Panasonic KX-TES824 Installation Manual page 23

4.
Use 2-pair telephone cables when connecting Panasonic proprietary telephones (PTs).
Use 1-pair telephone cables when connecting single line telephones (SLTs), data terminals,
answering machines, computers, voice processing systems, etc.
5.
Unplug the PBX from its power source when wiring, and plug the PBX back in only after all wiring
is completed.
6.
Mis-wiring may cause the PBX to operate improperly. Refer to Section 2, "Installation" when
wiring the PBX.
7.
If an extension does not operate properly, disconnect the telephone from the extension line and
connect it again, or turn off the PBX using the power switch then turn it on again.
8.
For safety purposes this unit is equipped with an earthed plug. If you do not have an earthed
outlet, please have one installed. Do not bypass this safety feature by tampering with the plug.
9.
Use twisted pair cable for outside (CO) line connection.
10.
Outside (CO) lines should be installed with surge protectors. For details, refer to "2.4.1
Connecting Outside (CO) Lines", "2.2.8 Installing Surge Protector".
WARNING
Static-sensitive devices are used in this PBX. To protect printed circuit boards
from static electricity, do not touch the connectors indicated below. To discharge
static electricity from your body, touch ground or wear an earthing strap.
Warning: Static-sensitive connectors
Side View
2.1 Before Installing
Installation Manual 23