Intel SC5300BD2 Product Specification - Page 88

Reliability, Serviceability, and Availability

Page 88 highlights

Intel® Server Chassis SC5300 5U Kit TPS Reliability, Serviceability, and Availability 9. Reliability, Serviceability, and Availability 9.1 MTBF The following is the calculated Mean Time Between Failures (MTBF) at maximum configuration at 35° C. Table 46. MTBF Calculations Item Percentage usage Front panel board 100 SATA/SAS Back Plane 100 SCSI dist BD 100 Hard Drive 100 PRO 100 B 100 IDE CD-ROM (typical) 25 Power supply (typical) 100 1.44MB 3.5-inch FDU 5 (typical) 32 Meg DIMM (typical) 100 FAN (typical) 100 MTBF HRs 3,566,515 2,024,479 314,618 NA 1,680,930 500,000 150,000 405,000 283,051 96,062 9.2 Serviceability The system is designed for service by qualified technical personnel only. The desired Mean Time To Repair (MTTR) of the system is 30 minutes including diagnosis of the system problem. To meet this goal, the system enclosure and hardware have been designed to minimize the mean time to repair. The following are the maximum times that a trained field service technician should take to perform the listed system maintenance procedures, after diagnosis of the system. Table 47. Maximum Maintenance Procedure Times Remove cover Remove and replace hard disk drive Remove and replace 5 ¼ peripheral device Remove and replace power supply Remove and replace drive cage fan 1 minute 1 minute 5 minutes 5 minutes 2 minutes Revision 1.31 87

  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • 10
  • 11
  • 12
  • 13
  • 14
  • 15
  • 16
  • 17
  • 18
  • 19
  • 20
  • 21
  • 22
  • 23
  • 24
  • 25
  • 26
  • 27
  • 28
  • 29
  • 30
  • 31
  • 32
  • 33
  • 34
  • 35
  • 36
  • 37
  • 38
  • 39
  • 40
  • 41
  • 42
  • 43
  • 44
  • 45
  • 46
  • 47
  • 48
  • 49
  • 50
  • 51
  • 52
  • 53
  • 54
  • 55
  • 56
  • 57
  • 58
  • 59
  • 60
  • 61
  • 62
  • 63
  • 64
  • 65
  • 66
  • 67
  • 68
  • 69
  • 70
  • 71
  • 72
  • 73
  • 74
  • 75
  • 76
  • 77
  • 78
  • 79
  • 80
  • 81
  • 82
  • 83
  • 84
  • 85
  • 86
  • 87
  • 88
  • 89
  • 90
  • 91
  • 92
  • 93
  • 94
  • 95
  • 96
  • 97
  • 98
  • 99
  • 100
  • 101

Intel® Server Chassis SC5300 5U Kit TPS
Reliability, Serviceability, and Availability
Revision 1.31
87
9.
Reliability, Serviceability, and Availability
9.1
MTBF
The following is the calculated Mean Time Between Failures (MTBF) at maximum configuration
at 35
°
C.
Table 46.
MTBF Calculations
Item
Percentage usage
MTBF
HRs
Front panel board
100
3,566,515
SATA/SAS Back Plane
100
2,024,479
SCSI dist BD
100
314,618
Hard Drive
100
NA
PRO 100 B
100
1,680,930
IDE CD-ROM (typical)
25
500,000
Power supply (typical)
100
150,000
1.44MB 3.5-inch FDU
(typical)
5
405,000
32 Meg DIMM (typical)
100
283,051
FAN (typical)
100
96,062
9.2
Serviceability
The system is designed for service by qualified technical personnel only.
The desired Mean Time To Repair (MTTR) of the system is 30 minutes including diagnosis of
the system problem. To meet this goal, the system enclosure and hardware have been
designed to minimize the mean time to repair.
The following are the maximum times that a trained field service technician should take to
perform the listed system maintenance procedures, after diagnosis of the system.
Table 47.
Maximum Maintenance Procedure Times
Remove cover
1
minute
Remove and replace hard disk drive
1
minute
Remove and replace 5 ¼ peripheral device
5
minutes
Remove and replace power supply
5
minutes
Remove and replace drive cage fan
2
minutes