Acer TravelMate 620 TravelMate 620 Service Guide - Page 37

Mechanical Specification Dimensions Weight I/O Ports Item Drive Bays Material Indicators Switch Specification 323 (W) x 265 (D) x 35(H) for 15.0" TFT less than 5.9 lbs for 15.0" TFT model 2 type II or one type III CardBus socket(s), 1 RJ-11 modem port, 1 RJ-45 LAN port, 1 DC-in jack (AC adapter), 1 FIR port, 1 parallel port, 1 serial port, 1 external monitor port, 1 PS/2 keyboard/mouse port, 1 mini docking station connector, 2 USB ports, 1 speaker/headphone-out jack, 1 audio line-in jack, 1 microphone-in jack, 1 fingerprint recognition sensor Two Housing: MCS-050 Panel : Plastic Wireless Communication, Power LED, Sleep LED, Media Activity, Battery Charge, Caps Lock, Num Lock Power Memory Address Map Memory Address 00100000h-000F0000h 000F0000h-000E0000h 000E0000h-000C0000h 000C0000h-000A0000h 000A0000h-00000000h I/O Address Map 000-00F 020-021 040-043 060, 064 061 040B 061 070-071 080-08F 0A0-0A1 0C0-0DF 0F0-0FF 120-13F 180-18F 170-177 1F0-1F7 220-22F 240-24F 278-27F 2E8-2EF 2F8-2FF 378, 37A I/O Address 512 KB 40 KB 128 KB Size Function System BIOS UMB Area VGA BIOS Video memory (VRAM) Conventional memory Function DMA controller-1 Interrupt controller-1 Timer 1 Keyboard controller 38859 chip select System speaker out DMA controller-1 System speaker Real-time clock and NMI mask DMA page register Interrupt controller-2 DMA controller-2 Numeric data processor Power management controller 2nd EIDE device (CD-ROM) select 1st EIDE device (hard drive) select Audio Audio (optional) Parallel port 3 COM4 COM2 or FIR (optional) Parallel port 2 Chapter 1 29