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Rear power and UID module
The rear power and UID module includes status LEDs, a unit identification (UID) button, and the power on/standby button.
Rear power and UID module LEDs
LED
1. UID
2. Health
3. Fault
4. On/Standby
LED icon LED color
Blue
Green
Amber
Green
Amber
Status
Off
On
Off
Blinking
Solid
Off
Blinking
Solid
Solid
Solid
Description
Not being identified or no power
Unit is being identified, either from the UID button being pushed or from the management utility
No power
Enclosure is starting up and not ready, performing POST
Normal, power is on
Normal, no fault conditions
A fault of lesser importance
A fault of greater importance
Power is on
Standby power
16 Hardware
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Related manuals
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Table of contents
- 7 Overview
- 8 Small Form Factor disk enclosure chassis
- 8 Front view
- 8 Drive bay numbering
- 8 Rear view
- 9 Large Form Factor disk enclosure chassis
- 9 Front view
- 9 Drive bay numbering
- 9 Rear view
- 10 Disk drives
- 10 Disk drive LEDs
- 10 Disk drive blanks
- 11 Front status and UID module
- 11 Front UID module LEDs
- 12 Unit identification (UID) button
- 12 Power supply module
- 12 Power supply LED
- 13 Fan module
- 13 Fan module LED
- 14 I/O module
- 14 I/O module LEDs
- 16 Rear power and UID module
- 16 Rear power and UID module LEDs
- 17 Unit identification (UID) button
- 17 Power on/standby button
- 17 SAS cables
- 19 Physical specifications
- 19 Power and environmental specifications
- 23 Installation overview
- 23 Required items
- 24 Preliminary tasks
- 24 Determining who will install and configure the disk enclosure
- 24 Confirming support for your hardware and software components
- 25 Signing up to automatically receive advisories, notices, and other messages
- 25 Confirming warranty support and finding out about related services
- 25 Gathering and recording information
- 25 Planning the storage configuration
- 26 System and performance expectations
- 26 Striping methods
- 26 RAID levels
- 27 Disk drive sizes and types
- 27 Spare disks
- 28 Array sizing
- 29 Preparing the site
- 30 Racking the disk enclosure
- 30 Rack installation best practices
- 31 Racking procedures
- 32 Installing disk drives in the enclosure
- 32 Disk drive options
- 32 Disk drive guidelines
- 32 Installing a disk drive
- 34 Installing SAS controllers or controller enclosures
- 34 Preparing the server
- 35 Connecting SAS cables and power cords
- 35 Overview
- 35 Cabling best practices
- 36 Connecting SAS cables to the server or controller enclosure
- 37 Connecting SAS cables to cascaded disk enclosures
- 38 Connecting power cords
- 39 Powering on the disk enclosure
- 39 Power on best practices
- 39 Power on procedures
- 40 Verifying the operating status of the disk enclosures
- 41 Configuration overview
- 41 Supported software tools
- 43 Powering on disk enclosures
- 44 Powering off disk enclosures
- 44 Updating disk enclosure firmware
- 46 Large Form Factor D2600 disk enclosures — maximum capacity configuration
- 47 Small Form Factor D2700 disk enclosures — maximum capacity configuration
- 48 Dual domain example — best fault tolerance cabling
- 49 Dual domain — best performance cabling
- 50 Dual domain—alternative cabling
- 51 If the enclosure does not initialize
- 51 Diagnostic steps
- 51 Is the enclosure front fault LED amber?
- 52 Is the enclosure rear fault LED amber?
- 52 Is the power on/standby button LED amber?
- 52 Is the power supply LED amber?
- 53 Is the I/O module fault LED amber?
- 53 Is the fan LED amber?
- 54 Recognizing disk drive failure
- 54 Effects of a disk drive failure
- 54 Compromised fault tolerance
- 54 Factors to consider before replacing disk drives
- 55 Automatic data recovery (rebuild)
- 55 Time required for a rebuild
- 55 Failure of another drive during rebuild
- 56 Handling disk drive failures
- 57 Customer self repair (CSR)
- 57 Parts-only warranty service
- 57 Best practices for replacing hardware components
- 57 Verifying component failure
- 58 Identifying the spare part
- 58 Replaceable parts
- 58 Replacing the failed component
- 59 Replacement instructions
- 59 Exploded view
- 61 Contacting HP
- 61 Before you contact HP
- 61 HP contact information
- 61 Subscription service
- 62 Documentation feedback
- 62 Related information
- 62 Websites
- 62 Document conventions and symbols
- 63 Customer self repair
- 63 Rack stability
- 65 Regulatory compliance identification numbers
- 65 Federal Communications Commission notice
- 65 FCC rating label
- 65 Class A equipment
- 66 Modifications
- 66 Cables
- 66 Canadian notice (Avis Canadien)
- 66 Class A equipment
- 66 European Union notice
- 66 Japanese notices
- 66 VCCI-A notice
- 67 Japanese power cord statement
- 67 Korean notices
- 67 Class A equipment
- 67 Taiwanese notices
- 67 BSMI Class A notice
- 67 Chinese notice
- 67 Recycling notices
- 67 English notice
- 68 Bulgarian notice
- 68 Czech notice
- 68 Danish notice
- 68 Dutch notice
- 69 Estonian notice
- 69 Finnish notice
- 69 French notice
- 69 German notice
- 70 Greek notice
- 70 Hungarian notice
- 70 Italian notice
- 70 Latvian notice
- 71 Lithuanian notice
- 71 Polish notice
- 71 Portuguese notice
- 71 Romanian notice
- 72 Slovak notice
- 72 Spanish notice
- 72 Swedish notice
- 72 Turkish notice