13U AdvancedTCA Chassis User Manual
Contents
1. Elma Electronic 29 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Elma Electronic 30 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Elma Electronic 31 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual IK KAAAAAAY XR A XX 9 XX 2 eee ig YN M 130 AdvancedTCA Chassis 32 of 38 Rev A Ver 0 Elma Electronic DCA052741 User Manual TUA Elma Electronic 33 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual e Ke EA Ch OR 0545 Kole 1 2 modo Elma Electronic 34 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Elma Electronic 35 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Elma Electronic 36 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Elma Electronic 37 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Elma Electronic 38 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual2. 27 28 229 230 91 92 CL_B 6 7 8 9 80 83 84 85 87 88 90 93 94 95 96 97 9 99 ach 5 3 i 4 i zl j zl tl ml QI cel al al SI cal a col al cal al 221 QI a al cal al ale D Z S S 5 Qs s a S tol gt 48B2 RTN Sense 121 122 lt 6 8A2 RTN Sense 1 lt A 32 233 1 Out 34 236 237 N N N N SN N o oo Z 5 Z Z asas w Gnd 239 240 SDA_A10 Radial IPMB SCL_A14 7 SCL_B 10 Radial IPMB SDA_A5 Radial IPMB SCL A9 5 SCL BS SDA A PMB A Signal SCL 4 Radial IPMB HWAI Hardware Address dial IPMB dial IPMB Radial IPMB SDA B9 Radial IPMB X dial IPMB SDA B4 dial IPMB dial IPMB Primary USB NIC Table 5_8 Backplane Interface Connector 25 of 38 Rev A Ver 0 Elma Electronic DCA052741 13U AdvancedTCA Chassis User Manual 6 0 Revision History Description of Change Document ID Date Document Preliminary Revision A Version 0 05 18 07 Table 6 1 Revision History Elma Electronic 26 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Appendix A Chassis Figures Elma Electronic 27 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Elma Electronic 28 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual
3. Is O Tepbam l TT TOY Test Dats On 2 4 6 8 10 12 13 14 Table 5_2 CN3 JTAG Connector 5 14 2 CN8 AUX ARM Injector Pim Siga Description 0 4 GD e 6 GD Grud Ground E GND SELJTG DEV 1 RD Receive Data Elma Electronic 22 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 5 No Connection Table 5_3 CN8 AUX Connector 5 14 3 CN14 Serial and Telco Alarm Connector 1 2 3 s 7 12 E 10 MINNC Minor Alarm Normally Cloased D Minor Alarm Common Major Alarm Normally Open AMANC Major Alarm Normally Closed AMACOM Major Alarm Common A NC DSR RI lt NC No Connection Dan Set Ready RI Ring Indicator Table 5 4 CN14 Serial and Telco Alarm Connector N gt 14 15 17 21 22 23 24 25 5 14 4 CN9 10 100 Ethernet Connector Table 5_5 CN9 10 100 Ethernet Connector 5 14 7 CN2 Battery Backup 3 3 V Battery Table 5_6 CN2 Battery 5 14 8 and JP2 Shelf Manager Ethernet Jumpers 3 5 4 6 3 5 4 6 Ethernet 0 is routed to Backplane Table 5_7 JP1 and JP2 Ethernet Jumpers Elma Electronic DCA052741 1 3 2 4 Ethernet 0 is routed to Front Panel 23 of 38 13U AdvancedTCA Chassis Rev A Ver 0 User Manual 5 14 9 Backp
4. Reset The carrier board provides a reset button on the front panel Activation of the button results in a full board reset which is equivalent of power cycling the board Hardware monitoring and control The Shelf Manager can monitor input voltage Temperature Sensors Fan Tray Present Signals Fan Tachometer inputs and PWM Outputs Hot Swap Interface The Shelf Manager has a hot swap interface This interface has three components the Extraction Handle The Present Signal This signal indicates that the Shelf Manager is fully seated in the backplane and the Hot Swap LED Hardware Address The hardware address for the Shelf Manager is configured by the backplane The Shelf Manager provides a pull up resistor for the address line and the backplane will configure the hardware address when the Shelf Manager is plugged in to the backplane HA 1 HA 2 O ur np o j Error 1 o Management Slot TT Second Management Slot 1 Au Wl SEO o 9 Table5 1 Hardware Address If the hardware address is not configured the Shelf Manager will not become active Redundancy Control The active Shelf Manager manages the IPMB and the IPM Controllers The active Shelf Manger interacts with the backup System Manager over RMCP and other shelf external interfaces The active Shelf Manager maintains an open TCP IP connection eth1 with the backup Shelf Manager It communicates all changes in the state of
5. 15 16 p ShMC ShMC 1 3 14 1 5 1 6 1 7 18 1 1 1 1 1 1 1 PERREEEE Ch 2 9 10 11 12 13 3 4 Ch 5 6 1 1 1 1 1 EN ET R UE EE RO Ch 8 Base 1 Ch 9 Ch 10 Ch 11 Ch 12 13 1 14 1 Ch 15 Base Ch 16 3 4 5 6 7 8 9 1 1 1 1 2 2 2 2 2 2 2 10 2 11 2 2 2 3 2 4 2 5 2 16 2 Table 3_2 Base Interface Elma Electronic 12 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 34 Fabric Interface Logical slots 1 and 2 are the hub slots for the Dual Star Base Interface Ch 15 Ch 14 Ch 13 Fabric 13 1 1 Ch 11 Table 3 3 Fabric Interface 3 5 Update Channel Interface LR NU AN EUN HA LE LELE LELE Slot MyeSRHHHST Slot Table 3_4 Update Channel Interface Update Channel 36 Interface The IPMB interfaces are bused to each slot and to both Shelf Manager slots Elma Electronic 13 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 3 7 Shelf Manager Slots There are two Shelf Manager slots located on the left side of the card cage These Shelf Manager slots are configured for use with two Shelf Managers in redundant operation 3 8 Serial EEPROMs The AdvancedTCA Backplane has two Serial EEPROMs The Serial EEP
6. 3 9 12IPMB 2 Connector 16 3 9 17EEPROM 2 0 I2C 1 Jumper Configuration 17 4 0 Power Distribution 18 4 1 Introduction _____ 05 18 42 Power Distribution 18 5 0 Shelf Manager 19 5 1 Introduction 0 0 0 2 LLL 19 5 2 ShelfManagerLayout _____ __ 20 5 2 1 Front Panel Layout 20 5 2 2Top View 20 53 Ethernet Channels 1 1 1 2 20 54 Shelf Manager Serial Interface ________ 20 5 5 Thermal System Management Controller 2 21 56 TemperatureMonitor 4 00 22 21 57 Front Panel 21 5 8 Hardware monitoring and control sii 21 5 9 Hot Swap Interface 0 0 ll 21 5 10 Hardware Address _____ _ rS Ek kk _ 21 511 Redundancy Control _____ _ _ 21 5 125 Telco Alarm 22 513 Serial EEPROM 4444444 22 5 14 Shelf Manager Connectors 22 5 14 1CN3 JTAG ARM Injectors 22 5 14 2CN8 AUX ARM Injector 22 5 14 3CN14 Serial and Telco Alarm Connector 23 5 14 4CN9 10 100 Ethernet Connector 23 5 14 7CN2 Battery Backup 23 5 14 8JP1 and JP2 Shelf Manager Ethernet Jumpers 23 5 14 9Backplane Interface Connector 24 6 0 Revision History 26 Appendix A Chassis Figures 27 List of Figures Figure 2 1 Chassis Front Mechanical View 7 Figure 2_2 Chassis Side Mechanical View 8 Figure 2 3 Chassis Rear Mechanical View 9 Figure 2_4 Fan Tray View 10 Figure 3 1 Backplane Mechanical Drawing 11 Figure 5 1 Shelf Manager Locations 19 Figure 5_2 Shelf Manager Front Panel 20 Elma Electronic 3 of 3
7. 48A1 Sense PWM2 Out Fan PWM Signal 1772179 48V A RTN Logic Ground PRES Present Signal R PEM Present Signal HLYRL Healthy Signal R PEM Present Signal Switchover Signal L PEM Present Signal PRES L Present Signal PEM Present Signal SWRRL Switchover Signal R LL BEM Present Signal SDA BD IP IP IP yS IP PEM Present Signal HLYLL TUSDA COSCE Logic Ground Filter 0 Air Filter Present Signal 7C2 SDA Off Board FC Bus SDA TIS SDA B7 Radial IPMB Radial IPMB arn ian Po gl fazi fazi gl gl 2 K ZI zz z Q BY Go bo e gt MB MB MB ignal L MB 71 72 2 75 s TT 5 me 1514 16 20 21 32 3137 3537 ro aa 4647 305i 3155 CA F6162 re 65 66 re 71 72 75 Elma Electronic 24 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual R R R R adial IPMB adial IPMB adial IPMB esignation CL B7 CL 12 DA AI2 CL 14 DA 14 197 198 199 7 7 7 7 76 78 __ 79 30 Radial IPMB 0 201 0 81 82 CL AIO DA 10 CL B9 DA A9 CL A5 DA B5 CL B4 A 4 adial IPMB 0 RadialPMB 204 Radial PMB fo 0 0 0 2 3 5 6 7 8 9 6 Logic Ground Fan PWM Signal Logic Ground 0 0 210 211 212 213 214 215 216 217 218 219 220 221 22 24 25 2
8. 8 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Figure 5 3 Shelf Manager Top View 20 List of Tables Table 3 1 Logical to Physical Slot Mapping 11 Table 3_2 Base Interface 12 Table 3_3 Fabric Interface 13 Table 3_ 4 Update Channel Interface 13 Table 3_5 PI PEM Connector 14 Table3 6 P2 Connector 14 Table 3_7 PEM Connector 15 Table 3_8 P4 PEM Connector 15 Table 3_9 P5 Fan Tray Signals Connector 15 Table 3 10 ShMC 1 16 Table 3 11 ShMC 2 16 Table 3 12 Ring Connectors 16 Table 3 13 MT 1 Connector 16 Table 3 14 2 Connector 16 Table 3 15 1 Connectors 16 Table 3 16 IPMB 2 Connector 17 Table 3 17 PC Serial EEPROM Jumper Configuration 17 Table 4 Power Distribution Table 18 Table 5 Hardware Address 21 Table 5_2 CN3 JTAG Connector 22 Table 5 3 CN8 AUX Connector 23 Table 5 4 CN14 Serial and Telco Alarm Connector 23 Table 5_5 CN9 10 100 Ethernet Connector 23 Table 5_6 CN2 Battery 23 Table 5 7 and JP2 Ethernet Jumpers 23 Table 5 8 Backplane Interface Connector 25 Table 6 1 Revision History 26 Elma Electronic 4 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 1 0 1 1 1 2 1 3 General Information Introduction This document will describe the Second Generation 14 Slot AdvancedTCA chassis This chassis consist of an Advanced TCA Backplane Redundant Shelf Mangers Power Entry Modules and Fan Trays References PICMG 3 0 Revision 2 0 AdvancedTCA Ba
9. E mg N e ex oy Re Figure 5_1 Shelf Manager Locations Elma Electronic 19 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 5 2 Shelf Manager Layout 5 2 1 Front Panel Layout Figure 5_2 Shelf Manager Front Panel 5 2 2 Top View Figure 5_3 Shelf Manager Top View 5 3 Ethernet Channels The carrier board provides two Ethernet 10 100 interfaces The first interface can be routed to either the front panel or to the backplane through jumpers on the carrier card The second interface is intended for redundancy state updates between the two Shelf Managers These Ethernet signals are also routed to Logical Slots 1 and 2 5 4 Shelf Manager Serial Interface The Carrier Board provides a RS 232 interface using a front panel mini DB 25M DTE Connector For ShMM 500 configure serial port for 115200 BPS 8 1 Elma Electronic 20 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 5 5 5 6 5 7 5 8 5 9 5 10 5 11 Thermal and System Management Controller The ADM1026 is used to control and monitor the Fan trays This device has Voltage Monitoring Tachometer inputs PWM outputs and Fan Tray Present signals This device will control the speed of the fans Temperature Monitor The Shelf Manager has the ability to monitor temperature sensors The LM75 temperature sensors are generally used for temperature monitoring Front Panel
10. ED to detect a fan failure Elma Electronic 9 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Figure 2 4 Fan Tray View 2 4 Speed Control Signal Combined with the shelf manager the chassis can control and monitor the speed of the fans 2 5 Tray Present Signals Each Fan Tray has a signal that will alert the Shelf Manager A low signal will alert that the Fan Tray is present A high signal will alert that the Fan Tray has been removed Elma Electronic 10 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 3 0 Backplane Specifications 3 1 Mechanical Drawing 5510 6510 59 Beje 5519 eao 5579 5510 Beje BO E p BN Figure 3_1 Backplane Mechanical Drawing 3 2 Logical to Physical Slot Mapping The physical slots are numbered from left to right The logical slots are numbered through 14 See the table below for the physical to logical slot mapping 1 2 s 4 5 7 86 9 1 12 13 14 7 9 7 5 33 r 2 4 hex ss pa oo LA La hex Table 3 1 Logical to Physical Slot Mapping Elma Electronic 11 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 33 Base Interface Logical slots 1 and 2 are the hub slots for the Dual Star Base Interface Logical 1 2 2 5 10 11 12 13 14
11. ELMA Your Solution Partner 13U AdvancedTCA Chassis User Manual TABLE of CONTENTS DESCRIPTION TABLE of CONTENTS PAGE List of Figures List of Tables 1 0 General Information 1 1 Introduction 1 2 References 13 Company Overview 1 4 Features of the 14 Slot Advanced TCA chassis 2 0 System Specifications 2 1 Mechanical Dimensions 2 1 1 Front View 2 1 2Side View with side panel removed 2 1 3 Rear View 2 2 Cooling Capacity 2 5 Removable Fan Trays 24 Fan Speed Control Signal _ 25 Fan Tray Present Signals 3 0 Backplane Specifications AQ CA GQ an A U N 31 Mechanical Drawing Ut t Luu i z t k k 11 3 2 Logical to Physical Slot Mapping _____ j j 11 3 3 Base Interface 12 3 4 Fabric Interface _________ l 13 35 UpdateChannelInterface 13 36 IPMBInterface 213 37 Shelf Manager Slots 494440904442 14 3 8 Serial EEPROMs ______ S 14 3 9 AdvancedTCA Backplane Connectors 05005020022 14 3 9 1P1 PEM Connector 14 3 9 2 P2 PEM Connector 14 3 9 3 P3 PEM Connector 14 3 9 4 4 PEM Connector 15 3 9 5 P5 Fan Tray Signals 15 3 9 6SHMC 1 15 3 9 7 SHMC 2 16 3 9 8RING_1 and RING_2 Connectors 16 3 9 9MT_1 Connector 16 3 9 10 2 Connector 16 Elma Electronic 2 of 38 DCA052741 Rev A Ver 0 13U AdvancedTCA Chassis User Manual 3 9 1 Connector 16
12. ROMs are used to keep the Shelf Fru Information for the Shelf Manager Both 5 are set to the same hex address 4 These EEPROMs are accessed on two different I C buses 30 AdvancedTCA Backplane Connectors 3 9 1 PEM Connector 6 2 2 25 9 C Table 3_5P1 PEM Connector 3 9 2 P2 PEM Connector DC 38CL Table 3_6 P2 PEM Connector 3 9 3 Elma Electronic 14 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual DC2ZSDA 8 i0 10 Table3 7P3 PEM Connector 3 9 4 P4 PEM Connector pes C Table 3_8 PEM Connector 3 9 5 PS Fan Tray Signals GD Table3 9 5 Fan Tray Signals 3 9 6 SHMC 1 Elma Electronic DCA052741 15 of 38 13U AdvancedTCA Chassis Rev A Ver 0 User Manual 4 5 Unused pair 5 R Table 3_10 ShMC 1 3 9 7 SHMC 2 RX RX 7 8 Unused par Table3 11 5 2 T 3 9 8 RING and RING 2 Connectors Table3 12 RING Connectors 3 9 9 MT Connector Pin Signal MIT TIP MTI TP MTI RING 4 Table 3_ 13 MT 1 Connector 3 9 10 MT 2 Connector Pi Table3 14 MT 2 Connector 3 9 11 ICMB 1 Connector SCL A Table 3 15 IPMB 1 Connector 3 9 12 ICMB_2 Connect
13. lane Interface Connector Pin Designation Gnd FTFOU FTFOU FTFOU urpose Pim Designation ogic Ground 13 FIP Fan Tray Present S gnal an Tray Fail Signal 124 FPO Fan Tray Present Signal an Tray Fail Signal an Tray Fail Signal FTFOUT FTFOUT l CTSDA N o n o N ri FTFOU BIG dial IPMB CL 816 Al ja 11 12 13 14 lan 16 CL_B11 SCL AII Radial PMB fio 5 Radial IPMB Radial IPMB Radial IPMB Radial IPMB Radial IPMB Radial IPMB p 141 12 8 A6 CL B6 RaliaIPMB 5016 RadallPMB DA ATI EX lt ANDI NI Q NJAN NID DN Q Q nin SERERE g o c s w wis si SN A BY galz 29 zl k l a gel sel sel E EI E e EIL pA 15 Radial IPMB SCL Radial IPMB 15 SDA_AI5 Ra di CL B2 FRaHaIPMB io SCLAI RadialIPMB Radial IPMB_____________ CL BIS 71 adial IPMB adial IPMB SDA_BI adial IPMB SDA_B2 Radial IPMB dial IPMB dial IPMB al R al R I5I 152 Logic Ground R al R ORN Fan Tachometer Signal Fan Tachometer Signal 2 A d d C 166 167 48 1 Sense 48 1 Sense 48B2 Sense 48B2 Sense SBT RIN Sense 48 1 RTN Sens 169 171 ABA Sense ABA Sense ABAT Sense SAT Sense 173 775 48 1 RTN Sense
14. managed objects to the backup Shelf Manager The backup Shelf Manager may become active as the result of a switchover There are two types of switchover cooperative and forced The cooperative switchover the active and backup Shelf Managers negotiate the transfer of Elma Electronic 21 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual responsibilities from active to backup The forced switchover happens when the backup Shelf Manager determines that the active Shelf Manager is no longer alive or healthy The backup Shelf Manger recognizes the departure of the active Shelf Manager by one of the following TCP connection gets closed or the remote healthy or remote presence becomes inactive A watchdog timer is used to protect against being unresponsive If the watchdog triggers the Shelf Manager will reset and the backup will activate For the System Manager using RMCP the switchover is transparent 5 12 Telco Alarm The Shelf Manager provides Telco Alarm Functionality with the following aspects e Mini DB25 Telco Alarm Interface e Telco Alarm LED s e Telco Alarm Cutoff Push Button 5 13 Serial EEPROM The Shelf Manager can load and store the Shelf FRU Information on the external Serial EEPROM These serial EEPROMs have the same PC Address but are on different busses 5 14 Shelf Manager Connectors 5 14 1 CN3 JTAG ARM Injectors Tm simi 3 TT TT TIST Power Reset
15. or Elma Electronic 16 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual Table 3 16 2 Connector 3 9 17 EEPROM 0 1 CFG Jumper Configuration Table 3 17 Serial EEPROM Jumper Configuration Elma Electronic 17 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 40 Power Distribution 4 1 Introduction Four Power Entry Modules are used to provide power to the backplane These modules are designated as Al A2 B1 and B2 The table below shows the logical and physical slots where the Power Entry Module is assigned These four Power Entry Modules are intended to provide noise reduction in Telecommunications DC Power The Filter is non polarized Markings indicate the polarity to be connected to the AdvancedTCA Backplane 4 2 Power Distribution diagram Physical 10 11 12 13 14 Slot Logical 13 11 Slot Power 2 2 2 2 2 Al A2 Al 2 Source B2 B2 BI B2 2 B2 BI B2 1 B2 Table 4_1 Power Distribution Table Elma Electronic 18 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 5 0 Shelf Manager 5 1 Introduction The Shelf Manager is an 18 4mm wide 2 5U high and 280mm deep card that incorporates the Pigeon Point IPM Sentry The Shelf Managers are located on the left side in the card cage area lt 9 lt ME
16. se Specification ELMA Electronic Shelf Manager Application Notes ELMA Bustronic 14 Slot Dual Star AdvancedTCA Backplane ELMA Electronic Shelf Manager Technical Specifications e Pigeon Point Systems IPM Sentry Shelf External Reference Company Overview Elma Electronic Inc is an industry innovator in the design and manufacture of electronic enclosures and passive electronic components Elma USA has achieved a leading position in the CPCI VME VME64x VXI VXS PXI AdvancedTCA Switched Fabrics PCI and Rugged COTS packaging markets Elma s component products consist of switches knobs and LED arrays Headquartered in Switzerland with offices in 22 countries Elma has the ability to respond rapidly with superior solutions to the requirements of its customers Elma has a broad base of customers throughout the United States in diverse industries such as telecommunications industrial control medical electronics military and defense Elma Electronic Inc strives to provide products superior in quality reliability performance and consistently presents new innovative designs to the market Elma s product line encompasses well over 16 000 parts including enclosures cabinets high quality switches LED arrays knobs and much more Elma also offers design integration services backed by responsive and knowledgeable technical support Elma s leading quality level is reached through training of all employees and following of sy
17. stematic procedures per ISO 9001 standards to which Elma has been certified Elma Electronic 5 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 1 4 Features of the 14 Slot AdvancedTCA chassis Elma Electronic DCA052741 Dimensions 13 U X 15 75 X 17 Rack Mounting Brackets Universal Handles 14 slot Dual Star AdvancedTCA Backplane 2 dedicated Shelf Managers Cooling for 240 Watts per Front Board 3 removable fan trays 2 Serial EEPROMs for Shelf FRU Information 6 fans 330 CEM each 4 Filtered Power Entry Modules Front and Rear Cable Bracket 6 of 38 13U AdvancedTCA Chassis Rev A Ver 0 User Manual 2 0 System Specifications 2 1 Mechanical Dimensions 2 1 1 Front View Figure 2 1 Chassis Front Mechanical View Elma Electronic 7 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 2 1 2 Side View with side panel removed Figure 2_2 Chassis Side Mechanical View Elma Electronic 8 of 38 13U AdvancedTCA Chassis DCA052741 Rev A Ver 0 User Manual 2 1 3 Rear View SEIEN ME E Figure 2_3 Chassis Rear Mechanical View 2 2 Cooling Capacity This chassis has to capability to cool 240 Watts per slot This is accomplished by using 6 330 CFM fans in 3 removable Fan Trays 2 3 Removable Fan Trays This chassis has 3 removable fan trays Three Fan trays are located below the card cage These fan trays have an L
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