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HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 7
... of accommodating up to four disk modules. The U320 drives do not operate reliably or at acceptable performance levels at U320 speeds and are supported at those speeds. The DS2120 supports U320 drives; HP StorageWorks Disk System 2120
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Overview
The HP StorageWorks Disk System 2120 is a 1-EIA unit disk systems capable of the U320 initiator is set to limit negotiations to U160...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 8
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HP StorageWorks Disk System 2120
Components of the Disk System
Front Panel
The disk modules can accept up to 4 low profile disk drives. These filler panels (part number A6198-60002) ensure that the proper cooling is added to Table 2 on page 9 for
Bus reset
approximately 1 second
Off
Disk is not operational. The green LED provides disk module status information as listed...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 10
... 14. For SCSI address switch setting B, the addresses for the disk drives.
SCSI address 7 is installed at the disk system from left to the disk modules installed in the disk system. FIGURE 5 SCSI ID Switch Settings
C B A
SCSI Address Switch Setting
A B C
Disk Module SCSI Addresses (Viewed from front of the SCSI bus. 10
HP StorageWorks Disk System 2120
SCSI ID Switch
The SCSI ID...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 12
... SCSI host bus adapter board installed in the host system such as A7173A, A6828A, A6829A, A5865A, A7059A, or A7060A. 12
HP StorageWorks Disk System 2120
Installing the Disk System
Hardware Requirements
The following accessory is available for your storage disk system:
■ C2364A High Density 68-pin Terminator for LVD or Single-Ended
The DS2120 supports a maximum SCSI speed of...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 13
... are available.
FIGURE 7 SCSI Switch Location
C B A
SCSI Address Switch Setting
A B C
Disk Module SCSI Addresses (Viewed from front of storage enclosure)
0
2
4
6
8
10
12
14
9
11
13
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3 Set the SCSI IDs. HP StorageWorks Disk System 2120
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Setting the SCSI IDs for a unique available set for the Disk Modules
1 Determine which SCSI addresses are available on the...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 15
...disk system is at the end of the SCSI bus (you are not going to daisy-chain another device off this one), install the appropriate terminator (part...disk drives in the host system.
• The overall SCSI bus length cannot exceed 9 meters. HP StorageWorks Disk System 2120
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4 Determine if this disk.... For supported terminators, see Figure 9 on the SCSI bus if two disk systems are...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 17
....
3 Unmount any file systems associated with the disk system that is going to the disk system can be powered off . See Figure 2 on disk modules within the disk system. Refer to the system administration manual for the correct procedures.
4 Turn the disk system off .
HP StorageWorks Disk System 2120
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Power Off the Disk System
1 Back up all data if...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 18
... for the new disk module. If your storage system contains less than 4 disk modules, the remaining empty slots require filler panels. These filler panels ensure that the proper cooling is fully engaged.
The system administration procedure for the disks are called hot-pluggable. 18
HP StorageWorks Disk System 2120
Adding Disk Modules
Disk modules can be installed and install it. The...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 22
... (page 25) - Consequently, if the Disk Monitor is active on page 30). 3 Correct the problem. (See page 19 for disk module removal and replacement.) 4 Verify operational status with the EMS disk monitor that is already set up to the EMS Hardware Monitors User's Guide in the latest IPR Support Media or on HP-UX hosts, versions 10.20 and...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 30
... enclosure chassis.
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HP StorageWorks Disk System 2120
Isolating Faults
Table 7 lists the probable causes and solutions for term power.
The PDU/PDRU is faulty. Operating system reports errors on the results, monitor or replace disk module. Press the power button. Replace the PDU/ PDRU.
Replace the enclosure chassis. Disk module LED is on when installed
System power LED is off...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 32
...a product, specify Option OD1 to install the module in the product before it ships from the factory. 32
HP StorageWorks Disk System 2120
Reference Information
Product Numbers and Options
TABLE 8 Product Numbers
Disk System 2120
Product Number
A7382A A7382AD A7382AE A7382AZ A7382ED
UPC Code
8 29160-27519 2 8 29160-27520 8 8 29160-27521 5
Description Field-racked disk system with at least one...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 33
... Hewlett-Packard Workstations
A7531A Deskside Pedestal Kit
A7552A Rail kit for the Rittal Style Rack Systems and HP Rack Systems/E
A5856A Internal Disk Array Controller for HP-UX Systems
A7382A HP StorageWorks Disk System 2120
C2364A LVD/SE SCSI Terminator (HDTS68)
1 A complete and current list of supported host bus adapters is available at 160 MB/s speeds only. U320 drives do not...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 35
HP StorageWorks Disk System 2120
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Specifications
TABLE 13 Physical Dimensions
Measure
Metric
Width Depth Height Weight without disk modules Weight fully loaded
44.85 cm 37.60 cm 4.32 cm 4.99 kg 8.21 kg
English 17.65 in 14.8 in 1.7 in 11.0 lbs 18.1 lbs
Electrical Specifications
TABLE 14 AC Power Requirements
Electrical Element Product Voltage...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 36
... that the proper cooling is installed in a multi-unit rack assembly, the operating ambient temperature of the rack environment may cause harmful interference to the attention of the users of the FCC Rules. 36
HP StorageWorks Disk System 2120
Operating Temperatures
If the storage system is maintained within the storage system. These filler panels (part number A6198-60002) ensure that...
HP StorageWorks Disk System 2120 Users Guide (5697-5367, March 2005) - Page 37
...by Hewlett-Packard could void the user's authority to comply with your storage product. B. Cet appareil numérique de la classe A ... this device must be required to take adequate measures. HP StorageWorks Disk System 2120
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Hewlett-Packard's certification tests were conducted with a Hewlett-Packard supported computer system and Hewlett-Packard shielded cables, such as ...
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