Lenovo 2746AD4 Service Guide - Page 23

Message, Solution, Beep errors - performance

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Message Solution 8801: Warning! This message is displayed to indicate that port 60h/64h Port 60h/64h emulation mode cannot be enabled for this USB host controller. emulation is not This condition occurs if USB KBC emulation option is set for supported by this non-SMI mode. USB Host Controller! 8802: Warning! This message is displayed to indicate that EHCI controller is EHCI controller disabled because of incorrect data structure. This condition disabled. It requires occurs if the USB host controller needs 64-bit data structure 64bit data support in while the USB is ported with 32-bit data structure. the BIOS. 8900: Not enough This message is displayed when the size of the SMBIOS data space in Runtime exceeds the available SMBIOS runtime storage size. area!!. SMBIOS data will not be available. 8A00: Warning! This message is displayed when the power requirements of the This system board board do not match the power requirement of the CPU. does not support the power requirements of the installed processor. The processor will be run at a reduced frequency, which will impact system performance. 8B00: Insufficient Runtime space for MPS data! System may operate in PIC or Non-MPS mode. This message is displayed when there is not enough space in the 0F000h runtime area for creating MPS table. Beep errors One beep and a If an external monitor is attached, confirm that the cable of the blank, unreadable, or external monitor is connected to the system. If the problem flashing LCD persists, contact the administrator. One long and two short beeps, and a blank or unreadable LCD Confirm that the memory cards have been installed correctly. If the problem persists, contact the administrator. Two short beeps with error codes Refer to POST error or POST message. Two short beeps and Confirm that the memory cards have been installed correctly. If a blank screen the problem persists, contact the administrator. Chapter 3. Solving computer problems 15

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Message
Solution
8801: Warning!
Port 60h/64h
emulation is not
supported by this
USB Host Controller!
This message is displayed to indicate that port 60h/64h
emulation mode cannot be enabled for this USB host controller.
This condition occurs if USB KBC emulation option is set for
non-SMI mode.
8802: Warning!
EHCI controller
disabled. It requires
64bit data support in
the BIOS.
This message is displayed to indicate that EHCI controller is
disabled because of incorrect data structure. This condition
occurs if the USB host controller needs 64-bit data structure
while the USB is ported with 32-bit data structure.
8900: Not enough
space in Runtime
area!!. SMBIOS data
will not be available.
This message is displayed when the size of the SMBIOS data
exceeds the available SMBIOS runtime storage size.
8A00: Warning!
This system board
does not support the
power requirements
of the installed
processor. The
processor will be run
at a reduced
frequency, which
will impact system
performance.
This message is displayed when the power requirements of the
board do not match the power requirement of the CPU.
8B00: Insufficient
Runtime space for
MPS data! System
may operate in PIC
or Non-MPS mode.
This message is displayed when there is not enough space in
the 0F000h runtime area for creating MPS table.
Beep errors
One beep and a
blank, unreadable, or
flashing LCD
If an external monitor is attached, confirm that the cable of the
external monitor is connected to the system. If the problem
persists, contact the administrator.
One long and two
short beeps, and a
blank or unreadable
LCD
Confirm that the memory cards have been installed correctly. If
the problem persists, contact the administrator.
Two short beeps
with error codes
Refer to POST error or POST message.
Two short beeps and
a blank screen
Confirm that the memory cards have been installed correctly. If
the problem persists, contact the administrator.
Chapter 3. Solving computer problems
15