Dell X50 owner manual 3V operation Uart interface

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Wireless Connectivity (continued)

Software support	Wi-Fi certified
Lights	green (WLAN status)
	blue (Bluetooth wireless technology status)
Switch	manual radio on/off (hardware button
	and software switch) to comply with
	aviation restrictions
Bluetooth wireless technology	2.4-GHz ISM band operation;
	compatible Bluetooth 1.2 wireless
	technology; includes manager for
	Bluetooth with wireless technology;
	Class II device; Max 4 dBm o/p power;
	3.3V operation; UART interface
Power Supply
Battery type:
Main	1100-mAh lithium-ion removable,
	rechargeable battery (standard)
	2200-mAh lithium-ion removable,
	rechargeable battery (optional)
Backup	20-mAh rechargeable nickel metal
	hydride button cell
AC adapter:
Supply voltage	100–240 VAC
Frequency	50–60 Hz
Current consumption	0.4 A
Output voltage	5.4 VDC
Output current	2.41 A

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Appendix