HP Compaq dx2300 and dx2308 Business PC Service Reference Guide, 1st Edition

Fault Notification and Recovery ................................................................................ 23
Drive Protection System ............................................................................................ 23
Surge-Tolerant Power Supply .................................................................................... 24
Thermal Sensor ....................................................................................................... 24
5 Serial ATA (SATA) Drive Guidelines and Features
SATA Hard Drives .................................................................................................................. 25
SATA Hard Drive Cables ........................................................................................................ 25
SATA Data Cable ................................................................................................... 25
.............................................................................................................................. 26
SMART ATA Drives ................................................................................................................ 26
Hard Drive Capacities ............................................................................................................ 26
6 Identifying the Chassis, Routine Care, and Disassembly Preparation
Chassis Designations .............................................................................................................. 27
Microtower (MT) ..................................................................................................... 27
Electrostatic Discharge Information ........................................................................................... 29
Generating Static .................................................................................................... 29
Preventing Electrostatic Damage to Equipment ............................................................ 29
Personal Grounding Methods and Equipment ............................................................. 30
Grounding the Work Area ....................................................................................... 30
Recommended Materials and Equipment .................................................................... 30
Operating Guidelines ............................................................................................................. 32
Routine Care ......................................................................................................................... 32
General Cleaning Safety Precautions ......................................................................... 32
Cleaning the Computer Case .................................................................................... 32
Cleaning the Keyboard ............................................................................................ 33
Cleaning the Monitor ............................................................................................... 33
Cleaning the Mouse ................................................................................................ 34
Service Considerations ........................................................................................................... 34
Power Supply Fan ................................................................................................... 34
Tools and Software Requirements .............................................................................. 34
Screws ................................................................................................................... 34
Cables and Connectors ........................................................................................... 35
Hard Drives ............................................................................................................ 35
Lithium Coin Cell Battery .......................................................................................... 35
7 Removal and Replacement Procedures— Microtower (MT) Chassis
Preparation for Disassembly .................................................................................................... 37
Access Panel ......................................................................................................................... 38
Front Bezel ............................................................................................................................ 39
Front Drive Bezels .................................................................................................................. 40
5.25" Drive Bezel Blank .......................................................................................... 40
Removing a 3.5” Drive Bezel Blank .......................................................................................... 41
Memory ............................................................................................................................... 42
DDR2-SDRAM DIMMs .............................................................................................. 42
Installing Memory Modules ....................................................................................... 42
Expansion Cards .................................................................................................................... 44
Expansion Slot Cover Lock ....................................................................................... 44
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