Sharp 21H-S3P Spezifikationen PDF herunterladen (Seite 145)

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3 Tests and Diagnostics 3.17 CD-ROM/DVD-ROM Test

Satellite A50S/TECRA A3X Maintenance Manual (960-534) [CONFIDENTIAL] 3-35

3.17 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.

NOTE: For the subtest 01, 02 and 03, use the TOSHIBA CD-ROM TEST DISK TDY-01 or

ABEX TEST CD-ROM TCDR-702 and DVD-ROM TEST DISK TSD-1. For the

subtest 04, use a CD-RW on the market.

Subtest 01 Sequential read

This subtest is a sequential reading of one-block units (2K bytes) of all the 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.

Subtest 04 RW 1point W/R/C

This subtest writes, reads and compares data at one point on a CD/RW media.

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