User`s guide

INSTALLATION
Page 16 User’s guide ref 9014809-03 Failsafe ring SHDSL switch
2 Ventilation
To avoid overheating when the ambient temperature is high, leave a 1 cm
(0.5 inch) space on each side of the product.
3 Supply voltage
The product comes with 2 separate voltage inputs, so that 2 external
power supply modules can be connected to the product. If one power
supply module fails, the XSRING will be powered by the other.
The supply voltage must be
• strictly lower than 60 VDC and higher than 9 VDC for XSRING-
2400 and XSRING-2230.
• strictly lower than 30 VDC and higher than 9 VDC for XSRING-
2220.
The consumption is 170 mA at 24 VDC.
4 Fuse
The product is protected with a 3A fuse located on the electronic board
near the supply voltage connectors.
!!! A replacement fuse is available on the board ; it is located over the leds.
5 Ethernet ports
The XSRING features two or four auto-sensing 10/100 Mbps MDI/MDI-X
LAN ports.