D-11
Appendix D: SAS-216EL Backplane Specifications
Single Host Bus Adapter
In a single host bus configuration, the
backplane connects to one Host Bus
Adapter (HBA).
The SAS-216EL2 backplane has two expanders which allow effective failover and
recovery.
D-10 Failover
Port A
Expander 1
Port B
Expander 2
Single Host Bus Adapter
Failover
If the expander or data path in Port A
fails, the system automatically switches
to Port B.
Figure D-8: Single HBA Failover
Port A
Expander 1
Port B
Expander 2
Dual Host Bus Adapter
In a Dual Host Bus Configuration, the
backplane connects to two Host Bus
Adapters (HBA).
Figure D-9: Dual HBA
Dual Host Bus Adapter
Failover
If the Expander or data path in Port A
fails, the system automatically switches
to Port B. This maintains a full connec-
tion to all drives.
Figure D-10: Dual HBA Failover
MH1
MH2
MH3
MH4
BC1
C340
C341
C342
C343
C344
C345
C326
C327
C334 C335 C336
C337
C338
C339
C346
C347
C348
C349
C350
C351
C103 C105
C106
C107
C111
C113
C118 C120
C123
C124
C126
C127
C129
C130
C132
C133
C135 C138
C146
C153
C155
C157 C158
C159 C162
C166
C168
C172
C178
C88
C90
C94
C98
C261
C76
C171
C78
C73
BC2
C240
C241
C242
C243
C244
C245
C246
C247
C248
C249
C250
C251
C252
C253
L51
L10
L15 L17
L23
L25
L28
L3
L32 L34
L39
L40
L41
L43
L45 L46
L47
L50 L52 L55 L58
L59
L6
L60 L61
L62
L65
L66
L67
L68 L69
L8
R96
R112
R71
R72
R73
R75
R76
R77
R78
R79
R85
R86
R87
R88
R89
R91
R101
R102
R103
R104
R105
R106
R108
R74
R95
RA3
R97
R98
R99
R8
R5
R11
D1
PRI_MODE1
U2
J2
PRI_J3
PRI_J2
PRI_J1
PRI_FLASH1
PRI_SRAM1
PRI_EXP1
1
3
1
2
WWN
BAR CODE
Rev:1.01
MH1
MH2
MH3
MH4
BC1
C340
C341
C342
C343
C344
C345
C326
C327
C334 C335 C336
C337
C338
C339
C346
C347
C348
C349
C350
C351
C103 C105
C106
C107
C111
C113
C118 C120
C123
C124
C126
C127
C129
C130
C132
C133
C135 C138
C146
C153
C155
C157 C158
C159 C162
C166
C168
C172
C178
C88
C90
C94
C98
C261
C76
C171
C78
C73
BC2
C240
C241
C242
C243
C244
C245
C246
C247
C248
C249
C250
C251
C252
C253
L51
L10
L15 L17
L23
L25
L28
L3
L32 L34
L39
L40
L41
L43
L45 L46
L47
L50 L52 L55 L58
L59
L6
L60 L61
L62
L65
L66
L67
L68 L69
L8
R96
R112
R71
R72
R73
R75
R76
R77
R78
R79
R85
R86
R87
R88
R89
R91
R101
R102
R103
R104
R105
R106
R108
R74
R95
RA3
R97
R98
R99
R8
R5
R11
D1
PRI_MODE1
U2
J2
PRI_J3
PRI_J2
PRI_J1
PRI_FLASH1
PRI_SRAM1
PRI_EXP1
1
3
1
2
WWN
BAR CODE
Rev:1.01
SAS HBA
Port A
Expander 1
Port B
Expander 2
Figure D-7: Single HBA
MH1
MH2
MH3
MH4
BC1
C340
C341
C342
C343
C344
C345
C326
C327
C334 C335 C336
C337
C338
C339
C346
C347
C348
C349
C350
C351
C103 C105
C106
C107
C111
C113
C118 C120
C123
C124
C126
C127
C129
C130
C132
C133
C135 C138
C146
C153
C155
C157 C158
C159 C162
C166
C168
C172
C178
C88
C90
C94
C98
C261
C76
C171
C78
C73
BC2
C240
C241
C242
C243
C244
C245
C246
C247
C248
C249
C250
C251
C252
C253
L51
L10
L15 L17
L23
L25
L28
L3
L32 L34
L39
L40
L41
L43
L45 L46
L47
L50 L52 L55 L58
L59
L6
L60 L61
L62
L65
L66
L67
L68 L69
L8
R96
R112
R71
R72
R73
R75
R76
R77
R78
R79
R85
R86
R87
R88
R89
R91
R101
R102
R103
R104
R105
R106
R108
R74
R95
RA3
R97
R98
R99
R8
R5
R11
D1
PRI_MODE1
U2
J2
PRI_J3
PRI_J2
PRI_J1
PRI_FLASH1
PRI_SRAM1
PRI_EXP1
1
3
1
2
WWN
BAR CODE
Rev:1.01
MH1
MH2
MH3
MH4
BC1
C340
C341
C342
C343
C344
C345
C326
C327
C334 C335 C336
C337
C338
C339
C346
C347
C348
C349
C350
C351
C103 C105
C106
C107
C111
C113
C118 C120
C123
C124
C126
C127
C129
C130
C132
C133
C135 C138
C146
C153
C155
C157 C158
C159 C162
C166
C168
C172
C178
C88
C90
C94
C98
C261
C76
C171
C78
C73
BC2
C240
C241
C242
C243
C244
C245
C246
C247
C248
C249
C250
C251
C252
C253
L51
L10
L15 L17
L23
L25
L28
L3
L32 L34
L39
L40
L41
L43
L45 L46
L47
L50 L52 L55 L58
L59
L6
L60 L61
L62
L65
L66
L67
L68 L69
L8
R96
R112
R71
R72
R73
R75
R76
R77
R78
R79
R85
R86
R87
R88
R89
R91
R101
R102
R103
R104
R105
R106
R108
R74
R95
RA3
R97
R98
R99
R8
R5
R11
D1
PRI_MODE1
U2
J2
PRI_J3
PRI_J2
PRI_J1
PRI_FLASH1
PRI_SRAM1
PRI_EXP1
1
3
1
2
WWN
BAR CODE
Rev:1.01
SAS HBA
MH1
MH2
MH3
MH4
BC1
C340
C341
C342
C343
C344
C345
C326
C327
C334 C335 C336
C337
C338
C339
C346
C347
C348
C349
C350
C351
C103 C105
C106
C107
C111
C113
C118 C120
C123
C124
C126
C127
C129
C130
C132
C133
C135 C138
C146
C153
C155
C157 C158
C159 C162
C166
C168
C172
C178
C88
C90
C94
C98
C261
C76
C171
C78
C73
BC2
C240
C241
C242
C243
C244
C245
C246
C247
C248
C249
C250
C251
C252
C253
L51
L10
L15 L17
L23
L25
L28
L3
L32 L34
L39
L40
L41
L43
L45 L46
L47
L50 L52 L55 L58
L59
L6
L60 L61
L62
L65
L66
L67
L68 L69
L8
R96
R112
R71
R72
R73
R75
R76
R77
R78
R79
R85
R86
R87
R88
R89
R91
R101
R102
R103
R104
R105
R106
R108
R74
R95
RA3
R97
R98
R99
R8
R5
R11
D1
PRI_MODE1
U2
J2
PRI_J3
PRI_J2
PRI_J1
PRI_FLASH1
PRI_SRAM1
PRI_EXP1
1
3
1
2
WWN
BAR CODE
Rev:1.01
MH1
MH2
MH3
MH4
BC1
C340
C341
C342
C343
C344
C345
C326
C327
C334 C335 C336
C337
C338
C339
C346
C347
C348
C349
C350
C351
C103 C105
C106
C107
C111
C113
C118 C120
C123
C124
C126
C127
C129
C130
C132
C133
C135 C138
C146
C153
C155
C157 C158
C159 C162
C166
C168
C172
C178
C88
C90
C94
C98
C261
C76
C171
C78
C73
BC2
C240
C241
C242
C243
C244
C245
C246
C247
C248
C249
C250
C251
C252
C253
L51
L10
L15 L17
L23
L25
L28
L3
L32 L34
L39
L40
L41
L43
L45 L46
L47
L50 L52 L55 L58
L59
L6
L60 L61
L62
L65
L66
L67
L68 L69
L8
R96
R112
R71
R72
R73
R75
R76
R77
R78
R79
R85
R86
R87
R88
R89
R91
R101
R102
R103
R104
R105
R106
R108
R74
R95
RA3
R97
R98
R99
R8
R5
R11
D1
PRI_MODE1
U2
J2
PRI_J3
PRI_J2
PRI_J1
PRI_FLASH1
PRI_SRAM1
PRI_EXP1
1
3
1
2
WWN
BAR CODE
Rev:1.01
SAS HBA
SAS HBA
MH1
MH2
MH3
MH4
BC1
C340
C341
C342
C343
C344
C345
C326
C327
C334 C335 C336
C337
C338
C339
C346
C347
C348
C349
C350
C351
C103 C105
C106
C107
C111
C113
C118 C120
C123
C124
C126
C127
C129
C130
C132
C133
C135 C138
C146
C153
C155
C157 C158
C159 C162
C166
C168
C172
C178
C88
C90
C94
C98
C261
C76
C171
C78
C73
BC2
C240
C241
C242
C243
C244
C245
C246
C247
C248
C249
C250
C251
C252
C253
L51
L10
L15 L17
L23
L25
L28
L3
L32 L34
L39
L40
L41
L43
L45 L46
L47
L50 L52 L55 L58
L59
L6
L60 L61
L62
L65
L66
L67
L68 L69
L8
R96
R112
R71
R72
R73
R75
R76
R77
R78
R79
R85
R86
R87
R88
R89
R91
R101
R102
R103
R104
R105
R106
R108
R74
R95
RA3
R97
R98
R99
R8
R5
R11
D1
PRI_MODE1
U2
J2
PRI_J3
PRI_J2
PRI_J1
PRI_FLASH1
PRI_SRAM1
PRI_EXP1
1
3
1
2
WWN
BAR CODE
Rev:1.01
MH1
MH2
MH3
MH4
BC1
C340
C341
C342
C343
C344
C345
C326
C327
C334 C335 C336
C337
C338
C339
C346
C347
C348
C349
C350
C351
C103 C105
C106
C107
C111
C113
C118 C120
C123
C124
C126
C127
C129
C130
C132
C133
C135 C138
C146
C153
C155
C157 C158
C159 C162
C166
C168
C172
C178
C88
C90
C94
C98
C261
C76
C171
C78
C73
BC2
C240
C241
C242
C243
C244
C245
C246
C247
C248
C249
C250
C251
C252
C253
L51
L10
L15 L17
L23
L25
L28
L3
L32 L34
L39
L40
L41
L43
L45 L46
L47
L50 L52 L55 L58
L59
L6
L60 L61
L62
L65
L66
L67
L68 L69
L8
R96
R112
R71
R72
R73
R75
R76
R77
R78
R79
R85
R86
R87
R88
R89
R91
R101
R102
R103
R104
R105
R106
R108
R74
R95
RA3
R97
R98
R99
R8
R5
R11
D1
PRI_MODE1
U2
J2
PRI_J3
PRI_J2
PRI_J1
PRI_FLASH1
PRI_SRAM1
PRI_EXP1
1
3
1
2
WWN
BAR CODE
Rev:1.01
SAS HBA
SAS HBA
Port A
Expander 1
Port B
Expander 2
Summary of Contents for SC216A-R1200LPB
Page 8: ...SC216 Chassis Manual viii Notes ...
Page 12: ...SC216 Chassis Manual 1 4 Notes ...
Page 37: ...5 15 Chapter 5 Chassis Setup and Maintenance Figure 5 14 Placing the System Fan ...
Page 44: ...SC216 Chassis Manual 5 22 Notes ...
Page 54: ...SC216 Chassis Manual 6 10 Notes ...
Page 58: ...SC216 Chassis Manual A 4 Notes ...
Page 60: ...SC216 Chassis Manual B 2 Notes ...
Page 70: ...C 10 SC216 Chassis Manual Notes ...
Page 96: ...D 25 Appendix D SAS 216EL Backplane Specifications Notes ...