Error Codes And Description - Toshiba Satellite A300-ST3511 Maintenance Manual

3 Diagnostic Programs

3.11 Error Codes and description

The format of 'Error Code' is 'ddxxee', and 'dd' is the device ID (1~2 chars), 'xx' is test function
ID of device (2 chars), 'ee' is the error code of device (2 chars); the range of error code is from 01
to 99 in each device (the common error codes in all device are set to 99 and spanned).
Error
Device
Code
ddxx ee Common Error
94 Interactive Mode Needed
01xx CPU
CPU General Function
01
Error
02 CPU Arithmetic Error
03 CPU Logic Error
04 CPU Type Error
05 CPU Speed Error
NPU General Function
06
Error
07 NPU Interrupt Error
08 CPU Information Error
09 Protected Instruction Error The CPU is damaged.
21 MMX Test Error
02xx Memory
01 Read Error
02 Write-Protect Error
Base Memory Error
03
Address
Satellite A300,Satellite Pro A300, EQUIUM A300,SATEGO A300 Maintenance Manual
58
Description
The test is not under interactive
mode.
The CPU General Function
register is damaged.
The CPU Arithmetic Register is
damaged.
The CPU Logic Register is
damaged.
The CPU Type is not
supportable.
The CPU speed differs from the
expected value.
The NPU arithmetic unit is
damaged.
The NPU is damaged.
Information of the CPU cannot
be acquired.
The CPU MMX register is
damaged.
The ROM BIOS has Physical
problems.
The ROM BIOS has Physical
problems.
The test pattern read out from the
base memory is different from
the one that has been written in
this address.
3.11Error Codes and Description
Cause
Check whether the interactive test
mode is adopted.
Replace the CPU.
As above.
As above.
Check whether the CPU is Intel
CPU.
Check the CPU speed and the set
expected speed.
Replace the CPU.
As above.
Check whether the CPU is Intel
CPU.
Replace the CPU.
Replace the CPU.
Test this unit on multiple
machines.
As above.
Test this memory chip on
multiple machines.
Action