED
KEY
ESEL1
AUDIOIN+
AUDIOIN-
+5V
GND
-12V
GND
+12V
+12V
GND
+12VAR
RFIN
GND
12/28V
DRIVE_ADJUST
+12VAR
HOTKEY
FANV1
FANV2
+12V
GND
BDIGKEY
RX_MASTER
TX_SLAVE
RX_SLAVE
+5V
+12V
GND
DIGDATA
TX_MASTER
AUDIOIN+
AUDIOIN-
HOTKEY
DIGKEY
FREQ1
BDIGDATA
FREQ2
BDICLK1
AKEY
+12V
DRESET
+12V
+12V
AUDIOIN+
AUDIOIN-
DICLK1
DICLK2
AKEYLED
UNUSED5
BDIGKEY
BDICLK2
UNUSED3
DATALED
INT
SDA
BDICLK2
+5V
GND
SCL
SDA
+5V
+5V
INT
LCD_DAT0
LCD_DAT1
LCD_DAT2
LCD_DAT3
LCD_DAT5
RFIN_SIG
LOPWR_LED
ALARM_LED
LCD_RS
GND
LCD_RW
LCD_EN
GND
LCD_DAT4
LCD_DAT6
LCD_DAT7
+5V
DKEYLED
AKEYLED
DATALED
UNUSED3
UNUSED5
FREQ0
FWD_PWR
TEMP_SNSR
REF_PWR
GND
GND
GND
GND
GND
+5V
GND
+5V
GND
GND
GND
GND
SCL
AUDIOSPK
AUDIOSPK
+5V
12/28V +12V
RX_SQLCH
MH2
M HOLE1
1
1
J4
HOTKEY
1
2
J1
PA CONTROL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
32
33
34
35
36
37
38
39
40
41
42
26
27
28
29
30
31
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
MH1
M HOLE1
1
1
C2
10uF
P3
EAP DISPLAY
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
U2
LM1084-ADJ
3 2
1
VIN VOUT
ADJ
MH4
M HOLE1
1
1
R5
500
C3
1uF
J9
BUS2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
22
23
25
21
24
26
27
28
29
30
31
32
J6
BUS1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
32
33
34
35
36
37
38
39
40
41
42
26
27
28
29
30
31
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
J20
THERMAL
1
P4
LCD DISP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
J10
BUS2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
22
23
25
21
24
26
27
28
29
30
31
32
R4
600
C1
1uF
MH6
M HOLE1
1
1
J2
BUS2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
22
23
25
21
24
26
27
28
29
30
31
32
F1
28V FUSE
MH3
M HOLE1
1
1
J15
12V INPUT
1
F2
12V FUSE
J7
BUS1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
32
33
34
35
36
37
38
39
40
41
42
26
27
28
29
30
31
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
R2
820
D2
12V LED
J8
BUS2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
22
23
25
21
24
26
27
28
29
30
31
32
P1
INPUT PWR/AUD
1
2
3
4
5
6
7
8
9
10
P8
HISTAB EXCITER
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
J19
AUD-
1
MH8
M HOLE1
1
1
MH5
M HOLE1
1
1
P7
PA SENSORS
1
2
3
4
5
6
7
8
9
10
R1
1.5K
D1
28V LED
J18
AUD+
1
U1
LM1084-5.0
3 2
1
IN OUT
GND
RV2
VARISTOR
P5
NETWK/DIAG
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
JP1
JUMPER
J5
BUS1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
32
33
34
35
36
37
38
39
40
41
42
26
27
28
29
30
31
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
J12
RECIEVER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
22
23
25
21
24
26
27
28
29
30
31
32
J3
STD EXCITER
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
J23
+5V
1
J13
28V INPUT
1
MH7
M HOLE1
1
1
J22
GND
1
J16
FAN1
1
J17
FAN2
1
J14
CON3
1
2
3
F3
5V FUSE
RV1
VARISTOR
J21
GND
1
R3
330
D3
5V LED
C4
1uF