Security Functions (Continued)
To change a password:
1.Turn on or restart the computer. If you are in Windows, click Start > Shut Down > Restart the Computer. To change the setup password, run Computer Setup.
2.When the key icon appears, type your current password, a slash (/) or alternate de- limiter character, your new password, another slash (/) or alternate delimiter character, and your new password again as shown:
current password/new password/new password.
NOTE: Type the new password carefully since the actual characters do not appear on the screen.
3.Press the enter key.
The new password will take effect the next time the computer is restarted.
To delete a password using Setup:
1.Turn on or restart the computer. If you are in Windows, click Start > Shut Down > Restart the Computer. To delete the setup password, run Computer Setup (F10).
2.When the key icon appears, type your current password followed by a slash (/) or alternate delimiter character as shown. Example: currentpassword/
3.Press the Enter key.
To delete the Setup password by clearing CMOS:
1.Shut down (Power down) the system and disconnect the power cord from the outlet or the system unit.
2.Remove the chassis cover.
3.On the system board, press and release the CMOS clear switch.
4.Replace the chassis cover and reconnect the power cord.
To delete or disable the Power On password:
1.Shut down (Power down) the system and disconnect the power cord from the outlet or the system unit.
2.Remove the chassis cover.
3.On the system board, remove the jumper on pins 1 and 2 of header E49 and place only on pin 2.
4.Replace the chassis cover and reconnect the power cord.
Security Features
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| How It Is |
Feature | Purpose | Established |
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Removable Media | Prevents booting from removable media | Setup Utilities. [1] |
Boot Control | drives. |
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Serial, Parallel, | Prevents data transfer through integrated | Setup Utilities. [1] |
USB, or Infrared | serial, parallel, USB, or infrared interface. |
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Interface Control |
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| Prevents use of computer until password is | Setup Utilities. [1] |
Password | entered. Can apply to both initial startup |
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| and restart. |
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Setup Password | Prevents reconfiguration of computer until | Setup Utilities. [1] |
| password is entered. |
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Network Server | Provides unique security features for | Setup Utilities. [1] |
Mode | computer used as server. |
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DriveLock | Prevents unauthorized access to data on | Setup Utilities. [1] |
| drives supporting password protection. |
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Smart |
| Setup Utilities. [1] |
Cover Lock [2][3] | activated, prevents unauthorized access to |
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| chassis interior. |
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Smart | Indicates computer cover or side panel has | Setup Utilities. [1] |
Cover Sensor [3] | been removed. Can be set to require |
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| password for restart after cover or panel |
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| removal. |
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Master Boot | May prevent unintentional or malicious | Setup Utilities. [1] |
Record (MBR) | changes to MBR of the current bootable |
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Security | disk and provides a means of recovering |
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| “last known” parameters. |
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Drive Protection | Diagnostic tool built into hard drives on | Setup Utilities or |
System (DPS | select models designed to discover | Diagnostics for |
| problems that might result in unwarranted | Windows. |
| drive replacement. |
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Memory Change | Detects addition or removal of memory | Refer to Intelligent |
Alerts | modules. Notifies system administrator. | Manageability |
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| Guide. |
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Ownership Tag | Displays ownership information as defined | Setup Utilities. [1] |
| by system administrator during system |
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| startup. (Protected by setup password). |
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Kensington | Inhibits access to interior of computer | Requires Kensington |
CableLock | chassis. Can also be used to secure | cable lock accessory |
Provision | computer to a fixed object for prevent theft. | to secure computer |
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| to a fixed object. |
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NOTES:
[1]For more information about Setup Utilities refer to the Computer Setup Guide.
[2]If for any reason the Setup utility is not accessible to unlock the Smart Cover Lock then a FailSafe key is required to bypass the Smart Cover Lock and open the computer. Refer to the Hardware Reference Guide on how to use the FailSafe key. To order a FailSafe key contact HP or your HP reseller.
[3]Available on select models.
Diagnostic Functions
Diagnostic functions are provided by the Setup Utility (in system ROM) and by Diagnostics for Windows. Diagnostics for Windows provides detailed system information including:
•Processor type and speed
•Memory amount, mapping, and integrity
•Hardware peripheral availability/settings
•Hard drive type, space used/available
•System identification, asset tracking
Diagnostics for Windows may be pre installed on some models and can be downloaded free of charge from www.hp.com.
Error Conditions and Messages
PS/2 Keyboard LED Indications
NUM lock | Caps Lock | Scroll Lock |
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LED | LED | LED | Event |
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Blinking [1] | Off [1] | Off [1] | Memory Failure |
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Off [2] | Blinking [2] | Off [2] | Graphics controller failure |
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Off [3] | Off [3] | Blinking [3] | System failure prior to graphics |
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| controller initialization |
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On | Off | Off | ROMPaq diskette not present, faulty, |
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| or drive problem |
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Off | On | Off | Password prompt |
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Blinking [4] | Blinking [4] | Blinking [4] | Invalid ROM and/or flash failed |
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Blinking [4] | Blinking [5] | Blinking [5] | Keyboard locked in network mode |
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On [6] | On [6] | On [6] | Successful ROM flash |
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NOTES:
[1]Accompanied by 1 short, 2 long beeps
[2]Accompanied by 1 long, 2 short beeps
[3]Accompanied by 2 long, 1 short beeps
[4]All LEDs will blink in sync twice, accompanied by 1 long and 3 short beeps
[5]LEDs will blink in sequence (NUM, Caps, then Scroll Lock)
[6]Accompanied by rising beep tone
Chassis LED and Beep Messages
Power LED |
| # Beeps |
| Event |
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Steady green |
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| None |
| S0 System on (normal operation) |
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Blinks green @ 0.5 Hz |
| None |
| S1 Suspend |
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Blinks green @ 0.5 Hz |
| None |
| S3 Suspend to RAM |
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Off (clear) |
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| None |
| S4 Suspend to disk |
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Off (clear) |
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| None |
| S5 Soft off |
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Blinks red 2 times @ 1 Hz [1] |
| None |
| Processor thermal shutdown |
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Blinks red 3 times @ 1 Hz [1] |
| None |
| Processor not seated / installed |
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Blinks red 4 times @ 1 Hz [1] |
| None |
| Power supply failure |
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Blinks red 5 times @ 1 Hz [1] |
| 5 |
| Memory error |
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Blinks red 6 times @ 1 Hz [1] |
| 6 |
| Video error |
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Blinks red 7 times @ 1 Hz [1] |
| 7 |
| PCA failure |
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Blinks red 8 times @ 1 Hz [1] |
| 8 |
| Invalid ROM checksum (error) |
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NOTE: |
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[1] Repeated after 2 second pause |
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Common POST Error Messages |
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Screen |
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Message | Beeps | Probable Cause |
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| Recommended Action |
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1L, 1S | 1. System ROM |
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| 1. Verify ROM, reflash if |
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ROM Error |
| checksum error. |
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| required. |
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| 2. Expansion card. |
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| 2. Remove suspected expansion |
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| 3. CMOS corruption. |
| card, reboot. |
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| 4. System board |
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| 3. Clear CMOS memory, reboot. |
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| 4. Replace system board. |
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none | DMA, timers |
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| 1. Clear CMOS memory. |
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System |
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| 2. Remove expansion boards. |
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Board |
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| 3. Replace system board. |
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Failure |
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| 2S | Incorrect memory |
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| 1. Run Setup (F10). |
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Size Error |
| configuration. |
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| 2. Check DIMMs for proper |
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| seating, proper type, and HP |
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| compatibility. |
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| 3. Remove DIMMs singularly |
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| and reboot to isolate faulty |
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| DIMM. |
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| none | RAM failure |
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| Same as 164. |
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Error |
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| none | DIMMs do not match. |
| Same as 164. |
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Type |
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Mismatch |
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none | Processor has failed to |
| 1. Check processor seating. |
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Processor |
| initialize. |
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| 2. Replace processor. |
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none | Keyboard failure. |
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| Check keyboard connection or |
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Keyboard |
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| keys. Replace keyboard. If 304, |
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Error |
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| possible system board problem |
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2S | NIC interrupt conflicts |
| Reset IRQ (reboot system). |
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Interface |
| with another device. |
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Card |
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Interrupt |
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Conflict |
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1L, 2S | Graphics controller. |
| 1. Reseat graphics card. |
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Adapter |
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| 2. Check monitor connection. |
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Failure |
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| 3. Replace graphics card. |
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| ||||
none | Diskette in drive A not |
| Remove/replace diskette. |
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Boot Error |
| bootable |
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| ||||
none | Hard drive is about to |
| Run drive protection system test |
| |||||
SMART |
| fail. |
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| if available. Check for firmware |
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Hard Drive |
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| patch for erroneous error |
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Detects |
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| message. |
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Imminent |
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Failure |
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178x, 179x- | none | Hard drive or hard |
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| Run Setup or hard drive |
| |||
Hard Drive |
| drive circuitry failure. |
| diagnostics. Replace hard drive. |
| ||||
Failure |
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