HP Compaq dx2250 User Manual download pdf (Page 67)

Front Bezel

1. Prepare the computer for disassembly (Preparation for Disassembly on page 59)

2. Remove the access panel (

Access Panel on page 60 )

3. Press down on all three tabs (1) on the left side of the bezel then, rotate the bezel off the chassis

(2), beginning with the left side and then the right side.

To reinstall the front bezel, reverse the removal procedure.

ENWW Front Bezel 61

1 2 ... 62 63 64 65 66 67 68 69 70 71 72 ... 161 162

Service Reference Guide 1
About This Book 3
Table of contents 5
Backing Up the CMOS 19
Restoring the CMOS 19
3 HP Insight Diagnostics 21
Survey Tab 22
Test Tab 22
Status Tab 23
Help Tab 24
Protecting the Software 25
Restoring the Software 25
4 Desktop Management 27
HP OpenView Agent 28
Remote System Installation 30
HP System Software Manager 31
HP Client Manager 31
HP Client Foundation Suite 33
ROM Flash 34
Remote ROM Flash 35
HPQFlash 35
Replicating the Setup 36
Copying to Multiple Computers 37
Creating a Bootable Device 38
Dual-State Power Button 41
HP Web Site Support 41
Industry Standards 42
Asset Tracking and Security 42
Password Security 44
Entering a Power-On Password 45
Entering a Setup Password 45
DriveLock 47
Using DriveLock 48
DriveLock Applications 48
Smart Cover Sensor 49
Smart Cover Lock 49
Cable Lock Provision 50
Drive Protection System 51
Surge-Tolerant Power Supply 51
Thermal Sensor 51
SATA Hard Drives 53
SATA Hard Drive Cables 53
SATA Power Cable 54
PATA Device Information 55
ATA SMART Drives 55
Hard Drive Capacities 55
Chassis Designations 57
Generating Static 58
Grounding the Work Area 59
Operating Guidelines 61
Routine Care 61
Cleaning the Keyboard 62
Cleaning the Monitor 62
Service Considerations 63
Cables and Connectors 64
Hard Drives 64
Lithium Coin Cell Battery 64
— Microtower (MT) Chassis 65
Access Panel 66
Front Bezel 67
Front Drive Bezels 68
DDR2-SDRAM DIMMs 70
Installing Memory Modules 70
Expansion Cards 72
PCI/PCIe Expansion Card 73
Cable Management 75
Cable Connections 76
Drive Positions 77
5.25" Drive 78
3.5” Drive 79
Removing a 3.5” Hard Drive 81
Power Switch Assembly 83
Speaker 84
System Fan 85
Heatsink 86
Processor 87
System Board 89
Type 1 Battery Holder 91
Type 2 Battery Holder 92
Type 3 Battery Holder 93
Power Supply 94
A Connector Pin Assignments 95
Ethernet RJ-45 96
Ethernet AUI 96
Parallel Interface 97
Microphone 98
Headphone 98
Line-in Audio 98
Line-out Audio 98
External Infrared Transceiver 98
ENWW Monitor 93 99
24-Pin Power 100
24-Pin MicroFit Power 101
4-Pin Power (for CPU) 101
6-Pin Power (for CPU) 101
SATA Data and Power 102
PCI Express 102
DVI Connector 104
ENWW DVI Connector 99 105
B Power Cord Set Requirements 107
C POST Error Messages 109
Safety and Comfort 119
Helpful Hints 120
Solving General Problems 122
Solving Power Problems 126
Solving Diskette Problems 127
Solving Hard Drive Problems 130
Solving Display Problems 134
Solving Audio Problems 138
Solving Printer Problems 140
Solving Network Problems 145
Solving Memory Problems 148
Solving Processor Problems 150
Cause Solution 153
Solving Drive Key Problems 154
Solving Software Problems 158

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HP Compaq dx2250 User Manual Page 67

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