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.
Using the Reset Button
Use the
Reset
button, on the back of the Telephony Modem, to reset the modem
as if you power cycled the unit. You may need to reset the Telephony Modem if you
are having problems connecting to the Internet. Using this button will be rare.
Use a pointed
non-metallic
object to press this button. The photo to the left shows
the location of the
Reset
button. The
Reset
button is recessed to prevent acci-
dental resets.
Model TM722S only:
The rear panel power switch can also be used to power cycle
the unit.
Booting from Battery
The TM722G supports a “Boot from Battery” feature that allows the Telephony
Modem to begin service without AC power.
To start the TM722G from its battery, follow these steps:
1
If a battery is already installed in the Telephony Modem, remove it.
2
Re-insert the battery into the Telephony Modem (see
for details).
3
Press the
Reset
button; the Power light should turn on immediately.
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
62
Reset Button
TM722G
TM722A/B
TM722S
Reset Button
Power Switch
