![]() | Sun System Handbook - ISO 4.1 October 2012 Internal/Partner Edition | ||
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Solution Type Technical Instruction Sure Solution 1272612.1 : How to Remove and Replace a Sun Storage 3510/3511 FC Array Battery:ATR:1009:0
In this Document
Applies to:Sun Storage 3510 FC Array - Version: Not ApplicableInformation in this document applies to any platform. GoalHow to Remove and Replace a Sun Storage 3510/3511 FC Array BatterySolutionPROBLEM OVERVIEWDefective Battery TIME ESTIMATE: 15 minutes TASK COMPLEXITY: 0 WHAT STATE SHOULD THE SYSTEM BE IN TO BE READY TO PERFORM THE RESOLUTION ACTIVITY? Write cache should be disabled prior to replacing battery to prevent data loss if power event occurs before replacement battery is charged WHAT ACTION DOES THE CUSTOMER NEED TO TAKE Check for amber LED on battery, check CLI battery status and location (upper or lower slot). From SC CLI:
Prepare array for battery replacement 1. To determine status of write cache on array, access array Main Menu from telnet. 2. Select appropriate mode and press <enter> 3. Clear any pop-up messages with <CTL> + < C> Select Disable pop-ups On upper right of Main Menu, Cache Status is displayed. Value to right indicates percentage of controller cache that differs from what is saved to disk. 'Clean' means all cache has been saved to disk. 4. From telnet Main Menu, Disable cache: a. Select View and edit Configuration parameters b. Select Caching Parameters . Note cache state (enabled or disabled). c. Select Write-Back Cache Enable ? > No d. Disable Write-back cache? >Yes From sccli, Disable Cache: e. sccli -o <ip>(out-of-band) or sccli /dev/dsk/c#t#d#s2(in-band) f. Check cache parameters. From sccli> show cache-parameters g. Disable cache. sccli> set cache-parameters write-through 5. Verify write-through cache status.
Note: Verify "cache" status led on Raid controller is off 6. Remove ethernet and serial cable from battery module 7. Unscrew and disengage thumbscrews and cables on battery module and use thumbscrews to pull out the battery module 8. Insert new battery module and tighten thumbscrews until finger tight WARNING: Do not force or apply excessive pressure when inserting battery module 9. Re-attach cables 10. Using CLI (sccli), check battery status and set in service date
If second battery needs to be replaced, repeat steps 6-10 11. Confirm controller redundancy.
12. Restore write cache to original settings. To Enable Write-Back Cache a. Select View and edit Configuration parameters b. Select Caching Parameters c. Select Write-Back Cache Disabled d. Enable Write-Back Cache?--> YES
Note: Write cache will enable once battery can protect on-board cache. Verify battery is charging by blinking green light on battery. Battery status LED may remain amber for up to 30 minutes. 13. Verify host access 14. Restart Configuration Services agent to prevent expired battery related messages from recurring. From host, type
ADDITIONAL COMMENTS: 1002220.1 Sun StorEdge[TM] 3000 Arrays: Battery Not Fully Charged 1008188.1 Troubleshooting Sun StorEdge[TM] 33x0/351x Battery Problems Sun StorEdge 3000 Family FRU Installation Guide - http://docs.oracle.com/cd/E19168-01/816-7326-23/ See <SunBug: 6315450> - SE3510 battery expiration message still happens even though battery has been recently changed OBTAIN CUSTOMER ACCEPTANCE - WHAT ACTION DOES THE FIELD ENGINEER/ADMINISTRATOR NEED TO TAKE TO RETURN THE SYSTEM TO AN OPERATIONAL STATE: Batteries experience discharge during shipment and might require an extended charging cycle upon initial power-up. Nominal battery operation is achieved when the battery status LED changes from amber to flashing green within 25 minutes after the initial power cycle. If the battery status LED remains amber for more than 25 minutes after the initial power-up, then the unit must be power cycled to initiate the extended charging cycle. If the battery status LED remains amber for more than 30 minutes after initiating the extended charging cycle, contact Oracle service personnel for additional instructions. PARTS NOTE: REFERENCE INFORMATION: Attachments This solution has no attachment |
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