External DIP Switches | Configuring the | 39 |
Data Port 1 and 2 Data Rate - (DIP switch - back)
Switch numbers S1 through S5 are shown on the board within the unit.
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| Data 1 |
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| T1 |
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| FXS Loop Pairs | FXS Loopback |
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| T1 Line | Rx | 24/48 VDC |
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| 1 | 12 13 | 24 | Alm. | Data 1 | Data 2 | Data 2 |
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| 120 | ||||
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| S5 | S4 | S3 |
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| Data 1 |
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| Data 2 |
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1 | ON |
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| DIP | 1 | ON |
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| 64 Kbps |
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| 56 Kbps |
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Description: S2 and S3 position 12 selects the data rate for Data Ports 2 and 1, respectively.
Factory Setting: 56Kbps64 Kbps: Data Ports1 or 2 receive and transmit data at a multiple of 64 Kbps.56 Kbps: Data Ports 1 or 2 receive and transmit data at a multiple of 56 Kbps.The options shown on this page do not have to be matched. i.e. Port 1 can have a different interface and speed than Port 2.
FXS Ports (per line) - Loopback Operation and/or Channel Unassigned (DIP switch - back)
Switch numbers S1 through S5 are shown on the board within the unit.
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| Data 1 |
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| T1 |
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| FXS Loop Pairs | FXS Loopback |
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| T1 Line | Rx | 24/48 VDC |
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| 1 | 12 13 | 24 | Alm. | Data 1 | Data 2 | Data 2 |
| T1 |
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| + – G |
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| S5 | S4 | S3 |
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| FXS Loopback |
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| FXS Loopback | ||||||||||||||||||||||||||||||||||||||
1 | ON |
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| DIP | 1 | ON |
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| DIP | ||||||||
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Factory Setting: OFF
ON: Breaks the connections to and from the FXS Ports and loops the receive data back onto the transmit path towards the T1. In the case of unassigned channels, provides an idle termination.
Issue 1, September 1998 |
© 1998, ADC Telecommunications, Inc.