Acer 7520 Bedienungsanleitung Seite 99
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- Inhaltsverzeichnis
- FEHLERBEHEBUNG
- LESEZEICHEN
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Chapter 4 85
46h 2-1-2-3 Check ROM copyright notice
48h Check video configuration against CMOS
49h Initialize PCI bus and devices
4Ah Initialize all video adapters in system
4Bh QuietBoot start (optional)
4Ch Shadow video BIOS ROM
4Eh Display BIOS copyright notice
50h Display CPU type and speed
51h Initialize EISA board
52h Test keyboard
54h Set key click if enabled
58h 2-2-3-1 Test for unexpected interrupts
59h Initialize POST display service
5Ah Display prompt “Press F2 to enter SETUP”
5Bh Disable CPU cache
5Ch Test RAM between 512 and 640 KB
60h Test extended memory
62h Test extended memory address lines
64h Jump to User Patch1
66h Configure advanced cache registers
67h Initialize Multi Processor APIC
68h Enable external and CPU caches
69h Setup System Management Mode (SMM) area
6Ah Display external L2 cache size
6Bh Load custom defaults (optional)
6Ch Display shadow-area message
6Eh Display possible high address for UMB
recovery
70h Display error messages
72h Check for configuration errors
76h Check for keyboard errors
7Ch Set up hardware interrupt vectors
7Eh Initialize coprocessor if present
80h Disable onboard Super I/O ports and IRQs
81h Late POST device initialization
82h Detect and install external RS232 ports
83h Configure non-MCD IDE controllers
84h Detect and install external parallel ports
85h Initialize PC-compatible PnP ISA devices
86h Re-initialize onboard I/O ports
87h Configure Motherboard Configurable Devices
(optional)
88h Initialize BIOS Area
89h Enable Non-Maskable Interrupts (NMIs)
8Ah Initialize Extended BIOS Data Area
8Bh Test and initialize PS/2 mouse
Code Beeps POST Routine Description
- 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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