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The '''IBM Personal System/2 CD-ROM Drive Technical Reference''', '''First Edition (March 1990)''', '''part number 15F2134, form number S15F-2134-00''', is IBM's 38-page programming reference for the PS/2 CD-ROM drive.
== What it contains ==
The SCSI command set as the drive implements it, with a numbered figure for each:
* SCSI commands supported by the drive; the Inquiry data block; the Request Sense command sense keys table and additional sense data.
* Test Unit Ready, Rezero Unit, Mode Select (with its parameter list, block descriptors and page descriptors), '''Page 01 error recovery parameters''', '''Page 02 disconnect/reconnect control parameters''' and the buffer full ratio.
* Reserve and Release, Mode Sense and its data block, Start/Stop Unit, Prevent/Allow Media Removal, and Auto Track Search.
== What it does not contain ==
'''No text layer''' — this is an image-only scan, so it cannot be searched; read it as page images.
No service content whatsoever: no FRU numbers, no drive disassembly, no laser or sled alignment, no belt or gear data and no component values. A PS/2 CD-ROM drive that will not read is not diagnosable from this book beyond its SCSI responses.
== What it settles ==
The '''Request Sense''' key and additional-sense tables are the useful part for a repairer: they turn a drive's numeric complaint into a stated cause, which is as close to a fault code list as IBM published for this drive.
<pdf> File:IBM PS2 CDROM Technical Reference.pdf </pdf>
<pdf> File:IBM PS2 CDROM Technical Reference.pdf </pdf>


IBM PS/2 CD-ROM Technical Reference.
Download it here: [[:File:IBM PS2 CDROM Technical Reference.pdf|IBM PS2 CDROM Technical Reference.pdf]]
 
== Related pages ==


Download the IBM PS2 CDROM Technical Reference here: [[:File:IBM PS2 CDROM Technical Reference.pdf]]
* [[IBM PS2 SCSI-A Technical Reference]] &middot; [[IBM PS2 and PS ValuePoint Subsystems (December 1992)]]


[[Category:IBM Service Manuals]]
[[Category:IBM Service Manuals]]
[[Category:Service Manuals]]

Revision as of 00:16, 25 September 2026

The IBM Personal System/2 CD-ROM Drive Technical Reference, First Edition (March 1990), part number 15F2134, form number S15F-2134-00, is IBM's 38-page programming reference for the PS/2 CD-ROM drive.

What it contains

The SCSI command set as the drive implements it, with a numbered figure for each:

  • SCSI commands supported by the drive; the Inquiry data block; the Request Sense command sense keys table and additional sense data.
  • Test Unit Ready, Rezero Unit, Mode Select (with its parameter list, block descriptors and page descriptors), Page 01 error recovery parameters, Page 02 disconnect/reconnect control parameters and the buffer full ratio.
  • Reserve and Release, Mode Sense and its data block, Start/Stop Unit, Prevent/Allow Media Removal, and Auto Track Search.

What it does not contain

No text layer — this is an image-only scan, so it cannot be searched; read it as page images.

No service content whatsoever: no FRU numbers, no drive disassembly, no laser or sled alignment, no belt or gear data and no component values. A PS/2 CD-ROM drive that will not read is not diagnosable from this book beyond its SCSI responses.

What it settles

The Request Sense key and additional-sense tables are the useful part for a repairer: they turn a drive's numeric complaint into a stated cause, which is as close to a fault code list as IBM published for this drive.

Download it here: IBM PS2 CDROM Technical Reference.pdf