Guardian Technologies DFT 150/175, DVST 9.4ASCOM 64000 Baseband Modem, Set Up Tx Or Master End

DVST Installation Guide Leased Line Transmission

9.4ASCOM 64000 Baseband Modem

The am-64000 is a good alternative to using a conventional PSTN MODEM in leased line mode.it also has a greater data transfer rate for short or private wire connections, the speed is 64kbps for the AM-64000 and 128kbps for the AM-128000, the max distance between the two units is 14 kilometres on a 0.64 mm cable or a -50 db loss.

Set Both Dvst Units In The Direct Mode

Using the cursor keys on the front of the ASCOM unit set the system up as follows.

SET UP TX OR MASTER END

RATE MENU64K

OPTION MENUX21

CONFIGURATION MENUMASTER MODE

HIGH RATE

X21 LOOPS OFF

BIT SYNC

64K MODE OFF POWER 0 dBm

MENU UNLOCKED

SET UP RX OR SLAVE END

OPTION MENUX21

CONFIGURATION MENUSLAVE MODE

HIGH RATE

X21 LOOPS OFF

POWER 0 dBm

MENU UNLOCKED

Connect both units to the line and confirm that the status menu reads C=off and I=on. This confirms the units are in communication.

Dedicated Micros Ltd Page 41