Telos ZephyrExpress - Manual (Page 52)

Z EPHYR E XPRESS HARDWARE 3-11
MODE switches
SAFE MODE
Turn ON to protect menu settings against accidental changes. This switch can be turned
off with a small screwdriver blade or ballpoint pen.
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IMPORTANT!
Don’t attempt to move the SAFE MODE switch with a pencil. if the point breaks
off, a piece of conductive graphite may fall inside ZephyrExpress where it will
probably cause a short.
Software Options
These switches are reserved for future functions.
ISDN Connections
In most cases, you’ll use only one of these at a time:
S Interface
Connect to external NT1 Network Terminator, if supplied by your phone company. This
is common practice in Europe.
Data connection section
From ISDN
NT-1 Adapter
SAFE
switch
From ISDN
direct line
Line sync indicator
Note: You only need to use
one of the ISDN connectors.
Parallel Control
Remote
and
Download
connector