User`s guide

Indicator Lights for the TM822G Model
The Touchstone Telephony Modem has eight indicator lights to assist in trou-
bleshooting.
Battery Mismatch
If the Telephony Modem alternates flashing the Battery light and all other lights, the
installed battery is incompatible with the Telephony Modem. Remove the battery
and install one of the batteries described in Battery Installation and Replacement
(TM822G Only).
Indicator Lights: Normal Operation
The following table shows light patterns during normal operation. If colors are not
indicated, they do not affect the status.
Touchstone TM822 Telephony Modem User’s Guide
Safety
Getting
Started
Battery
Installation
Installation
Ethernet
Configuration Usage Troubleshooting Glossary
42
TM822
Battery
Tel 2
Tel 1
Link
Online
US
DS
Power
Battery
Tel 2
Tel 1
Link
Online
US
DS
Power