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Interpreting POST Audible Codes, cool before touching.

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Interpreting POST Audible Codes This section covers the audible codes that may occur before or during POST that do not necessarily have an error code or text message associated with them. WARNING! When the computer is plugged into an AC power source, voltage is always applied to the system board. To reduce the risk of personal injury from electrical shock and/or hot surfaces, be sure to disconnect the power cord from the wall outlet and allow the internal system components to cool before touching. Beeps Meaning Recommended Action 1 short beep and 1 long beep followed by a three second pause Bad memory or memory configuration error. Check that the memory modules have been installed correctly and that proper modules are used. 2 short beeps and 1 long beep followed by a three second pause No graphics card installed or graphics card initialization failed. For systems with a graphics card: 1. Reseat the graphics card. Power on the system. 2. Replace the graphics card. 3. Replace the system board. For systems with integrated graphics, replace the system board. 3 short beeps and 1 long beep CPU configuration error or invalid CPU 1. Upgrade the BIOS to proper version. followed by a three second detected before graphics card pause initialized. 2. Change the processor. 1 short beep followed by a one No optical drive found. second pause 1. Check cable connections. 2. Run the Computer Setup utility and ensure the device port is enabled. 2 short beeps followed by a three second pause No CD found. 1. Check the type of drive that you are using and use the correct media type. 2. Replace the CD with a new one. 3 short beeps followed by a three second pause Flashing not ready (missing utility or BIOS image file, etc.) Upgrade the BIOS to proper version. 4 short beeps followed by a three second pause Flashing operation has failed 1. Verify the correct ROM. (checksum error, corrupted image, etc.) 2. Flash the ROM if needed. 3. If an expansion board was recently added, remove it to see if the problem remains. 4. Clear CMOS. 5. If the message disappears, there may be a problem with the expansion card. 6. Replace the system board. 5 short beeps followed by a three second pause BIOS recovery was successful No action required. Interpreting POST Audible Codes 173

Section	Page
Product Features	11
Microtower Models	14
Serviceability Features	14
Front Panel Components	14
Media Card Reader Components	15
Rear Panel Components	16
HP Pro 3000 MT/3080 MT	16
HP Pro 3010 MT	17
Small Form Factor Models	18
Serviceability Features	18
Front Panel Components	18
Rear Panel Components	19
HP Pro 3000 SFF	19
HP Pro 3010 SFF	20
Installing and Customizing the Software	21
Installing the Operating System	21
Downloading Microsoft Windows Updates	21
Installing or Upgrading Device Drivers (Windows systems)	22
Accessing Disk Image (ISO) Files	22
Protecting the Software	22
Computer Setup (F10) Utility	23
HP Pro 3000/3080 – Computer Setup (F10) Utility	23
Using Computer Setup (F10) Utilities	23
Computer Setup—Main	25
Computer Setup—Advanced	26
Computer Setup—Boot	27
Computer Setup—Power	28
Computer Setup—PC Health	28
Computer Setup—Exit	29
HP Pro 3010 – Computer Setup (F10) Utility	29
Using Computer Setup (F10) Utilities	29
Computer Setup—Main	30
Computer Setup—Advanced	31
Computer Setup—Power	33
Computer Setup—Boot	33
Computer Setup—Exit	34
Serial ATA (SATA) Drive Guidelines and Features	35
SATA Hard Drives	35
SATA Hard Drive Cables	35
SATA Data Cable	35
SMART ATA Drives	36
Hard Drive Capacities	36
Identifying the Chassis, Routine Care, and Disassembly Preparation	37
Electrostatic Discharge Information	37
Generating Static	37
Preventing Electrostatic Damage to Equipment	38
Personal Grounding Methods and Equipment	38
Grounding the Work Area	39
Recommended Materials and Equipment	39
Operating Guidelines	40
Routine Care	41
General Cleaning Safety Precautions	41
Cleaning the Computer Case	41
Cleaning the Keyboard	41
Cleaning the Monitor	42
Cleaning the Mouse	42
Service Considerations	42
Power Supply Fan	42
Tools and Software Requirements	42
Screws	43
Cables and Connectors	43
Hard Drives	43
Lithium Coin Cell Battery	44
Removal and Replacement Procedures Microtower (MT) Chassis	45
Preparation for Disassembly	45
Access Panel	46
Front Bezel	47
Bezel Blanks	48
Memory	49
DDR3-SDRAM DIMMs	49
Populating DIMM Sockets	50
Installing Memory Modules	52
Expansion Cards	54
Cable Management	59
Cable Connections	60
HP Pro 3000/3080	60
HP Pro 3010	61
Drives	62
Drive Positions	62
Installing Additional Drives	63
System Board Drive Connections	64
Removing an Optical Drive	66
Installing an Optical Drive into the 5.25-inch Drive Bay	67
Removing an External 3.5-inch Drive	68
Installing a Drive into the 3.5-inch External Drive Bay	69
Removing an Internal 3.5-inch Hard Drive	70
Installing an Internal 3.5-inch Hard Drive	74
Front I/O and USB Panel Housing Assembly	77
Power Switch/LED Assembly	78
System Fan	79
Heat sink assembly	80
Processor	81
Power Supply	82
System Board	84
Battery	85
Type 1 Battery Holder	86
Type 2 Battery Holder	87
Type 3 Battery Holder	87
Installing a Security Lock	89
HP/Kensington MicroSaver Security Cable Lock	89
Padlock	89
HP Business PC Security Lock	90
Hood Sensor	92
HP Chassis Security Kit	93
Removal and Replacement Procedures Small Form Factor (SFF) Chassis	94
Preparation for Disassembly	94
Access Panel	95
Front Bezel	96
Bezel Blanks	97
Memory	98
DDR3-SDRAM DIMMs	98
Populating DIMM Sockets	99
Installing DIMMs	101
Removing or Installing an Expansion Card	104
Cable Management	109
Cable Connections	110
HP Pro 3000/3080	110
HP Pro 3010	110
Drives	111
Drive Positions	111
Installing Additional Drives	112
System Board Drive Connectors	113
Removing an Optical Drive	115
Installing an Optical Drive into the 5.25-inch Drive Bay	116
Removing an External 3.5-inch Drive	118
Installing a Drive into the 3.5-inch External Drive Bay	120
Removing an Internal 3.5-inch Hard Drive	123
Installing an Internal 3.5-inch Hard Drive	125
Plastic Wire/Cable Fastener and Clips	127
Front I/O Device	129
Power Switch Assembly	130
Heatsink	131
Processor	132
Power Supply	133
System Board	135
Battery	136
Type 1 Battery Holder	137
Type 2 Battery Holder	137
Type 3 Battery Holder	138
Installing a Security Lock	139
HP/Kensington MicroSaver Security Cable Lock	139
Padlock	139
HP Business PC Security Lock	140
Hood Sensor	142
HP Chassis Security Kit	143
Connector Pin Assignments	144
Ethernet BNC	144
USB	144
Microphone	144
Headphone	145
Line-in Audio	145
Line-out Audio	145
4-Pin Power (for CPU)	145
Monitor	146
24-Pin Power	146
PCI Express	147
PCI Express	148
Power Cord Set Requirements	149
General Requirements	149
Japanese Power Cord Requirements	149
Country-Specific Requirements	150
Troubleshooting Without Diagnostics	151
Safety and Comfort	151
Before You Call for Technical Support	151
Helpful Hints	152
Solving General Problems	154
Solving Power Problems	157
Solving Hard Drive Problems	158
Solving Media Card Reader Problems	159
Solving Display Problems	161
Solving Audio Problems	165
Solving Printer Problems	166
Solving Keyboard and Mouse Problems	168
Solving Hardware Installation Problems	170
Solving Network Problems	172
Solving Memory Problems	175
Solving CD-ROM and DVD Problems	176
Solving USB Flash Drive Problems	178
Solving Front Panel Component Problems	179
Solving Internet Access Problems	180
Solving Software Problems	182
Interpreting POST Audible Codes	183
Resetting the Password Jumper	184
Resetting the CMOS Jumper	185
Contacting Customer Support	186
Specifications	187
Microtower	187
Small Form Factor	190

Match case Limit results 1 per page

Interpreting POST Audible Codes

This section covers the audible codes that may occur before or during POST that do not necessarily

have an error code or text message associated with them.

WARNING!

When the computer is plugged into an AC power source, voltage is always applied to

the system board. To reduce the risk of personal injury from electrical shock and/or hot surfaces, be

sure to disconnect the power cord from the wall outlet and allow the internal system components to

cool before touching.

Beeps

Meaning

Recommended Action

1 short beep and 1 long beep

followed by a three second

pause

Bad memory or memory configuration

error.

Check that the memory modules have been

installed correctly and that proper modules are

used.

2 short beeps and 1 long beep

followed by a three second

pause

No graphics card installed or graphics

card initialization failed.

For systems with a graphics card:

Reseat the graphics card. Power on the

system.

Replace the graphics card.

Replace the system board.

For systems with integrated graphics, replace

the system board.

3 short beeps and 1 long beep

followed by a three second

pause

CPU configuration error or invalid CPU

detected before graphics card

initialized.

Upgrade the BIOS to proper version.

Change the processor.

1 short beep followed by a one

second pause

No optical drive found.

Check cable connections.

Run the Computer Setup utility and ensure

the device port is enabled.

2 short beeps followed by a

three second pause

No CD found.

Check the type of drive that you are using

and use the correct media type.

Replace the CD with a new one.

3 short beeps followed by a

three second pause

Flashing not ready (missing utility or

BIOS image file, etc.)

Upgrade the BIOS to proper version.

4 short beeps followed by a

three second pause

Flashing operation has failed

(checksum error, corrupted image, etc.)

Verify the correct ROM.

Flash the ROM if needed.

If an expansion board was recently added,

remove it to see if the problem remains.

Clear CMOS.

If the message disappears, there may be a

problem with the expansion card.

Replace the system board.

5 short beeps followed by a

three second pause

BIOS recovery was successful

No action required.

Interpreting POST Audible Codes

173