HP A3311A, A3312A, A3312AZ manual 4

CONTROLLING DATA COMPRESSION .........................................................................................................	34
CARE OF DDS TAPE CARTRIDGES .............................................................................................................	34
Handling DDS Tape Cartridges ..........................................................................................................	34
Storing DDS Tape Cartridges .............................................................................................................	35
BACKUP ROUTINES...................................................................................................................................	35
Model 1: Daily Backup .......................................................................................................................	35
Model 2: Weekly Rotation with Daily Backup .....................................................................................	35
Model 3: Monthly and Weekly Rotation with Daily Backup.................................................................	36
CLEANING TAPE HEADS............................................................................................................................	37
ORDERING DDS TAPE CARTRIDGES..........................................................................................................	38
DDS/MRS Logos .................................................................................................................................	38
CHAPTER 4. TROUBLESHOOTING & DIAGNOSTICS.............................................................	41
TROUBLESHOOTING OVERVIEW ................................................................................................................	41
MODULE STATUS LIGHTS .........................................................................................................................	42
TROUBLESHOOTING PROCEDURES.............................................................................................................	45
SCSI Bus Troubleshooting Procedure..................................................................................................	45
Fan Module Troubleshooting Procedure .............................................................................................	47
Power Module Troubleshooting Procedures ........................................................................................	47
DDS Tape Module Troubleshooting Procedure ...................................................................................	49
Disk Module Troubleshooting Procedure ............................................................................................	49
MODULE REPLACEMENT PROCEDURES ......................................................................................................	50
Fan Module Replacement Procedure ..................................................................................................	50
Power Module Replacement Procedure...............................................................................................	52
DDS Tape Module Replacement Procedure.........................................................................................	53
Disk Module Replacement Procedures ................................................................................................	54
SE Disk Module Replacement Procedure (HP 3000 Series 900) ..........................................................	56
SE Disk Module Replacement Procedure (HP 9000 Series 700, C-Series, J-Series).............................	56
SE Disk Module Replacement Procedure (HP 9000 Series 800) ..........................................................	56
DF Disk Module Replacement Requirements.......................................................................................	58
DF Disk Module Replacement/Recovery Procedure (HP 3000 Series 900) ..........................................	60
DF Disk Module Replacement Procedure (HP 9000 Series 700, C-Series, J-Series) ............................	60
DF Disk Module Replacement Procedure (HP 9000 Series 800, No Strict Mirroring) .........................	61
DF Disk Module Replacement/Recovery Procedure for Attached Physical Volumes (HP 9000 Series
800 with Strict Mirroring) ...................................................................................................................	63
DF Disk Module Replacement/Recovery Procedure for Unattached Physical Volumes (HP 9000 Series
800 with Strict Mirroring) ...................................................................................................................	68
DF Disk Module - Is the Volume Group or Physical Volume Group Active? (HP 9000 Series 800 with
Strict Mirroring) .................................................................................................................................	70
DF Disk Module - Is the Physical Volume Attached? (HP 9000 Series 800 with Strict Mirroring) .......	71
DIAGNOSTIC INFORMATION ......................................................................................................................	71
Self-Test Diagnostics...........................................................................................................................	71
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