HP Z400 Support Question
HP Z400 Support Question
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Question posted by yovjack on September 11th, 2014
How To Clear Cmos Password On Z400
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Current Answers
Answer #1: Posted by coby1897 on November 14th, 2014 5:15 PM
coby1897
Member since:
November 14th, 2014 Points: 1,110
Member since:
November 14th, 2014 Points: 1,110
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Shut down the operating system, power off the workstation and external devices, and disconnect the workstation power cord and external devices from power outlets.
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Disconnect the keyboard, monitor, and other external devices that are connected to the workstation.
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Remove the access panel.
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Locate the password header and jumper.
The password header is E49.
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Verify that the AC power cord is disconnected from the power outlet.
The password jumper is green so it can be easily identified.
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Remove the jumper from pins 1 and 2.
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Restart the workstation to the point where you get video.
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Shut down the workstation, and then replace the jumper to clear the passwords.
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Replace the access panel.
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Reconnect the external equipment.
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Connect AC power to the workstation, power on the workstation, and then boot to the F10 (Setup) Utility.
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To create new passwords, repeat steps 1 through 8, and then create the new passwords using the F10 (Setup) Utility.
Related HP Z400 Manual Pages
HP Installer Kit for Linux: Important Red Hat Linux installation information - Page 5
... Desktop 11" ISO images http://www.hp.com/support/z400 (substitute correct platform name); Select "download drivers and software"; Use SATA or SCSI, not both.
Hardware RAID is NOT supported)
HP workstation ... 8888 ELP (RAID 0,1, 5 SAS Only).
Hardware Support Matrix for Current HP Linux Workstations
Z400 Red Hat Linux Support First time support begins with another card. Broadcom 5764 10/100...
HP Workstations for Linux - User Guide - Page 15
... the ISOs. (Use a command such as: tar -zxf).
B
SUSE Linux Enterprise Desktop 11 (x86) SUSE Linux Enterprise Desktop 11 (AMD64/ EM64T)
Supported HW Platforms HP Enhancement CD's (ISO's)
xw4600 and Z400
HP Workstation Enhancements for SUSE Linux Enterprise Desktop 11
xw4600 xw6600 xw8600 xw9400 Z400 Z600 Z800
HP Installer Kit for Linux
Revision 11 Rev. Select...
HP Workstations for Linux - User Guide - Page 46
...Graphics Cards may display a Black Screen during Red Hat Enterprise Linux 5 Desktop [x86_64] Install
/c01210325 Updated NVIDIA Graphics Driver Required for Dual Graphics ... NVIDIA Graphics Driver Need to be Upgraded
xw4600 xw6600
xw8600 xw9400
Z400
Z600 Z800
xw9400
xw9300 xw9400 xw4400 xw6400 xw8400 xw9400
xw4400 xw6400 xw8400...workstation. Customer advisories for Linux operating systems
ENWW
HP Workstations for Linux - User Guide - Page 48
Customer advisories for Linux operating systems
ENWW Workstations Connected to be Upgraded xw6800
xw9400
Z400 Z600
Z800
/c01742287 HP xw4600 and Z400 Workstations - Configure Audio on HP Workstations running SUSE Linux Enterprise Desktop 11 will go to Sleep when Trying to 'Switch Users'
Z400 Z600 Z800 xw4600 xw6600 xw8600 xw9400 Z400 Z600 Z800
Base
44 Appendix A Appendix-HP release...
HP Z400 Workstation Maintenance and Service Guide - Page 3
...Z400 Workstation. It includes these topics:
Guide topics Product overview on page 1 Setting up the operating system on page 17 Restoring the operating system on page 23 System management on page 29 Replacing components on page 60 Diagnostics and troubleshooting on page 137 Configuring RAID devices on page 175 Configuring password... security and resetting CMOS on page 184...
HP Z400 Workstation Maintenance and Service Guide - Page 7
... using Computer Setup (F10) Utility 53 Establishing a power-on password using workstation setup 54 Entering a power-on password 54 Entering a setup password 55 Changing a power-on or setup password 55 Deleting a power-on or setup password 56 National keyboard delimiter characters 56 Clearing passwords 57 Chassis security 57 Side access panel sensor (Smart Cover Sensor) (optional 57...
HP Z400 Workstation Maintenance and Service Guide - Page 66
... in the Security menu. As soon as the workstation is restarted.
If you are using workstation setup
Establishing a power-on password through the Computer (F10) menu:
1. Entering a power-on password
To enter a power-on or restart the workstation.
2. The password must also be entered each time the workstation is powered on the monitor. To establish a power-on...
HP Z400 Workstation Maintenance and Service Guide - Page 79
...5-2 4-DIMM system board components ID
Item
Component
Item
Component
1 CPU fan
12 Clear CMOS button
2 Rear chassis fan
13 Front power button/LED
3 CPU power
14... SATA ports
8 Battery
19 Internal USB 2
9 Floppy disk drive
20 Front USB
10 Password jumper
21 Speaker
11 Chassis intrusion switch
22 Front audio
Item
Component
23 PCI 32/33...identify workstation system board components.
HP Z400 Workstation Maintenance and Service Guide - Page 80
...components
Table 5-3 6-DIMM system board components ID
Item Component
Item Component
1 CPU fan
12 Clear CMOS button
2 Rear chassis fan
13 Front power button/LED
3 CPU power
14 Crisis recovery...
18 SATA ports
8 Battery
19 Internal USB 2
9 Floppy disk drive
20 Front USB
10 Password jumper
21 Speaker
11 Chassis intrusion switch
22 Front 1394a
Item Component 23 Front audio 24 PCI 32...
HP Z400 Workstation Maintenance and Service Guide - Page 96
Removing an optical drive (desktop configuration)
1. If your system has an airflow guide, remove it (see Removing the ... drive as shown in the following
figure. (The connector colors might be different than shown in the workstation desktop configuration. Optical disk drive (desktop configuration)
This section describes how to remove and install an optical disk drive in the figure.) Figure ...
HP Z400 Workstation Maintenance and Service Guide - Page 179
...remove a component.
1. The system board might be on the system board.
Six beeps.
NOTE: Refer to the Maintenance and Service Guide for the workstation model for detailed information on clearing CMOS.
2.
Pre-video graphics error.
System board failure (ROM 1. Reseat the graphics card.
2. NOTE: Refer to video). Contact HP for assistance. Table 6-8 Diagnostic...
HP Z400 Workstation Maintenance and Service Guide - Page 181
... Checksum System ROM checksum. Clear CMOS. Replace the system board.
102-System Board Failure
DMA, timers, and so forth, might be set 1. Clear the CMOS. Remove the expansion boards...., replace the RTC battery. POST checks the following items to ensure that runs automatically when the workstation is functioning properly: ● Keyboard ● DIMMs ● Diskette drives ● All mass...
HP Z400 Workstation Maintenance and Service Guide - Page 184
....
914-
properly.
2. more power than the power supply can
provide.
2. drive circuitry incorrect.
2. Clear CMOS.
4. Replace the external device.
611-Primary Floppy Port
The flexible disk drive is configured at Select a new address for hardware configuration
Workstation configuration requires
1.
Reseat or replace the missing mechanism cable.
916-Power Button Not Connected
Power...
HP Z400 Workstation Maintenance and Service Guide - Page 197
... enter the setup utility without the password. Pressing the Clear CMOS button resets CMOS values to configure passwords 185
CAUTION: Before pressing the Clear CMOS button, back up the CMOS settings, run the Computer Setup (F10) Utility and select Save to log into the workstation (a useful feature for setting passwords: ● Define a setup password only ● Define a power-on . ENWW...
HP Z400 Workstation Maintenance and Service Guide - Page 198
... the jumper from the power outlet. 6. Wait for the workstation to the
workstation. 3. Using the CMOS Button
To clear CMOS using the Clear CMOS button, use the following procedure to the workstation. CAUTION: When the workstation is plugged in damage to disable the power-on the workstation. 11.
Locate the password header and jumper. Repeat steps 1 through 10. 15. Resetting...
HP Z400 Workstation Maintenance and Service Guide - Page 199
... these procedures, be restarted to the workstation.
3.
Pressing the Clear CMOS button resets CMOS values to Reset CMOS
To reset CMOS using the Computer Setup (F10) Utility:
1. To back up the workstation CMOS settings. NOTE: Verify that you do not press F10 while the message is connected. The CMOS button does not clear CMOS if the power cord is displayed, the...
HP Z400 Workstation Maintenance and Service Guide - Page 200
Select File->Apply Defaults and Exit, and then press F10 to accept. 5. Choose Restore Factory Settings as the system date and time. Reset the workstation passwords and configuration information, such as Default, and the press F10 to accept. 6.
NOTE: This step does not clear the passwords.
188 Chapter 8 Configuring password security and resetting CMOS
ENWW 4.
HP Z400 Workstation Maintenance and Service Guide - Page 211
... J87 SW50 CMOS P1PWR P3 PWR CPU P5 PB/LED
P8 REAR FAN P10 FLPY P24 FRONT USB P25 USB2 P26 DASH/USB1 P29 HDD LED P60 - B System board designators
This appendix describes the system board designators for this workstation. P63 SATA0 - SATA3
Component Mounting holes Crisis recovery header/jumper Clear password header/jumper...
HP Z400 Workstation Maintenance and Service Guide - Page 221
...desktop...Clearing and resetting
CMOS...password
jumper 184 Power supply
Currents 9 Power consumption 10 Resetting power supply 11 Specifications 10 System fans 11 Voltages 8 Product features EUP compliance mode 14 Front panel components 6 HP Cool Tools 15 Hyper-threading 14 Physical characteristics 8 Rear panel components 7 SATA Power Management 14 System board architecture 1 Turbo Boost 15 Workstation...
Hardware Support Matrix for Linux - Page 3
...Desktop 11" ISO images from http://www.hp.com/support/z400 (substitute correct platform name); footnote 3 -
footnote 5 - Hardware RAID is NOT supported) hp workstation base system Base system includes: Chassis, System Board, USB, Power Supply, etc.
Hardware Support Matrix for Current HP Linux Workstations
HP Z400 Workstation... or later, Red Hat EL 5 Desktop or later and SLED11 or later. ...
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