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4
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RS232 interface provides an extended keyboard connection
to work in conjunction with the master keyboard. Also allows
as interfacing with another computer with a serial port
connection, to perform system maintenance & upgrades,
matrix control, etc.
-
Standard
Ethernet
network
interface
fulfills
the
telecommuting function
1.
Important Safeguards and Warnings
1
．
Electrical safety
All installation and operation here should conform to your local
electrical safety codes.
We assume no liability or responsibility for all the fires or
electrical shock caused by improper handling or installation.
2
．
Transportation security
Heavy stress, violent vibration or water splash are not allowed
during transportation, storage and installation.
3
．
Installation
Keep upwards. Handle with care.
Do not apply power to the DVR before completing installation.
Do not place objects on the DVR
4
．
Qualified engineers needed
All the examination and repair work should be done by the
qualified service engineers.
We are not liable for any problems caused by unauthorized
modifications or attempted repair.
5
．
Environment
The DVR should be installed in a cool, dry place away from
direct sunlight, inflammable, explosive substances and etc.
