Effective 2 Slot ATCA DC Shelf User Manual
Contents
1. ASIS Ltd 2007 Legal Notice and Warranty Information in this document is provided in connection with Asis products no licens express or implied by estoppel or otherwise to any intellectual property rights is gr by this document except as provided in Asis terms and conditions of sale for such products Asis assumes no liability whatsoever and Asis disclaims any expressed o implied warranty relating to sale and or use of asis products including liability or warranties relating to fitness for a particular purpose merchant ability or infringem any patent copyright or other intellectual property right peeteq Asis warranty will be for the quality of the Asis Effective 2 Slot ATCA DC Shelf for a of one year after the shipment of the product Asis may make changes to specifications and product descriptions at any time with notice ASIS O Ltd 2007 Effective Two Slot DC V Revision 1 0 0 Formatted DescriptionA f Formatted ItemA Deleted Y Field Code Changed Deleted co il Formatted ItemA Deleted Headquarters Deleted Formatted Font Default Verdana 10 pt Bold Font color Auto Complex Script Font Times New Roman 10 pt Not Bold Formatted DescriptionB Indent Before 2 cm Adjust space between Latin and Asian text Adjust space between Asian text and numbers Formatted Font Default Verdana Bold Complex Script Font Times New Roman Not Bold2. A CLL Web and RS232 sis Shelf Manager SEEPROM SEEPROM Base Power IPMI H Power PEM 48 1 power E 1 Aw Filter tray presen Air Filter Tray Figure 1 Shelf Block Diagram Card cage 2 slot backplane Flange for cable management holder ESD Grounding Y en m A E EE y J TA A d 2 s m Y CA ae e Py x D Dan y a 1OY y SERIAL ALARM Mica a M2 f Shelf manager board Fan tray front panel Air filter tray qu v2 NENNE UO AE MU o DORUM s F Figure 2 Shelf Front View Rear cover RTM cage Formatted Complex Hebrew Check spelling Wi a and grammar Shelf grounding p e e o my 4 n CAUTION A E GG EY EK canon NR ed PEM B Figure 3 Shelf Rear View PEM A Effective Two Slot DC 14 Revision 1 C Deleted availability 7 e Understanding the Shelf Comp Platform Comp Figure 4 illustrates the use of cable holders Figure 4 Shelf Chassis with Cable Holders Figure 5 Shelf Component Positioning In order to increase ASIS Effective 2 slot ATCA DC Shelf reliability and to simplify tr shelf s format only one of the boards installed in the Shelf has logic circuits in it All boards and FRU s are passive Ses Effective Two Slot DC 15 Revision 1 0 0 Understanding the Shelf Components Platform Components Deleted Some are CH Only the backplane is a fixe
3. Before handling the board read the instructions and safety guidelines on the followitr pages to prevent damage to the product and to ensure your own personal safety m Always use caution when handling operating the board Only qualified experienced authorized electronics service personnel should access th interior of the equipment The power supplies produce high voltages ar energy hazards which can cause bodily harm m Use extreme caution when installing or removing components Refer to the installation instructions in this document for precautions and procedures If you have any questions please contact ASIS Technical Support Formatted Indent Before mL T 2 22 cm Hanging 0 63 cm Always follow the procedural instructions for component removal and Bulleted Level 1 Aligned replacement in sequence at 2 22 cm Tab after 2 86 V cm Indent at 2 86 cm Pia E l Power Deleted Y Formatted ItemB d N Beware Electrical shock hazard before any attempt to service the device be st That the device is electrically isolated High voltages are present inside the chassis when the unit s power is plugged into ar electrical outlet Turn off system power turn off the power supply and then disconn the power cord from its source before removing the chassis cover Turning off the system power switch does not remove power to components Make sure the work environment is grounded and use a grounding wrist strap
4. Chapters and Their Contents 1 Introduction General overview of the product family and Pg 12 the shelf 2 Understanding the Describes the shelf and its components Pg 13 Shelf Components including the boards installed in the shelf Backplane Power Entry Module Shelf ID Boards Describes the cooling capabilities of the shelf 3 Installing the Shelf Procedures and precautions involved in Pg 26 product installation 4 Maintenance And Periodic maintenance troubleshooting and Pg 31 Troubleshooting diagnostic procedures as well as module replacement instructions 5 System Specifications Detailed quantitative information about the Pg 40 system s dimensions and operational parameters operation limitations certification and standard compliance Effective Two Slot DC x Revision 1 0 0 About this Doc Style Conventions Verdana Arial Bold Arial Italics Monospace N Regular text Commands keys and other parts of the user interface Names of classes methods arguments exceptions properties etc Also used for special terms the first time they appear Text displayed on the LCD or on a computer attached to the product Notes which offer an additional explanation or a hint on how to overcome a common problem Warnings which indicate potential safety hazards regarding product operation or maintenance to operator or service personnel Effective Two Slot DC xi Revision 1 0 0 Deleted ance Forma
5. 705 C Operating temperature 0 C to 55 C Humidity 5 to 95 non condensed Vibration Severe vibration can damage components nx ams e 92222 Air The air surrounding the product should be dust free and should not contain corrosive gasses or other materials that could adversely effect the product
6. building s wiring between the shelf s PEM s input terminals and the power source Effective Two Slot DC 26 Revision 1 C Deleted cable E Deleted ss 7 Formatted Not Highlight m Installing the Checking Package Cc The disconnect device rating required is determined by the nominal inp voltage To ensure sufficient airflow for the individual blades in the shelf allow least two inches of clearance at the side air inlets and outlets 3 3 Checking Package Contents The following items are included in the Effective 2 Slot ATCA DC Shelf package Che that all items in the package are intact 3 4 Use of equipment damaged during delivery could prevent proper functioning the Shelf and or cause permanent damage to it Check all pins screws and o components before using any of the package contents Shelf chassis with backplane Fan tray Air filter tray 1 600W PEM 2 Cable management holders optional Installation Steps The following overall procedure is described more in detail in the sections below 1 Install the Cable management tray holder optional Mount the chassis in the rack with four screws 4 Insert a Shelf Manager board into the right slot 5 Connect the PEM to a properly Power Supply 3 5 Rack Mounting You will need four M6x10 or longer screws to mount the chassis on the rack Before you begin m Verify that the transient operating temperature in the area of the rack does not exce
7. Formatted Font Bold Complex Script Font Not Bold Formatted Font Default Verdana Bold Complex Script Font Times New Roman Not Bold Formatted Font Default Verdana Complex Script Font Times New Roman Formatted Indent Before 1 92 cm First line 0 08 cm Deleted e Deleted phone Deleted 2 tted 3 tted Formatted Indent Before 2 cm Deleted 4 tted Contact Information Contact Information in order to retrieve further information about any of Asis products either described in th document and or related systems and or components please contact an ASIS representative at Asis Headquarters 3 Galgalei Haplada St Kfar Saba ISRAEL 44422 Telephone 972 73 233 6633 Fax 972 73 233 6634 E mail Sales asis pro com Asis North America 11067 Caminito Arcada San Diego CA 92131_USA US toll free 888 3asisus 888 327 4787 Tel Fax 858 776 1421 Deleted E Deleted 9 j Deleted USAS j li li E mail salesna Qasis pro com See the ASIS web site at http www asis pro com Effective Two Slot DC vi Revision 1 0 0 Safety Instru Safety Instructions N This symbol indicates potential safety hazards regarding product operation o maintenance to operator or service personnel n Formatted ItemB Adjust Da space between Latin and Asian General Safety Practices text Adjust space between Asian text and numbers
8. a Fan Tray Formatted Normal A Formatted Bullets and _ Numbering SE 4 3 6 E PROM Replacement E2PROMs are generally installed and handled only in the factory Follow the procedure below in the rare case that it becomes necessary to field replace the E2PROMs Formatted Highlight A a Deleted four Deleted With a flat PI screwdriver g Deleted s To replace an E7PROM a 1 Without shutting down the system remove the rear panel near the two chassis ak screws by unscrewing the three tumble screws Deleted one ata time Deleted 2 remove the E2PROM board I lj Effective Two Slot DC 34 Revision 1 C Maintenance And Troublesh Extracting M Deleted two s 3 Insert the new E PROM board into place Deleted s A Refasten the rear panel using the three tumble screws Deleted one at a time From the management console software run the E2PROMS command manually Deleted four the Shelf Manager External Interface Reference Formatted Bullets and Numbering a Figure 21 E7PROMs 4 3 7 Third Party Module Replacement As per ATCA specifications all application modules must be hot swappable For specific instructions regarding third party module replacement refer to the documentation provided by the manufacturer For general instructions on FRU module replacement see Section 4 3 1 Effective Two Slot DC 35 Revision 1 0 0 Maintenance
9. are not working Logic failure Chassis power trouble One of the Backplane s connectors is damaged One of the cage units or the ATCA board does not fit properly in the cage 39 Solution Check that the SHMC ShMC boar is properly inserted in the cage Verify that the ejector clip is closed Replace ShMC board Replace ShMC board Replace fan tray Replace board Pull the fan tray out for few seconds until all fans stop spinning and re insert it Replace fan tray Replace ShMC board following this sequence Insert a second ShMC board i the redundant slot Issue a switchover command to switch shelf control from the current ShMC board to th redundant one Extract the old ShMC board Replace Power Entry Module Remove all third party and ShM boards to isolate the failure Replace E2PROMs if you have not yet done so Replace chassis Revision 1 0 0 Deleted lt gt NEBS i Level 3 and ETSI Deleted 100mm ae Deleted 910Kg Deleted 0 System Specifications Certification 5 System Specifications This chapter documents the product s standards certification and physical and other technical specification parameters 5 1 Certification The Effective 2 Slot ATCA DC Shelf is targeted for NEBS level 3 FCC UL and CE certification It complies with the following standards B Advanced TCA PICMG 3 x m IPMIv 1 5 5 2 Technical Data The following table
10. channel interface This portion supports a full mesh topology for both the Base and the Fabric interfaces Update Channel Connections The update channels are backplane connections between pairs of modules that oper a redundant basis Application software can use the update channel for redundancy interlock or to provide a direct connection that bypasses the indirect fabric interfa If you configure a pair of modules to use the update channel for redundancy support must insert the two modules into slots linked by an update channel H SES Figure 6 shows the update channel connections Each update channel consists of 10 differential pair connections If an update channe connects two modules that are not identical the Shelf Manager disables the update channel between them Synchronization Clock Interface The backplane supports a set of synchronization clock buses that can exchange synchronization timing information This synchronization can be used for system wid intersystem synchronization purposes which are important in some applications suc those involving synchronous time division multiplex TDM Deleted Deleted Deleted Deleted Deleted Deleted Deleted Deleted Deleted Rx4 UP Deleted Deleted Deleted Formatted Table men Px20 Connector Pairs T Update channel amp Clks Tx4 UP Tx4 UP Rx4 UP Rx4 UP y CLK3Ay CLK3Ay CLK3Byt 4 The update channels are routed to
11. not handle or store system boards near strong electrostatic electromagnetic magnetic or radioactive fields Deleted xni d Operating Environment d a 5 erature Formatted Highlight Effective Two Slot DC viii Revision 1 0 0 Revision t Revision History Number Date Comments Author 1 0 0 May 2007 Initial release Yossi Kuzi Effective Two Slot DC ix Revision 1 0 0 Formatted ItemB Deleted we Deleted wm About this Document About this Document This document provides technical information for the Effective 2 Slot ATCA DC Shelf It is intended for technical staff tasked with installing setting up and configuring the system and providing troubleshooting assistance and servicing Related Documents For information on the Shelf Manager see the ASIS Shelf Manager Board user manual Instructions relating to software installation and documentation for application software development for this platform are available in the Shelf Manager External Interface Reference Manual For Asis product information and additional resources please visit the Asis website at www asis pro com Downloads manuals release notes software etc are available via the Technical Support Library product links at www asis pro com for registered customers Information about PICMG PCI Industrial Computer Manufacturers Group and the ATCA standard may be accessed on the PICMG Web site at www picmg com
12. the final shelf configuration m If the shelf experiences unexpected and intermittent data errors carefully consider the possibility of electromagnetic interference from nearby equipment as a possible source of the problem Identifying and measuring errors caused by electromagnetic interference can be challenging and may require the assistance of engineering personnel with experience in this field Effective Two Slot DC 32 Revision 1 C Deleted blades ML Formatted Bullets and SCH Numbering Formatted Bullets and Pu Numbering Formatted Bullets and s Numbering Maintenance And Troublesh Extracting M If your system configuration does not populate all front slots with active blades you fill those empty slots with additional blades or slot flow blocker blades to maintain sy airflow and electromagnetic shielding integrity Blank panels can be ordered separat 4 3 Extracting Modules 4 3 1 FRU Module Extraction To extract an ATCA compliant FRU module 1 Pull the module s insertion lever slightly The de activation sequence begins 2 After the module s blue led lights steady pull out the module s insertion lever Pull out the module 4 3 2 FRU Module insertion To insert an ATCA compliant FRU module 1 Push the module s carefully inside the chassis 2 The activation sequence begins 3 The blue hot swap led starts to light 2 After the module s blue led turn off the module is active 4 3 3 P
13. to maintain the FRUs within their recommended temperature limits the platform could begin to reduce the thermal load which could reduce platform performance This response to excessive temperatures protects the modules from physical damage caused by overheating If the surrounding temperature exceeds the non operating temperature limit the platform could shut down system modules in order to reduce thermal load d Understanding the Shelf Comp Shelf C 2 2 3 Performance The four fans supply air volume and velocity for cooling the high density high performance computing environment The cooling power of the fans can dissipate th generated by up to two front boards and complementary RTMs At least 200W per fr board and 15W for RTM per slot is supported 2 2 4 Fan Speed When a fan tray is inserted into the shelf the fans start at full speed and then decre steps of 7 Under normal operating conditions the fans run at 21 of full speed 1 lower speed reduces the acoustic noise and increases the longevity of the fans The circuiti the fan trays uses a pulse width modulation to control the speed of the fans The speed of each individual fan is monitored If the speed of any of the fans drops the desired fan speed the other fans will speed up to compensate The Shelf Manag such events in its system event log SEL as a fault condition If this occurs replace fan tray as soon as possible to restore fault tol
14. tray Effective Two Slot DC 21 Revision 1 0 0 Deleted Airflow Management e A Deleted empty Deleted slots Deleted empty Deleted slots Deleted 557 x 923 Formatted Normal Deleted C Deleted Understanding the Shelf Components Platform Components 2 18 Blank Panels with without air baffles T T T y 1 j Compliance with ATCA s temperature specifications requires a steady air flow in the shel To insure a steady air flow either the ASIS Effective 2 slot ATCA DC Shelf must be fully populated or a blank panel available from ASIS must be equipped to fill every empty slot The blank panel is designed to emulate the air flow restriction in a standard card thus ensuring the required conditions for proper cooling Three types of airflow management panels are available for the empty slots on the shell These include panels specifically designed for m blank RTM panels B an empty shelf manager panel slot Figure 14 Blank Board Panel and Blank RTM Panel 2 4 9 Shelf ID Board A shelf ID board containing two redundant field replaceable E2PROM chips is housed int rear of the Effective 2 slot ATCA DC Shelf The E2PROMs store product and manufacturer information such as shelf serial number part number backplane routing assignment and shelf heat budget When the Shelf Manager board boots up it compares the information stored in the two E2PROMs m
15. 3 Pero mance ns ta eee See sid use err Redes em eR E Ra 25 Effective Two Slot DC ii Revision 1 0 0 Table of Cc Lm NO CRT EE Ae ee Tene TE RCE Ree TNT eee renee T E 25 3 INSTALLING IHE SHELF oceniana aa 26 3 1 A EE ease oc cre eee e th 26 3 2 SITE PLANNING EE 26 3 3 CHECKING PACKAGE E CHE 27 3 4 INSTALLATION STEPS ee tx PRCR TAY ERN EE 27 3 5 vedurathuanrc T 27 3 51 SCM GrOUNGING E 28 3 5 2 RE A AA AAE E ANE 28 3 6 SHELF APPLICATION CARD INSERTION e rrinin naan EEE EEEE ES 29 3 7 REDUNDANT NODULETNSTAFLATION ner gege ege SE 30 3 7 1 Redundant Shelf Management Card Installation eere 30 4 MAINTENANCE AND TROUBLESHOOTING eene 31 4 1 PERFORMING PERIODIC MAINTENANCE 5555s ys3REIRERYRYARRRRRSRRRRARTERREREARRXARA X4 adria 31 AL han Tray VISUAL INS ee e EE 31 4 1 2 Air Filter Cleaning And Renpniacement NENNEN 31 4 2 HANDLING ELECTROMAGNETIC INTERFERENCE ss 32 4 3 EXIRACTHNG IMODUDES sii 33 AL FRU Module EXIEaCUDD uias tua rax dus a adducunt edu baud shee 33 E PEN EXU ACUO MERC 33 Aud Fan Thay Replacement mm 33 2 35 4 eet 34 4 3 5 Third Party Module Renlacement ee 35 4 4 EANDEING ALARMS v Eed eege 36 LR MINE PL Nie Em 36 FAZ SOWIE AINME A A e bem satt VaL isa 37 4 5 HOT SWAPPING FRUS outseeeskstxesvEtt exe A A KE 37 4 6 RESETTING THE SYSTEM geen See ebe A AER 38 4 7 TROUBLESHOOTING asian SPA EREARRIA ER daa ida 39 5 SYSTEM SPECIFICATIONS 2 5 1 SoicQ vas sUes
16. And Troubleshooting Handling Alarms 4 4 Handling Alarms Both visual indicators and software alarms are provided 4 4 1 Visual Alarms Nine LEDs at the front of the Shelf Management card provide visual alarms LED Functions General LEDs Status Meaning Shelf manager is active Red Shelf manager failure Shelf manager is inactive Local voltage supply on Shelf manager is good Local voltage failure Steady Shelf manager is powering up or Blue ready for extraction HS hot sl Blinking swap b Shelf manager hot swap process ue Shelf manager is operating LED Functions Telco Alarm LEDs LED Status Meaning CRT Normal operation Critical Red System alarm event MJR Normal operation Major System alarm event MNR Normal operation Minor System alarm event Effective Two Slot DC 36 Revision 1 C Maintenance And Troublesh Hot Swappinc Upon completion of boot up LEDs will display as follows General LEDs Applicati on Defined LEDs return to normal state Remains ON Lights steady blue for a few seconds then begins blinking then goes off after a few blinks 4 4 2 Software Alarms The ASIS Perform 14 Slot ATCA Shelf supports software alarms according to PICMG Specifications 3 0 Please refer to these specifications for a detailed description LED Functions Application Defined LEDs Green red As defined by application bi color As defined by application As def
17. CB Effective 2 SIOt ATCA DC Shelf User Manual May 2007 Revision Table of Contents Table of Contents TABLE OF CONTENTS cuca II TABLE SEMESTER ei E lee Ewa Ra ME ee ee IV LEGAL NOTICE AND WARRANTY ERROR BOOKMARK NOT DEFINED ORDERING INFORMATION nnn nnn ERROR BOOKMARK NOT DEFINED SAFETY INSTRUCTIONS iii VII REVISION HISTORY eege IX ABOUT THIS DOCUMENT iniciada A 1 INTRODUCTION genge 2 y aRaTRESERERIRUEPERESRIREESEUERER EE 12 1 1 OVERVIEW OF ASIS SHELF bpopucTe hene rana nn 12 1 2 EFFECTIVE ATCA DC SHELF di arab 12 2 UNDERSTANDING THE SHELF COMPONENTS aen k eu Ke KEREN KEN E KEN KE Km 13 2 1 PLATFORM COMPONENTS gege ex pau En VER dia 13 2 1 1 SACI ANG BONOS ses ssepe an exu A MM ME E DUE 13 Exed Boat EE LUCI m ILC M Ue D ML M A Urdu Om m OE unt 16 REMNOVa DIE BOSS aa ri e o e 16 2 1 CGU EA A A die 16 VPE EE eege 16 Fed EE 16 UbpdatesChahnnel CobbectIOs usd sois aate e Oba Geh ee ALES 17 Synchronization Clock Intel Tate EE 17 2 1 4 JModtule Slot Identification oo e er te Da estoit Da e i De rae Da 18 VS BUE iu ML 19 Grounding Requirements and Power Input ee EEN 20 LIO ISIN III ERR 20 E Pll TOV rue Eu PE LIII SI pa VS LM LLLI IL M LIC EAR RII 21 2 1 8 Blank Panels with without air baffles sees eene 22 z T 9 Shelf ID PONT occae vestes EES 22 2 1 10 Holder for Cable Management Optional 23 2 2 SHEE COOLING EE EE EE 24 ES AA E ee 24 2 2 2 Fat ASS EE 24 2 2
18. CMG V3 x specifications The cooling system consists of four high performance fans The air comes in from the right side and exits through the left side of the shelf The fault tolerant design is optimiz for airflow of more than 200W per module 2 2 2 Fan Tray Design ASIS Effective 2 slot ATCA DC Shelf ventilation is achieved by four 80x80 mm fans installed in the fan tray The fans provide for n 1 redundancy Figure 16 Fan and Air filter trays The fan tray connects directly to the backplane where it plugs into power and control connectors The fan tray unit is front serviceable and can be easily replaced without toc In order to minimize possible failures the fan tray does not contain any active electronii Deleted how the fans __ components The shelf management FRU fully controls adjustments of the fans based or Deleted to temperature changes EE Cooling ability is maintained even in the case of a single fan failure In this case the gre Formatted Not Highlight PS LED of the fan tray turns red so that it is easier to identify the tray that needs to be Formatted Not Highlight el replaced Deleted Is this the i right way to say it in English Effective Two Slot DC 24 Revision 1 C Formatted DescriptionA Adjust space between Latin and Asian text Adjust space between Asian text and numbers Deleted If the air temperature exceeds the specified maximum and the fan tray operating at full speed is unable
19. EM Extraction If PEM_redundancy is implemented one of the PEM can be extracted without stoppin service To extract one PEM 1 Disconnect the power cables 2 Release the two tumble screws 3 Fully pull out carefully the PEM insertion lever 4 Pull out the PEM 4 3 4 PEM insertion If PEM redundancy is implemented one of the PEM can be inserted without stopping service To insert a PEM 1 Push in the PEM 2 Fully push in the PEM insertion lever 3 tighten the two tumble screws back in to place Effective Two Slot DC 33 Revision 1 0 0 Maintenance And Troubleshooting Extracting Modules Rec T 43 5 Fan Tray Replacement umbering BM SMS The shelf should be used only with a fully operational fan tray A malfunctioning fan tray should be replaced immediately in order to prevent thermal damage to the installed Deleted application cards Use care when handling the fan trays and do not handle them from the connectors Improper handling of the fan trays could cause damage to the connector pins Do not handle a fan tray while the fans are operating To replace the fan tray 1 Without interrupting power release the two tumble screws on the front side of the fan tray 2 Extract the tray by pulling at the handle as shown below 3 Insert the replaceable fan tray unit Formatted NumList A Ze e e ai 4 Push each of the two thumbscrews in and tighten Figure 20 Extracting
20. If E2PROM data coincides it is loaded and saved in the ShMC Board and the shelf initializes B Incase of a mismatch the data on the E2PROMs is compared with the last saved configuration in the ShMC Board Effective Two Slot DC 22 Revision 1 C Understanding the Shelf Comp Platform Comp m Ifthe saved configuration matches one of the E2PROMs it is assun to be the right one and it is stored in both E2PROMs m Ifthe three configurations are all different the ShMC board will nc boot up Deleted 39770 x E Figure 15 Shelf ID Board with two E2PROMs rear cover removed 2 1 10 Holder for Cable Management Optional Deleted As standard a Deleted special SSC Deleted The cable management holder is an able holder frame can be fitted to both side mounting flanges of the shelf i A Cables attached to the cable management holder must be allowed to move freely Insure that a service loop of minimal required length is maintained optional device specifically S designed to cope with the large number of connecting vA cables and fibers found in a i shelf such as the Effective e 2 Slot ATCA Shelf TEN Formatted Highlight f Formatted Highlight H Deleted d Effective Two Slot DC 23 Revision 1 0 0 Understanding the Shelf Components Shelf Cooling 2 2 Shelf Cooling 2 2 1 Overview ASIS Effective 2 slot ATCA DC Shelf complies with all the cooling requirements specified PI
21. Management 19 inch rack mount shelf Base hardware element of the platform which holds all the components together Card cage Portion of the shelf that holds the modules that are plugg into the backplane Mechanically compliant with all aspects of PIMG 3 0 Backplane Supports one or two third party ATCA compliant front boards and the complementary rear transition module RTM The backplane provides full mesh Fabric interface and direct mating to the PS s and to the redundant Shelf Manager ShMC board PEM Redundant field replaceable Fan tray Hot swappable provides side to side cooling and is designe to provide N 1 fan redundancy cooling to components on the front anc rear of the shelf Air filter tray Keeps the airflow free of dust and particles Blank Panels For air flow management Shelf ID Board Cable management Holders for Front cable management Rear connection boards 2 1 1 Shelf and Boards Figure 1 shows the block diagram of the shelf and figures 2 and 3 show front and rear view the shelf with key components highlighted Formatted Font Bold e a Complex Script Font Not Bold I Formatted Formatted Bodytext A Deleted See Figure 1 for a block diagram of the shelf and Figure 2and Figure 3 for front and rear views of the shelf respectively 1 Effective Two Slot DC 13 Revision 1 0 0 Understanding the Shelf Components Platform Components RMCP RPC SNMP
22. Shelf Manager disables on other modules the interfaces that are only shared with the deactivated module 4 6 Resetting The System One or both of the following reset options should be used if the shelf management card not responding The second step should be performed only if the first one has not solve the problem 1 Press the Reset button on the ShMC Shelf Manager card board front panel 2 Extract the ShMC board from the chassis and re insert it Effective Two Slot DC 38 Revision 1 C Maintenance And Troublesh 4 7 Troubleshooting Troublest The following table summarizes potential problems and recommended solutions Problem ShMC ShMC board does not boot up properly One or more of the LEDs fails to light during boot up The LEDs fail to return to their status as described in Section 4 4 1 above The blue LED does not blink Fans fail to operate at power up Fan speed does not decrease after boot up is completed Fan tray LED is lit red Circuit Breaker trips off Boot sequence does not complete and the blue LED continues to blink after the Shelf Management card has been replaced and all relevant monitor commands have been performed Effective Two Slot DC Probable cause ShMC ShMC board is not in fully inserted in the cage ShMC board failure ShMC board improperly inserted in the chassis ShMC board failure Fan tray failure ShMC board failure One or more of the fans
23. adjacent slots Slot 1 connects to Slot 2 Ge D Figure 6 Synchronization clock and update channel pin assignments e a e P r Effective Two Slot DC 17 Revision 1 0 0 Understanding the Shelf Components Platform Components Fabric Interface Basic Interface Clocks and Power amp Update Management Channels Connectors _ Optional Rear IO Card connectors rear Shelf Management connectors Front Figure 7 Backplane layout 2 1 4 Module Slot Identification The shelf is compliant with PICMG 3 0 R2 0 and accepts modules compliant with this standard Figure 8 illustrates the locations of the module slot allocations when viewed from the front The physical and the logical slot allocations are the same for this shelf the slots a numbered 1 to 2 from bottom to top TO E 1 ot ji Figure 8 Slot Allocations The following table shows the hardware addresses in relation to the slot numbers and sl addresses Slots are shown in the same order as they appear in the shelf slot 2 above slot 1 Formatted Table e e Slot Hardware Address Hardware Address Number 8 bit format 7 bit format 2 84h 42h 1 82h 41h Figure 9 Shelf Addressing Effective Two Slot DC 18 Revision 1 C Understanding the Shelf Comp Platform Comp 2 1 5 PEM The field replaceable 48 VDC PEMs provide power to the shelf The ASIS Effective 2 slot ATCA DC Shelf is equ
24. ards should be inserted only after the installation power up and testing procedures of the Effective 2 Slot ATCA DC Shelf have been completed Insert application cards according to the manufacturer s instructions making sure th are properly positioned in their slots and are secured to their respective connectors When an application card is inserted and powered up the blue LED should switch on light steady for 10 30 seconds depending on the card type After that time the blt should blink for about 10 seconds and then go off Each third party application card must provide a hot swap LED This LED can be in o the following states Indicator Indication State Off The card is not ready for removal or disconnection from the shelf Blue The card is ready for removal or disconnection from the shelf Blinking slowly The card is activating itself Blinking quickly Brief deactivation has been requested Effective Two Slot DC 29 Revision 1 0 0 Installing the Shelf Redundant Module Installation Formatted Bullets and e gt 3 7 Redundant Module Installation 3 7 1__ Redundant Shelf Management Card Installation The redundant ShMC Board is installed after the shelf has been powered up Follow the instructions for the first Shelf Management card in the Shelf Manager user manual Effective Two Slot DC 30 Revision 1 Maintenance And Troublesh Performing Periodic Mainte 4 Maintenance And Troubleshooting This cha
25. d board Remaining boards are removable fixed boards and some Sein ce cd able P dale Fixed Board Deleted s Sege Deleted lt gt Shelf ID this board hosts two e SEEPROMs that contain a Removable Boards data about the shelf SE m Shelf Manager board see the ASIS Shelf Manager Board User Manual m Backplane and manufacturer e i m Shelf ID this board hosts two E PROMs that contain data about the shelf setup such as shelf thermal budget and such as serial number and manufacturer and about the board s setup slot population see such as shelf thermal budget and slot population Section 2 1 92 1 9 AE Formatted Bullets and E 2 1 2 Card Cage Numbering Deleted S The shelf s card cage is composed of Deleted s m the backplane m right and left guide rails to hold the modules that plug into the backplane The card cage supports two 8U front boards and two 8U RTMs The guide rails in the card cage incorporate electrostatic discharge ESD clips 2 13 Backplane Features The ATCA PICMG 3 0 compliant backplane provides external interfaces and card connectivity It conforms to the PICMG 3 0 R2 0 AdvancedTCA Base Specification Backplane features include Two slots m Fabric interface with full mesh interconnect m The Fabric Interface grid consists of eight differential pairs per channel The Base Interface grid consists of four differential pairs per channel m Dual star Etherne
26. ed the 55 C maximum and that the rack has support rail installed Confirm the rack is stable so that the weight of the shelf does not caus to tip over Effective Two Slot DC 27 Revision 1 0 0 Deleted 4 Installing the Shelf Rack Mounting To mount the shelf on the rack B Two Persons needed to Preform this task m Insert the Effective 2 Slot ATCA DC Shelf chassis on the 19 rack securing it by fastening the four mounting screws The shelf should be level and not positioned at an angle in the rack and the rack s doors should be able to close 3 5 1 Shelf Grounding Connect rear grounding screws on the rear left side to insure that the shelf is properly grounded Figure 17 Rear grounding screws 3 5 2 Installer Grounding A Any person involved in handling the shelf or card installation or replacement is required to wear an ESD grounding device LA A A e e E EEN EE ti e A pe pe Eed ii ee ee ee Ge ip is ee ee One grounding sockets can be found on the shelf B an ESD grounding socket in the front of the shelf Effective Two Slot DC 28 Revision 1 C Formatted Bullets and Pes Numbering Installing the gt Shelf Application Card In T1527 NEN Zi OT 41 Shem 1 1 771 Figure 18 Front ESD Socket 3 6 Shelf Application Card Insertion Third party application cards must be ATCA compliant Application c
27. erance and redundancy Formatted Highlight Formatted Bullets and Numbering Effective Two Slot DC 25 Revision 1 0 0 Installing the Shelf Tools Required 3 Installing the Shelf This chapter provides you with instructions on how to prepare the Effective 2 Slot ATCA DC Shelf for use You will be performing some or all of the following setup tasks m Site Planning m Checking Package Contents m Rack Mounting m PEM installation m Shelf Application Card Insertion m Redundant Module Installation e Before installing the Effective 2 Slot ATCA DC Shelf you should be aware of S what cables will be needed for equipment and power and whether they will be connected in the front or rear of the shelf 3 1 Tools Required To install the shelf in a standard 19 rack the following tools are required m Standard Philips screwdriver set m Wrench m ESD grounding bracelet All the modules in the Effective 2 Slot ATCA DC Shelf are field replaceable units FRUs requiring no special tools for mounting other than those mentioned above 3 2 Site Planning The Effective 2 Slot ATCA DC Shelf can be installed either on a standard 19 rack or as i desk top unit All sides of the shelf should be easily accessible The prerequisites for setting up the Effective 2 Slot ATCA DC Shelf for use in your facilit involves m Ifa rack is used it should be properly grounded B Areadily accessible disconnect device must be incorporated into the
28. experience in the implementation of the ATCA standard since its inception in 2001 while incorporating the latest technologie available It incorporates the latest technologies available to reduce jts price while gmaintaining performance and reliability The system offers optional redundancy for powe input and management functions All shelf assemblies are designed using Field Replaceable Units FRUs thus enabling easy and fast field maintenance with minimum or no downtime availability of 99 999 In addition an Asis cable holder frame can be fitted to both side mounting flanges of the shelf The Effective 2 slot Series ATCA is designed to comply with FCC and CE certification ar E x Formatted Font color E with UL NEBS Level 3 and ETSI It is fully complies to AdvancedTCA PICMG 3 0 R2 0 and JPMI v 1 5 Effective Two Slot DC 12 Revision 1 C Understanding the Shelf Comp Platform Comp 2 Understanding the Shelf Components This chapter summarizes the functional features of the Effective 2 Slot ATCA DC She and describes in further detail each of the components as well as the shelf system cc mechanism The system was designed to withstand extreme conditions to meet rigid Telco requirements It is designed to incorporate Field Replaceable Units FRUs and is fi field serviceable 2 1 Platform Components A typical platform consists of the following key components Deleted Airflow
29. ined by application 4 5 Hot Swapping FRUs Deleted including ef integrated circuits laser All the active components in the platform are mounted on or housed in field replac units relays and powered units FRUs that you can easily remove and replace The subrack backplane and o mezzanine modules non FRUs do not contain active components All FRUs are hot swappable you can remove and insert a FRU without shutting dowr other shelf component Hot swapping facilitates planned maintenance activities and replacement i The platform includes front panel LEDs and a Telco alarm which can be configured t activate when a hardware or software failure occurs If an external alarm system is connected to the platform it will also be activated for the alarm condition The alarn alert an operator or technician to replace a failed FRU or perform some other mainte operation The following procedures are to be used when modules are hot swapped Effective Two Slot DC 37 Revision 1 0 0 Deleted e Whe n a module is powered up the sequence is similar to the one below excluding ejector latch activity Y h To insert a module T 1 After the IPMC powers up and the blue hot swap LED is lit close both ejector latches Y 2 Push each thumbscrew in and tighten The following sequence occurs 4 3 IPMC announces the module s presence to the active Shelf Manager and the blue LED bli
30. ipped with connectors for two redund hot swappable and field replaceable PEMs Both PEMs are located in the lower Back of the shelf fitting directly into to the back The DC connectors are located on the rear of the chassis Deleted musty 585 mima E Figure 10 ATCA 600W DC PEM Effective Two Slot DC 19 Revision 1 0 0 Understanding the Shelf Components Platform Components Shelf Manager optional Deleted Distribution S Figure 11 Distribution of Power on Shelf Grounding Requirements and Power Input Deleted The PEMs provide protection for l the shelf against i Eer surge N When connecting ground and power cables to the shelf follow instructions in the EE sees beginning of this document reduce the surge transients to under n 100V for a maximum y 2 1 6 an Tra duration of 10us and dt F y under 200V for a imasimum duration i The fan tray is a closed module containing four 80x80mm fans that supply air volume 5us Protection against P EODD d SC SCH and velocity for cooling the high density high performance computing environment ar oe The cooling power of the four fans can dissipate the heat generated by up to two front Formatted Bullets and boards and complementary RTMs Numbering y Deleted eS More than 200W for front board and 15W for RTM per slot is supported Deleted by Three of the fans are dedicated to cooling the front side
31. l conditions are good it m enough to extract the filter and vacuum clean it Otherwise it might be necessary to replace it The air filter can be ordered separately e without the metal tray Air filter cleaning must be performed in a different location from where the shelf is p Effective Two Slot DC 31 Revision 1 0 0 Maintenance And Troubleshooting The air filter can be extracted without interrupting power Release the two tumble screw on the front side of the air filter unit and extract the unit by pulling the two tumble screws Figure 19 Shelf Air filter extraction 4 2 Handling Electromagnetic Interference The shelf emits electromagnetic waves that may interfere with nearby equipment Conversely nearby electronic equipment may emit electromagnetic waves that interfere with the shelf The EMC EMI and RFI specifications of the shelf and all nearby equipme should be considered when choosing the placement of the platform and surrounding equipment In the shelf and most other equipment the use of airflow management fillers in otherwise unoccupied slots is necessary to keep the product s emissions within their specified limits m Install front and rear airflow management fillers into any empty slots m Do not use blank faceplates in place of fillers B Keep slots populated with active modules directly next to each other and Deleted leavingno fillers directly adjacent to the outermost active modules empty slots in
32. l slots 1 amp 2 Hub Node slots Hub Node configuration Update channels Update channel between slots 1 amp 2 Power DC PEM back redundant hot swappable integral pem Effective Two Slot DC 41 Revision 1 0 0 Deleted 20W System Specifications Technical Data Category Cooling Property Number of fans Redundancy Fan speed Cooling capacity Alarm I O Regulatory Other Effective Two Slot DC Air Flow with air filter unit installed Electrical Mechanical Placement Alarm UO interfaces Safety EMC Environment Shelf identity Removable top cover Description Value Front hot pluggable fan tray with 4 N 1 axial fans for front and RTM slots N 1 i e any one fan can fail with no service degradation Variable speed under shelf management control More than 200 Watt per front board y15W per RTM slot temp rise lt 9 C Average of 65 cubic feet per minute CFM per slot Dual redundant Alarm I O Modules accessible from front of chassis 15 pin DA 15P connector Supports 4 outputs Major Minor Critical Power and 2 inputs Major amp Minor Reset Designed to meet CE UL TUV requirements Designed to meet CE amp FCC part 15 requirements Designed to be Compatible with NEBS level 3 and ETSI Configuration board with on board EEPROM stores shelf serial number part number backplane routing assignments shelf heat budget and other data Available Revision 1 C Format
33. nks at a slow rate 4 The Shelf Manager queries the IPMC builds a sensor data record SDR repository and begins periodically monitoring the presence of the module 5 The Shelf Manager activates the module and the module acknowledges activation 6 The Shelf Manager determines the power and cooling budget and sets the module s power level 1 7 The Shelf Manager based on electronic keying enables compatible backplane ports 9 8 The module notifies the Shelf Manager that it is active and the blue hot swap LED turns off 4 9 The Shelf Manager continues to periodically monitor the presence of the module d Formatted Bullets and Numbering Deleted Maintenance And Troubleshooting To remove a module 1 Partially open the module s right ejector latch to activate the module s hot swap switch The module s IPMC sends to the Shelf Manager a request to deactivate and the blue hot swap LED blinks at a fast rate 2 The Shelf Manager determines whether the module can be extracted If it can the Shelf Manager grants permission to the IPMC 3 The IPMC disables the interfaces that are controlled by electronic keying and shuts down the module s operations It then notifies the Shelf Manager the deactivation is complete The blue LED remains lit 4 Extract the module 5 The Shelf Manager reclaims the module s power budget Also as part of electronic keying the
34. of the shelf while the fourth on Deleted Up to Deleted Deleted Maybe more Formatted Not Highlight is shared between the front side boards and the rear side I O equipment The fan tray is designed with N 1 redundancy to meet the cooling requirements of a ful shelf Effective Two Slot DC 20 Revision 1 Understanding the Shelf Comp Platform Comp Deleted the fan tray must __ In case of single fan failure the remaining fans provide the required cooling to dissi cl SE the heat generated by the otcupied slots It is recommended to replace the fan tra Ba soon as possible Deleted will The fan tray is factory mounted in the Effective 2 Slot ATCA DC Shelf It is easily Deleted the shelf does not l replaceable and can be replaced while the shelf is operating have to be shut down during the replacement For more on shelf cooling see Section 2 2 Deleted 327170 x E Figure 12 Fan Tray 2 1 7 Air Filter Tray A NEBS GR63 compatible air filter comes installed on the ASIS Effective 2 slot ATCA Shelf The filter is field serviceable and can be extracted for periodic field maintenar Deete d 7 for field replacement The filter is easily accessible from front right side of the card cage A shelf based mi switch detects the installed filter and reports its presence to the Shelf Manager For instructions on air filter maintenance see Section 4 1 2 Figure 13 Air filter
35. presents technical specifications for each of the product elements Category Property Physical Number of slots Dimensions EMI Weight Description Value 2 slot 8Ux280mm front blades 2 slot 80mm RTMs 133 35 mm 3U H x 448mm 17 637 W 19 rack mount x413 4mm 16 275 Depth not including handles amp cable holders EMI gasketing and hardware spacing to support FCC part B dA 1Kg Compliance Temperature Other Effective Two Slot DC 40 PICMG 3 0 R 2 0 Humidity 5 to 95 non condensed Storage Temperature 40 to 70 Celsius Operating Temperature 4 5 to 55 Celsius Front and rear ESD jack Front rack flanges Front cable management tray Revision 1 C System Specific Technici Description Category Property Value Accessibility Shelf Manager Fan Tray Front boards Air Filter Tray Front Power Supply Rear Rear management modules RTMs Backplane Up to two third party ATCA compliant front boards full mesh dual redundant Shelf Management ShMC Bus architecture boards bussed IPMB radial by request Deleted 3 12 l l l Signal bandwidth rating Supports up to 5Gbps per differential pair Base channel interconnect between two ATCA slots v support for 10 100 1000 BASE T Ethernet Base interface base channel 1 is allocated to ShMC Shelf Manager Fabric channel interconnect between two ATCA slots Fabric interface Replicated fabric channel upon request 2 logica
36. pter includes instructions regarding m Performing Periodic Maintenance m Fan tray visual inspection B Air filter cleaning and replacement m Figure 19 Shelf Air filter extraction m Handling Electromagnetic Interference m Extracting Modules m Handling Alarms m Hot Swapping FRUs B Resetting The System m Troubleshooting As required by the ATCA standard the Effective 2 Slot ATCA DC Shelf applies a fully swappable approach Assuming redundancy has been provided for i e two ShMC b Deleted management units and two PEM s all of the shelf assemblies can be field replaced with no interr to service Visual alarms provide clear indication of trouble for easy problem location Malfunctions can be responded to quickly and easily as no field repair is necessary modules can be easily extracted and replaced with no tools or with a minimal set of 4 1 Performing Periodic Maintenance This section provides procedural instructions on servicing or replacing shelf compone Maintenance of the Effective 2 Slot ATCA DC Shelf involves the following tasks m Fan Tray Visual Inspection m Air Filter Cleaning And Replacement 4 1 1 Fan Tray Visual Inspection The fan trays should be checked periodically for any visible damage that could preve disrupt normal fan operation See Section 4 3 4 for instructions on replacing a fan tray 4 1 2 Air Filter Cleaning And Replacement The air filter should be checked regularly If environmenta
37. t signalling environment on the Base interface CEREREM m Bussed IPMI radial IPMI available upon request Two hub slots Deleted is Deleted m Hub Node configuration update channel between slots 1 and 2 m 10 100 and 1000 BASE T dual star Base Interconnect capability Update channel interfaces for active and standby synchronization and mesh topology handling up to 5Gbps per differential pair Deleted Y m Connection capacity for up to two third party ATCA compliant front boards as well as to the redundant Shelf Manager and redundant PEM s Deleted y m Full compliance with AdvancedTCA electrical and mechanical Deleted C MM M CMM specifications Basic backplane topology is full mesh Effective Two Slot DC 16 Revision 1 C Understanding the Shelf Comp Platform Comp Deleted and power and CH m Interconnect for system power for two slots control for the fan tray Y B Base channel 1 allocated for the Shelf Manager Controller There are no active components on the backplane and no removable or serviceable on the backplane board The backplane has two functionally distinct parts right and center left m Right backplane consists of Zone 1 connectors dual power connections which means the power connections from the two PS s are independently supplied to each module plugged into the backplane m Center left backplane consists of Zone 2 connectors connectivity fo the Base Fabric and update
38. ted Font Bold P Complex Script Font Not Bold Ss System Specific Acronyms Used in this I 5 3 Acronyms Used in this Manual Acronym Meaning ATCA Advanced Telecom Computing Architecture FRU Field Replaceable Unit HS Hot swap IPMB Intelligent Platform Management Bus IPMI Intelligent Platform Management Interface RTM Rear Transmission Module NEBS Network Equipment Building Systems ShMC Shelf Manager Card ETSI European Telecommunications Standards Institute ANSI American National Standards Institute CE Conformit Europ ene European Conformity PS Power Supply FCC Federal Communications Commission UL Underwriters Laboratories safety standards CFM Cubic Feet per Minute Airflow measurement unit Effective Two Slot DC 43 Revision 1 0 0 Page vi 1 Formatted Sharon Hauser Ainspan 11 26 00 06 06 2007 Font Default Verdana 10 pt Font color Auto Complex Script Font Times New Roman 10 pt Page vi 2 Formatted Sharon Hauser Ainspan 11 25 00 06 06 2007 Font Not Bold Complex Script Font Bold Page vi 3 Formatted Sharon Hauser Ainspan 11 25 00 06 06 2007 Font Default Arial Complex Script Font Arial Page vi 4 Formatted Sharon Hauser Ainspan 11 28 00 06 06 2007 Font Default Verdana 11 pt Underline Font color Auto Complex Script Font Times New Roman 11 pt Bold French France Page viii 5 Deleted Tsach 18 25 00 04 06 2007 Operating Environment Temperature Storage temperature 40 C to
39. tted Font color Auto Formatted Font color Auto Formatted Font color Auto Formatted Font color d Auto Formatted Font color Auto Formatted Font color Auto Formatted Font color Auto Formatted Font color Auto Formatted Font color Auto Formatted Font color Auto Formatted Font color Auto Formatted Font color Auto Auto Formatted Font color Auto Deleted Deleted Y Introduction Overview of ASIS Shelf Products 1 Introduction This chapter includes a summary of the Asis shelf product line and a brief overview of tt Effective 2 Slot ATCA DC Shelf For acronyms used in this document see Section 5 3 1 1 Overview of ASIS Shelf Products As for ATCA Shelf ASIS offers two product families W Effective for cost sensitive yet demanding applications Perform for top of the line solutions for environments in which high levels of performance availability and reliability are mandatory 1 2 Effective ATCA DC Shelf The Effective 2 Slot ATCA DC Shelf offers the reliability and availability of the Telco grade standards in a package where maximum possible performance backplane interconnect bandwidth power levels and thermal capabilities is provided in the shelf Every aspect of the Effective 2 slot Series ATCA has been developed to surpass the Current solutions found in the market The Effective 2 slot ATCA has been developed based on the accumulated knowledge and
40. when handling the product ESD Safety Practices Many components described in this document can be damaged by electrostatic dischar ESD Follow the precautions described here and before specific procedures in the document to protect static sensitive components from ESD related damage Static electricity can harm system boards Perform service at an ESD workstation an follow proper ESD procedure to reduce the risk of damage to components ASIS stro encourages you to follow proper ESD procedure which can include wrist straps and smocks when servicing equipment Effective Two Slot DC vii Revision 1 0 0 Safety Instructions Take the following steps to prevent damage from electrostatic discharge ESD m When unpacking a static sensitive component from its shipping carton do not remove the component s antistatic packing material until you are ready to install the component in the system Just before unwrapping the antistatic packaging be sure you are at an ESD workstation or grounded This will discharge any static electricity that may have built up in your body m When transporting a sensitive component first place it in an antistatic container or packaging m Handle all sensitive components at an ESD workstation If possible use antistatic floor pads and workbench pads m Handle components and boards with care Don t touch the components or contacts on a board Hold a board by its edges or by its metal mounting bracket m Do
41. xveuubu e dave vasi cos Db eE ERU d RV CENE 40 5 1 CER TIFICATION no ee CDI P SI M DL A DM dd 40 5 2 BR e e BEE 40 5 3 ACRONYMS USED IN THIS ANE eege EE REREREN ERE MAN RARE MAR NE EN UN ME MI MEE EIE 43 Effective Two Slot DC iii Revision 1 0 0 Table of Figures Table of Figures FIGURE LA SHELF BLOCK DIAGRAM sisti vks sees Ub Exe EEUU PR S E EE I PEDE OF EYE 1 FIGURE 2 SHELE FRONT EE 1 FIGURE 9 OHELF REAR VIEWS aa 1 FIGURE 4 SHELF CHASSIS WITH CABLE HOLDERS scctiecnecestausonciie E a E ENEAN 1 FIGURE 5 SHELF COMPONENT POSITIONING EE 1 FIGURE 6 SYNCHRONIZATION CLOCK AND UPDATE CHANNEL PIN ASSIGNMENTS scccesseeeeeeeeeeeeees 1 FIGURE 7 BACKPLANE LAYOUT tase den Goo hee EE 1 FIGURES SLOT ALLOCATIONS as EE 1 FIGURE 9 SHELF ADDRESSING 2553535 23 0 52531 M TR Ind Roep Ed ERE DERE RED aaa 1 FIGURE LOS ATCA COOW DG E EE 1 FIGURE T3 DISTRIBUTION OF e ER 2 FTG E MIC e MER 2 FIGURE LS AIR FILTER TRAY seb A ve A A A E ELE LM LE 2 FIGURE 14 BLANK BOARD PANEL AND BLANK RTM PANEL cccceeeeeceee eens eeeeeeeeeeeeaneeeeeeseaaes 2 FIGURE 15 SHELF ID BOARD WITH TWO E2PROMS REAR COVER REMOVED ssusssssssessrrsrrrsrrrsras 2 FIGURE 16 FAN AND AIR FILTER TRAYS e A A A E A 2 FIGURE 17 e eelere el 2 FIGURE LO s FRONT ESD SOCKET E 2 FIGURE 19 SHELF AIR FILTER EREM eet S EIGURE 20 EXIRACTING A FAN TRAVES E FIGURE 2 ER e E E Effective Two Slot DC iv Revision 1 0 0 O ASIS Ltd 2007 Legal Notice and W
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