Acer Keyboard Darfon German Technical Information download pdf (Page 71)

Chapter 4 65

Power System Check

To verify the symptom of the problem, power on the computer using each of the following power sources:

1. Remove the battery pack.

2. Connect the power adapter and check that power is supplied.

3. Disconnect the power adapter and install the charged battery pack; then check that power is supplied by

the battery pack.

If you suspect a power problem, see the appropriate power supply check in the following list:

T “Check the Battery Pack” on page 66

1 2 ... 66 67 68 69 70 71 72 73 74 75 76 ... 121 122

Acer TravelMate 4400 Series 1
Revision History 2
Copyright 3
Disclaimer 3
Conventions 4
System Specifications 7
Communication 8
I/O Ports 8
Bolsena Block Diagram 9
Board Layout 10
Bottom View 11
6 Chapter 1 12
A TravelMate tour 13
Closed Front View 14
# Icon Item Description 14
# Item Description 14
Left View 15
Right View 16
Rear Panel 17
Bottom Panel 18
Indicators 19
Launch Keys 20
Touchpad 21
Touchpad Basics 21
16 Chapter 1 22
Using the Keyboard 23
Windows Keys 24
Hot Keys 25
20 Chapter 1 26
Special Key 27
Chapter 1 25 31
Combo Drive Interface 31
DVD-Dual Interface 31
Hard Disk Drive Interface 31
26 Chapter 1 32
Audio Interface 32
Video Interface 32
Video Memory 32
Chapter 1 27 33
USB Port 33
IEEE 1394 Port 33
PCMCIA Port 33
System Board Major Chips 33
28 Chapter 1 34
Keyboard 34
LCD 15 inch 34
30 Chapter 1 36
AC Adaptor 36
System Power Management 36
LCD Inverter 36
System Utilities 37
Navigating the BIOS Utility 38
Advanced 42
Chapter 2 37 43
Disabled or Enabled 43
Security 44
Setting a Password 45
Removing a Password 46
Changing a Password 46
42 Chapter 2 48
Chapter 2 43 49
BIOS Flash Utility 50
Chapter 3 51
General Information 52
Chapter 3 47 53
48 Chapter 3 54
Chapter 3 49 55
Screw List 55
Removing the Battery Pack 56
Removing the HDD Module 57
Removing the ODD Module 59
Removing the LCD Module 59
Disassembling the Main Unit 61
58 Chapter 3 64
Disassembling the LCD Module 65
60 Chapter 3 66
Disassembling the HDD Module 67
62 Chapter 3 68
Troubleshooting 69
System Check Procedures 70
Power System Check 71
Touchpad check 72
Index of Error Messages 74
Chapter 4 69 75
Error Message List 75
Phoenix BIOS Beep Codes 76
Chapter 4 71 77
72 Chapter 4 78
Chapter 4 73 79
74 Chapter 4 80
LCD-Related Symptoms 80
Indicator-Related Symptoms 80
Power-Related Symptoms 80
76 Chapter 4 82
Peripheral-Related Symptoms 82
Chapter 4 77 83
Problems” on page 79 83
Modem/LAN-Related Symptoms 83
Intermittent Problems 84
Undetermined Problems 85
CD to Disk Recovery 86
Chapter 4 81 87
82 Chapter 4 88
Disk to Disk Recovery 89
Chapter 4 85 91
86 Chapter 4 92
Chapter 5 93
88 Chapter 5 94
90 Chapter 5 96
Chapter 6 97
Exploded Diagram 98
Chapter 6 92 99
93 Chapter 6 100
TravelMate 4400 100
Chapter 6 94 101
95 Chapter 6 102
Chapter 6 96 103
97 Chapter 6 104
Chapter 6 98 105
99 Chapter 6 106
TravelMate 4500 106
Chapter 6 100 107
101 Chapter 6 108
Chapter 6 102 109
103 Chapter 6 110
Chapter 6 104 111
105 Chapter 6 112
Chapter 6 106 113
TravelMate 4400 Series 114
Appendix A 114
Test Compatible Components 115
Microsoft 116
XP Pro Environment Test 116
Appendix B 121 117
122 Appendix B 118
Appendix B 123 119
124 Appendix B 120
Online Support Information 121
126 Appendix C 122

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