Acer 7520 Bedienungsanleitung Seite 38
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32 Chapter 1
Hardware Specifications and Configurations
NOTE: If you need to check PXE version, press F2 to enter BIOS then enable boot from LAN function. After
that, power off the system and remove the HDD. Last, reboot the laptop. Then you will see the PXE
version displayed on screen.
Processor
Item Specification
CPU type
AMD Turion™ 64 X2 dual-core mobile technology TL-66 / TL-64 / TL-60 /
TL-56 / TL-52 (1 MB L2 cache, 2.3 GHz / 2.2 GHz / 2.0 GHz / 1.8 GHz / 1.6
GHz GHz, supporting AMD HyperTransport® technology (for selected
models)
Mobile AMD Sempron™ 3500+/3600+/3800+ (1.8/ 2.0/2.2 GHz, 512/256/
256KB L2 cache), supporting AMD HyperTransport® technology (for
selected models)
Core logic North Bridge NVIDIA nForce® 630M chipset
CPU package S1 Socket package CPU with 638-pin Lindless Micro PGA package
CPU core voltage 0.944~1.3V
CPU Fan True Value Table
TEST Condition: 35W@Ambient 35 degree C
CPU Temperature Fan Speed Acoustic Level
Core 0 Core 1 (rpm) (dBA)
86 86 3700 39
88 88 3450 36.5
91 91 3150 34.5
95 95 2800 31
BIOS
Item Specification
BIOS vendor Phoenix TrustedCore / PhoenixBIOS
BIOS Version Phoenix TrustedCore ver 1.14 / PhoenixBIOS ver 1.01
BIOS ROM type Flash ROM
BIOS ROM size 512KB
BIOS package 32-pin PLCC
Supported protocols ACPI 1.0b/2.0/3.0, PCI 2.2, System/HDD Password Security Control, INT
13h Extensions, PnP BIOS 1.0a, SMBIOS 2.4, Simple Boot Flag 1.0, Boot
Block, PCI Bus Power Management Interface Specification, USB1.1/2.0,
IEEE 1394 1.0, USB/1394 CD-ROM Boot Up support, PC Card 95
(PCMCIA 3.0 Compliant Device), IrDA 1.0, Intel AC97 CNR Specification,
WfM 2.0, PXE (Preboot Execution Environment), BIS 1.0 (Boot Integrity
Service Application Program Interface), PC99a and Mobile PC2001
Compliant, Intel Enhanced SpeedStep Technology
BIOS password control Set by setup manual
Second Level Cache
Item Specification
Cache controller Built-in CPU
Cache size 2MB
1st level cache control Always enabled
2st level cache control Always enabled
- Aspire 7520/7220 Series 1
- Service Guide 1
- Revision History 2
- Copyright 3
- Disclaimer 3
- Conventions 4
- System Specifications 7
- Input devices 8
- Communication 8
- Dimensions and weight 8
- Power subsystem 8
- I/O Ports 9
- Options and accessories 9
- Software 9
- Environment 10
- System compliance 10
- Warranty 10
- System Block Diagram 11
- Board Layout 12
- Your Acer Notebook Tour 14
- Closed Front View 15
- Left View 16
- Right View 17
- Rear view 17
- Base view 18
- Indicators 18
- Easy-Launch Buttons 19
- Touchpad Basics 20
- Using the Keyboard 21
- Hot Keys 22
- Special Key 23
- The US dollar sign 24
- Acer Empowering Technology 25
- Acer eNet Management 26
- Acer ePower Management 27
- Battery status 28
- Acer eAudio Management 29
- Chapter 1 25 31
- Acer eLock Management 32
- Acer eRecovery Management 33
- Acer eSettings Management 34
- Using the System Utilities 36
- Launch Manager 37
- Chapter 1 33 39
- System Memory 39
- Memory Combinations 39
- Second Level Cache 39
- 36 Chapter 1 42
- DVD-Dual Interface 42
- Audio Interface 42
- Hard Disk Drive Interface 42
- Chapter 1 37 43
- Chapter 1 39 45
- LCD 15.4” inch 45
- BIOS Setup Utility 47
- System Utilities 47
- Navigating the BIOS Utility 48
- AS7220 Model BIOS Screens 49
- 44 Chapter 2 50
- Information 51
- Advanced 53
- Security 54
- Setting a Password 55
- Removing a Password 56
- Changing a Password 56
- Chapter 2 51 57
- Setup Warning 57
- Boot Exit 59
- AS7250/G Model BIOS Screens 60
- Chapter 2 55 61
- Exit Saving Changes 69
- 64 Chapter 2 70
- Chapter 3 71
- General Information 72
- 60 Chapter 3 74
- Screw List 74
- Removing the Battery Pack 75
- Removing the HDD Module 76
- Removing the Memory 76
- Disassembling the Main Unit 80
- Chapter 3 69 83
- Disassembling the LCD Module 85
- 72 Chapter 3 86
- Disassembling the HDD Module 87
- Disassembling the ODD Module 87
- Troubleshooting 89
- System Check Procedures 90
- Memory check 91
- Power System Check 91
- Check the Power Adapter 92
- Touchpad Check 93
- Index of Error Messages 95
- 82 Chapter 4 96
- Error Message List 96
- Chapter 4 83 97
- Phoenix BIOS Beep Codes 98
- Chapter 4 85 99
- 86 Chapter 4 100
- Chapter 4 87 101
- Indicator-Related Symptoms 102
- Power-Related Symptoms 102
- 88 Chapter 4 102
- LCD-Related Symptoms 102
- Intermittent Problems 105
- Undetermined Problems 106
- Top View 107
- Bottom View 108
- Chapter 6 109
- Aspire 7520/7220 FRU List 110
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