TA7104 /7108 Hardware Installation
155/1531-ANF 90114 C 2017-03-08
Triggered when the unit cannot be
contacted because DHCP failed, PPP
failed, and no static interface is configured.
Power LED:
• blinking, 3 Hz, 50%
duty.
The unit tries to download and install a
firmware given by the Network Rescue
server.
Ready LED:
• Off
All other LEDs:
• blinking to show a
LED displacing light from
left to right and right to left.
LED Patterns – Default Behaviour
When no specific condition matches those described in Table 5, the LEDs behave individually
according to the following rules:
Table 6: Default LED Behaviour
Blinking yellow, 1 Hz, 50% duty
All lines are enabled
(operational state).
All lines are disabled
(operational state).
At least one line is
enabled and at least
one line is disabled
(operational state).
4.3 RESET/DEFAULT BUTTON
The RESET/DEFAULT button allows you to:
Cancel an action that was started.
Revert to known factory settings if the TA7104/7108 refuses to work properly for any reason or the
connection to the network is lost.
Reconfigure a unit.
At Run-Time
The RESET/DEFAULT button can be used at run-time – you can press the button while the
TA7104/7108 is running without powering the unit off. Table 7 describes the actions you can perform
in this case.