Cable Modem Start Up Sequence
The following table shows the start-up sequence for the cable modem portion of the
Telephony Modem. Indicator color is not important.
Indicator Lights for the TM722G Models
The Touchstone Telephony Modem has eight indicator lights to assist in trou-
bleshooting. Only TM722G models have a Battery light.
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
(TM722G Only).
DS US Online Link Description
Flash Off Off Off Downstream search
On Flash Off Off Downstream found; upstream search
On On Flash Off
Downstream and Upstream found;
retrieving setup information from cable
operator
On On On On Ready for service
Touchstone TM722 Telephony Modem User’s Guide
Safety
Getting
Started
Battery
Installation Installation
USB
Drivers
Ethernet
Configuration Usage Troubleshooting Glossary
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