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2
Fig 2
Fig 2 Wiring and Interconnection Diagram
CN2
Microphone/Headset/
Diagno sti cs
Fro nt Panel
CN3
CN1
CN4
CN5
CN6
Power Supply Regulation
CN2
1
2
2
3
1
CN3
dc Input
50
CN6
CN5
CN1
PA Co ntr ol & Rx RF
Connec ti ons
CN2- 1
Proc essor
450 kHz
Cha r ac t er i s t i c
Name
IF
34
***
CN3
CN4
CN2
CN10
CN1
4
Fan
2
PA
Refer ence Frequenc y
Connect i ons
Fron t Panel
-20 dBm to 0 dBm
Char acter is ti cNam e
PC CN5-1
Forward Power SenseCN8-1
Connect i ons
RF PA
PA Control & RX RF
17 dBm ± 1 dB
Nam e Ch ar a ct e r i st i c
RF Output/ Input
Connect i ons
RF PA
CN1- 1
Name Cha ra c t er i s t i c
5 to 50 W /-10 7dBm sensit ivi ty
CN4- 1
Antenna Port
(Rear Panel)
CN8
RF PA
1 dBm carrierRF Dr iveCN10 - 1CN3- 1
Connect i ons Name Charac ter ist ic
Reg ul at o r
Connec ti ons
RF PA
Name Characteristi c
CN3- 1
CN3- 2
CN3-3 Heatsink
CN3 V Unr eg
-33 V
Ground Supply
21.6 t o 32 V
0 V
-30 V to -35 V
10
14
3
CN5CN4
Reference Fr equency
(Front Panel)
CN4- 1
CN3
CN2
CN4
CN5
CN7
CN9
CN6
(-30.5 dBc ± 0.9 dB)
3
Loudspeaker
CN8-1
CN11
CN8
CN7
CN13
Sensi tivit y: - 107dBm
Max. cont inuous: 5 V rms
RF PA
CN13- 1 Rx InputCN 7- 1
Connect i ons Name Char act eri sti c
CN12
CN11
(Rear
Pan el )
CN14
CN3 CN4
CN7
Facilities
CN5
MARC
CN6
Pr oce sso r
*
**
CN2
CN1
A B C D
CN8
0 to 4 V / 0 to 6VFrequency TrimCN1-14 CN1- 14
CN1-50
CN1-48
CN1-49
CN1-47
CN1-45
CN1-46
CN1-44
CN1-43
CN1-42
CN1-41
CN1-15
CN1-16
CN1-21
CN1-22
CN1-23
CN1-17
CN1-19
CN1-18
CN1-20
CN1-24
CN1-25
CN1-30
CN1-26
CN1-29
CN1-28
CN1-27
CN1-31
CN1-32
CN1-33
CN1-34
CN1-36
CN1-35
CN1-37
CN1-40
CN1-39
CN1-38
CN1-50
CN1-45
CN1-43
CN1-44
CN1-47
CN1-46
CN1-49
CN1-48
CN1-28
CN1-42
CN1-41
CN1-38
CN1-39
CN1-36
CN1-37
CN1-40
CN1-32
CN1-31
CN1-29
CN1-30
CN1-34
CN1-33
CN1-35
CN1-21
CN1-24
CN1-23
CN1-22
CN1-26
CN1-27
CN1-25
CN1-17
CN1-16
CN1-15
CN1-20
CN1-19
CN1-18
TTL
TTL
TTL
TTL
TTL - Low OCXO fitted
TTL - High fan on
TTL
BIT Cont rol 3
BIT Cont rol 2
Step Si ze
V/U Det ect
TR Detect
Res er v ed
OXCO Fit ted
Fan Enable
TTL
TTL
TTL
TTL
TTL
TTL
0 to 2.5 V
10 mV / °C
10 mV / °C
0 to 5 V (5 V 3dB back off)
TTL
TTL
TTL
TTL
TTL
BIT Loop Corre ct
BIT Sy nth Lock
BIT Open Loop
BIT VSWR OK
BIT Cont rol 1
BIT Cont rol 0
Reflected Power
PA Temperature
Aut o Level Cont rol
Ext ern al VSWR
PAC Temperatur e
Nar r o w/ Wi de
Tx Key
TTL
TTL
TTL
TTL
0 V
TTL
0 V
TTL pull up active low
TTL
TTL
TTL
TTL
Filter 3
Dat a
Phase Load
Cl oc k
Synth Load
Ground
Filter 4
Filter 0
Filter 2
Filter 1
Ground
Power Down
Tx/Rx Detect
CN1-10
CN1-13
CN1-12
CN1-11
Pro ces so r
CN1- 7CN1- 7
CN1- 9
CN1-10
CN1- 8
CN1-12
CN1-13
CN1-11
CN1- 9
CN1- 8
CN1- 2
CN1- 3
CN1- 1
CN1- 5
CN1- 6
CN1- 4
CN1- 6
CN1- 5
CN1- 4
CN1- 2
CN1- 3
CN1- 1
Connect i ons
0 to 2.5 V
0 V
±2.5 V
±2.5 V
0 to 2.5 V
0 to 2.5 V
0 to 2.5 V
0 V
0 V
0 V
0 V
0 V
0 V
Ground
Ground
Q
Ground
Ground
BIT Q Moni tor
BIT I Monitor
RF AGC
I
Ground
IF AGC
Ground
Ground
Name Charact eri st ic
***
Res er v ed
RF PA Bias Disable
TTL
TTL
*
6
7
8
2
4
3
5
Pin Number
1
Name
CN7A
n/ c
n/ c
n/c
RTIP
TRING
n/c
TTIP
RRING
*
6
7
8
2
4
3
5
Pin Number
1
Name
CN7B
HDLC CL B
HDLC CL A
Unregulated Supply
HDLC Rx B
HDLC Tx B
HDLC Rx A
HDLC Tx A
Ground
6
7
8
2
4
3
5
Pin Nu mber
1
Name
CN7C
n/c
n/c
Unregulated Supply
Data Rx B (Data In +)
Data Tx B (Data Out +)
Data Rx A (Data In -)
Data Tx A (Data Out -)
Ground
*
6
7
8
2
4
3
5
Pin Nu mber
1
Name
CN7D
Line I n -
Antenna Change Over/PTT/
Fast ATR Output (T6T)
Squelch Output (T6TR)
Line I n/Out +
PTT Input
Line I n/Out -
Line I n +
Ground
*
Cha r ac t er i s t i c
Char acter is tic
Characteristi c
Cha r ac t er i s t i c
+10 dBm in to 600W
+10 dBm in to 600W
0 V
0 V or +10 V to +50 V or
-10 V to 5 0 V at 5mA
+20 dBm to -20 dBm 600R
+20 dBm to -20 dBm 600R
ANSI T1.403- 1995 (T1),
ITU-T: G.703 (E1)
ANSI T1.403- 1995 (T1),
ITU-T: G.703 (E1)
0V
21.6V to 32V
RS 422
RS 422
RS 422
RS 422
PNP open collector grounding
tr ansist or
Solid- stat e relay gr ounding
out put
0V
RS 422
RS 422
RS 422
RS 422
RS 422
RS 422
21.6V to 32V
CN6- 7 7
CN6- 8
CN6- 9 9
8
Proc essor
CN6- 1
CN6- 2
CN6- 3
CN6- 5
CN6- 6
CN6- 4
**
4
6
5
3
1
2
MARC Por t
Connec ti ons
Data RX A - Data In - RS422
RS4 22
RS4 22Data TX B - Data Out +
Data TX A - Data Out -
RS4 22
0 V or +10 V to +50 V or
Fused 50 0mA, 21.6 to 32 V
+20 dBm to -20 dBm 600R
Char acter is ti c
PTT ( Mute)
Data RX B - Data In +
Unregulated Supply
Line -
Line +
Ground
0 V
Name
+20 dBm to -20 dBm 600R
-10 V to 50 V at 5mA
Micr ophone/
Fron t Panel
Connect i ons Name Char act eri sti c
CN2-1 1 Ground - Micr ophone 0 V
CN2- 6
2 Transmit Data RS232
CN2- 3 3
MIC PTT
CN2-4 4 Receive Dat a RS232
CN2-5 5 Si detone ( Headset Dri ve) 3 Vac pk- pk, 200R
CN2- 2
6 Micr ophone Input
CN2-7 7 Ground 0 V
Diagno sti cs
0 V = PTT, 5 V pull -up = not PTT
6k8 i nput i mpedance, 5mV sens iti vity
Fron t PanelPr oce sso r
Connec ti ons Name Char act eri sti c
CN4-1
CN4-2
CN4-3
CN4-4
CN1-1
CN1-2
CN1-3
CN1-4
LED Alarm
LED Ready
LED Standby
LED Tx (LED Rx)
LCD RS
Open coll ector (5mA)
CN4-5
CN4-6
CN4-7
CN4-8
CN4-9
CN4- 1 0
CN4- 1 1
CN4-12
CN4-13
CN4-14
CN4- 1 6
CN4-17
CN4-18
CN1-20
CN1-19
CN4- 1 5
CN1-25
CN4-24
CN4- 2 3
CN1- 2 2
CN1- 2 1
CN1- 5
CN1-24
CN1-23
CN1-16
CN4-19
CN4-22
CN4- 2 1
CN4-20
CN1-18
CN1-17
CN1-6
CN1- 7
CN4-25
LCD R/W
LCD Backli ght
Transmit Data
+5 V Suppl y
-5 V Suppl y
Ground
+15 V Suppl y
Ground
Mi c PT T
LED RX
5 V pul l-up
TTL
TTL
TTL
TTL
0 V
-5 V
TTL
TTL
+15 V
LCD Enable
Dat a 3
Dat a 2
Dat a 7
Dat a 6
Dat a 5
Dat a 4
RS2 32
+5 V
0 V
Rec eive Data
0 V=PTT,5 V p ull -up=PTT
Turn +
TTL
TTL
TTL
RS2 32
Turn -
Sidetone (Headset Drive) 3 Vac pk-pk
Loudspeaker Amp Dri ve
Ground
Mi c I np ut
Ground 0V
1.6V p-p maximum
0V
2V p-p maximum
Pus h
Ground 0 V
CN1- 2 6CN4- 26
CN1- 2 7CN4- 27
CN1-31
CN1-29
CN4-28
CN1- 3 0
CN4-31
CN4-29
CN1- 2 8
CN4-30
CN4-33
CN1-34
CN1-33
CN4-34
CN1-32CN4-32
Open coll ector (200mA)
Open coll ector (5mA)
Open coll ector (5mA)
Open coll ector (5mA)
Dat a 1
Dat a 0
TTL
TTL
CN1- 1 2
CN1- 1 3
CN1- 1 4
CN1- 1 5
CN1- 8
CN1- 9
CN1- 1 0
CN1- 1 1
5 V pul l-up
5 V pul l-up
Open coll ector (5mA)
CN3- 1 4
CN3- 1 3
CN3- 1 2
CN3- 1 1
CN3- 1 0
CN4- 1 4
CN4-13
CN4-12
CN4- 11
CN4- 1 0
n/c
Remote on/off
V Unreg
V Unr eg
dc Detect
CN3- 9
CN3- 8
CN3- 7
CN3- 6
CN3- 5
CN3- 4
CN3- 3
CN3- 2
CN3- 1
Connect i ons
CN4- 6
CN4- 9
CN4- 8
CN4- 7
CN4- 5
CN4- 4
CN4- 3
CN4- 2
CN4- 1
Reg ul at i o n
ac Detect
-15 V Suppl y
Gr o un d
+5 V Suppl y
+15 V Supply
Proc essor
Name Ch ar ac t er i s t i c
+15 V Supply
-15 V Suppl y
+5 V Suppl y
Gr o un d
-15 V
21.6 to 32 V
21.6 to 32 V
Open col lect or
> 20 mA into 250R
+15 V
+5 V
+15 V
-15 V
+5 V
0V
0V
CN6- 7
CN6- 6
CN6- 1 0
CN6- 9
CN6- 8
CN5- 1 0
CN5- 9
CN5- 6
CN5- 7
CN5- 8
-15 V Suppl y
ac Detect
dc Detect
-15 V Suppl y
Gr o un d
-15 V
-15 V
0V
Connect i ons
CN6- 5
CN6- 4
CN6- 3
CN6- 2
CN6- 1
CN5- 2
CN5- 4
CN5- 3
CN5- 5
Regul ati on
CN5- 1
Name
+5 V Suppl y
+15 V Supply
+5 V Suppl y
+15 V Supply
Gr o un d
Char acter is ti c
+15 V
+5 V
+5 V
0V
+15 V
0V = on, open collector = off
n/c
n/c
n/c
Pr oce sso r
CN8 Ri ng
CN8 T ip
External Speaker Dri ve
External Speaker Dr ive 3 Vac pk- pk max
Char acter is ti c
Connect i ons Name
Ext ernal Speaker
1
2
CN8 Sleeve Ground 0 V
3
3 Vac pk-pk max
EXT SPKR
T1/ E1 MARC AU DIO MARC DA TA HDLC
Unregulated SupplyCN5-9 9 Fus ed 300mA 21.6 to 32 V
Name
Res er v ed
Tape Out put
CN5-14
CN5-15
CN5-13
CN5-12
CN5-11
14
15
13
12
11 BIT In terrupt ive Test
RSSI
Ready Output
Facilities
Connec ti ons
CN5-10
Proc essor
10 I nhi bi t
Open coll ector , 0 V = Ready
-10 dBm. 100R
TTL pull-up active low
Cha r ac t er i s t i c
n/c
TTL pull-up active low
Potenti al range 0 V to 10 V
CN5-4
CN5-6
CN5-7
CN5-5
7
5
6
4
Open col lector; 0 V = Tx
TTL pul l-up act ive low
Open col lector; 0 V = Tx
Squelch Defeat
Antenna Change Over
Ext ern al VSWR
CN5-3
CN5-2
CN5- 1
Processor
Connect i ons
Facil ities
2
3
1
Characteristi cNa me
E Bit
PTT
Ground 0 V
GroundCN5-8 8 0 V
( Squelc h)
Antenna Change Over
(Squelch)
TTL pul l-up act ive low
50 W = -3.95 V
Cha r ac t er i s t i c
TTL - High for fan on
TTL - High for bias on
PA Bi as Enabl eCN 2- 3
CN2- 5
CN2- 4
Reflected Power
Fan Enable
RF PA
Connec ti ons Name
CN2- 6
CN2-2
CN2- 1
PA Temperature
Dr ive Det ect
10 mV/°C + 0.5V
0.5 V for +10 dBm
CN4
CN9
CN5
CN7
CN2
CN12
PA Current Detect 0.1V per Amp
RF PA
PA Heatsi nk
CN6 Fan Control
Ground 0V
24 V
Char acter is ticConnect io ns Name
Fan
Fan
Connect i ons Name Char act eri sti c
Fron t Panel
CN3-1 Loudspeaker Loudspeaker output
CN3-2 Loudspeaker Ground 0 V
CN3-3 n/ c n/ c
2V p-p maxi mum
Input-1
CN2- 2
Fused 21.6 to 32 V
dc Input
Input -2 CN2-1 Ground Supply 0 V
Connec ti ons
DC Input
Regul ati on
Name Char act eri st ic
Input-3 n/c
n/c
PA Control & RX RF
PA Control & RX RF
PA Control & RX RF
PA Control & RX RF
PA Co ntr ol & RX RF
PA Co ntrol & RX RF
PA Co ntr ol & RX RF
13
(Rear Panel)
CN7
2
Supply
(shown in
off position)
1
3
2
CN1
4
L
N
E
ac Input
CN1-3
CN1-2
CN1- 1
Regul ator
CN1- 3
CN1- 2
CN1- 1
PSU
Connec ti ons
Ground Suppl y
Name Cha r a ct e r i st i c
CN1-4
0 V
V Unreg
Mai ns IEC
Connec tor
Filtered/
Fused
CN8
1 L
2 N
3 E
Power Supply
1
CN1
4
3
2
L
N
E
CN1-4
CN4
CN9
L
N
0 V
Cha r ac t er i s t i c
0 V = on
o/c OK
PSU OKCN6- 3
CN6- 5
CN6- 4
0 V
PSU off
PSURegul ati on
Connec ti ons Name
CN6- 6
CN6-2
CN6- 1
0 V
PSU OK
10 mV/°C + 0.5V
0 V OK
CN4- 3
CN4- 1
PSU off PSU off 0V = 0ff
2
2
(Rear Panel)
Ground Suppl y 0 V
29 V
V Unreg
29 V