Connections
13 CONNECTIONS
13.1 Input/Output rear connector
The following table outlines the connections from the rear
Input/Output (DB25) connector:
N. Signal name Notes
1
A
UX OUT
2
- N
ot connected
3
E
XT SPEAKER
4
F
LAT UN-SQ RX AUDIO
5
D
E-EMPH-SQ RX AUDIO
6
R
X MUTE INPUT
7
T
X AF IN
8
P
TT OUTPUT
9
E
XTERNAL PTT
10
SELCAL VALID
11
RSSI LEVEL
12
CDS SIGNAL
13
HANG UP
14
GND Grounded
15
GND Grounded
25
13
14
1
16
EXT SPEAKER +
17
Spare 2 Additional contact for special use
18
Spare 1 Additional contact for special use
19
Output 12V 100 mA max.
20
Backlight control input
21
INPUT/OUTPUT 2
22
INPUT/OUTPUT 1
23
External alarm input
24
Emergency switch - input
25
Ignition sense input
Faulty connections may seriously damage your radio. Before
connecting any device, consult the service manual and your
CTE International technical office.
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