Warning & caution – Nortel Networks NS4540 User Manual

Page 4

NetComm NS4540 Dome Camera User Guide

YML7** Rev1

www.netcomm.com.au

WARNING & CAUTION

Please read the manual before attempting installation or operation

Please be aware of the following:

1. Don't use any chemical detergent to clean the machine surface, use a damp cotton cloth

only. Regularly clean the dome cover to assure the device lens can properly focus.

2. Please install the NETCOMM NS4540 in a dry area, water and high humidity may cause

damage to internal parts. An external housing must be used for outdoor installation.

3. Please use parts supplied by the manufacturer only, any unqualified parts used in the

equipment will void the warranty.

4. Avoid installing the equipment in an unstable area. Make sure the area is firm and stable.

Falling equipment may injure personnel and damage the equipment.

5. Do not install the equipment near any flammable gas. This may cause fire and injury.
6. Avoid running video cable and signal cable in the vicinity or passing interference sources

such as video waves, broadcast station, power generator, elevator motor or high voltage
areas. This may cause interference with normal operation of the device.

7. Make sure the power cable is properly fixed. An unsecured cable may cause serious short

circuit or fire.

8. Correct cable connection is important. Do not place any object on the connection cable

and replace the cable if the cable is damaged. A faulty cable may cause a short circuit, fire
or injury.

9. Make sure ground is well connected to avoid damage caused by lightning.
10. Do not put any foreign objects inside the equipment and do not spray any liquid on the

equipment. This will avoid short circuit damage.

11. Do not touch power connection with wet hands to avoid short circuit or electric shock.
12. Do not apply excessive force on the equipment. Violation may cause damage.
13. Do not install the equipment in a location that may expose the equipment directly to

sunlight. Violation may cause color fading or damage.

14. Do not install the equipment in high temperature or low temperature environment to avoid

damage. The normal operational temperature is between -5 degrees~ +50 degrees.

15. NETCOMM NS4540 contains highly sensitive electric parts. Please allow repairs to be

undertaken by NetComm.

16. Turn off the power immediately and contact the technician when the following occurs:

A. Damage power cable or plug.

B. Water leaks into the equipment.

C. Equipment falls on ground or damage appears on the external case.

17. Warning: Do not try to repair the equipment. Only a qualified technician may

disassemble and repair the equipment. Shut off the power before disassembling the
equipment and power up the unit unless the case is completely assembled.