Samsung NX-828, Техническое руководство

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4. Connecting Telephone Lines
4.1 Safety Precautions
To limit the risk of personal injury, always follow these precautions before connecting
PSTN circuits:
¡Ü
Never install telephone wiring during a lightning storm.
¡Ü
Never install telephone jacks in a wet location unless the jack is specifically designed
for wet locations.
¡Ü
Never touch uninsulated telephone wires or terminals unless the telephone line has been
disconnected at the network interface.
¡Ü
Use caution when installing or modifying telephone lines.
4.2 Loop Start Lines
¡Ü
Using one pair twisted #24 AWG or #26 AWG jumper wire, cross-connect each loop start
C.O. line to the trunk port.
¡Ü
Refer to
FIGURE 2-5A
and
FIGURE 2-6
.
5. Connecting Station Equipment
5.1 Connecting Keyset/ Aom
To connect the keyset or AOM to the any station from #1 to #4 of basic KSU, see
Figure 2-17
NX-828
HYBRID KEY SYSTEM
INSTALLATION
KEYSET
or
AOM
R
B K
W
G
Y
B L
1 2 3 4 5 6
CONNECT
TO MDF
REFER TO
MDF CABLING
(Figure 2-3, 2-5B, 2-8)
G
R
Y
BK :
:
:
: L1
L2
D-
D+
Figure 2-17 Co nnect in g KEY SE T / AOM
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