Toshiba PRO L645 Manual Do Utilizador

Página de 281
Test Program for Field. 
Satellite L600/L640/L645, Satellite Pro L600/Pro L640/Pro L645 Maintenance Manual (960-Q08) 
3.8  Floppy Disk Test 
CAUTION: Before running the floppy disk test, prepare a formatted work disk. Remove 
the diagnostics disk and insert the work disk into the FDD. The contents of the floppy disk 
will be erased. 
To execute the Floppy Disk Test select 05 from the Diagnostic Test Menu, press Enter and 
follow the directions on the screen. The Floppy Disk Test contains five subtests that test the 
FDD. Move the highlight bar to the subtest you want to execute and press Enter
 
 
Subtest 01 
Sequential Read 
This subtest sequentially reads all the tracks (Tracks 0 to 79)on the floppy 
disk. 
Subtest 02 
Sequential W/R/C 
This subtest continuously writes the data pattern B5ADADh to all the 
specified tracks selected in Subtest 01. The data pattern is then read and 
compared to the original data. 
Subtest 03 
Random Address/Data 
This subtest writes random data to random addresses on all tracks defined in 
Subtest 01. The data is then read and compared to the original data.