ZETRON 640 DAPT XTRA, Installation And Repair Manual

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Communications Setup
025-9416 47
6. The modem speaker is muted and the prompt “Connect 1200” appears on the screen
of the PC.
7. The top menu for programming the Model 640 is displayed on the monitor.
•
If dialing over a DID line, you should hear/see the following events at the modem
installed on the PC when the MCU is dialing the Model 640.
1. Dial tone, followed by a string of Touch Tone digits
2. One to three rings
3. The Model 640 answers with a solid modem tone followed shortly by the modem
carrier “hiss” as it attempts to establish a connection.
4. The modem speaker is muted and the prompt “Connect 1200” appears on the screen
of the PC.
5. The top menu for programming the Model 640 is displayed on the monitor.
q If the modem in the PC and the modem in the Model 640
q
Information in the EDIT LOCATIONS in MCU is correct
EE line = (area code)nnn-nnnn,,,,,,<console access number>
DID line = (area code)nnn-nnnn (
⇐
number = console access number)
q
Verify that no one is connected to the Model 640 by way of the local ZLink Comm
port
q
Verify that the ready light on the Model 640 is lit.
q
Verify that no switch-boxes need to be switched.
q
Verify that the telephone line is not shared with a FAX machine or another modem
device (this applies to End-to-End lines only)
q
Verify all telephone line connections.
q Ensure that if the phone line to the paging terminal has some kind of switch, it is in the
proper position. For example, a switch to select a desk phone or the Model 640 should be
set to access the paging terminal.
q Ensure that no FAX machines or other modems are on the telephone line.
Note: If all of the above checks and suggestions have been used and a ZLINK is still not
possible, contact Zetron technical support for assistance.