BT BF900 - Manual (Page 59)

58
Technical information
Connecting to switchboards
Your BF900 is approved only for use with a
compatible switchboard including those which
do not provide secondary proceed indication.
If you do have a compatible switchboard, it
cannot be guaranteed that the BF900 will
operate correctly under all possible conditions
of connection.
If you have any difficulties, contact BT on
Free
fone 0800 800 152 for business Customers
or Freefone 0800 800 150 for residential
customers (9am to 5pm Monday to Friday).
SAFETY WARNINGS
1. Interconnection circuits should be such
that the equipment continues to comply
with the requirements of 4.2 of EN 41003
for TNV circuits and 2.3 of EN 60950 for
SELV circuits, after making connections
between circuits.
2. Interconnection directly, or by way of
other apparatus, of ports marked “Safety
Warning. See instructions for use” with
ports marked or not so marked may
produce hazardous conditions on the
network. Advice should be obtained from
a competent engineer before such a
connection is made.
3. When you operate this equipment, the
electrical mains socket should be near the
equipment and be easily accessible.