Acer 420 Laptop User Manual


 
34 Chapter 1
Non-operating 10% to 90% RH, non-condensing (storage package)
Vibration
Operating (unpacked) 5~500Hz: 1.0G
Non-operating (unpacked) 50~500Hz: 2.16G
Mechanical Specification
Item Specification
Dimensions 327mm (W) x 269mm (D) x 35.9mm (H) for 14.1/15.0 inch model
Weight 6.3lb (2.86kg) for 14.1 inch model
6.6lb (2.99kg) for 15.0 inch model
I/O Ports One type II CardBus slots, One RJ-11 modem jack,One RJ-45 network jack,
One DC-in jack for AC adapter, One ECP/EPP-compliant parallel port, One
external monitor port, One headphone/speaker/line-out jack (3.5mm mini jack),
One microphone/line-in jack (3.5mm mini jack), One S-video-out (NTSC/PAL)
port, Three Universal Serial Bus (USB) ports, One IEEE 1394 port, 100-pin port
replicator connector for Acer EasyPort, One SD/MMC slots, One memory stick
slot
Drive Bays two
Material Recycle plastic PC+ABS 94V0
Indicators Power, Media activity, Battery charge, Wireless communication, Caps lock, Num
lock and Sleep indicators
Switch Power switch
Lid switch
Internet switch
Wireless ON/OFF switch
E-mail switch
Memory Address Map
Memory Address Size Function
000E0000h-000FFFFFh 128KB System BIOS
000C0000h-000CFFFFh 64KB VGA BIOS
000A0000h-000BFFFFh 128KB Video memory (VRAM)
00000000h-0009FFFFh 640KB Conventional memory
I/O Address Map
I/O Address Function
0000-001F Direct memory access controller
0000-0CF7 PCI bus
0020-0021 Programmable interrupt controller
0024-0025 Programmable interrupt controller
0028-0029 Programmable interrupt controller
002C-002D Programmable interrupt controller
002E-002F Motherboard resources
0030-0031 Programmable interrupt controller
0034-0035 Programmable interrupt controller
0038-0039 Programmable interrupt controller
003C-003D Programmable interrupt controller
0040-0043 System timer
Environmental Requirements
Item Specification
SG_TM420_Ch1.fm Page 34 Thursday, September 26, 2002 9:23 AM