Toshiba satellite a20 series Benutzerhandbuch
3 Tests and Diagnostics
3.15 CD-ROM/DVD-ROM Test
3.15 CD-ROM/DVD-ROM Test
To execute the CD-ROM/DVD-ROM test, select
13
from the DIAGNOSTICS TEST MENU,
press
Enter
and follow the directions on the screen. The CD-ROM/DVD-ROM test contains
six Subtests that test the computer’s CD-ROM/DVD-ROM functions.
Subtest 01
Sequential Read
This Subtest is a sequential reading of one-block units (2K bytes) of all the
logical addresses.
logical addresses.
Subtest 02
Read Specified Address
This Subtest reads one-block data from a specified address.
Subtest 03
Random Address/Data
This Subtest reads one-block data and multi-block data from random addresses
200 times.
200 times.
Subtest 04
Playback Music (CD only)
NOTE: You cannot use the Toshiba-EMI DVD-ROM TEST DISK TSD-1 for Subtest 04. For
this test, use an ordinary music CD.
this test, use an ordinary music CD.
This Subtest reads track data from a specified track and plays the sound.
Subtest 05
RW 1 point W/R/C
This subtest performs the CD-RW drive test.
NOTE: For the CD-RW drive test, use CD-RW media that supports four-speed writing (media
manufactured by RICOH or Mitsubishi Chemical are recommended.)
manufactured by RICOH or Mitsubishi Chemical are recommended.)
3-36
Satellite A20 Maintenance Manual (960-444)