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HP 4000 Maintenance & Service Guide HP Compaq 4000 Pro Small Form Factor B - Page 81

Baffle, Preparation for Disassembly, on Computer Access Panel

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Baffle Description Baffle Spare part number 636921-001 The baffle sits between the front fan and the heat sink. 1. Prepare the computer for disassembly (Preparation for Disassembly on page 40). 2. Remove the access panel (Computer Access Panel on page 41). 3. Remove the cables from the holder on the side of the baffle. 4. Lift the baffle straight up out of the chassis. Figure 6-41 Removing the baffle To install the baffle, reverse the removal procedure. Baffle 71

Section	Page
Installing and Customizing the Software	11
Installing the Windows Operating System	11
Downloading Microsoft Windows Updates	12
Installing or Upgrading Device Drivers (Windows systems)	12
Customizing the Monitor Display (Windows systems)	12
Launching Windows XP from Windows 7	13
Accessing Disk Image (ISO) Files	13
Computer Setup (F10) Utility	14
Computer Setup (F10) Utilities	14
Using Computer Setup (F10) Utilities	15
Computer Setup—File	16
Computer Setup—Storage	17
Computer Setup—Security	19
Computer Setup—Power	25
Computer Setup—Advanced	26
Recovering the Configuration Settings	29
Serial ATA (SATA) Drive Guidelines and Features	30
SATA Hard Drives	30
SATA Hard Drive Cables	30
SATA Data Cable	30
SMART ATA Drives	31
Hard Drive Capacities	31
Identifying the Chassis, Routine Care, and Disassembly Preparation	32
Chassis Designations	32
Small Form Factor (SFF)	32
Electrostatic Discharge Information	33
Generating Static	33
Preventing Electrostatic Damage to Equipment	33
Personal Grounding Methods and Equipment	34
Grounding the Work Area	34
Recommended Materials and Equipment	35
Operating Guidelines	35
Routine Care	36
General Cleaning Safety Precautions	36
Cleaning the Computer Case	36
Cleaning the Keyboard	37
Cleaning the Monitor	37
Cleaning the Mouse	37
Service Considerations	37
Power Supply Fan	38
Tools and Software Requirements	38
Screws	38
Cables and Connectors	38
Hard Drives	39
Lithium Coin Cell Battery	39
Illustrated parts catalog	40
Spare parts	40
Computer major components	40
Sequential part number listing	43
Removal and Replacement Procedures Small Form Factor (SFF) Chassis	49
Serial Number Location	49
Preparation for Disassembly	50
Computer Access Panel	51
Front Bezel	52
Bezel Blanks	53
System Board Connections	54
Installing Additional Memory	55
DIMMs	55
DDR3-SDRAM DIMMs	55
Populating DIMM Sockets	56
Installing DIMMs	57
Removing or Installing an Expansion Card	59
Cable Management	64
Cable Connections	65
Drives	66
Drive Positions	67
Installing and Removing Drives	67
Removing an Internal 5.25-inch Drive	69
Installing an Optical Drive into the 5.25-inch Drive Bay	71
Removing an Internal 3.5-inch Drive	73
Installing a Drive into the 3.5-inch Internal Drive Bay	75
Removing and Replacing the Primary 3.5-inch Internal SATA Hard Drive	78
Baffle	81
Front Fan Assembly	82
Hood Sensor	83
Front I/O, Power Switch Assembly	84
Speaker	85
Heat sink	86
Processor	88
Power Supply	90
System Board	92
Battery	94
Type 1 Battery Holder	95
Type 2 Battery Holder	95
Type 3 Battery Holder	96
Using the Small Form Factor Computer in a Tower Orientation	97
Installing a Security Lock	98
HP/Kensington MicroSaver Security Cable Lock	98
Padlock	99
Front Bezel Security	100
Connector Pin Assignments	102
Keyboard	102
Mouse	102
Ethernet RJ-45	103
Serial Interface, Powered and Non-Powered	103
USB	103
Microphone	104
Headphone	104
Line-in Audio	104
Line-out Audio	104
Monitor	105
DVI Connector	105
4-Pin Power (for CPU)	106
6-Pin Power (for CPU) (CMT, SFF)	106
SATA Data and Power	107
PCI Express	108
PCI Express	109
Power Cord Set Requirements	110
General Requirements	110
Japanese Power Cord Requirements	110
Country-Specific Requirements	111
POST Error Messages	112
POST Numeric Codes and Text Messages	113
Interpreting POST Diagnostic Front Panel LEDs and Audible Codes	118
Troubleshooting Without Diagnostics	122
Safety and Comfort	122
Before You Call for Technical Support	122
Helpful Hints	123
Solving General Problems	125
Solving Power Problems	129
Solving Diskette Problems	131
Solving Hard Drive Problems	134
Solving Media Card Reader Problems	137
Solving Display Problems	139
Solving Audio Problems	144
Solving Printer Problems	146
Solving Keyboard and Mouse Problems	148
Solving Hardware Installation Problems	150
Solving Network Problems	152
Solving Memory Problems	155
Solving Processor Problems	157
Solving CD-ROM and DVD Problems	158
Solving USB Flash Drive Problems	160
Solving Front Panel Component Problems	161
Solving Internet Access Problems	162
Solving Software Problems	165
Contacting Customer Support	166
Password Security and Resetting CMOS	167
Resetting the Password Jumper	168
Clearing and Resetting the CMOS	169
Drive Protection System (DPS)	171
Accessing DPS Through Computer Setup	172
Computer Diagnostic Features	173
Hewlett-Packard Vision Diagnostics	173
Accessing HP Vision Diagnostics	173
Survey Tab	174
Test Tab	175
Status Tab	176
History Tab	176
Errors Tab	176
Help Tab	177
Saving and Printing Information in HP Vision Diagnostics	177
Downloading the Latest Version of HP Vision Diagnostics	177
Protecting the Software	178
System Recovery	179
System Recovery options	180
System Recovery from the Windows 7 Start Menu	180
System Recovery at system startup	180
System Recovery from recovery media	181
Recovery media	182
Choosing recovery media	182
Creating recovery media	183
Specifications	184