HP Mini dc7100 tower Error Conditions and Messages, Security Functions (continued), Diagnostic Functions, Start > Shut Down > Restart the Computer, Enter, current password, Feature

Security Functions (continued)

To change a Power-On or Setup password:

1.Turn on or restart the computer. If you are in Windows, click Start > Shut Down > Restart the Computer. Run Computer Setup (F10).

2.To change the Power-On password, go to step 3.

To change the Setup password, as soon as the computer is turned on, press and hold the F10 key until you enter Computer Setup. Press Enter to bypass the title screen, if neces- sary.

3.When the key icon appears, type the current password, a slash (/) or alternate delimiter character, the new password, another slash (/) or alternate delimiter character, and the new password again as shown: current password/new password/new password

4.Press Enter.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.

2.To delete the Power-On password, go to step 3.

To delete the Setup password, as soon as the computer is turned on, press and hold the F10 key until you enter Computer Setup. Press Enter to bypass the title screen, if neces- sary.

3.When the key icon appears, type the current password followed by a slash (/) or alternate delimiter character as shown: current password/

4.Press Enter.

Security Features

		How It Is
Feature	Purpose	Established
Pre-Boot Authori-	Allows you to enable/disable the Smart	Setup Utilities. [1]
zation	Card to be used in place of the Power-On
	Password.
Embedded Secu-	Allows you to enable/disable the Embed-	Setup Utilities. [1]
rity [2]	ded Security device, and reset the device to
	Factory Settings.
Network Service	Enables/disables the computer’s ability to	Setup Utilities. [1]
Boot	boot from an operating system installed on
	a network server. (Feature available on NIC
	models only; the network controller must
	reside on the PCI bus or be embedded on
	the system board.)
Device Security	Enables/disables serial ports, parallel port,	Setup Utilities. [1]
	front USB ports, system audio, network
	controllers (some models), MultiBay
	devices (some models), and SCSI control-
	lers (some models).
Power-On Pass-	Prevents use of computer until password is	Setup Utilities. [1]
word	entered. Can apply to both initial startup
	and restart.
Setup Password	Prevents reconfiguration of computer until	Setup Utilities. [1]
	password is entered.
DriveLock	Prevents unauthorized access to data on	Setup Utilities. [1]
	drives supporting password protection.
Smart Cover [2]	Allows you to enable/disable the Cover	Setup Utilities. [1]
	Lock, enable/disable the Cover Removal
	Sensor.
Master Boot	May prevent unintentional or malicious	Setup Utilities. [1]
Record (MBR)	changes to MBR of the current bootable
Security	disk and provides a means of recovering
	“last known” parameters.
Save Master Boot	Saves a backup copy of the Master Boot	Setup Utilities. [1]
Record	Record of the current bootable disk.Only
	appears if MBR Security is enabled.
Restore Master	Restores the backup Master Boot Record to	Setup Utilities. [1]
Boot Record	the current bootable disk.
Drive Protection	Diagnostic tool built into hard drives on	Setup Utilities or
System (DPS	select models designed to discover prob-	Diagnostics for Win-
	lems that might result in unwarranted drive	dows.
	replacement.
Memory Change	Detects addition or removal of memory	Refer to Intelligent
Alerts	modules. Notifies system administrator.	Manageability
		Guide.
System IDs	Allows you to set: Asset Tag, Ownership	Setup Utilities. [1]
	Tag, chassis serial number or Universal
	Unique Identifier (UUID) number, key-
	board locale setting.
Kensington	Inhibits access to interior of computer chas-	Requires Kensington
CableLock Provi-	sis. Can also be used to secure computer to	cable lock accessory
sion	a fixed object for prevent theft.	to secure computer
		to a fixed object.
Security Loop	Inhibits access to the interior of the com-	Install a lock in the
Provision	puter to prevent unwanted configuration	security loop to pre-
	changes or component removal.	vent unwanted con-
		figuration changes
		or component
		removal.

NOTES:

[1]For more information about Setup Utilities refer to the Computer Setup Guide.

[2]Available on some 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

Keyboard Light Combinations Used by Boot Block ROM

Failsafe		Keyboard
Boot Block	Keyboard		LED
ROM	LED Color	Activity			State/Message
NumLock	Green	On		ROMPaq diskette or ROMPaq CD not present,
				is bad, or drive not ready
Caps Lock	Green	On		Enter password.
Num, Caps,	Green	Blink on in		Keyboard locked in network mode.
Scroll Lock		sequence,
		one-at-a-
		time-N,C,SL
Num, Caps,	Green	On		Boot Block ROM Flash successful. Turn
Scroll Lock				power off, then on to reboot.
*Diagnostic lights do not flash on USB keyboards
POST Diagnostic Front Panel LEDs and Audible Codes
Power LED			# Beeps		Event
Steady green			None		System on (normal operation)
Blinks green every 2 seconds			None		Suspend to RAM
Blinks red 2 times			2		Processor thermal shutdown
Blinks red 3 times			3		Processor not seated / installed
Blinks red 4 times			4		Power supply failure
Blinks red 5 times			5		Pre-video memory error
Blinks red 6 times			6		Pre-video graphics error
Blinks red 7 times			7		PCA failure
Blinks red 8 times			8		Invalid ROM checksum (error)
Blinks red 9 times			9		Wrong power supply input voltage
Blinks red10 times			10		Bad option card
None			None		System unable to power on.

NOTE: Beeps will occur only for 5 iterations and then stop. LEDs will continue to blink until corrective action is taken.

Common POST Error Messages

Screen
Message	Probable Cause	Recommended Action
101-Option	System ROM or expan-	Verify the correct ROM.
ROM Error	sion board option ROM	Flash the ROM if needed.
	checksum.
		If an expansion card was recently added, remove it
		and see if the problem remains.
		Clear CMOS.
		If the message disappears, there may be a problem
		with the expansion card.
		Replace the system board.
110-Out of	Recently added PCI	If a PCI expansion card was recently added,
Memory	expansion card contains	remove it to see if the problem remains.
Space for	an option ROM too	In Computer Setup, disable the NIC PXE Option
Option	large to download dur-
		ROM Download to prevent PXE option ROM for
ROMs	ing POST.
		the internal NIC from being downloaded during
		POST to free more memory for an expansion card’s
		option ROM. Internal PXE option ROM is used for
		booting from the NIC to a PXE server.
		Enable the ACPI/USB Buffers @ Top of Memory
		setting in Computer Setup.
164-Mem-	Memory amount has	Press the F1 key to save the memory changes.
ory Size	changed since the last	-----------------------------------------------------
Error	boot (memory added or
		Run Computer Setup (F10 Setup).
	removed).
		Make sure memory module(s) (if any) are installed
	----------------------------
		properly.
	Memory configuration
		If third party memory has been added, test using
	is incorrect.
		HP-only memory.
		Verify proper memory module type.
201-Mem-	RAM failure	Run Computer Setup (F10 Setup) or Windows util-
ory Error		ities.
		Ensure memory and continuity modules are
		installed correctly.
		Verify proper memory module type.
		Remove and replace memory module(s) one at a
		time to isolate faulty module.
		Replace the faulty memory module(s).
		If error persists after replacing memory modules,
		replace the system board.
301-Key-	Keyboard failure.	Reconnect keyboard with computer turned off.
board Error		Check connector for bent or missing pins.
		Ensure that none of the keys are depressed.
		Replace keyboard.
501-Display	Graphics controller.	Reseat the graphics card (if applicable).
Adapter Fail-		Clear CMOS.
ure
		Verify that the monitor is attached and turned on.
		Replace the graphics controller (if applicable).
601-Dis-	Diskette controller cir-	Run Computer Setup (F10 Setup).
kette Con-	cuitry or floppy drive	Check and/or replace cables.
troller Error	circuitry incorrect.
		Clear CMOS.
		Replace diskette drive.
		Replace the system board.
1720-	Hard drive is about to	Determine if hard drive is giving correct error mes-
SMART	fail. (Some hard drives	sage. Run the Drive Protection System test if appli-
Hard Drive	have a firmware patch	cable.
Detects	that will fix an errone-	Apply firmware patch if applicable. (see
Imminent	ous error message.)
		www.hp.com/support)
Failure
		Back up contents and replace hard drive.