_ K-RM-RA90 Rev A "SHORT ARM", (70-23899-02) Mini Revision Table, OCT 1990


               Table 2:  RA9X DRIVE MINIMUM REVISION MATRIX
          ____________________________________________________________________
               OPTION NAME: RA90 DISK DRIVE ASSY - (RA90-SHORT ARM)
               70-23899-02 UNIT REVISION LEVEL COMPATIBILITY

                                                             MINIMUM
                                                             CLUSTER
          PART_NUMBER       DESCRIPTION                      REVISION

          70-23899-02     RA90 DISK DRIVE                        A

          70-22940-01     CHASSIS ASSEMBLY                       M

          70-22942-01     ELECTRONIC CONTROL MODULE - (ECM)      T

          70-22942-02     ELECTRONIC CONTROL MODULE - (ECM)      A

          70-27268-01     HEAD DISK ASSEMBLY W/CARRIER           D

          54-19724-01     PREAMP CONTROL MODULE - (PCM)          A

          30-23506-01     POWER SUPPLY 120/240V 50/60HZ          M

          30-24453-01     OPERATOR CONTROL PANEL - (OCP)         L

          70-28469-01     OPERATOR CONTROL PANEL (FRU OCP)       N

          70-22939-01     BLOWER/BEZEL ASSEMBLY                  E

          12-23970-01     BLOWER MOTOR, DUAL                     J

          70-27950-01     MICROCODE UPDATE CARTRIDGE - (MUC)     V25

                          DRIVE REPORTED HARDWARE REVISION       49

                          DRIVE REPORTED MICROCODE REVISION      25
          ________________________________________________________________
          Minimum Cluster Revision depicts what "MINIMUM" revision level
          that assemblies and microcode should be for a drive to FUNCTION
          reasonably well in a cluster environment.

          For more detailed information concerning drive changes, consult
          the specific RA90 REVISION MATRIX CONTROL DOCUMENT (K-RM-RA90-0-
          DBF).




                Table 3:  RA92 DRIVE MINIMUM REVISION MATRIX
          ----------------------------------------------------------------
                OPTION NAME: RA92 DISK DRIVE ASSY - (RA92)
                70-27490-01 UNIT REVISION LEVEL COMPATIBILITY

                                                              MINIMUM
                                                              CLUSTER
          PART NUMBER      DESCRIPTION                        REVISION
-------------------------------------------------------------------------------
          70-27490-01     RA92 DISK DRIVE                        A

          70-22940-01     CHASSIS ASSEMBLY                       M

          70-22942-02     ELECTRONIC CONTROL MODULE - (ECM)      A

          70-27492-01     HEAD DISK ASSEMBLY W/CARRIER           D

          54-19724-01     PREAMP CONTROL MODULE - (PCM)          A

          30-23506-01     POWER SUPPLY 120/240V 50/60HZ          M

          30-24453-01     OPERATOR CONTROL PANEL - (OCP)         N

          70-28469-01     OPERATOR CONTROL PANEL (FRU OCP)       N

          70-22939-01     BLOWER/BEZEL ASSEMBLY                  E

          12-23970-01     BLOWER MOTOR, DUAL                     J

          70-27950-01     MICROCODE UPDATE CARTRIDGE - (MUC)     V25

                          DRIVE REPORTED HARDWARE REVISION       81

                          DRIVE REPORTED MICROCODE REVISION      25
          ________________________________________________________________
          Minimum Cluster Revision depicts what "MINIMUM" revision level
          that assemblies and microcode should be for a drive to FUNCTION
          reasonably well in a cluster environment.

          For more detailed information concerning drive changes, consult
          the specific RA90 REVISION MATRIX CONTROL DOCUMENT (K-RM-RA90-0-
          DBF).

\\VAX_REV_MATRIX