MBF COMPANY CONFIDENTIAL FIELD INFORMATION BULLETIN

SERVICE GROUP(S): MINI                 MFG: IOMEC

 NACS  TYPE(S): 2224                   MFG. MODEL(S): 3002,3004

CATEGORY: DISK I/O                     DESC: 4.2, 5, 8.4, 10 MB              

                   *** TABLE OF CONTENTS AS OF 12/19/90 ***
FIB 00001.General Information.........................................10/29/86


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                          *** General Information ***                        

Technical inforation for the Iomec 3000 drives will not be maintained in the FIB
system as the drive is obsolete and there will be no new information for it. If
technical information is needed consult existing Tech Talks                  

                              Drive Specifications

4225 100TPI 1500 RPM used on BBI only. 4.2 MB capacity 110 bytes per sector.
19200 Sectors per disk.
Head alignment CYL 105
Burst CYL 100

4226 200 TPI 1500 RPM 8.4 MB capacity. BBI only. 110 bytes per sector
19200 sectors per disk alignment same as above

4227 200TPI 2400 RPM used on BBII only.10 MB capacity, 256 bytes per sector
24 sectors per track 19488 sectors per disk
Head alignment CYL 210
Burst CYL 200

4228 200 TPI 2400 RPM BBII only 5MB capacity                                 
Alignment same as 4227

               *** Sorbus Machine Types and Feature Numbers ***

                              4225,4226,4227,4228                            

ORIGINATOR: J. Whalen


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