Installation
42
Table 2: Model 280 Jumper Configuration
Table 3: Model 284 Jumper Configuration
Terminal Connections
provide the pinout descriptions for the three connection
terminal strips found on the main PCB of the Digital Tone Remotes.
shows the
relative position of the terminal strips to one another, and the order in which their pins are
numbered. Please note that the terminal designated TB2 is present
only
in the Model 284.
Table 4: Terminal Pinouts for TB1
Line Number
Terminating Remote (600
)
Non-Terminating Remote (6000
)
Line 1 = 2-wire
JP1 = A & JP4 = N/A
JP1 = B & JP4 = N/A
Line 1 = 4-wire
JP1 = A & JP4 = A
JP1 = B & JP4 = B
Line Number
Terminating Remote (600
)
Non-Terminating Remote (6000
)
Line 1 = 2-wire
JP1 = A & JP4 = N/A
JP1 = B & JP4 = N/A
Line 1 = 4-wire
JP1 = A & JP4 = A
JP1 = B & JP4 = B
Line 2 = 2-wire
JP2 = A & JP3 = N/A
JP2 = B & JP3 = N/A
Line 2 = 4-wire
JP2 = A & JP3 = A
JP2 = B & JP3 = B
Line 3 = 2-wire
JP10 = A & JP8 = N/A
JP10 = B & JP8 = N/A
Line 3 = 4-wire
JP10 = A & JP8 = A
JP10 = B & JP8 = B
Line 4 = 2-wire
JP7 = A & JP9 = N/A
JP7 = B & JP9 = N/A
Line 4 = 4-wire
JP7 = A & JP9 = A
JP7 = B & JP9 = B
Pin #
Label
Description
1
GND
Ground
2
GND
Ground
3
PTT OUT 1
Line 1 PTT Output (Output FET collector releases ground when active)
4
PTT OUT 2
Line 2 PTT Output (Output FET collector releases ground when active)
5
PTT OUT 3
Line 3 PTT Output (Output FET collector releases ground when active)
6
PTT OUT 4
Line 4 PTT Output (Output FET collector releases ground when active)
7
4W+1
Line 1 4-Wire Audio (+) [RX Audio only]
8
2W+1
Line 1 2-Wire Audio (+) [TX Audio when used in 4-wire]
9
2W–1
Line 1 2-Wire Audio (–) [TX Audio when used in 4-wire]
10
4W–1
Line 1 4-Wire Audio (–) [RX Audio only]
