Installation manual

98 20/10/2004 PS10270JENAA01
Power on the system
Before switching on the power, check that:
• air flows freely all around the cabinet(s) and there are no objects lying on the cabinet, there
must be sufficient clearance between the cabinet and the wall
• all the expansion cards are connected
• the PT2 card is connected to the Ethernet LAN
• all devices are connected to the PBX and earthed
• the external 48 V battery is connected to the ADS300 power supply module, as shown in the
diagram below:
Risk of fire and electrical shock
To protect against risk of fire and electrical shock:
- make sure there are no screws, tools, or any metallic items inside the racks
- make sure the system is connected to a socket with an earthing conductor
- never open the cover before you have turned off the system