Acer 1520 manual Power Management, Environmental Requirements

AC Adapter

Item	Specification
Over Voltage Protection (OVP)	29V
Short circuit protection	9.5A @19V output voltage
Electrostatic discharge (ESD)	15KV (at air discharge)
	8KV (at contact discharge)
Dielectric Withstand Voltage
Primary to secondary	2150VDC for 1 sec.
Ground leakage current	less than 250uA

Power Management

Power Saving Mode	Phenomenon
Standby Mode	The buzzer beeps
Enter Standby Mode when	The Sleep indicator lights up
1.Standby/Hibernation hot-key is pressed
and system is not ready to enter Hibernation
mode.
2.System standby/ Hibernation timer expires
and system is not ready to enter Hibernation
mode.
Hibernation Mode	All power shuts off
Enter Hibernation Mode (suspend to HDD)
when
1.Hibernation hot-key is pressed and
system is ready to enter Hibernation mode
2.System Hibernation timer expires and
system is ready to enter Hibernation mode.
Display Standby Mode	The display shuts off
Keyboard, built-in touchpad, and an external
PS/2 pointing device are idle for a specified
period.
Hard Disk Standby Mode	Hard disk drive is in standby mode.
Hard disk is idle within a specified period of	(spindle turned-off)
time.

Environmental Requirements

Item	Specification
Temperature
Operating	+5~+35 °C
Non-operating	-20~+60 °C
Humidity
Operating	10% to 95% RH, non-condensing without disktte
	10% to 80% RH, non-condensing with disktte
Non-operating	20% to 80% RH, non-condensing (Unpacked)
Non-operating	20% to 90% RH, non-condensing (Storage package)
Vibration
Operating	5~250Hz 0.5Grms, 15mins per axis
Non-operating (unpacked)	1.04 Grms, 2-200Hz 15 mins per axis
Non-operating (packed)	1.04 Grms, 2-200Hz 15 mins per axis

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