B400P/BE400P on DAHDI User Manual
OpenVox Communication Co. LTD.
URL: www.openvox.cn
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If a port works on TE mode, theoretically it should be set to OPEN
(OFF), but it might connect to some non-standard ISDN terminal
equipments that do not have terminal resistors, for such equipments,
you should set it to CONNECT(ON).
2.5 Power Feeding Connector
These jumpers control whether supply power to the external ISDN
terminals. You should adjust accordingly as follows:
If the port works on TE mode, you MUST set the jumper to
OPEN(OFF)
There are two aspects when ports work on NT mode. If the ISDN
terminal has the function of power supply, you should set the jumper
to OPEN (OFF); If ISDN terminal isn’t self- powered, you should set
the jumper to CONNECT (ON).
2.6 Power Supply
Power Feeding Input
If one of the eight power feeding connectors is CONNECT (ON), you
should connect a D-type connecter from PC power supply to this jack, the
D-type connecter is used to provide power to CDROM and 3.5” HDD.
Power Supply Selection
Some latest model PCs do not p5V on the PCI slots. If you use
