Operating Your Computer 1-9Ref Component Description See Alsot SerialConnectorConnects a serial device. The left one isCOM1 and the right one is COM2.P. 4-4Can be configured as RS232 or RS422. P. 5-5u VGA Connector Connects an external display monitor. P. 4-2v Audio OutputConnectorConnects a set of headphones orexternal speakers with amplifier.P. 4-7MicrophoneConnectorConnects an external microphone. P. 4-7RJ-45 Connector Connects the LAN cable. The left one isLAN1 and the right one is LAN2.P. 2-21Right-Side ComponentsTo access a device bay, slide the latch toward the right to unlock ( ) andthen push down the latch to release the cover. When closing, engage thelatch and then slide the latch toward the left to lock ( ).Ref Component Description See Alson Battery Pack Supplies power to your computer whenexternal power is not connected.P. 3-3