Compaq hp pavilion ze4100 notebook pc User Manual

3-20 Troubleshooting and Diagnostics Service Manual
Beep Codes*POST Description2-1-4-3 Display BIOS copyright notice.2-1-4-4 Initialize MultiBoot.2-2-1-1 Display CPU type and speed.2-2-1-2 Initialize EISA board.2-2-1-3 Test keyboard.2-2-2-1 Set key click if enabled.2-2-2-2 Enable USB devices.2-2-3-1 Test for unexpected interrupts.2-2-3-2 Initialize POST display service.2-2-3-3 Display prompt Press F2 to enter SETUP.2-2-3-4 Disable CPU cache.2-2-4-1 Test RAM between 512 and 640 kB.2-3-1-1 Test extended...

Service Manual Troubleshooting and Diagnostics 3-21
Beep Codes*POST Description3-4-4-1 Clear parity checkers.3-4-4-2 Display MultiBoot menu.3-4-4-3 Clear screen (optional).3-4-4-4 Check virus and backup reminders.4-1-1-1 Try to boot with INT 19.4-1-1-2 Initialize POST Error Manager (PEM).4-1-1-3 Initialize error logging.4-1-1-4 Initialize error display function.4-1-2-1 Initialize system error handler.4-1-2-2 PnPnd dual CMOS (optional).4-1-2-3 Initialize note dock (optional).4-1-2-4 Initialize note dock...

3-22 Troubleshooting and Diagnostics Service Manual
The following table lists POST messages and explanations for reported problems. If the system fails
after you make changes in BIOS Setup, reset the notebook, enter BIOS Setup, and install the defaults
or correct the error.
  Table 3-5. POST Messages
MessageDescription
0200 Failure Fixed Disk
Fixed (hard) disk is not working or not configured properly. Make sure the hard disk is
installed properly. Run BIOS Setup and make sure the hard disk type is...

Service Manual Troubleshooting and Diagnostics 3-23
MessageDescription
02F4: EISA CMOS not writeable
ServerBIOS2 test error: Cannot write to EISA CMOS.
02F5: DMA Test Failed
ServerBIOS2 test error: Cannot write to extended Direct Memory Access (DMA) registers.
02F6: Software NMI Failed
ServerBIOS2 test error: Cannot generate software Non-Maskable Interrupt (NMI).
02F7: Fail-Safe Timer NMI Failed
ServerBIOS2 test error: Fail-safe timer takes too long.
device Address Conflict
Address conflict for the...

3-24 Troubleshooting and Diagnostics Service Manual
System BIOS shadowed
System BIOS copied to shadow RAM.
UMB upper limit segment address: nnnn
Displays the address nnnn of the upper limit of Upper Memory Blocks (UMB), indicating
released segments of the BIOS that can be reclaimed by a virtual memory manager.
Video BIOS shadowed
Video BIOS copied to shadow RAM.
Sycard PCCtest 450/460 PC Card (Optional)
The PCCtest 450 and 460 cards (version 1.05) from Sycard Technology are the only recommended...

Service Manual Troubleshooting and Diagnostics 3-25
Windows Management Instrumentation (WMI)
The Windows Management Instrumentation is basically sets of rules for accessing information about a
notebook. WMI allows an application to determine, for example, the operating system being used,
which hardware and software components are in the notebook, and possibly whether any of the
components need replacing. A local or remote application can use the WMI interface to check which
hardware and software...

3-26 Troubleshooting and Diagnostics Service Manual
 
3. 
The pointing devices are not active in BIOS Setup, so you will need to use the keyboard to
navigate:
 • 
Press the LEFT and RIGHT arrow keys to move among menus.
 • 
Press the UP and DOWN arrow keys to move among parameters in a menu.
 • 
Press F5 or F6 to move through values for the current parameter, or press Enter to change a
setting.
 
4. 
After you select the options you want, press F10 or use the Exit menu to exit BIOS Setup.
 
If the...

Service Manual Troubleshooting and Diagnostics 3-27
External Pointing
DevicesDisables the internal pointing devices when an external
pointing device is connected.Auto
Legacy USB Support Enables BIOS support for USB mouse, keyboard, and floppy
drive during startup.Enabled
W ake On LAN from
Power OffLets the notebook be turned on via the LAN port. If this
option is enabled, the notebook uses increased power while
it is shut down.Disabled
Security MenuDescriptionDefault
User Password is Shows if a user...

Service Manual Replaceable Parts 4-1
4 
Replaceable Parts
This chapter contains an exploded view of the notebook and the following lists of parts:
 • 
Notebook replaceable parts (page 4-3).
 • 
Accessory replacement parts (page 4-5).
 • 
Part number reference (page 4-5).
  

4-2 Replaceable Parts Service Manual
  Figure 4-1. Exploded View