Patterns: Normal Operation (WAN and Battery)
The following table shows light patterns during normal operation.
Mode
Power
US/DS
Online
Battery
AC Power
Good
On
On
=
Connected
to the
Internet
Flash
= Not
connected
to the
Internet
On
=
Internet
available
Off =
Internet
not
available
On
=
Battery
good or low
Off
=
Battery
missing
Flash
=
Battery bad
No AC
Power Bat-
tery In-
stalled
Flash
Off
Off
Off =
Battery
power
Flash
=
Battery bad
No AC
Power No
Battery
Off
Off
Off
Off
Firmware
Upgrade
On
Flash
On
(normal
operation)
Touchstone TG852 Telephony Gateway User’s Guide
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