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3.13 CD-ROM/DVD-ROM Test 3 Tests and Diagnostics
PORTEGE A100 Maintenance Manual (960-460) 3-31
3 Tests and Diagnostics
3.13 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 five
subtests that test the modem functions.
Note: For the subtest 01, 02 and 03, use the dedicated test media: TOSHIBA CD-ROM
TEST DISK for CD-ROM and DVD-ROM TESTDISC TSD-1 for DVD-ROM.
Subtest 01 Sequential read
This subtest reads one-block (2K-byte) data from logical address 0 to the last
address in order and compare them.
Subtest 02 Read specified address
This subtest reads one-block data from the specified address.
Subtest 03 Random address/data
This subtest reads one-block data from 200 random addresses.
Subtest 07 RW 1point W/R/C
This subtest writes, reads and compares data at one point on a CD-RW.