Environmental Requirements - Acer TravelMate 290 Series Service Manual

AC Adapter
Item
Input Characteristics
Input Rated Voltage
Input Voltage Range
Input Frequency Range
Input Voltage Harmonic
Distortion
Input Current (100Vac, 240Vac /
3.5A loag)
Output Characteristics
Output Rated Voltage
Output Current
Output Voltage Setting
Output Voltage Ripple and
Noise(90Vac/70W load; 264Vac/
70W load)
Dynamic Load Change
Protection Characteristics
Over Voltage Protection
Power Management
ACPI Mode
Mech. Off (G3)
Soft Off (G2/S5)
Working (G0/S0)
Sleeping State (S3)
Sleeping State (S4)

Environmental Requirements

Item
Temperature
Operating
Non-operating
Non-operating
Humidity
Operating
Non-operating
Chapter 1
100V/240V
90VAC to 270VAC
47Hz to 63Hz
larger than or equal to 8%
larger than or equal to 1.5A
20V
0A to 3.5A
19.5V to 21V
larger than or equal to 300mVp-p
19.5~21V
25V
All devices in the system are turned off completely.
OS initiated shutdown. All devices in the system are turned off
completely.
Individual devices such as the CPU and hard disk may be power
managed in this state.
CPU Power Down
VGA Power Down
PCMCIA Suspend
Audio Power Down
Hard Disk Power Down
Super I/O Power Down
Also called Hibernate state. System saves all system states and
data onto the disk prior to power off the whole system.
°
+5 ~ +35 C
°
-20 ~ +65 C
°
-20 ~ +65 C (storage package)
20% to 80% RH
20% to 80% RH
Specification
Power Management
Specification
29