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EonStor A12U/A08U-G2421 Installation and Hardware Reference Manual
5.4
R
EPLACING A
F
AULTY
BBU.................................................................................................5-8
5.5
R
EPLACING A
F
AILED
PSU M
ODULE
....................................................................................5-9
5.5.1
Notes on PSU Module Maintenance....................................................................................5-9
5.5.2
Replacing the PSU Module .................................................................................................5-9
5.6
R
EPLACING A
F
AILED
C
OOLING
F
AN
M
ODULE
...................................................................5-12
5.6.1
Notes on Cooling Fan Module Maintenance .....................................................................5-12
5.6.2
Replacing a Cooling Fan Module......................................................................................5-12
5.7
D
RIVE
T
RAY
M
AINTENANCE
..............................................................................................5-13
5.7.1
Notes on Hard Drive Maintenance ....................................................................................5-13
5.7.2
Replacing a Failed Hard Drive ..........................................................................................5-15
APPENDIX A SUBSYSTEM SPECIFICATIONS
A.1
T
ECHNICAL
S
PECIFICATIONS
...............................................................................................A-1
Vibration.........................................................................................................................................A-2
A.2
C
ONTROLLER
S
PECIFICATIONS
............................................................................................A-3
A.2.1 Configuration........................................................................................................................ A-3
A.2.2 Architecture.......................................................................................................................... A-3
A.3
D
RIVE
T
RAY
S
PECIFICATIONS
.............................................................................................A-4
A.4
P
OWER
S
UPPLY
S
PECIFICATIONS
.........................................................................................A-4
A.5
C
OOLING
M
ODULE
S
PECIFICATIONS
....................................................................................A-4
A.6
RAID M
ANAGEMENT
..........................................................................................................A-5
A.7
F
AULT
T
OLERANCE
M
ANAGEMENT
.....................................................................................A-5
APPENDIX B SPARE PARTS AND ACCESSORIES
B.1
S
PARE
P
ARTS
....................................................................................................................... B-1
B.1.1
Spare Parts Overview ......................................................................................................... B-1
B.1.2
Spare Parts List................................................................................................................... B-1
B.1.3
Controller Modules............................................................................................................. B-2
B.2
A
CCESSORIES AND
O
PTIONAL
I
TEMS
................................................................................... B-3
B.2.1
Accessories Overview ........................................................................................................ B-3
B.2.2
Accessory Parts List ........................................................................................................... B-3
APPENDIX C PINOUTS
C.1.
SCSI P
ORT
: VHDCI C
ONNECTOR
P
INOUTS
........................................................................ C-1
C.2.
COM1 C
ABLE
: DB9
AND
A
UDIO
J
ACK
P
INOUTS
................................................................ C-2
C.3.
IFT-9011 N
ULL
M
ODEM
..................................................................................................... C-3
C.4.
E
THERNET
P
ORT
P
INOUTS
................................................................................................... C-3
C.5.
M
AIN
P
OWER
...................................................................................................................... C-3
vii