Acer 420 User Manual
Page 41
Chapter 1
33
Output Ratings (CV mode)
DC output voltage
Offers constant voltage 19.0V output source with 90W max output power
capacity.
Noise + Ripple
300mvp-pmax (20MHz bandwidth) for resistor load
Output current
0 A (min.) 4.74A (max.)
Output Ratings (CC mode)
DC output voltage
19.0
Constant output
3.5A
Dynamic Output Characteristics
Start-up time
3 sec. (@115 Vac and 230Vac full load)
Hold up time
10ms min. (@115 Vac input, full load)
Over Voltage Protection (OVP)
26 V
Short circuit protection
Output can be shorted without damage, and auto recovery
Electrostatic discharge (ESD)
15kV (at air discharge)
8kV (at contact discharge)
Dielectric Withstand Voltage
Primary to secondary
4242 Vdc for 1 second
Leakage current
60uA at 254Vac
Regulatory Requirements
1. FCC class B requirements (USA)
2. VDE class B requirements (German)
3. VCCI classII requirements (Japan)
Power Management
ACPI Mode
Power Management
Mech. Off (G3)
All devices in the system are turned off completely.
Soft Off (G2/S5)
OS initiated shutdown. All devices in the system are turned off
completely.
Working (G0/S0)
Individual devices such as the CPU and hard disk may be power
managed in this state.
Sleeping State (S3)
CPU in Stop Clock state
VGA Suspend
PCMCIA Suspend
Audio Power Down
Hard Disk Power Down
Super I/O Low Power mode
Sleeping State (S4)
Also called Hibernate state. System saves all system states and
data onto the disk prior to power off the whole system.
Environmental Requirements
Item
Specification
Temperature
Operating
+5~+35
°
C
Non-operating
-20~+65
°
C
Non-operating
-20~+50
°
C (storage package)
Humidity
Operating
10% to 90% RH, non-condensing
Non-operating
10% to 90% RH, non-condensing (unpacked)
AC Adapter
Item
Specification
SG_TM420_Ch1.fm Page 33 Thursday, September 26, 2002 9:23 AM