Panasonic KX-NT321-B Quick Reference Guide - Page 14

Important Information Important Information When using a KX-NT321 IP-PT, keep the following conditions in mind. • If the unit does not operate properly, disconnect the unit from the Ethernet cable and then connect again. • If you are having problems making calls, disconnect the Ethernet cable and connect a known working IP-PT. If the known working IP-PT operates properly, have the defective IP-PT repaired by an authorised Panasonic factory service centre. If the known working IP-PT does not operate properly, check the PBX and the Ethernet cable. • Wipe the unit with a soft cloth. Do not clean the unit with abrasive powders or with chemical agents such as benzene or thinner. • Use only the correct Panasonic handset. • Do not disassemble this unit. Dangerous electrical shock could result. The unit must only be disassembled and repaired by qualified service technicians. • If damage to the unit exposes any internal parts, immediately disconnect the cable or cord. If the power is supplied from the network to the IP-PT [Power-over-Ethernet], disconnect the Ethernet cable. Otherwise, disconnect the AC adaptor cord. Then return this unit to a service centre. • Never attempt to insert wires, pins, etc. into the vents or other holes of this unit. • This unit is designed to aid the visually handicapped to locate dial keys and buttons. • This unit is designed to be installed under controlled conditions of ambient temperature and a relative humidity. • Avoid installing the unit in damp or humid environments, such as bathrooms or swimming pools. • 999 and 112 can be dialled on the product after accessing the outside line for the purpose of making outgoing calls to the BT emergency (999) and (112) services (United Kingdom only). 14