Quick Start

Service Cards

Service Cards

FXO Card

DIP Switch Settings

The DIP switches on the FXO card control all eight channels. In order to apply different settings to channels on the same card, use the CLI.

Switch

Function

Description

Note

1-2

Signal

1 2

 

 

 

 

Type

 

 

 

0 0 = FXO Loop Start

 

 

 

1 0 = FXO Ground Start

 

 

 

0 1 = DPT (use with E&M setting

 

 

 

on T1)

 

 

 

 

 

1 1 = FXO Loop Start with

 

 

 

Calling Party Disconnect

 

 

 

 

 

 

 

3-6

Receive

3 4 5 6

 

 

These settings allow for

 

Gain/Loss

 

 

receive gain and losses of -9, -

 

0 0 0 0 =

0 dB

 

 

0 0 0 1

=

-9 dB

7, -6, -5, -4, -3, -2, 0, 2, 3, 4,

 

 

0 0 1 0

=

+2 dB

5, 6, and 7. +9 (1110 is not

 

 

0 1 0 0

=

+3 dB

available.

 

 

1 0 0 0

=

+4 dB

 

 

 

 

 

 

7-10

Transmit

7 8 9 10

 

These settings allow for

 

Gain/Loss

 

 

transmit gain and losses of -9,

 

0 0 0 0 =

0 dB

 

 

0 0 0 1

=

-9 dB

-7, -6, -5, -4, -3, -2, 0, 2, 3, 4,

 

 

0 0 1 0

=

+2 dB

5, 6, and 7. +9 (1110 is not

 

 

0 1 0 0

=

+3 dB

available.

 

 

1 0 0 0

=

+4 dB

 

 

 

 

 

 

 

LEDs

Each port on the FXO card has its own LED, as described in the table below

 

State

Loop Start

Ground Start Meaning

Dial Pulse Termination

 

 

Meaning

 

Meaning

 

 

 

 

 

 

Off

N/A

Idle (tip open)

Idle (loop open)

 

 

 

 

 

 

Green

Idle

Tip ground (incoming seizure)

Incoming seizure

 

 

 

 

 

 

Red

N/A

Ring ground (outgoing seizure)

Loop closure (outgoing seizure)

 

 

 

 

 

 

Yellow

Call in progress

Call in progress

Call in progress (reverse battery)

 

 

 

 

 

 

Flashing Green

Ringing

Ringing

N/A

 

 

 

 

 

Compact T1 - Release 6.1

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Black Box COMPACT T1 quick start Service Cards, FXO Card, DIP Switch Settings