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Acer TravelMate 3250 TravelMate 3250 Service Guide - Page 49

Combo Drive Interface, Hard Disk Drive Interface, HLDS GCC-4244N

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Hard Disk Drive Interface Item 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 2 5400 RPM 2MB ATA/ATAPI-6; ATA-6 350 100 MB/Sec. Ultra DMA mode-5 5V(DC) +/- 5% 80000 512 4 (for Samsung/WD) 3 (for Seagate) 2 5400 RPM 8MB ATA/ATA-6; ATA-6 350 100 MB/Sec. Ultra DMA mode-5 5V(DC) +/- 5% Combo Drive Interface Item Vendor & model name Performance Specification Transfer rate (KB/sec) Buffer Memory Interface Specification HLDS GCC-4244N Philips SCB5265 Panasonic UJDA770 With CD Diskette With DVD Diskette Sustained: Max 3.6Mbytes/sec Sustained: Max 10.8Mbytes/sec 2MB Enhanced IDE(ATAPI) compatible Chapter 1 41

Section	Page
Table of Contents	7
Table of Contents	8
Features	9
System Block Diagram	12
Board Layout	13
Top View	13
Bottom View	14
Your Acer Notebook tour	16
Front view	16
Closed Front View	17
Left View	18
Right View	18
Rear Panel	19
Bottom Panel	20
Indicators	20
Easy-Launch Buttons	21
Touchpad Basics	22
Using the Keyboard	24
Lock Keys and embedded numeric keypad	24
Windows Keys	24
Hot Keys	25
Special Key	26
Acer Empowering Technology	28
Empowering Technology password	28
Acer eNet Management (for selected models)	28
Acer ePower Management	30
Acer ePresentation Management	32
Acer eDataSecurity Management	33
Acer eLock Management	35
Acer eRecovery Management	36
Acer eSettings Management	37
Acer ePerformance Management	37
Acer OrbiCam	38
Enabling the Acer VisageON (for 1.3 megapixel camera models only)	41
Using the System Utilities	44
Acer GridVista (dual-display compatible)	44
Launch Manager	45
Hardware Specifications and Configurations	46
BIOS Setup Utility	57
Navigating the BIOS Utility	58
Information	59
Main	60
Advanced	62
Security	63
Boot	67
Exit	68
BIOS Flash Utility	69
General Information	72
Before You Begin	72
Disassembly Procedure Flowchart	73
Removing the Battery Pack	75
Removing the Wireless LAN Card/the HDD Module/the Memory/the ODD Module and the LCD Module	76
Removing the Memory and the HDD Module	76
Removing the ODD Module	77
Removing the LCD Module	77
Disassembling the Main Unit	80
Separate the Main Unit Into the Upper and the Lower Case Assembly	80
Disassembling the Lower Case Assembly	80
Disassembling the Upper Case Assembly	82
Disassembling the LCD Module (with video camera)	84
Disassembling the External Modules	87
Disassembling the HDD Module	87
Disassembling the ODD Module	87
System Check Procedures	90
External Diskette Drive Check	90
External CD-ROM Drive Check	90
Keyboard or Auxiliary Input Device Check	90
Memory check	91
Power System Check	91
Touchpad Check	93
Power-On Self-Test (POST) Error Message	94
Index of Error Messages	95
Phoenix BIOS Beep Codes	98
Index of Symptom-to-FRU Error Message	102
Intermittent Problems	105
Undetermined Problems	106
Top View	107
Bottom View	108
Aspire 3640/TravelMate 2440 Exploded Diagram	112

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