8 Illustrated Parts Breakdown





The illustrations and tables on the following pages are intended to supplement the removal and replacement procedures described in previous chapters.

8.1 Replaceable Parts

The following items for the disk tower 1000 System can be replaced at the customer site by a qualified service provider.

    Table 8-1 List of Replaceable Components

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General Category Description Part Number Key in Table 8-2 ---------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                                                                                                   
Exterior components                                              Front panel assembly                                            540-2477-xx       1
                                                                                                                                                   
                                                                 EMI panel                                                       340-2943-xx       2
                                                                                                                                                   
                                                                 Top/bottom cover                                                330-1469-xx       3, 8
                                                                                                                                                   
                                                                 Plug, cover                                                     330-1589-xx       4
                                                                                                                                                   
                                                                 Chassis assembly  -  includes backplane, power supply, fan      540-2273-xx       5
                                                                 tray and plastics                                                                                      
                                                                                                                                                   
                                                                 Side panels                                                     330-1470-xx       6
                                                                                                                                                   
                                                                 Foot                                                            330-1590-xx       7
                                                                                                                                                   
                                                                                                                                                   Key in Table 8-3
                                                                                                                                                   
DC power supply                                                  Power supply                                                    F300-1103-xx      1
                                                                                                                                                   
Backplane assembly                                               Backplane assembly                                              F501-2021-xx      2
                                                                                                                                                   
                                                                 Chassis enclosure                                               340-2684-xx       3
                                                                                                                                                   
Disk card                                                        PCB assembly to accommodate four 3 1/2-inch narrow              F501-2066-xx      4
                                                                 SCSI-2 disk drives                                                                                     
                                                                                                                                                   
                                                                 Disk drive, 535 Mbyte narrow SCSI-2 single connector with       F540-2403-xx      5
                                                                 bracket                                                                                                
                                                                                                                                                   
Disk card                                                        PCB assembly to accommodate four 3 1/2-inch wide SCSI-2         F501-2588-xx      4
                                                                 disk drives                                                                                            
                                                                                                                                                   
                                                                 Disk drive, 1.05 Gbyte wide SCSI-2, single connector with       F540-2568-xx      5
                                                                 bracket                                                                                                
                                                                                                                                                   
                                                                 Air restrictor board, card cage board slot                      F540-2388-xx      6
                                                                                                                                                   
Fan tray                                                         Fan tray                                                        F370-1547-xx      7
                                                                                                                                                   
Note: The suffix -xx denotes the revision level of an assembly.                                                                                    

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8.2 Exterior Components

    Table 8-2 Parts List for Exterior Components

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Key Description Part Number --------------------------------------------------------------------------------------------------
                                                                                       
1                                                                Front panel assembly  540-2477-xx
                                                                                       
2                                                                EMI panel             340-2943-xx
                                                                                       
3                                                                Top/bottom cover      330-1469-xx
                                                                                       
4                                                                Plug cover            330-1589-xx
                                                                                       
5                                                                Chassis enclosure     340-2684-xx
                                                                                       
6                                                                Side panels           330-1470-xx
                                                                                       
7                                                                Foot                  330-1590-xx
                                                                                       
Note: The suffix -xx denotes the revision level of an assembly.                        

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8.3 Chassis Assembly

    Table 8-3 Parts List for Base Chassis and Backplane

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Key Description Part Number -----------------------------------------------------------------------------------------------------------------------------------------------------
                                                                                                                                     
1                                                                Power supply                                                        F300-1103-xx
                                                                                                                                     
2                                                                Backplane assembly                                                  F501-2021-xx
                                                                                                                                     
3                                                                Chassis enclosure                                                   340-2684-xx
                                                                                                                                     
4                                                                PCB ASSY. to accom. four 3 1/2-inch narrow SCSI-2 disk drives       F501-2066-xx
                                                                                                                                     
4                                                                PCB ASSY. to accom. four 3 1/2-inch wide SCSI-2 disk drives         F501-2588-xx
                                                                                                                                     
5                                                                Disk drive, 535 Mbyte single connect. narrow SCSI-2 with            F540-2403-xx
                                                                 bracket                                                                               
                                                                                                                                     
5                                                                Disk drive, 1.05 Gbyte single connector, wide SCSI-2 w/bracket      F540-2568-xx
                                                                                                                                     
6                                                                Air restrictor board                                                F540-2388-xx
                                                                                                                                     
7                                                                Fan tray                                                            F370-1547-xx
                                                                                                                                     
Note: The suffix -xx denotes the revision level of an assembly.                                                                      

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