Ciprico 6500 Operation & User’s Manual

Text of Ciprico 6500 User Guide:

• Ciprico 6500, 21020690 B 6500 Disk Array User’s Guide Chapter 3 Display/Operation Panel Page 3 - 22 LOG PAGES LOG PAGES From F , use the left/right arrow keys to select (see “Menu Structure (5 of 5—Log Pages)” on page 3-10). These selections provide access to drive error information contained in SCSI log pages. Three menus in this category ( , and ) give access to “pages” of SCSI log entries. Three additional items ( , and ) are commands that allow you to manipulate or control these internal log pages. These commands affect all log pages and cannot be applied deferentially to individual log pages. ERROR COUNTERS For each drive, this menu gives access to a tally of recovered erro

• Ciprico 6500, 6500 Disk Array User’s Guide 21020690 B Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Types of Rebuilds Page 4 - 25 Types of Rebuilds The next task required is to rebuild data onto the new drive in the array. In this nine-disk array, eight drives are used for data storage and the ninth for parity checking. No matter which drive is replaced, it is possible to use the remaining drives to reconstruct the missing information. Off-Line Rebuild An off-line rebuild occurs when the subsystem is off-line and remains off-line throughout the rebuild process. During an off-line rebuild t

• Ciprico 6500, 21020690 B 6500 Disk Array User’s Guide Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Page 4 - 2 In This Chapter In This Chapter This chapter contains information you will need for Ciprico 6500 Disk Array maintenance, troubleshooting, and hardware replacement: • Periodic maintenance guidelines • Failure detection and troubleshooting guidelines • Hardware field-replaceable units (FRUs)

• Ciprico 6500, 21020690 B 6500 Disk Array User’s Guide Chapter 2 Installation Page 2 - 4 Installation Procedure Step 5. Set Array Input Voltage Switch Before you connect the array’s power cord to an AC outlet, you must set the array power supply’s input voltage selection switch to the proper position: the “115” setting for 100-120 VAC, or the “230” setting for 200-240 VAC. The power supply’s input voltage selection switch is located between the two power cord connectors on the rear panel of the array. Caution If the input voltage selecti

• Ciprico 6500, 21020690 B 6500 Disk Array User’s Guide Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Page 4 - 24 Disk Drive Removal Disk Drive Removal 1. Perform top cover removal procedure as described previously. 2. Identify the drive to be replaced. As viewed from the top front of the array, the drives are numbered as follows (from left to right): 9 8 7 6 5 4 3 2 1 3. Detach the drive’s power cable and data cable. (Detach the data cable from both the controller board and the unit.) 4. Remove the two screws that secure the drive to the plate above the drives (see the figure below). 5. Slide the drive toward the rear of the enclosure until it is

• 6500 Disk Array User’s Guide 21020690 B Chapter 3 Display/Operation Panel DRIVES Page 3 - 21 DRIVE INFO The menu provides access to two submenus which describe the model number of each drive used in the array and the firmware revision of each drive. Press the down arrow key to advance to the first information menu. DRIVE n MODEL This option displays the model number of the d

• Ciprico 6500, 21020690 B 6500 Disk Array User’s Guide Chapter 3 Display/Operation Panel Page 3 - 16 ARRAY INFORMATION CAPACITY Displays the logical block number of the last data block in the array. A value followed by indicates a decimal number; a value followed by indicates a hex number. To calculate the capacity of the array, add one to the number displayed. For example, a display with in an array formatted with 512 as the sector size indicates that the array's capacity is 4,207,837 blocks of 512 bytes each. INITIATOR INFO A SCSI-2 bus can have

• Ciprico 6500, 6500 Disk Array User’s Guide 21020690 B Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Initiating a Rebuild Page 4 - 27 Drive Error Code During Rebuild If a drive other than the drive being rebuilt encounters an error during the rebuild operation, the error code shown below appears, with the “X” position displaying the number of the affected drive: If a drive being rebuilt encounters an error during the rebuild operation, the error code shown above appears without the “X” drive identifier displayed. Note Thi

• Ciprico 6500, 6500 Disk Array User’s Guide 21020690 B Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Failure Detection and Troubleshoot-ing Guidelines Page 4 - 9 Drive Test Failures When the Built-In Self-Test (BIST) described previously has finished, a firmware-based drive test is executed that tests the integrity and functionality of each drive channel, including the capacity to rebuild and generate parity. If a drive fails when tested, the drive is first shown on the display as (spinning up); other drives that p

• Ciprico 6500, 21020690 B 6500 Disk Array User’s Guide Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Page 4 - 6 Failure Detection and Troubleshoot-ing Guidelines Failure Indicators When a failure occurs on the array, an audible alarm sounds, if enabled, and the display/operation panel reports the nature of the failure condition. Audible Alarm To turn off the audible alarm, press any key on the display/operation panel (except RESET). Write down any error codes that are displayed. Pressing a key will c

• Ciprico 6500, 6500 Disk Array User’s Guide 21020690 B Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Failure Detection and Troubleshoot-ing Guidelines Page 4 - 5 Failure Detection and Troubleshoot- ing Guidelines These topics are discussed on the following pages: • Failure indicators • Built-In Self Test (BIST) failures • Drive test failures • Disk drive failures • Over-temperature failures • Troubleshooting guidelines

• 21020690 B 6500 Disk Array User’s Guide Index iv SCSI-2 . . . . . . . . . . . . . . . . . . . . . . . 1-4, 1-5 SCSI-3 . . . . . . . . . . . . . . . . . . . . . . . . . . .1-5 SCSI-P . . . . . . . . . . . . . . . . . . . . . . . . . . .1-9 connectors. . . . . . . . . . . . . . . . . . 1-5, 2-3 sector size . . . . . . . . . . . . . . . . . . . . . . . .3-19 SELECT switch

• Ciprico 6500, 21020690 B 6500 Disk Array User’s Guide Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Page 4 - 14 Enclosure Top Cover Removal Enclosure Top Cover Removal 1. Power down the array. 2. Remove AC power cord. 3. Unlock and open front cover of enclosure (see the figure below). 4. Remove the screws in the enclosure’s front surface that secure the top cover to the enclosure. 5. Lift the front of the top cover. 6. Slide the top cover toward the rear of the enclosure to disengage the cover’s hooks from their slots. 7. Lift top cover from enclosure. Replacement Reverse the steps above. Figure 18 Top Cover Removal

• Ciprico 6500, 21020690 B 6500 Disk Array User’s Guide Page ii Preface Revision History Note The information in this document is subject to change without notice. Warning: Fire and Shock Hazards To prevent the hazards of fire and electrical shock, do not expose this product to any type of moisture. Warning: Power Cord In case of emergency, unplug the power cord from the back of the unit to ensure that no power is applied to the unit. Publication Number Revision Date Description 21020690 A 09.96 First release 21020690 B 11.96 Upda

• 21020690 B 6500 Disk Array User’s Guide Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Page 4 - 28 Formatting the Array Formatting the Array A drive that is not formatted for the array (one lacking a 6500 system sector) will have a U displayed as its status. All arrays are formatted completely before shipment. If a message like the fo

• Ciprico 6500, 6500 Disk Array User’s Guide 21020690 B Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Disabling a Failed Disk Drive Page 4 - 23 Disabling a Failed Disk Drive This procedure allows you to disable one drive in the array. The array stops operations on the selected drive and allows it to be physically removed. Note The array prevents any drive from being disabled if another drive in the array is currently failed or disabled. The procedure in the following example disables Drive 5. 1. Press the down arrow on the display/operation panel, then press the right or left

• Ciprico 6500, 6500 Disk Array User’s Guide 21020690 B Table of Contents Page v Table of Contents Preface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i In This Guide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i Notational Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . i Revision History . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii Warning: Fire and Shock Hazards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii Warning: Power Cord . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

• 6500 Disk Array User’s Guide 21020690 B Chapter 4 Maintenance, Troubleshooting & Hardware Replacement Failure Detection and Troubleshoot-ing Guidelines Page 4 - 7 Built-In Self Test (BIST) Failures During power-up, or after you push the RESET button on the display/operation panel, the array will automatically run a Built-In-Self-Test. This test thoroughly exercises arra

• Ciprico 6500, 6500 Disk Array User’s Guide 21020690 B Chapter 2 Installation Installation Procedure Page 2 - 5 Drive Status Codes The following codes on the display/operation panel indicate drive status: • At array reset or power-up, a Built-In Self-Test (BIST) will run. During BIST, the drive status display reflects the test stage that each drive is passing through. Under normal conditions, each drive passes through stages OFF, Spinning, Testing, Good, and then Ready, as listed above. • When all drives are in the same stat

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