Chapter 1: Product introduction1-61.4Rear panel features1.4.1TS500-E5/PA4670W Single power supplyPower connectorExpansion slotsPS/2 keyboard portUSB 2.0 portsSerial portVGA portChassis intrusion switchGigabit LAN port 1Chassis lock120mm x 38mmsystem fanPS/2 mouse portGigabit LAN port 2