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Table 17 Pin function comparison – Guardian and DL-3400
Guardian
Pin
Pin 1
Pin 2
Pin 3
Pin 4
Pin 5
Pin 6
Pin 7
Pin 8
Note: The Guardian provides for 8 channel selection on the User Interface port. The DL-3400 allows selection of
Channel 1 or 2 on the 10 pin user interface connector. The remaining channel selection is done using 3 pins on the DE-9
programming connector of the DL-3400.
PROGRAMMING
There are two options for programming the Guardian. There is a Write Guardian button in the User Configuration
window of the FPS for programming. The other option is to press F10 on the computer keyboard. See the following
figure.
Function
Audio In (Tx)
Audio Out (Rx)
PTT In
CD / RSSI Out
Ground
CS1 (Channel Select)
CS3
CS2
Guardian™ Serial Modem or Analog Radio for Licensed Spectrum PN 001-5006-000 Rev. 3
DL-3400
Pin
Function
Pin 8
Tx Audio
Pin 10
Rx Audio
Pin 6
Tx PPT
Pin 7
CD Output
Pin 9
DC Ground
Pin 3
Frequency Select
N/A
N/A
Wire Color
Yellow wire
White wire
Orange wire
Gray wire
Black wire
Violet wire
| Page 68
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