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Cec drawer rails service procedure
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Power775 CEC Drawer Rails Service Procedure
PN: 41U8495, EC N44172
Power775
CEC Drawer Rails Service Procedure
Last Modified 2/27/2012
Page 1 of 42

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  • Page 1 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Power775 CEC Drawer Rails Service Procedure Last Modified 2/27/2012 Page 1 of 42...

  • Page 2: Table Of Contents

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 CONTENTS GENERAL ..................................4 ..........................4 ELEASE EVISION ISTORY PDF..............4 HERE TO FIND THIS DOCUMENT AND CONTENTS OF THE PARENT ............................4 EQUIRED OCUMENTS ............................4 ELATED OCUMENTS ..............................5 BBREVIATIONS OVERVIEW .................................6 ..............................6 AFETY OTICES ..........................8 YSTEM...
  • Page 3 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Figure 16 Lift Tool Platform Position..............................22 Figure 17 Lift table movement path ..............................23 Figure 18 Secure cables..................................23 Figure 19 Power Drill Operation – Correct Technique .........................24 Figure 20 Power Drill Operation – Correct Settings for Use ........................25 Figure 21 CEC Drawer rear view................................26 Figure 22 Location Codes for D-Link and L-Link assemblies......................26 Figure 23 Optical Backplane Enclosure ..............................27...

  • Page 4: General

    InfoCenter Website: http://publib.boulder.ibm.com/infocenter/powersys/v3r1m5/topic/p7ee2/p7ee2kickoff.htm Click “PDF files for the IBM Power 775 (9125-F2C) removing and replacing parts” Under “CEC Drawer”, click “Power775 CEC Drawer Rails Service Procedure” to download PDF “p775_cec_rails.pdf” This is the only valid source for the latest Power775 CEC Drawer Rails Service Procedure.

  • Page 5: Abbreviations

    The power supplies for the CEC and DE are called the Assembly CEC DCCA and DE DCCA respectively. Disk Enclosure GPFS Global Parallel File System IBM’s file system utilizing software RAID Hard Disk Drive This also means hard drive HPIC High Power Interface Cable DCCA Power Cable...

  • Page 6: Overview

    This section is an overview only. Do not start the service procedure until Section 3 which contains the detailed steps. Safety Notices Read “Safety_Notices “ available from InfoCenter at this link: http://publib.boulder.ibm.com/infocenter/powersys/v3r1m5/topic/p7hdx/G229-9054.pdf The following cautions apply to all Power775 service procedures: CAUTION: Energy hazard present.
  • Page 7 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 CAUTION: Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with metal, which might result in splattered metal, burns, or both. (L005) CAUTION: Hazardous moving parts nearby. (L008) CAUTION: System or part is heavy.

  • Page 8: File System Risk Statement

    To avoid this situation you must migrate the drawers to be served by other nodes/CEC Drawers. Confirm how you got to this Power 775 CEC Drawer Slides/Rails Service Procedure You should be performing this procedure if...

  • Page 9: Cec Drawer Slides/Rails Description

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 CEC Drawer Slides/Rails Description Figure 1 Referring to below, the CEC Rails support the weight of each CEC Drawer. There is one set of CEC Rails per CEC Drawer. The CEC Rails are located along the left and right sides of the frame. CEC Drawer CEC Drawer CEC Drawer...

  • Page 10: Background

    Required SSRs and Roles This service procedure requires 1 SSR. This service procedure contains steps to be performed by a customer system administrator and an IBM System Service Representative (SSR) The customer system administrator and SSR tasks are separately called out in the procedure.

  • Page 11: Prerequisites For This Procedure

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 2.11 Prerequisites for this Procedure In order to perform this procedure, you will need the following information: 1) The location code of the FRU to be serviced 2) The cage location of the FRU to be serviced 3) The frame number of the FRU to be serviced 2.12 Overview of Procedure...

  • Page 12: Service Procedure

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 3 SERVICE PROCEDURE STOP – Do not proceed unless you have read “G229-9054.pdf” which is available from InfoCenter; see Section 1.3. Prepare CEC Drawer for Service to Slides/Rails <= SSR TASK STEP 1 The HMC can be accessed via the keyboard/display that resides in the management rack or by plugging a laptop into the BPCH of the rack where the service will be performed.
  • Page 13 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Figure 4 Service Node configuration Page 13 of 42...

  • Page 14: Have Customer Check For Gpfs Node And Shutdown Cec Drawer <= Customer Task

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Have customer check for GPFS node and shutdown CEC Drawer <= CUSTOMER TASK Check for GPFS node in CEC Drawer to be serviced STEP 4 Have the customer determine if there is a GPFS node in the CEC drawer to be shut down. •...

  • Page 15: Start Fru Replacement Procedure <= Ssr Task

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Start FRU Replacement Procedure <= SSR TASK STEP 7 Initiate the procedure by using CEC Drawer FRU exchange as described below: STEP 8 In the HMC left Navigation pane, expand Systems Management then click Servers. STEP 9 Place a checkmark in the Select column for the Server with the CEC Drawer to be serviced.
  • Page 16 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 11 In the Replace Hardware – Replace FRU, Select FRU Type window select CEC Drawer then click the Next button. See Figure 7 . Note: This CEC Drawer procedure is being used to Power off the CEC Drawer being serviced(removing 350V) Figure 7 CEC Drawer Selection Page 16 of 42...
  • Page 17 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 12 In the Replace Hardware – Replace FRU, Select Location window select the FRU Location code (CEC Drawer) to be serviced then click the Add button. See Figure 8. a.

  • Page 18: Front Mechanical Preparations For Cec Slides /Rails Service <= Ssr Task

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 14 In the Pending Actions list, place a checkmark in the Select column for the CEC Drawer to be serviced then click the Launch Procedure button. See Figure 9. Figure 9 Pending Actions Panel STEP 15 Follow the R&V Panels until you arrive at the panel instructing you to open the rear door.
  • Page 19 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Figure 10 Removal of Front Door STEP 17 If servicing the CEC Drawer Slides/Rails of the lowest CEC Drawer in the rack, locate and remove the CAM Followers from their storage location as they are shipped in the lowest slot in the frame. The CAM Followers can be removed by pulling out the plunger and sliding the CAM Follower up to remove it from its storage location.

  • Page 20: Attach Lift Tool To Rack <= Ssr Task

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Attach Lift Tool to rack <= SSR TASK CAUTION: System or part is heavy. The label is accompanied by a specific weight range. (L009) CAUTION: Do not remove or install this unit without using the provided lift tool. (C017) Lift tool 74Y1087 is required for this service procedure due to the high weight of the CEC Drawer.
  • Page 21 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 21 Fasten the mounting brackets to the Rack using the 5mm hex bit 74Y0986 and ratchet 6428140 (B). See Figure 13. Figure 13 Lift Tool front mounting bracket STEP 22 Pull out the rear safety gate and flip it up to the vertical position, see Figure 14 Figure 14 Safety gate positioning...
  • Page 22 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 24 Pull the stage one release and slide the Lift Tool mid table out until it locks into place, see for latch and see for final/open position of table. Figure 15 Figure 16 Slide mid and rear tables out by pressing the release latches...
  • Page 23 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 25 Ensure that all the cables of the rack are dressed such that the lift table will not catch on cables as it is moved up and down across the face of the rack. See Figure 17 and Figure 18. Figure 17 Lift table movement path Figure 18 Secure cables STEP 26...
  • Page 24 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 27 Raise the lift tool table just below the CEC Drawer to be removed. The platform is raised via the Table Lift Drive, using the battery powered drill shipped with the Lift Tool. Note: Fully extend the platform table to the open position during CEC Rail service ATTENTION: Use two hands to operate the battery powered drill as it is a high torque tool (see Figure 19).
  • Page 25 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Figure 20 Power Drill Operation – Correct Settings for Use Page 25 of 42...

  • Page 26: Rear Mechanical Preparations For Cec Slides/Rails Service <= Ssr Task

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Rear Mechanical Preparations for CEC Slides/Rails Service <= SSR TASK STEP 28 Go to the back of the rack and open the rear door. STEP 29 Locate the CEC Drawer being serviced. (Figure 21 is a photo of a CEC Drawer for the purposes of identifying the D-Link, the L-Link, the PCI cables, and the water connection locations) Figure 21 CEC Drawer rear view...
  • Page 27 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 CAUTION: This product contains a Class 1M laser. Do not view directly with optical instruments. (C028) STEP 31 Disconnect the L-Links from the CEC Drawer being serviced if present. (some CEC Drawer will not have L-Links).
  • Page 28 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 36 Pull the OBE handle/sidewall assembly slightly outward to separate it from the CEC drawer. See Figure 24. Take care not to bump the frame faces of the fiber optic connectors against any surface, including body parts, to prevent contamination or damage on the fiber endfaces.
  • Page 29 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 D-Link Cable Housing Blue Pull Tabs Figure 25 D-Link Grouper Bottom Side Labels 07 indicates this grouper belongs to the CEC Drawer located in rack location U 07 ( U 07 - P 1 ) Top Side Labels 5 indicates this grouper plugs into row T 5...
  • Page 30 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 CAUTION: Protective eyewear is needed for the procedure. (L011) CAUTION: Chemical resistant gloves are needed for this procedure. (L014) DANGER: Risk of electric shock due to water or a water solution which is present in this product. Avoid working on or near energized equipment with wet hands or when spilled water is present.
  • Page 31 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Figure 28 CEC Drawer retaining ring image STEP 39 Ensure that everything has been disconnected from the rear of the CEC Drawer and properly labeled. Check List: 4 L-Link Actuation Handles All D-Links to CEC PCI Cables Both water connections...

  • Page 32: Temporarily Remove Cec Drawer <= Ssr Task

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Temporarily remove CEC Drawer <= SSR TASK DANGER: Rack-mounted devices are not to be used as shelves or work spaces. (L002) CAUTION: System or part is heavy. The label is accompanied by a specific weight range. (L009) CAUTION: Do not remove or install this unit without using the provided lift tool.
  • Page 33 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Figure 30 Safety Latch actuation Page 33 of 42...
  • Page 34 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 46 Push up on the Safety Latch pin to make the Safety Latch pivot upward. Slide CEC Drawer forward while continuing to push the Safety Latch pin up. CEC Drawer should slide out ~1 inch before stopping on the left side Safety Latch. •...
  • Page 35 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 56 Locate the replacement CEC Drawer right and left side rails PN 45D9467 from the ship group. STEP 57 Verify the rails are properly oriented for Rack installation(see Figure 31). The rail end with the thumbscrew (A) is installed at rear of the Rack.
  • Page 36 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 b) Align and insert the two guide pins on the back of the rail into the key holes in the Rack. See Figure 33. Figure 33 Guide pin vs rack keyhole alignment Note the rail guide pin will sit in the Rack key hole as shown in Figure 34.

  • Page 37: Re-Install Cec Drawer To Original Position <= Ssr Task

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 STEP 59 Fasten the four (4) rail mounting captive screws, see Figure 35 Start to fasten the captive screws by hand first, to prevent cross threading of the screw and •...
  • Page 38 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Figure 36 CEC Drawer lined up with Slide/Rail STEP 62 Slide the CEC Drawer back into the frame. Note, there are staggered latches in the CEC Drawer one on the left and one on the right. One or both need to be disengaged, one at a time to return the CEC drawer to its operating position in the rack.
  • Page 39 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 CAUTION: Protective eyewear is needed for the procedure. (L011) CAUTION: Chemical resistant gloves are needed for this procedure. (L014) DANGER: Risk of electric shock due to water or a water solution which is present in this product. Avoid working on or near energized equipment with wet hands or when spilled water is present.
  • Page 40 Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Once all 4 handles are slid forward with the L-Link connectors in the L-Ports of the adapters, do the • final actuation of the handles, see Figure 37. This requires pushing the handle forward forcefully, hard enough to simultaneously seat the 12 connectors.

  • Page 41: Verify All D-Links And L-Links Are Operational <= Customer Task

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 Figure 38 D-Link Grouper Installation STEP 68 If required, re-plug all of the PCIe cables. STEP 69 Detach and Store the Lift Tool, see Figure 15 and Figure 16. a. Retract the platform table. b.

  • Page 42: End Of Power775 Cec Drawer Rails Service Procedure

    Power775 CEC Drawer Rails Service Procedure PN: 41U8495, EC N44172 4 END OF POWER775 CEC DRAWER RAILS SERVICE PROCEDURE Page 42 of 42...

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