Figure 4-1 lists the light definitions for turn-up. The modem should
initialize in the sequence described in flow chart.
Figure 4-1: Turn-Up Flow Chart
m0495.3
POWER
DSL Modem Turn-up Flow Chart
Modem is powered on. For a few seconds,
the modem is performing several self-tests.
Modem is idle. Modem is checking for presence
of the phone company. If the modem stays in
this state for more than 10 minutes, an error
has occurred. Contact the customer support
center.
Link between the modem and phone company
is established. Checking the software version.
If needed, modem will receive a software
upgrade from the phone company. If the
modem stays in this state for more than
10 minutes, an error has occurred. Contact
the customer support center.
Receiving a software upgrade (if needed).
If the modem stays in this state for more than
10 minutes, an error has occurred. Contact
the customer support center.
Software upgrade complete. Modem is
connected and communicating with the phone
company, but is operating at a reduced speed.
If the modem stays in this state for more than
10 minutes, an error has occurred. Contact the
customer support center.
MODEM
DATA
POWER
MODEM
DATA
POWER
MODEM
DATA
POWER
MODEM
DATA
POWER
MODEM
DATA
Legend:
Modem is connected and communicating with
the phone company and is operating at full
speed.
POWER
MODEM
DATA
Off
On
Blinking
