Acer Aspire 4720Z Aspire 4720, G, Z, 4320 Service Guide - Page 40

Bluetooth Interface Item Chipset Data throughput Protocol Interface Connector type Specification FOXCONN T60H928.01 Bluetooth miniUSB module 723 bps (full speed data rate) Bluetooth 2.0+EDR USB 1.1 USB Wireless Module 802.11b/g, 802.11a/b/g, 802.11a/g/n Item Chipset Data throughput Protocol Interface Specification Intel 11~54 Mbps 802.11b/g, 802.11a/b/g, or 802.11 a/g/n Mini PCI or Wi-Fi Hard Disk Drive Interface Item Vendor & Model Name Seagate 40G ST9402112A Toshiba MK4025GAS Hitachi HTS421240H9AT00 WD WD400UE-22HCT0 Samsung M40MP0402H Seagate ST96812A Seagate ST960821A Toshiba MK6025GAS HGST HTS541260H9AT00 WD WD600UE-22HCT0 Capacity (MB) Bytes per sector Data heads 40000 512 2 Drive Format Disks 1 Spindle speed 4200 RPM (RPM) Performance Specifications Buffer size 2048KB Interface ATA/ATAPI-6; ATA-6 Max. media 372 transfer rate (disk-buffer, Mbytes/s) Data transfer rate (host~buffer, Mbytes/s) 100 MB/Sec. Ultra DMA mode-5 DC Power Requirements Voltage tolerance 5V(DC) +/- 5% 60000 512 3 (for Hitachi and Seagate) 4 (for Toshiba) 2 4200 RPM 8192KB ATA/ATAPI-6; ATA-6 350 100 MB/Sec. Ultra DMA mode-5 5V(DC) +/- 5% TOSHIBA MK8025GAS HITACHI HTS421280H9AT00 SEAGATE ST9808210A SEAGATE ST98823A TOSHIBA MK8026GAX HGST HTS541280H9AT00 WD WD800UE-22HCT0 80000 512 4 (for Hitachi) 3 (for Seagate) 2 4200 RPM 8192KB ATA/ATA-6; ATA-6 350 100 MB/Sec. Ultra DMA mode-5 5V(DC) +/- 5% 34 Chapter 1