
4
Status LEDs
Each time Video Server starts, it will perform a Power-On Self Test, abbreviated as POST
hereafter, to examine every hardware module. As soon as the administrator plugs in the power
adapter, both LEDs under the network LED will flash one by one until the POST is done. If any
module fails, both LEDs will indicate to the users the error according to the pattern listed in
Appendix A. If the result is good, both LEDs will turn off for a while and then follows the
pattern below. Network interface depends on the peripherals including Ethernet UTP cable,
modem or null modem cable. If the Ethernet cable between Video Server and Ethernet hub is
good, Video Server will choose the Ethernet network. If Ethernet is unavailable but a operational
modem is connected, the network interface will be PPP with modem. If either of the above is not
the case, Video Server will try the interface of PPP with null modem.
Network Interface
Condition
LED2 (Heartbeat) LED3 (Status)
before installed
OFF
OFF
after installed
flash
OFF
Ethernet
during camera control
flash
Flash
PPP with modem
after POST
flash
ON
before connected
ON
ON
PPP with null modem
after connected
flash
ON
Summary of Contents for IPVS1A
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