Appro Technology Inc NVR-2028 사용자 설명서
9
2.2 Rear View
SD Card
RS-232
ALARM
DC12V
MONITOR
AUDIO
ANT
I/O
25
26
35
34
27
28 29
30
31 32 33
WAN
LAN
ANTENNA: This is a standard wireless access which complies with IEEE 802.11g/b.
SD
CARD
Slot: This is used for system software updating and the archiving/accessing of critical
images.
RS-232
Port: The RS-232 communication port functions as a connector to an external control device.
Please refer to APPENDIX 2 for more details.
MONITOR
Connector: The connector provides the unit’s composite video live signal if connected to a
display device.
AUDIO
OUT:
This provides the unit’s audio signal to a speaker.
ALARM I/O: This is a 9-PIN D-SUB connector including GROUND, ALARM OUT, DISK FULL, and
RECORD IN for connecting with external devices. Please refer to the next section for details.
Wire Catch: The wire catch secures the power cord and keeps it in place (so that it does not droop or
hang loosely).
Ground Screw’s: The ground screw is for chassis terminal.
Plug Inlet: The inlet connects to an external power supply. Connect 12 V DC UL Listed Class 2 Power
Supply.
WAN PORT: The WAN port is linked with the DSL/Cable modem’s cable to the Internet.
LAN PORT: The LAN port connects you to the local network.