Personal System/2 Reference and Diagnostic Diskette Images

Here is Daniel Hamilton's original PS/2 reference & diagnostic diskette listing (with a few textual modifications). If you would like to download the entire archive, please click here.

 

Model 25-8086

 

Model 25-286

 

Model 25 SX

 

Model 30-8086

 

Model 30-286

 

Model 33E (PS/2E)

The XGA patch has been applied to this diskette

 

Model 35 SX

 

Model 40 SX

 

Model L40

 

Model N45

  

Model 50, 50Z

Use this reference disk if you have the Reply (Options by IBM) Planar Upgrade installed.

  

Model N51 SX, N51 SLC

This fixes a dimming problem with the N51 SX.

 

Model 53, 53 LX

 

Model 55, 55LS

Use this reference disk if you have the Reply (Options by IBM) Planar Upgrade installed.

 

Model 56, 56 SX, 56 LS

 

Model 57, 57SX <-- continue here

 

Model CL57

 

Model 60

Use this reference disk if you have the Reply (Options by IBM) Planar Upgrade installed.

 

Model 65

Use this reference disk if you have the Reply (Options by IBM) Planar Upgrade installed.

 

Model 70

Use this reference disk if you have the Reply (Options by IBM) Planar Upgrade installed. Allow Enhanced Memory Adapter with ROM to enable all memory contained on all installed Enhanced Memory Adapters.

 

Model 70-486

 

Model P70

 

Model P75

 

Model 76, 77, M77

 

Model 76I, 76S, 77I, 77S

 

Model 80

Use this reference disk if you have the Reply (Options by IBM) Planar Upgrade installed. Fixes data transfer failures that can occur with 160MB SCSI disks in models 8580-161, 8590-0J9, and 8595-0J9. Allow Enhanced Memory Adapter with ROM to enable all memory contained on all installed Enhanced Memory Adapters.

 

Server 85 486SX (9585-xXx)

WARNING: This BIOS Update is only for the 486SX Server 85s. These machines have the model number 9585-xXx. This update will permanently render a 9585-xKx or 9585-xNx system unrecoverable.

 

Server 85 486DX (9585-xKx/xNx)

 

Model 90 XP, 90 XP Server

This disk is for model/type 8590-402 (a special bid machine) that had a complex with a 386DX-20 CPU

 

Server 95 XP 486, 95, 95A

 

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