Samsung NX-308, Technical Manual

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5. CONNECTING TELEPHONE LINES
5.1 SAFETY PRECAUTIONS
To limit the risk of personal injury, always follow these precautions before
connecting to TELCO circuits:
●
Never install telephone wiring during a lightning storm.
●
Never install telephone jacks in a wet location unless the jack is specifically
designed for wet locations.
●
Never touch uninsulated telephone wires or terminals unless the telephone line
has been disconnected at the network interface.
●
Use caution when installing or modifying telephone lines.
5.2 LOOP START LINES
●
Using one pair twisted #24 AWG or #26 AWG jumper wire, cross-connect each
loop start C.O. line to the trunk port.
●
Refer to FIGURE 4-1 through 4-7 and 4-8.
6. CONNECTING STATION EQUIPMENT
Using one pair twisted #24 AWG or #26 AWG jumper wire, cross-connect each
keyset/AOM or single-line telephone to the keyset port or SLI port of your choice.
6.1 CONNECTING KEYSET / AOM (FIGURE 6-1)
The NX-308 system has seven hybrid ports and the NX-1232 system has eight
hybrid ports.Either a keyset or a single-line telephone may be connected to a
hybrid port. Before connecting station equipment to a hybrid port, the switches on
the Base Board must be set to keyset or SLT.
Each switch is composed of four sections, set to ON/ON/OFF/OFF to connect a
keyset to the hybrid port.
Each numbered switch has four
sections:
❶ ❷ ❸ ❹
.
To connect a keyset to a hybrid port,
they are set to ON/ ON/ OFF/ OFF.
6.1.1 NX-308 - Related Switch Location (FIGURE 6-3)
To connect a keyset or AOM to station #2 to #8 of basic KSU, the related
DIP switches should be set as follows: (Station #1 is a keyset-only station.)
NX-SERIES
HYBRID KEY SYSTEM
INSTALLATION SECTION
2 - 20
❶ ❷ ❸ ❹
ON
OFF
2INSTALL 1999.9.15 12:45 PM 페이지24