HP Armada m300 Specifications Page 46
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Troubleshooting
2-23
Table 2-17
Solving Power
Problems
Problem Possible Cause Solution
Computer will not turn on. Battery is discharged and
computer is not connected to a
power source.
■
Charge the battery pack.
■
Replace the battery pack.
■
Connect the computer to an external
power source.
Battery is discharged and cables
to the external power source are
unplugged.
Ensure that cables connecting the
computer and the external power
source are plugged in properly.
Computer turned off
while it was left unattended.
Computer initiated because of a
critical low battery condition.
■
Charge the battery pack.
■
Replace the battery pack.
■
Connect the computer to an external
power source.
The computer initiated
Hibernation after a user-defined
timeout expired.
Turn on the computer.
Table 2-18
Solving Screen
Problems
Problem Possible Cause Solution
Characters on computer display
are dim.
Computer is in direct light.
The brightness control is not set
properly.
Move the computer or adjust the screen.
Adjust the brightness control by
pressing the
Fn
+
F10
hotkeys.
You may have a screen saver or
screen blanking utility installed.
Press any key to refresh the screen.
Screen timeout was initiated. Press any key to light the screen.
System initiated Suspend after a
user-defined timeout expired.
Press the suspend button to exit
Suspend.
Computer initiated a low battery
Suspend or Hibernation.
■
Replace the battery pack and exit
Suspend or Hibernation.
■
Connect the computer to an external
power source and exit Suspend or
Hibernation.
Power Management, which
controls Suspend and Hibernation,
is disabled and the battery pack
has discharged.
■
Replace the battery pack and turn
on the computer.
■
Connect the computer to an external
power source and turn on the
computer.
Computer screen is blank and
external monitor displays
information.
Display was switched to the
external monitor.
Press
Fn+F4
to display information on
the computer screen; press
Fn+F4
again to display information
simultaneously on both screens.
Display switch is stuck. Tap the switch.
Fn+F4
hotkey combination does
not switch between internal and
external displays.
CRT or other display device is not
connected properly.
Check your connections to ensure that
an external device is connected
properly.
- Compaq Armada M300 1
- Series of Personal Computers 1
- DOCUMENTATION SURVEY 2
- MAINTENANCE AND SERVICE GUIDE 3
- CONTENTS 4
- SPECIFICATIONS 6
- USING THIS GUIDE 7
- Serial Number 8
- PRODUCT DESCRIPTION 9
- Table 1-1 10
- Table 1-2 11
- Features 12
- Accessing the Web Agent 13
- Asset Management 13
- Intelligent Manageability 13
- Fault Management 14
- Fault Management Alerts 14
- Security Management 14
- Configuration Management 15
- Managing Power 15
- Accessing Power Management 15
- Power Management Levels 15
- Figure 1-2. Top Components 16
- Table 1-3 17
- Top Components 17
- Table 1-4 18
- Left Side Components 18
- Table 1-5 19
- Right Side Components 19
- Table 1-6 20
- Front Components 20
- Table 1-7 21
- Rear Components 21
- Table 1-8 22
- Bottom Components 22
- 1.3 Design Overview 23
- System Board 23
- ROUBLESHOOTING 24
- 2.1 Preliminary Steps 25
- 2.2 Clearing Passwords 26
- 2.4 POST Error Messages 27
- Table 2-2 28
- Fatal Error Messages 28
- 2.5 Compaq Utilities 29
- Diagnostics for Windows 30
- Using Computer Setup 30
- File Menu 31
- Security Menu 31
- Advanced Menu 32
- Factory Default Settings 33
- Before Replacing Parts 35
- Obtaining Update Information 35
- Table 2-8 36
- Solving Audio Problems 36
- Table 2-9 37
- Table 2-9 38
- Table 2-10 39
- Table 2-11 39
- Table 2-12 40
- Solving Hard Drive 40
- Problems 40
- Table 2-13 41
- Solving Infrared 41
- Table 2-15 43
- Table 2-16 44
- Solving PC Card 44
- Table 2-19 47
- Solving USB 47
- ILLUSTRATED PARTS CATALOG 48
- Table 3-1 50
- Table 3-2 51
- Spare Part Number 136254-001 51
- 3.4 Mass Storage Devices 52
- 3.5 Miscellaneous 53
- REMOVAL AND REPLACEMENT 54
- PRELIMINARIES 54
- Cables and Connectors 55
- Workstation Precautions 57
- Table 4-1 59
- Table 4-2 59
- Static-Shielding Materials 59
- PROCEDURES 60
- Expansion Unit 62
- ➊ (Figure 5-4) 63
- 5.6 Battery Packs 65
- Replacing the Battery Pack 66
- 5.7 Hard Drives 67
- Inserting a Hard Drive 68
- 5.8 PC Cards 69
- Removing a PC Card 70
- Inserting a PC Card 71
- 5.9 Modem or Modem/NIC Card 72
- Remove the card 73
- ➊ (Figure 5-13) 74
- 5.11 Keyboard 75
- ➊ (Figure 5-15) 76
- Remove the keyboard 76
- 5.12 Memory Expansion 77
- ➋ snap into 78
- 5.13 Switch Cover 79
- ➊ (Figure 5-19) 80
- 5.14 Display Assembly 81
- 5.15 Top Cover with TouchPad 82
- ➊ from the system 83
- ➋, and swing the front 83
- 5.16 Voltage Converter Board 84
- 5.17 Modem Connector Board 85
- 5.18 PC Card Assembly 87
- 5.19 System Board 88
- ➊ (Figure 5-28) 89
- ➌, around the USB port ➌, and 89
- 6.2 Display 91
- 6.3 Hard Drive 92
- 6.4 Diskette Drive 93
- 6.5 Li-Ion Battery Pack 93
- 6.6 CD-ROM Drive 94
- 6.7 DVD-ROM Drive 95
- 6.8 System Interrupts 96
- 6.9 System DMA 96
- 6.10 System I/O Addresses 97
- 6.11 System Memory Map 98
- Index I-1 99
- I-2 Index 100
- Index I-3 101
- I-4 Index 102
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