Dell X51 - Manual (Page 130)

130
Appendix
Controls and Lights
Navigation 5-way navigation button
Buttons: four program buttons: Calendar, Contacts,
Messaging, Home
power on/off
on/off button for WLAN/Bluetooth
®
wireless technology
voice record button
reset button
lock button
Lights: synchronization/communication
event notification
charge status
Expansion Slots
Secure Digital memory card one Secure Digital memory card slot (3.3v)
supports 1-bit and 4-bit SDIO card
CompactFlash card one CompactFlash Type II card slot (3.3v)
Ports and Connectors
Infrared standard v1.2 (115 kbps)
Cradle/synchronization connector 36-pin connector
Audio stereo headphone with mono microphone
supported connector