4.0 General Operation and Special Features

If a number has been previously stored, the number is displayed on the top line of the LCD (instead of dashes, as shown above).

Only one phone number can be stored per cell. To store a phone number, use the right and left arrow pushbuttons to go to the digit you want to change. The character at the current cursor location flashes. Use pushbutton 1 to decrease a number at the current cursor location or pushbutton 3 to increase a number. Use pushbutton 2 (CTRL) to sequence through the dialing control characters (listed below). Use the arrow pushbuttons to move on to the next digit or character to be changed. The phone number is saved when you return to the MAIN MENU.

4.3 Leased Line Auto-Recovery

When conditions on the leased lines deteriorate, the Leased Line Auto- Recovery feature allows the Modem to automatically restore operation for a leased line application by using dial lines as a backup. The Modem uses signal quality and loss of carrier detect to determine if line conditions are unsatisfactory. Leased Line Auto-Recovery is accessed via the AUTO- RECOVERY screen on the front panel LCD. The following conditions are required for Leased Line Auto-Recovery operation:

•Leased Line Auto-Recovery must be enabled (using the Leased Line Auto- Recovery Select option) on both communicating modems.

•The Leased Line Auto-Recovery Select, Return and Test options must

be set correctly on both communicating modems, as explained in the following sections.

•A dial backup line (or lines) must be installed.

•The phone number to be dialed (the backup line) must be stored in the originate modem, as explained in the previous section.

•Auto-answer must be enabled on the answer modem.

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Black Box MD885AE-R2, MD885C-R2, MD885A-R3, 34336 Leased Line Auto-Recovery, General Operation and Special Features
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MD885C-R2, MD885A-R3, MD885AE-R2, 34336 specifications

Black Box 34336 is a versatile and powerful solution designed to meet the diverse needs of data communication and management in various environments. This device integrates advanced technologies that enhance connectivity, streaming capacity, and security, making it ideal for both corporate and personal use.

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