Toshiba Satellite L300 L305 Maintenance Manual

3  Diagnostic Programs  3.5 System Test 
 
5. CPU Protected Mode Test 
This test item is to check whether  CPU protected mode instruction works 
normally. 
6.  MMX  
The test item is to confirm whether the CPU supports MMX instructions. 
Subtest 02 Boards 
1. DMA Controller  
This test item is to check whethe r the DMA controller works normally.  
2. Interval Timer 
This test item is to check whether  the Interval Timer (18.2Hz, 55ms) works 
normally. 
3.  Clock/Calendar  
This test item is to check...

3.5 System Test  3  Diagnostic Programs 
This test item is to check:  
1. Whether the current system supports Plug-n-Play;  
2. Whether there is an ESCD (Extended System Configuration Data) in 
the BIOS; 
3.  Whether there is PCI-to-ISA bridge in the system; 
4. Whether there is PCI bus in the system. 
 
6. ACPI Test 
ACPI test includes two sub-items as below: 
System Address Map Test: Check the co rrectness of ACPI system memory 
map, and whether its mapping scop e is within real memory. 
ACPI Table...

3  Diagnostic Programs  3.5 System Test 
 
 
34   Satellite L300D,Satellite Pro  L300, EQUIUM L300,SATEGO L300 Mai ntenance Manual   

3.6 Memory Test  3  Diagnostic Programs 
3.6 Memory Test 
This test module is to check whet her the memory chip works normally. 
Subtest 01  BIOS ROM  
This test item is to check the validity  of BIOS ROM that includes two sub-items --
ROM Read and ROM Write Protection. RO M Read is to check whether BIOS 
ROM could be correctly read out, ROM Wr ite Protect is to check whether BIOS 
ROM is write-protected. 
Subtest 02 Parity 
This test item is to check whether th e parity checkout error could happen...

3  Diagnostic Programs  3.6 Memory Test 
Pattern Size: Choose the pattern size – BY TE, WORD, DWORD or ALL. 
Percent (%): Choose the percentage of the defined range of the memory to 
be tested. 
Time Limit(h): Choose or Input the time (hour)  of the defined range of the 
memory to be tested. 
Time Limit(m):  Choose or Input the time (minut e) of the defined range of 
the memory to be tested. 
Subtest 03 Patterns 
This test item is to check whether the  system memory includes base memory and 
extended...

3.6 Memory Test  3  Diagnostic Programs 
Satellite L300D,Satellite Pro L300, EQUIUM L300,SATEGO L300 Mai ntenance Manual 37 
test coverage would be based on the setting and the value in ‘Percent (%) 
mentioned at below. 
Pattern Size:  Choose the pattern size – BY TE, WORD, DWORD or ALL. 
Percent (%): Choose the percentage of the defined range of the memory to 
be tested. 
Time Limit(h): Choose or Input the time (hour)  of the defined range of the 
memory to be tested. 
Time Limit(m):  Choose or Input...

3  Diagnostic Programs  3.6 Memory Test 
In addition to the above pattern test of th e memory, there is Read/Write Cycle test 
and Read Cycle Test for the extended memory. 
Below is the parameter dialog window of the extended pattern test. 
 
Test Range: Specify the test coverage range of Extended Memory. If 
user chooses Total Size, it means that the whole Extended Memory 
will be tested. Although user can inpu t the parameter into other select 
box, but the selected result is invalid.  If user chooses...

3.6 Memory Test  3  Diagnostic Programs 
The test item is to ensure that there is  no short circuitry issue in memory chip. The 
parameter dialog window is the same as that in ‘Subtest 02 Pattern’. 
Subtest 06  Walking 0’s Test 
The test item is to ensure that there is  no open circuitry issue in memory chip. The 
parameter dialog window is the same as that in ‘Subtest 02 Pattern’. 
Subtest 07  Address Test 
This test item is to check short and open issue on memory address lines . 
Subtest 08  Refresh...

3  Diagnostic Programs  3.6 Memory Test 
40   Satellite L300D,Satellite Pro  L300, EQUIUM L300,SATEGO L300 Mai ntenance Manual  
This test item is to check whether the data bus works normally. 
Subtest 12  Memory Speed Test 
This test item is to check the data-transferring rate for the cache memory and the 
system memory.  

3.7 Storage  3  Diagnostic Programs 
3.7 Storage 
Subtest 01  HDD 
This test item runs on IDE hard disks. It checks the functions and performance of IDE 
hard disk. 
In order to protect user’s HDD data,  the password must be verified before the 
HDD test. The screen is as follows:
 
 
Password ：hard disk  
1. Sequential/Random R/W 
This test item is to check the HDD’s  Read/Write function through data writing 
and reading to HDD.
  
This test item needs user to submit the parameters: 
 
IDE HDD Test...