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14 slot ATCA Shelf

1. Example Branch 3 Branch 3 supplies power to slot 8 10 12 14 Fan Tray 1 and ShMC 2 With the maximum current 25 A and the minimum supply voltage 40 5 V each power branch delivers 1012 5 W The power consumption of the www a tca com www schroff biz 42 R1 1 November 2011 14 Slot AdvancedTCA Shelf Power Entry Module PEM 11596 150 151 152 153 Fan Tray is 160 W the Shelf Manager is 20 W 10 10 so the remaining power for 3 slots is 832 5 W i e 208 W per slot on average Because the Shelf Manager reserves 10 W for the for the IPMC on each FRU the actual remaining slot power is 198 W If the Shelf is operated in an environment that allows a higher minimum voltage the user can alter the settings for the minimum expected operating voltage in the FRU file to gain a higher branch power The power capability per slot is set to 200 W in the Shelf s FRU file by default If you want to use a board with more then 200 W you must must modify the slot s power capability i If the joint power capability of all ATCA boards assigned to a branch is greater than the calculated branch power the Shelf Manager will not power on all boards The last plugged in or the last in the power up sequence Table 23 Branch Power Capability Input SE J Max Power Power FT Slot Power Slot Power RE S i eine Voltage Branch Branch and ShMC Slot 1 3 5 7 Slot 2 4 6 8 10 12 14 9 11 13 40 5 V 25A 1012 5 W 180 W 203 W 320 W 198 W 274 W 44 V 25A 110
2. Shelf Alarm Panel and Shelf Alarm Display 6 7 SAP and SAD Connectors 6 7 1 SAP Telco Alarm Connector DB15 male Figure 20 Telco Alarm Connector DB15 male 15 9 0060000090 006000000 8 1 12705896 Table 10 Telco Alarm Connector Pin Assignment Pin 1 10 11 12 13 14 15 Shield Name AMIR AMIR AMAR AMAR ACNO ACNC ACCOM AMINO AMINC AMINCOM AMANO AMANC AMACOM APRCO APRCOM Shelf GND www a tca com www schroff biz Description MinorReset MinorReset MajorReset MajorReset CriticalAlarm NO CriticalAlarm NC CriticalAlarm COM MinorAlarm NO MinorAlarm NC MinorAlarm COM MajorAlarm NO MajorAlarm NC MajorAlarm COM PwrAlarm NO PwrAlarm COM Shelf Ground 25 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Shelf Alarm Panel and Shelf Alarm Display 6 7 2 Shelf Alarm Display Horizontal Board Connector Figure 21 Shelf Alarm Display Horizontal Board Connector fae hl Pin 1 Vi i j ol T N iT y I i N j j fi ji j I i i i J ji i l j rie BER EHEN P Shelf Alarm Display T EE We erre e gt TE I Chig j E FIr E Fy r miei 1 Pin 28 12705815 Table 11 Shelf Alarm Display Horizontal Board Connector Pin Assignment Pin Signal Name Description 1 GND Ground 2 GND Ground 3 GND Ground 4 RXDO_ACB1 Receive Data to Shelf Manager 1 5 RX
3. 11 191 Basic CLI Commands varices 61 11 14 Firmware Update nen ll o euere 62 11 15 Shelf Manager Front Panel and Backplane connectors ooccooccccccccccconcconcnnooo 63 12 Technical Data 67 12 PALIN E 68 12 2 Shelf Mechanical Dmensons nennen nennen nennen nennen nennen 69 www a tca com www schroff biz Il R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 www a tca com www schroff biz IV R1 1 November 2011 14 Slot AdvancedTCA Shelf Safety 11596 150 151 152 153 1 Safety The intended audience of this User s Manual is system integrators and hardware software engineers 1 1 Safety Symbols used in this document Hazardous voltage This is the electrical hazard symbol It indicates that there are dangerous voltages inside the Shelf Caution This is the user caution symbol It indicates a condition where damage of the equipment or injury of the service personnel could occur To reduce the risk of damage or injury follow all steps or procedures as instructed Danger of electrostatic discharge The Shelf contains static sensitive devices To prevent static damage you must wear an ESD wrist strap 1 2 General Safety Precautions Warning A Voltages over 60 VDC can be present in this equipment As defined in the PICMG 3 0 Specification this equipment is intended to be accessed to be installed and maintained by qualified and trained service personnel only e Service personne
4. F101 30 A Fuse 48V_1 F102 30 A Fuse VRTN_2 F201 30 A Fuse VRTN_3 F301 30 A Fuse 48V_2 F202 MR Ww N gt A Al 14123456 Bi AR 6 7 8 9 B2 B3 B4 12705877 30 A Fuse 48V_3 F302 30 A Fuse VRTN_4 F401 30 A Fuse 48V_4 F402 PEM Backplane Connector Table 26 PEM Backplane connector power contacts A4 A3 A2 48V 1 VRTN 1 48V2 Table 27 PEM Backplane connector signal contacts Pin 1 2 D INT C HAO B SCL_CH4 A SDA_CH4 www a tca com www schroff biz A1 B1 B2 B3 B4 VRTN_2 48 V_3 VRTN_3 48 V 4 VRTN 4 3 4 5 6 PEM PRES HA1 GND DC PWR A I2C PWR B 46 R1 1 November 201 1 14 Slot AdvancedTCA Shelf Power Entry Module PEM 11596 150 151 152 153 9 9 Specification for the power connection cables Required wire size Diameter 6 mm resp AWG10 max length 2 5 to 3 0 m suitable for 30 A at 50 C ambient temperature Required terminals Use ring terminals for screw M4 or UNC 8 32 Max outside diameter is 9 3 mm www a tca com www schroff biz 47 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Distribution of the Master Only IC Bus 10 Distribution of the Master Only IC Bus The master only I C bus is used internally on the ShMM 500 for the RTC and SEEPROM devices The ACB V carrier board also has a number of onboard PC devices connected to the master only PC bus These devices read the slot s hardware address communicate with the System Managemen
5. coocccoccconcconcconncocnconoconoconoconocorocoronnnncnnnnnnnnnrnnnnnnnnnnannns 8 3 2 3 Synchronization Clock Interface Benno nnnennnenennenen 9 3 2 4 Update Channel Interface ann nennen 9 3 2 5 Power Interface 9 3 3 Dedicated Shelf Manager Slots ccooccococccccnncccnconnnconnnconnnnnnnonononnnncnnnnnnnnonons 9 3 3 1 Intelligent Platform Management Interface io 10 3 4 Non ATCA Connectors on beAfCABackolane nennen 11 3 4 1 Shelf Manager Backplane Connectors occcoccccocnccccccccnconcnccnnncncncnannnos 11 3 4 2 PEM Backplane Connechors 12 35 Chassis Data Modules CDM u een 13 3 9 1 IPMB A Connector Assembly Option 00220022000220 nennen 14 3 5 2 IPMB B Connector Assembly Option nenn 14 3 6 Shelf Manager Cross Connect 15 3 7 Logic Ground GND and Shelf Ground Shelf_GND 16 PU di INTE 17 TMO 17 42 Ar Filer Replacement E 17 4 3 Air Filter Presence Gensor 17 5 Shelf Ground Connection annnnnnnnnnnnnnnnnnnnnnnnnnnnnnnennnnnennnnnnnnnnnnnnnnennnnnennnunennn 18 5 1 Specification for the Shelf Ground connection Cable oocconcccnncncconnconionncnnnos 18 6 Shelf Alarm Panel and Shelf Alarm Display nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn 19 6 1 Shelf Alarm Panel GA 19 6 2 Shelf Alarm Display GA 20 6 2 1 User CS TI MAIO LEDS avs 20 www a tca com www schroff biz R1 1 November 2011 14 Slot AdvancedTCA Shel
6. 1 Filter Element 3 Filter Tray 2 Handles 4 Spring mounted ball lock 4 1 Introduction The ATCA Shelf provides a front replaceable air filter The filter meets the requirements of the Telcordia Technologies Generic Requirements GR 78 CORE specification 4 2 Air Filter Replacement The air filter tray can be removed by pulling the air filter s handle To re install push the air filter tray into the guide rails at each side of the shelf until the spring mounted ball lock engage i When installing the air filter the filter element must be in top position 4 3 Air Filter Presence Sensor The air filter presence is detected by a Hall effect sensor located on the Chassis Data Module CDM The Hall effect sensor is activated by a magnet mounted at the rear side of the air filter metal frame www a tca com www schroff biz 17 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Ground Connection 11596 150 151 152 153 5 Shelf Ground Connection Hazardous voltage Before powering up the Shelf make sure that the Shelf Ground terminals are connected to Protective Earth PE of the building The ATCA Shelf provides a Shelf ground terminal at the right rear bottom side The Shelf ground terminal provides two M6 studs to connect a double lug Shelf ground terminal cable Figure 13 Shelf ground terminal 12705892 1 Shelf Ground Terminal 2 PEMA D Please note that in a typical telecom environment the VA TN path of t
7. 5 Fan 5 12 Fan Tray 2 right www a tca com www schroff biz 31 R1 1 November 2011 14 Slot AdvancedTCA Shelf Fan Trays 11596 150 151 152 153 7 2 Fan Tray Block Diagram Figure 26 Fan Tray Block Diagram SCL SDA I C bus Channel 3 ee INT Alarm LED I2C PWR A OK LED Hot Swap LED 48 V Abus voltage 48 V_A fan tray voltage Hot Swap Push Button 48 V_B bus voltage 48 V_B fan tray voltage Backplane Connector gt O Cc O Cc a D ku 9 Cc amp Q x O Mm Cc O ke D O Q gt st N FAN_24V_RTN FAN_Speed DC Control Voltage FAN_TACH1 Tacho signal 1 FAN_TACH2 Tacho signal 2 FAN PRES Presence signal grounded on Fan Tray 12708846 www a tca com www schroff biz 32 R1 1 November 2011 14 Slot AdvancedTCA Shelf Fan Trays 11596 150 151 152 153 7 3 Fan Tray Signals The Fan Tray provides signals for e Supply Voltage monitoring e Switching off the fans e Status of the 24 V DC DC converter These signals are controlled by the PCA9555 I C device on the Fan Tray PCB The Shelf Manager has access to these signals via the Master Only C bus Table 15 Fan Tray Signals Signal description 48 V_A bus voltage Indicates the presence of the 48V_A VRTN_A at the Horizontal Board Connector 48 V_A fan tray voltage Indicates the presence of the 48V_A VRTN_A after the fan tray s mains fuse 48 V_B bus voltage Indicates the presence of the 48V
8. 8 Fan Control The Shelf Manager provides fan control functionality through the ADM1024 1026 system management controllers The fan speed is controlled by a 75 Hz PWM signal generated on the ADM1026 The PWM output from the ADM1026 is buffered and enabled by the ShMM 500 s ACTIVE signal so that only the active Shelf Manager controls the fan speed The PWM signal is opto isolated and routed to the backplane connector For voltage regulated Fans the Shelf Manager provides a converter that converts the PWM signal into a DC voltage of 0 V to 10 V referenced to the ground level of the Fan Tray electronics FAN 24V RITN which is also available on the backplane connector The tachometer signals from the Fan Trays are routed through the backplane connector opto isolated to the digital inputs of the ADM1026 Three digital inputs to the ADM1026 FANPO 2 GPIO9 GPIO11 are used to detect the presence of the Fan Trays The Fan Tray grounds the signal to indicate that it is installed www a tca com www schroff biz 57 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 11 9 Hot Swap Interface The Shelf Manager provides a Hot Swap interface allowing the Shelf Manager to be replaced without powering down the Shelf The Hot Swap interface is implemented using the on ShMM 500 CPLD device The interface is composed of three components e Hot Swap switch at injector ejector handle e Presence signal indicating
9. Alarm Panel and Shelf Alarm Display 11596 150 151 152 153 6 3 Shelf Alarm Panel SAP Block Diagram Figure 17 SAP Block Diagram Critical Alarm LED_CRIT Alarm EN I In SR x2 ze Power Alarm _ LED USER1 LED USER2 LED USER3 Major Clear RST PB Alarm Silence Push Button INT SCL SDA I C bus Channel 0 DC PWR A DC PWR P GND SAP_PRES 12705895 www a tca com www schroff biz 21 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 6 4 Shelf Alarm Display SAD Block Diagram Figure 18 Shelf Alarm Display Block Diagram LED_CRIT Alarm LED MAJ Alarm LED MIN Alarm LED USER3 LED USER2 LED USER1 RST PB Alarm Silence Push Button LED FT OK 1 Fan Tray Left OK LED FT FAIL 1 Fan Tray Left Alarm LED FT OK 2 Fan Tray Center OK LED FT FAIL 2 Fan Tray Center Alarm LED FT OK 3 Fan Tray Right OK LED FT FAIL 3 Fan Tray Right Alarm ShMgr L ESD Serial Console of Shelf Manager 1 protection ShMar R ESD Serial Console of Shelf Manager 2 protection ENE pe O O ab O D iq O M D f S O N O ae Shelf Alarm Panel and Shelf Alarm Display 12705832 www a tca com www schroff biz 22 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Alarm Panel and Shelf Alarm Display 11596 150 151 152 153 6 5 RS 232 Serial Console Interfaces on Shelf Alarm Display Figure 19 RS 232 Serial Console Interfa
10. Cage 13 Rear ESD Wrist Strap Terminal 14 Power Entry Module B PEM B 15 Fan Tray 1 www a tca com www schroff biz 6 16 17 18 19 Hardware Platform 12705887 Fan Tray 0 Rear Cable Tray Shelf Ground Terminal M6 studs Power Entry Module A PEM A R1 1 November 2011 14 Slot AdvancedTCA Shelf Hardware Platform 11596 150 151 152 153 2 2 ESD Wrist Strap Terminals Danger of electrostatic discharge Static electricity can harm delicate components inside the Shelf You must wear an ESD wrist strap before exchanging any part or electric component Two ESD Wrist Strap Terminals 4 mm banana jacks are located at the lower front and rear side of the Shelf Figure 3 ESD Wrist Strap Terminals E 12705903 Rear ESD Wrist Strap Terminal 1 Front ESD Wrist Strap Terminal 2 www a tca com www schroff biz 7 R1 1 November 2011 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 3 ATCA Backplane The 14 slot ATCA monolithic Backplane provides e 25 Gb s connectivity 4 lanes with 6 25 Gb s Full Mesh BP e 40 Gb s connectivity 4 lanes with 10 Gb s Dual Star BP e 12 ATCA Node slots e Two ATCA Hub slots e Two dedicated Shelf Manager slots e Two Power Entry Module PEM slots e Two slots for the Chassis Data Modules CDM 3 1 Logical to Physical Slot Mapping The physical slots are sequentially numbered from left to right The logical slots are mapped to the physical
11. Full Mesh or Dual Star Fabric Interface Dual Star Base Interface and bused or radial IPMB interface supporting twelve 8 U node board slots and two 8 U hub slots e 2 dedicated Shelf Manager slots accepting Schroff SHMM ACB V Shelf Managers e Enhanced cooling capability 255 W per slot t 55 C At 10 K with CP TA boards 380 W per slot t 40 C At 15 K with CP TA boards e 3 Hot Swap Fan Trays rear pluggable e Air inlet filter including air filter presence sensor e Front pluggable Shelf Alarm Panel SAP Provides Telco Alarm interface e Front pluggable Shelf Alarm Display SAD Provides Alarm Status LEDs Fan Tray Alarm LEDs and serial interfaces for the Shelf Managers e Rear pluggable dual redundant Power Entry Modules PEM Each PEM providing connection of 4x25 A power feeds www a tca com www schroff biz 4 R1 1 November 2011 14 Slot AdvancedTCA Shelf Hardware Platform 11596 150 151 152 153 2 1 Shelf Front and Rear View Figure 1 Shelf Front View 12707861 Shelf Alarm Display SAD ATCA 14 Slot Backplane 6 Shelf Alarm Panel SAP 7 Front Card Cage 8 Removable Mounting Bracket 9 1 Front Cable Tray Air Filter Tray Front ESD Wrist Strap Terminal Slot for Shelf Manger 1 0 Slot for Shelf Manager 2 MR O N gt www a tca com www schroff biz 5 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Figure 2 Shelf Rear View 11 Fan Tray 2 12 Rear Card
12. Poet be eee ALLE dh ZT HL CL ee rr dd Ka D t de m me La e 12705889 1 PEM B Backplane Connector 4 Chassis Data Module 1 CDM 1 2 PEM A Backplane Connector 5 IPMB A and IPMB B Connectors 3 Chassis Data Module 2 CDM 2 3 4 2 PEM Backplane Connectors For pin assignment see Chapter 9 8 PEM Connectors www a tca com www schroff biz 12 R1 1 November 201 1 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 3 5 Chassis Data Modules CDM The Chassis Data Module CDM is a carrier board for e The FRU SEEPROM 24LC256 e 3 temperature sensors LM75 e A Hall Effect sensor Air filter presence Figure 8 Chassis Data Modules CDM 12705915 1 CDM 1 3 Slot 2 CDM 2 4 Fixing screw Both CDMs are pluggable modules and located on the rear side of the ATCA Backplane The modules can be accessed after removing the respective Power Entry Module PEM Warning Before removing a PEM make sure that all Power Feeds of the other PEM are fully functional Remove a CDM After removing the fixing screw push the CDM in direction of the arrow to release the locking mechanism in the CDM slot www a tca com www schroff biz 13 R1 1 November 2011 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 Table 4 Chassis Data Module IPC addresses CDM Channel PC bus address CDM 1 SEEPROM Channel 1 Oxa4 52 CDM 2 SEEPROM Channel 2 Oxa4 52 CDM 1 LM75 left Ch
13. ShMM 500 These facilities include I C based hardware monitoring control and GPIO expander devices The ACB V provides the Fan Controller for up to 9 Fans and individual Ethernet connections to both Base Hubs ShMC cross connect according to PICMG Engineering Change Notice ECN 3 0 2 0 001 The Shelf Manager also provides an IPMB interface for the non intelligent FRUs in a Schroff Shelf The Shelf Manager communicate with the non intelligent FRUs over PBC busses and expose the sensors for these FRUs at IPMB address Ox20 To maximize availability the Schroff ATCA Shelves are designed to work with two redundant Schroff ShMM ACB V Shelf Managers www a tca com www schroff biz 50 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 Figure 36 Schroff Shelf Manager HN er er ern e es a r er a po 12708845 1 Extraction handle 5 Backplane Connector J2 2 ShMM 500 6 Backplane Connector J1 3 RTC Backup Capacitor 7 Fixing screw 4 ACB V Carrier Board www a tca com www schroff biz 51 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 11 2 Front Panel Components Figure 37 Shelf Manager Front Panel Components 12708844 2 ETHO Ethernet Service Connector 7 Shelf Manager Status LED red RJ45 Red Out of Service OOS 3 ETH O Link Activity LED yellow 8 Shelf Manager Status LED green On Link Solid Green in Service ac
14. Shelf dimensions front view LECCE LE Lotte eee eee ee ee re en E RSC SS 12705905 All dimensions are in millimeters mm www a tca com www schroff biz 69 R1 1 November 2011 14 Slot AdvancedTCA Shelf Technical Data 11596 150 151 152 153 Figure 46 Shelf dimensions side view 12705906 All dimensions are in millimeters mm www a tca com www schroff biz 70 R1 1 November 2011 Schroft SCHROFF GMBH www schroff biz www a tca com Langenalberstr 96 100 Tel 49 0 7082 794 0 Fax 49 0 7082 794 200 D 75334 Straubenhardt Pentair Technical Products
15. auxiliary 24 VDC generated on Fan Trays used also as reference ground for the fan control voltage Fan Tray present grounded on Fan Tray when present DC for Fan Speed Control 0 V to 10 V 10 mA Tachometer signals from Fan Trays logic ground Hardware address of Shelf Manager grounded Shelf Manager IPMI address is 0x10 open Shelf Manager IPMI address is 0x12 Hardware address of Shelf Manager grounded Shelf Manager IPMI address is 0x10 open Shelf Manager IPMI address is 0x12 Health input Shelf Manager proprietary signal cross connected on Backplane to HLY Output of other Shelf Manager Health output Shelf Manager proprietary signal cross connected on Back plane to HLY Input of other Shelf Manager Tells the Shelf Manager that it is plugged in Grounded on Backplane 3 6 V max 500 mA generated on Shelf Manager redundant path A for Shelf I C devices on Fan Trays PEMs and SAP 3 6 V max 500 mA generated on Shelf Manager redundant path B for Shelf I C devices on Fan Trays PEMs and SAP External Interrupt request Master Only 12C bus This ShMM is in active mode inverted signal of ShMM Serial Clock IPMB A Serial Clock IPMB B Serial Data IPMB A Serial Data IPMB B 65 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 NC PEM PRES A B PRES 1 PRES GND PWM_C PWM_E RI RTS RX RXDO RXD 1 S1 RX S1 TX S2 RX 82 TX SAP PRES SCL C
16. e controls the status of the LEDs at the Shelf Alarm Display e reads the status of the Telco Alarm push button RST e controls the Telco Alarm relays Table 14 SAP PCA9555 Device Function PCA9555 I O pins Function State 0 0 Power Alarm to telco relays output 1 relays powered 0 1 Minor Alarm to telco relays output 1 relays powered 0 2 Major Alarm to telco relays output 1 relays powered 0 3 Critical Alarm to telco relays output 1 relays powered 0 4 N C Pulled High 0 5 LED_MIN Minor alarm LED output 1 On 0 6 LED MAJ Major alarm LED output 1 On 0 7 LED_CRIT Critical alarm LED output 1 On 1 0 Alarm cutoff push button input 0 push button pushed 1 1 Minor Clear input 0 voltage applied to input pins 1 2 Major Clear input 0 voltage applied to input pins 1 3 N C Pulled High 1 4 N C Pulled High 1 5 LED USER3 output 1 On 1 6 LED USER2 output 1 On 1 7 LED USER1 output 1 On www a tca com www schroff biz 28 R1 1 November 201 1 14 Slot AdvancedTCA Shelf Shelf Alarm Panel and Shelf Alarm Display 11596 150 151 152 153 6 12 SAP Console Cable for the Shelf Manager Serial Interface Figure 23 RJ45 to DB9 Serial Console Cable CTS DSR DB9 female RX Ground 00000 Ground 90 0006 TX DTR RTS RJ45 male 1 8 2 6 3 2 4 5 5 5 6 3 7 4 8 7 12705845 The connectors are shown with the cables pointing away D The serial console default configuration is e 115200 baud e no parity e 8 data bit
17. slots according to Table 2 Table 2 14 Slot ATCA Backplane physical to logical slot mapping _ ha res hon os ota es oca ve Naco ve Slot Slot Canada OOOO Logical slot Logical slot Hex IPMB Address 9A 92 8E 8A 82 84 88 8C 94 9C Hex Update oe ii oe ee ee 3 2 Interfaces 3 2 1 Base Interface Logical slots 1 and 2 are the hub slots for the Dual Star Base Interface Base Interface Channel 1 ShMC of logical slot 1 and 2 is cross connected to both dedicated Shelf Manager slots on the ATCA Backplane 3 2 2 Fabric Interface The Fabric Interface in the ATCA Backplane is wired as e Full Mesh supporting 4 ports per Channel interconnecting each ATCA slot Product Number 11596 152 153 e Dual Star supporting four ports per channel Product Number 11596 150 151 www a tca com www schroff biz 8 R1 1 November 2011 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 See PICMG 3 0 AdvancedTCA Base Specification for details 3 2 3 Synchronization Clock Interface 6 differential pairs of synchronization clocks are bused between all 14 ATCA slots and terminated at both ends with 80 5 Ohms between each differential pair 3 2 4 Update Channel Interface The Update Channels are wired between two redundant ATCA Backplane slots as 10 differential pairs with 100 Ohms impedance See Table 2 in this Chapter The Update Channel is intended to pass information between two redundant A
18. that the Shelf Manager is fully seated in its backplane connector e Hot Swap LED 11 9 1 Hot Swap Switch The injector ejector micro switch provides an input HS_LATCH to the ShMM 500 CPLD which is responsible for taking appropriate hardware actions as well as signaling the condition to the software Micro Switch HS_LATCH Signal HSL Bit in the CPLD Condition Open High 0 Handle opened Closed Low 1 Handle closed 11 9 2 Board Presence Each Shelf Manager grounds the PRES_1 input signal of the other Shelf Manager when installed into the ATCA Backplane This signal is responsible for taking appropriate hardware action as well as signaling the condition to the software 11 9 3 Hot Swap LED The Shelf Manager provides a a blue Hot Swap LED The LED indicates when it is safe to remove the Shelf Manager from a powered Shelf Table 31 Hot Swap LED LED State Condition Off The Shelf Manager is not ready to be removed disconnected from the Shelf Solid Blue The Shelf Manager is ready to be removed disconnected from the Shelf Long blink The Shelf Manager is activating itself Short blink Deactivation has been requested www a tca com www schroff biz 58 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 11 10 Input Voltage and Fuse Monitoring To detect a missing supply voltage as well as a blown fuse the Shelf Manager provides voltage monitoring and control functions The 48 VDC input voltage befor
19. 0 W 180 W 235 W 350 W 230 W 303 W 48 V 25A 1200 W 180 W 260 W 383 W 255 W 363 W 54 V 25A 1350 W 180 W 297 W 433 W 292 W 386 W 57 V 25A 1425 W 180 W 316 W 458 W 311 W 411 W Note You can modify the power capability of a FRU with the following CLI command clia shelf PwrCapability hw addr FRU ID Power For more information refer to the Pigeon Point Shelf Manager External Interface Reference Manual www pigeonpoint com www a tca com www schroff biz 43 R1 1 November 2011 14 Slot AdvancedTCA Shelf Power Entry Module PEM 11596 150 151 152 153 9 5 PEM Block Diagram Figure 33 PEM Block Diagram Feed Through Capacitors 4 Opto Isolators Fuses 4 Opto Isolators Filter Bot loot Ht el A r ARAS I EE ae O eb E O O 0 O Q X O D Mm lt lt rei H S Push Button PCA9555 H S LED or Master Only I C bus Channel 4 ALARM LED OK LED deg 12705878 9 6 PEM I C bus addresses Geographic address pins HAO HA1 on the PEM Backplane connector determine the C addresses of the devices The I C devices on the PEMs are connected to channel 4 of the Master Only I C bus of the Shelf Managers Table 24 PEM I2C bus addresses PEM Location SEEPROM LM75 PCA9555 PEM A Right view from rear 0xa8 54 0x98 4c 0x48 24 PEM B Left view from rear Oxaa 55 Ox9a 4d Ox4a 25 www a tca com www schroff biz 44 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 9 7
20. 11 Channel A ENO2 U07 0x40 I O 1 7 SCL SDA_A11_R C18 B18 Slot 12 Channel A ENO3 U07 0x40 1 0 0 1 SCL SDA_A12_R C22 B22 Slot 13 Channel A ENOQ U11 0x42 1 0 0 3 SCL SDA_A13_R B19 A19 Slot 14 Channel A ENO1 U07 0x40 1 0 1 6 SCL SDA_A14_R E18 D18 Slot 15 Channel A EN15 U11 0x42 1 0 1 6 SCL SDA_A15_R C9 D9 Slot 16 Channel A EN16 U11 0x42 1 0 1 7 SCL SDA_A16_R D10 C10 Slot 1 Channel B EN29 U07 0x40 1 0 0 5 SCL SDA_BO1_R B20 A20 Slot 2 Channel B EN30 U07 0x40 1 0 0 4 SCL SDA B02_R E21 D21 Slot 3 Channel B EN21 U11 0x42 I O 1 3 SCL SDA_B03_R C11 B11 Slot 4 Channel B EN28 U07 0x40 I O 0 6 SCL SDA_B04_R E17 D17 Slot 5 Channel B EN31 U07 0x40 I O 0 3 SCL SDA_BO5_R C21 B21 Slot 6 Channel B EN27 U07 0x40 I O 0 7 SCL SDA_BO6_R E16 D16 Slot 7 Channel B EN34 U13 Ox4e I O 1 1 SCL SDA BO7 R A14 B13 Slot 8 Channel B EN22 U11 0x42 I O 1 2 SCL SDA_BO8_R E11 D11 Slot 9 Channel B EN24 U11 0x42 1 0 0 6 SCL SDA BO9 R E20 E19 Slot 10 Channel B EN18 U11 0x42 1 0 1 1 SCL SDA_B10_R E15 D15 Slot 11 Channel B EN26 U07 0x40 I O 1 5 SCL SDA_B11_R C17 B17 Slot 12 Channel B EN23 U11 0x42 1 0 0 7 SCL SDA_B12_R C19 D19 Slot 13 Channel B EN32 U07 0x40 1 0 0 2 SCL SDA_B13_R A22 A21 Slot 14 Channel B EN17 U11 0x42 1 0 1 0 SCL SDA_B14_R C15 B15 Slot 15 Channel B EN19 U11 0x42 I O 1 4 SCL SDA_B15_R A9 B9 Slot 16 Channel B EN20 U11 0x42 1 0 1 5 SCL SDA B16_R B10 A10 www a tca com www schroff biz 54 R1 1 November 2011 14 Slot AdvancedTC
21. 131 F 5 85 no condensation EN 55022 Class B EN 55022 Class B EN60950 1 test current 25 A resistance lt 100mOhm EN60950 1 1000 V R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Technical Data 12 1 Part Numbers Table 39 Part Numbers Number Part 11596 150 14 Slot ATCA Shelf Dual Star Backplane bused IPMB 11596 151 14 Slot ATCA Shelf Dual Star Backplane radial IPMB 11596 152 14 Slot ATCA Shelf Full Mesh Backplane bused IPMB 11596 153 14 Slot ATCA Shelf Full Mesh Backplane radial IPMB 21596 300 Shelf Manager ShMM ACB V with bused IPMB 21593 301 Shelf Manager ShMM ACB V with radial IPMB 21990 023 Replacement Fan Tray 21596 020 Replacement PEM 21191 207 Fuse 30 A 80 V for PEM 10 pcs 21596 138 Air Filter Element 21596 012 Filler Panel stainless steel for empty Shelf Manager slot 21591 079 Filler Panel stainless steel with airflow buffle for empty front slots 21596 008 Filler Panel Aluminium profile with airflow buffle for empty front slots 21591 107 Filler Panel stainless steel with airflow buffle for empty RTM slots 21591 099 Filler Panel Aluminium profile with airflow buffle for empty RTM slots 21596 023 Chassis Data Module CDM 21596 026 Shelf Alarm Display SAD 21596 140 Shelf Alarm Panel SAP www a tca com www schroff biz 68 R1 1 November 2011 14 Slot AdvancedTCA Shelf Technical Data 11596 150 151 152 153 12 2 Shelf Mechanical Dimensions Figure 45
22. 152 153 11 12 Redundancy Control The Shelf Manager supports redundant operation with automatic switchover using redundant Shelf Managers In a configuration where two Shelf Manager are present one acts as the active Shelf Manager and the other as a standby The Shelf Managers monitor each other and either can trigger a switchover if necessary 11 12 1 Hardware Redundancy Interface The hardware redundancy interfaces of the Shelf Managers are as follows Cross connected Shelf Manager present input PRES 1 and output PRES GNDf Cross connected Shelf Manager health input HLY_Input and output HLY Output Cross connected negotiation input SWR_Input and output SWR_Output Active output from the ShMM 500 ACTIVE that is used by the Shelf Manager to enable interfaces that must be exclusively driven by the active Shelf Manager specifically PWM and fan tachometer buffers Two status LEDs using the SWS LED GF Green and SWS LED Rf Red signals The PRES_1 signal is grounded on the redundant Shelf Manager This indicates both Shelf Managers the presence of the other The figure below shows the hardware redundancy interface of the Shelf Manager Figure 43 Shelf Manager redundancy control Shelf Manager 1 Shelf Manager 2 Backplane J1 J2 J1 J2 PRES_1 D EN PRES_1 PRES GNDH gt PRES_GND HLY_Input IR DH HLY_Input SON HLY_Output gt HLY_Output an SWR Inputft H D SWR
23. A PRES_1 A www a tca com www schroff biz 63 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Table 35 Backplane Signal Connector J2 pin assignment Radial IPMB O DAN Oa P WwW ND N N sch sch sch sch sch sch sch sch sch sch sch O O 19 GV ON O 22 a FAN_PRESO FAN PRES1 CD RXDO SCL CH1 S1 TX S1 RX SDA CH4 IPMB SCL B15 IPMB SDA B16 IPMB SDA A3 IPMB SCL A3 IPMB_SDA_A1 IPMB_SCL_B7 IPMB_SDA_A9 IPMB_SCL_A9 CROSS SDA B CROSS SCL B IPMB SDA A13 IPMB SDA B1 IPMB SDA B13 IPMB SCL Bi y Gu P P P PPP PP PP PPP P PS PPP gt gt gt b TXDO DTR RTS SDA_CH1 SCL_CHO S1_TX S1_RX SCL_CH4 IPMB SDA B15 IPMB SCL B16 IPMB SDA B3 IPMB SDA A5 IPMB_SDA_B7 IPMB_SDA_A7 IPMB_SDA_B14 IPMB_SDA_A4 IPMB SDA B11 IPMB SDA A11 IPMB SCL A13 IPMB SCL Bi IPMB SDA B5 IPMB SDA A12 PS P P PP SS PPP P PPP P P P P PP gt gt C TXD1 Pres GND RXD 1 INV ACTIVE RI GND GND SCL CH3 IPMB SCL A15 IPMB SDA A16 IPMB SCL B3 IPMB SCL A5 IPMB SCL Ai IPMB SCL A7 IPMB SCL B14 IPMB SCL A4 IPMB SCL B11 IPMB SCL A11 IPMB SCL B12 CROSS SCL A IPMB SCL B5 IPMB SCL A12 PS P P PP SS P PP P gt gt gt P PD DPP gt gt gt d FAN_PRES2 Cl HA O SDA_CHO GND S2 TX S2 RX SCL_CH2 IPMB_SDA_A15 IPMB_SCL_A16 IPMB_SDA_B8 IPMB_SDA_A8 IPMB_SDA_A10 IPMB_SDA_A6 IPMB_SDA_B10 IPMB_SDA_B6 IPMB_SDA_B4 IPMB_SDA_A14 IPMB_SDA_B12 CROSS_SDA_A IPMB_SDA_B2 IP
24. A Shelf Shelf Managers 11596 150 151 152 153 11 5 Ethernet Channels The Shelf Manager provides two 10 100 Ethernet interfaces The first Ethernet channel ETHO is routed either to the RJ45 connector on the front panel or to the ATCA Backplane connector J2 default setting The routing depends on the settings of the rocker switches S101 and S102 The ATCA Backplane routes ETHO from the connector J2 to the ShMC port on the corresponding Base Interface Hub board The second Ethernet channel ETH1 is routed to the other Base Interface Hub board ShMC Cross Connect Both Ethernet ports support 10 Mb 10BASE T and 100 Mb 100BASE TX connections The front panel ETHO Ethernet connector is intended for service use only or for debugging purposes in laboratory environment The computer which is connected to this interface must be located nearby the shelf manager with an Ethernet cable that is not longer than 10m The front panel Ethernet connector MUST NOT be connected to a Telecommunication Network Circuit that leaves the building The ETHO interface of the shelf manager can manually be switched between the front panel RJ45 connector Front position of the rocker switch and the backplane connector going to the hub board base interface Back position of the rocker switch The ATCA specification requires a base channel interface between the shelf manager and the Hub board The ETHO rocker switch MUST be in Back position in nor
25. CH CO OO OO OO OH CH CO OO OO OO CO CH CO OO OO OO OH 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Shelf Managers Table 37 Backplane connector J1 and J2 pin description 48V_A 48V_B AIR FILT PR CD Cl CROSS_SCL_A CROSS_SCL_B CROSS SDA A CROSS SDA B CTS DSR DTR FAN_24V FAN 24V RTN FAN PRES 0 2 FAN SPEED FAN TACH O 8 GND HA 0 HA HLY_Input HLY_Output HS_EN I2C PWR A I2C PWR B INTA INV_ACTIVE IPMB_SCL_A 1 16 IPMB SCL B 1 16 IPMB SDA A 1 16 IPMB SDA Bn ei www a tca com www schroff biz 48 VDC supply A 48 VDC supply B Air filter presence grounded by air filter presence switch to detect a missing air filter Serial Interface 1 Carrier Detect Chassis Intrusion signal of ADM1026 Serial Clock of IPMB A cross connected on Backplane to serial clock of IPMB B of other Shelf Manager Serial Clock of IPMB B cross connected on Backplane to serial clock of IPMB A of other Shelf Manager Serial Data of IPMB A cross connected on Backplane to serial data of IPMB B of other Shelf Manager Serial Data of IPMB B cross connected on Backplane to serial data of IPMB A of other Shelf Manager Serial Interface 1 Clear To Send Serial Interface 1 Data Set Ready Serial Interface 1 Data Terminal Ready Auxiliary 24 VDC max 100 mA generated on Fan Trays Voltage supply for opto couplers on Shelf Manager Return path Ground reference for the
26. DO_ACB2 Receive Data to Shelf Manager 2 6 TXDO_ACB1 Transmit Data from Shelf Manager 1 7 TXDO_ACB2 Transmit Data from Shelf Manager 2 8 DSR_ACB1 Data Set Ready to Shelf Manager 1 9 DSR_ACB2 Data Set Ready to Shelf Manager 2 10 DTR_ACB1 Data Terminal Ready from Shelf Manager 1 11 DTR_ACB2 Data Terminal Ready from Shelf Manager 2 12 CTS_ACB1 Clear To Send from Shelf Manager 1 13 CTS_ACB2 Clear To Send from Shelf Manager 2 14 RTS_ACB1 Request To Send to Shelf Manager 1 15 RTS_ACB2 Request To Send to Shelf Manager 2 16 LED_MIN Signal to Minor Alarm LED 17 LED_MAJ Signal to Major Alarm LED 18 LED_CRIT Signal to Critical Alarm LED 19 LED USER1 Signal to User Definable LED1 20 LED USER2 Signal to User Definable LED2 21 LED USER3 Signal to User Definable LED2 22 RST PB Signal from Alarm Silence Push Button 23 LED FT FAIL 1 Signal to Fan Tray Left Alarm LED 24 LED FT FALL 2 Signal to Fan Tray Center Alarm LED 25 LED FT FAIL 3 Signal to Fan Tray Right Alarm LED 26 LED FT OK 1 Signal to Fan Tray Left OK LED 27 LED FT OK 2 Signal to Fan Tray Center OK LED 28 LED FT OK 3 Signal to Fan Tray Left OK LED www a tca com www schroff biz 26 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Alarm Panel and Shelf Alarm Display 11596 150 151 152 153 6 7 3 Shelf Alarm Panel Horizontal Board Connector Figure 22 Shelf Alarm Panel Horizontal Board Connector Shelf Alarm Panel 12705897 Table 12 Shelf Alarm Panel Horizontal Board Connect
27. HO SCL CH1 SCL CH2 SCL CH3 SCL CH4 SDA CHO SDA CH1 SDA CH2 SDA CH3 SDA CH4 SHELF GND SWR Inputtt SWR Outputft TX TXDO TXD1 VRTN A VRTN B www a tca com www schroff biz Shelf Managers not connected PEM A B presence signal grounded on PEM when present Shelf Manager board presence signal proprietary signal cross connected on Backplane to PRES GND of other Shelf Manager Shelf Manager presence ground proprietary signal cross connected on Backplane to PRES_1 of other Shelf Manager Opto isolated PWM signal for fan speed control collector Uceo max 70 V Ima 2 MA Opto isolated PWM signal for fan speed control emitter connected to FAN_24V_RTN on Backplane Serial Interface 1 Ring Indication Serial Interface 1 Request To Send Ethernet interface ETH1 to Hub Slot ShMC cross connect Serial Interface 1 Receive Data Serial Interface 2 Receive Data not used in Schroff Shelves Ethernet interface ETHO Ethernet interface ETHO USB interface cross connected on Backplane to S2_TX of other Shelf Manager USB interface cross connected on Backplane to S2_RX of other Shelf Manager Presence signal of SAP Grounded on SAP when present Master Only I C bus Channel 0 to SAP Master Only 12C bus Channel 1 Master Only 12C bus Channel 2 Master Only 12C bus Channel 3 Master Only 12C bus Channel 4 Master Only I C bus Channel 0 to SAP Master Only 12C bus Channel 1 Master Only 12C b
28. Hot swap push button switch 1 not pushed 0 pushed Red LED Alarm 1 On N C Pulled high Blue LED Hot swap 1 On Fan Trays PCA9555 0x48 0x24 0x4a 0x25 0x4c 0x26 This will make all pins to inputs except for 0 5 1 7 1 6 1 5 and 1 3 Configuration registers 4 and 5 in the PCA9555 control the inversion of the I O pins Normally a 0x00 is written to register 4 and 5 This will make the polarity of all of the pins the same as the bits in the registers www a tca com www schroff biz 35 R1 1 November 2011 14 Slot AdvancedTCA Shelf Fan Trays 11596 150 151 152 153 7 9 Cooling Capacity The cooling capacity can be calculated with v 20 Atxpxc Where P Air density Standard Air 1 2 kg m c Air specific heat 1005 Ws kg V Volumetric Airflow Rate m h O Heat Transfer Rate Cooling Capacity W At Temperature rise along the airflow path C With the Air density and specific heat as a constant the formula is simplyfied to VxAt re Q and Zr O 3 www a tca com www schroff biz 36 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Fan Trays 7 10 Front Board Air Distribution The airflow is measured with impedance boards acc to the PICMG 3 0 R3 0 specification e Front board pressure drop 37 Pa at 0 85 m min Figure 28 Front Board Air Distribution E gt 2 lt Table 20 Airflow and calculated cooling capacity front slots Air distri
29. MB_SDA_A2 Table 36 Backplane Signal Connector J2 pin assignment Bused IPMB DANO Oo P Go ND Aa a sch al sch a Pr AJN O 16 17 18 19 20 21 22 a FAN_PRESO FAN_PRES1 CD RXDO SCL_CH1 S1_TX S1_RX SDA_CH4 CROSS SDA B CROSS SCL B y Gu P P P PPP P P P PPP P PS PPP P P P PY b TXDO DTR RTS SDA_CH1 SCL_CHO S1_TX S1_RX SCL_CH4 IPMB_SDA B www a tca com www schroff biz PS P P P PPP P PPP PP PPS P P P PPP S C TXD1 Pres GND RXD 1 INV ACTIVE RI GND GND SCL CH3 IPMB SCL B CROSS SCL A PS PS P SP gt gt PPP SP PP P gt uuU gt gt gt gt gt 64 d FAN PRES2 Cl HA O SDA_CHO GND S2 TX S2_RX SCL_CH2 IPMB SDA A CROSS SDA A y Gu P P P PPP PP PP PPP P PS PPP P P gt PS P P P PPP P PP PPP P PS PPP P P P ZS Shelf Managers e INT DSR CTS GND SDA_CH3 S2_TX S2_RX I2C PWR B SDA CH2 DC PWR A IPMB_SCL_B8 IPMB_SCL_A8 IPMB_SCL_A10 IPMB_SCL_A6 IPMB_SCL_B10 IPMB_SCL_B6 IPMB_SCL_B4 IPMB_SCL_A14 IPMB SDA B9 IPMB SCL B9 IPMB SCL B2 IPMB_SCL_A2 INTH DSR CTS GND SDA CH3 S2 TX S2 RX I2C PWR B SDA CH2 DC PWR A IPMB_SCL_A R1 1 November 2011 DPSS SESE SESE SSE SSE ES SHEDS D gt PO E EE E EE SESS ESS SES gt gt gt gt gt gt gt gt J f GND GND GND GND GND GND GND GND GND GND GND r GND GND GND GND GND GND GND GND GND GND GND PS pr DO
30. PEM I O Device The PEM I O device PCA9555 e controls the status of the LEDs Power Entry Module PEM e reads the status of the Hot Swap push button e reads the status of the 48 VDC inputs Table 25 PEM PCA 9555 pin assignment PCA9555 I O pin 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 www a tca com www schroff biz Function Power Input 2 present Power Input 2 after the fuse present Power Input 1 present Power Input 1 after the fuse present N C N C Power Input 4 present Power Input 4 after the fuse present Power Input 3 present Power Input 3 after the fuse present N C Green LED Hot Swap Push button switch Red LED N C Blue LED 45 State 48 V present 0 48 V absent 1 3 3V 48 V present 0 48 V absent 1 3 3V 48 V present 0 48 V absent 1 3 3V 48 V present 0 48 V absent 1 3 3V Pulled High Pulled High 48 V present 0 48 V absent 1 3 3V 48 V present 0 48 V absent 1 3 3V 48 V present 0 48 V absent 1 3 3V 48 V present 0 48 V absent 1 3 3V Pulled High 1 on 1 not pushed O pushed 1 on Pulled High 1 on R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 9 8 PEM Connectors Power Entry Module PEM Figure 34 PEM Backplane Connector Ad AG RR DODODOCO CcCODODOCO BO000000 4000000 30 A Fuse VRTN_1
31. Schroff Advanced TCA 14 slot ATCA Shelf including 40G Backplane User s Manual Product Numbers 11596 150 11596 151 11596 152 11596 153 Doc No 63972 278 Revision R1 1 November 2011 gt Pentair Technical Products R1 0 March 30 2010 Initial Release R1 1 November 2011 Chapter 7 9 7 10 7 11 added Impressum Schroff GmbH D 75334 Straubenhardt Germany The details in this manual have been carefully compiled and checked supported by certified Quality Management System to EN ISO 9001 2000 The company cannot accept any liability for errors or misprints The company reserves the right to amendments of technical specifications due to further development and improvement of products Copyright 2009 All rights and technical modifications reserved 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Table of Contents 1 EE EE NN 1 1 1 Safety Symbols used in this document 1 1 2 General Safety Drecautons 1 1 3 References and Architecture Specifications nenn nenn nennen 2 14 Pen 2 1 5 Terms and Acronvme 3 2 FIar Ware Platform DE 4 2 1 Shelf Front and Rear VieW rrarrranunnnrnnsnnannnannranunnnnnnnernannaunnunnnnnnrnnennannannnnnnnnennee 5 2 2 ESD Wrist Strap Terminals nennen 7 SE wt ei Mei EI 8 3 1 Logical to Physical Slot Mapping orrrrnrrrrarernnnrranernnnernnrrnnnennnnnnnnennnnennnsnnnnennnne 8 32 EE 8 3 2 1 STE ne saene E E E E 8 322 Fabric Interface
32. TCA Boards The Update Channel assignment is printed on the frontside of the Shelf 3 2 5 Power Interface Power distribution within the ATCA Backplane is divided into four Power Branches This topology is used for safety reasons to keep the max current per fuse less the 30 A Slots connected by update ports are on separate power branches as well as both hub slots the Shelf Manager slots and the Fan Trays 3 3 Dedicated Shelf Manager Slots The front accessible Shelf Manager slots accept Schroff ShMM ACB V Shelf Managers and are wired to IPMB A and IPMB B I2C bus e Base Interface Channel 1 ShMC of the Base Interface Hub slots support ing Shelf Manager Cross Connect 10 100 Base T Ethernet e Fan Tray connectors e PEMA and PEM B connector The dedicated Shelf Manager slots also have interconnected signals that allow the Shelf Managers to run in a redundant configuration www a tca com www schroff biz 9 R1 1 November 2011 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 3 3 1 Intelligent Platform Management Interface The Shelf uses an Intelligent Platform Management Bus IPMB for management communications among all ATCA Boards and the Shelf Managers The reliability of the IPMB is improved by the addition of a second IPMB with the two IPMBs referenced as IPMB A and IPMB B IPMB A and IPMB B are routed to the ATCA slots in e abused configuration Product Number 11596 150 152 e a radia
33. _B VRTN_B at the Horizontal Board Connector 48 V_B fan tray voltage Indicates the presence of the 48V_B VRTN_B after the fan tray s main fuse DC DC OK Indicates the proper functioning of the DC DC converter which generate the 24 V voltage supply for the fans and the optical isolation devices on the Shelf Manager Fan Off Turns off the fans 7 4 Fan Tray Temperature Sensor The temperature sensors LM75 in the Fan Trays measure the exhaust temperatures of the Shelf The temperature sensors are connected to Channel 3 of the Master Only C bus I C bus addresses see Table 18 7 5 Fan Tray control board SEEPROM The SEEPROM Microchip 24LC256 on the Fan Tray control board stores the FRU data and is connected to Channel 3 of the Master Only I C bus I C bus addresses see Table 18 www a tca com www schroff biz 33 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 7 6 Fan Tray Connectors and Indicators Table 16 LEDs on Fan Tray control panel Color Description blue Hot Swap LED red Alarm LED green Fan Tray OK LED Figure 27 Fan Tray Backplane connector Fan Trays Table 17 Fan Tray Backplane connector pin assignment Pin Signal 1 I2C PWR A 2 DC PWR B 3 SCL CH3 4 SDA CH3 5 LED FT FAIL 6 LED FT OK T 8 9 FAN_TACH2 10 FAN_TACH1 11 FAN_Speed 12 www a tca com www schroff biz 34 Pin 13 14 15 16 17 18 19 20 21 22 23 24 12705833 Sig
34. _Input SWR_Outputkt e 7 SWR_Output SWS_LED_R i D SWR_LED_G MEAR ACTIVE ACTIVE Ay d lt SWS_LED_R SWR_LED_G NAL S Green u Red Red Ly Green PWM Buffer PWM Buffer 12705830 www a tca com www schroff biz 60 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 11 13 Command Line Interface CLI The Command Line Interface CLI connects to and communicates with the IPM devices of the Shelf the boards and the Shelf Manager The CLI is an IPMI based library of commands service personnel or system administrators can access the CLI through Telnet SSH or the Shelf Managers serial port on the SAP With the CLI users can access information about the current system status including sensor values threshold settings etc Users can also access and modify Shelf and Shelf Manager configurations perform actions on a FRU a e set fan speeds etc D The default user account is root and there is no password The default IP address of the primary Shelf Manager is 192 168 0 2 To access all sensor data you have to connect to the active Shelf Manager 11 13 1 Basic CLI Commands Service personnel can read system information FRU information and sensor datas with the following basic commands For a full list of all CLI commands refer to the Pigeon Point Shelf Manager External Interface Reference Manual e Change IP ad
35. a com www schroff biz 48 M I O o SS O C Switch Buffer PCA9545 LTC4300 enable Master Only IC bus Secondary Shelf Manager right 12705902 R1 1 November 201 1 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Distribution of the Master Only IC Bus Table 28 I2C bus addresses of the Shelf PC addr ShMM ACB IV SAP CHO CH 1 CH 2 CH3 CH 4 0x44 22 PCA9555 Telco Alarms 0x46 23 PCA9554 HW Addr 0x48 24 PCA9555 Fan PCA9555 Tray 0 left PEMA Ox4a 25 PCA9555 Fan PCA9555 Tray 1 center PEM B Ox4c 26 PCA9555 Fan Tray 2 right 0x58 2C ADM1024 0x5c 2E ADM1026 0x90 48 LM75 exhaust temp left 0x92 49 LM75 exhaust temp center 0x94 4a LM75 exhaust temp right 0x96 4b LM75 SAP temperature 0x98 4c LM75 intake LM75 PEM A temp left Ox9a 4d LM75 intake LM75 PEM B temp center Ox9c 4e LM75 intake temp right Oxa0 50 SEEPROM Oxa4 52 SEEPROM SEEPROM CDM 1 CDM 2 Oxa6 53 SEEPROM SAP Oxa8 54 SEEPROM SEEPROM Fan Tray 0 PEMA left Oxaa 55 SEEPROM SEEPROM Fan Tray 1 PEM B center Oxac 56 SEEPROM Fan Tray 2 right OxeO 70 PCA9545 PC bus switch Oxe8 74 PCA9539 radial IPMB enable Oxea 75 PCA9539 radial IPMB enable Oxee 77 PCA9539 radial IPMB enable GPIO Oxd0 68 RTC DS1337 www a tca com www schroff biz 49 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 11 Shelf Managers This Chapter descri
36. ach power input The input voltage range for the Shelf is from 40 5 VDC to 72 VDC To indicate the presence of the PEM a PEM presence signal is grounded by the PEM A Blue Hot Swap LED and a Hot Swap Push Button provide Hot Swap functionality A red power failure and a green OK LED provide status indication www a tca com www schroff biz 40 R1 1 November 2011 14 Slot AdvancedTCA Shelf Power Entry Module PEM 11596 150 151 152 153 9 2 PEM Components Figure 31 PEM components G Les zZ RTN pg D A 2 TERMINAL BLOCK COVER gin _ Remove terminal block cover and N all cables before removing PEM S l L mem mr 12705901 1 Hot Swap push button 5 Power Terminal cover 2 Hot Swap LED blue 6 Handle 3 PEM Alarm LED red T PEM fixing screws 4 PEM OK LED green 8 Shelf Ground Connection Table 22 PEM Input Power Terminal Terminal 48 60 VDC Designation Terminal RTN Designation 1 Power Input Feed 1 1 Return Voltage Feed 1 2 Power Input Feed 2 2 Return Voltage Feed 2 3 Power Input Feed 3 3 Return Voltage Feed 3 4 Power Input Feed 4 4 Return Voltage Feed 4 www a tca com www schroff biz 41 R1 1 November 2011 14 Slot AdvancedTCA Shelf Power Entry Module PEM 11596 150 151 152 153 9 3 Power Branches The Backplane s power supply is divided into four power branches Each of the PEM s four power branches supplies power to a group of slots and a Fan Tray o
37. annel 3 0x98 4c CDM 1 LM75 center Channel 3 Ox9a 4d CDM 1 LM75 right Channel 3 Ox9c 4e Figure 9 CDM Slot Pin Assignment SLOT CDM 2 SLOT CDM 1 12139 1 2 310114 56 7 8 12139 1 2 310114 56 7 8 14 I2C PWR B SDA CH3 AIR FILT PR 1 QI m N ioe Cut lt l 9 lt T ollo x x je 5 alo Alle OO a b 5 lo NN O O TE o o N A N x Es Secondary Primary Shelf Manager Shelf Manager 12705943 3 5 1 IPMB A Connector Assembly Option Connector IPMB A is wired to the IPMB A bus and is not assembled by default Table 5 IPMB A Connector Pin Signal name Description 1 SCL_A13 IPMB A Serial clock 2 GND Logic Ground 3 SDA_A13 IPMB A Serial Data 4 I20C PWR A 3 3 VDC power supply for Shelf PC bus devices 3 5 2 IPMB B Connector Assembly Option Connector IPMB B is wired to the IPMB B bus and is not assembled by default Table 6 IPMB B Connector Pin Signal name Description 1 SCL_B13 IPMB B Serial clock 2 GND Logic Ground 3 SDA_B13 IPMB B Serial Data 4 I20C PWR B 3 3 VDC power supply for Shelf PC bus devices www a tca com www schroff biz 14 R1 1 November 2011 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 3 6 Shelf Manager Cross Connect The ATCA Backplane provides cross connect traces between the Base Hubs and the Shelf Managers according to PICMG Engineering Change Notice ECN 3 0 2 0 001 This ECN adds an option for dual 10 100 Base T links from each Base Hub to both ded
38. as 37 7 11 Rear Board Air Distribution nn nnnnnnnnnnnnnennnnnnennennnnnnnnnnennenen 38 Horizontal Board IRA EEE e 39 Power Entry Module PEM cuusuesaeieineien nennen een 40 Il Ve td OCI HOT EE 40 PENN 41 9 3 Power Branches sms 42 GE Ee e Te Ee E 42 PEN FN 44 9 6 e OR e Ee ele 44 Tr d OR PU 45 PENNEN 46 www a tca com www schroff biz LI R1 1 November 201 1 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 9 9 Specification for the power connection cables sen nennen 47 10 Distribution of the Master Only C Bus eannvernnnnvevnnnnvennnnnvennnnnvennnnvvrnnnnunern 48 11 Shell Ee EC 50 V T MOAN WE 50 11 2 Front Panel e Lu lee E CC 52 11 3 Bused IPMB Interface comasisdada inercial 55 11 4 Radial IPMB Interface 53 11 4 1 Radial IPMB Enables ooccconcconccoocccocccoccconoconoconnnanonaronanocanonanonanos 54 11 9 FAT MER ear E 55 11 6 Shelf Manager RS 232 Console Genallntertace 57 11 7 Front Panel RESET push button occoocccocccocccocncocnconnnonnconnconnnooncnnnnonnonanonanos 57 11 9 FOT TN ME 57 11 9 Hot Swap Interface 58 11 9 1 elei OWAD SWIIER EE 58 11 9 2 Board bresence nen nnennennnnnennenne nennen nenn 58 11 93 FORS ENE een een 58 11 10 Input Voltage and Fuse Monitoring 0 n00n0nnnannannnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnenne 59 11 11 Hardware ele ae ts 59 11 12 Redundancy MM 60 11 12 1 Hardware Redundancy Interface nennen 60 11 13 Command Line Interface Cl 61
39. bes the Shelf Manager hardware For explicit software documentation see e Pigeon Point Shelf Manager User Guide e Pigeon Point Shelf Manager External Interface Reference e Schroff Shelf Manager User s Manual Order no 63972 243 The documentation is available for registered users at www schroff biz D Shelf Manager with bused IPMB 21596 291 Product Number 21596 300 Catalog Number with packaging Shelf Manager with radial IPMB 21596 292 Product Number 21596 301 Catalog Number with packaging The Shelf Managers are not included with the Shelf 11 1 Introduction The Schroff Shelf Manager ACB V is a 78 mm x 280 mm board that fits into a dedicated Shelf Manager slot in a Schroff ATCA Shelf The Shelf Manager has two main responsibilities 1 Manage track the FRU population and common infrastructure of a Shelf especially the power cooling and interconnect resources and their usage 2 Enable the overall System Manager to join in that management tracking through the System Manager Interface which is typically implemented over Ethernet The Shelf management based on the Pigeon Point Shelf management solution for AdvancedTCA products The Shelf management software executes on the Pigeon Point Shelf Management Mezzanine 500 ShMM 500 a compact SO DIMM form factor module installed on the ACB V carrier board The ACB V carrier board includes several on board devices that enable different aspects of Shelf management based on the
40. bution Frontboards normal operation m Zone 1 m Zone 2 OZone 3 OZone 4 Cooling Cooling Zone Zone2 Zone3 Zone4 gt 2 2 Capacity Capacity CP TA m min m min m min m min m min mh CFM 4 410K At 12K Ct Slot 1 0 28 0 3 0 29 0 32 1 19 71 58 42 11 240W 288W gt B4 Slot 2 0 29 0 3 0 28 0 29 1 16 69 64 40 97 234W 280 W gt B4 Slot 3 0 28 0 3 0 28 0 3 1 15 693 40 76 233 W 279 W gt B4 Slot 4 0 27 0 3 0 28 0 3 1115 68 91 40 54 232W 278W gt B4 Slot 5 0 27 0 3 0 29 0 31 1 16 69 79 41 05 234W 281W gt B4 Slot 6 0 27 0 3 0 29 0 31 1 17 69 98 41 17 235W 282W gt B4 Slot 7 0 26 0 3 0 29 0 31 1 17 69 97 41 16 235W 282W gt B4 Slot 8 0 26 0 3 0 29 0 31 1 16 69 65 40 97 234W 280 W gt B4 Slot 9 0 26 0 29 0 28 0 3 1 13 68 07 40 04 229W 274W B4 Slot10 0 27 0 29 0 28 0 29 1 13 67 61 3977 227W 272W B4 Slot 11 0 27 0 29 0 27 0 29 1 13 67 72 39 84 227W 273W B4 Slot 12 0 28 0 29 0 28 0 3 1 15 693 40 76 233W 279 W gt B4 Slot 13 0 27 0 29 0 27 0 29 1 13 67 61 3977 227W 272W B4 Slot 14 0 26 0 28 0 26 0 27 1 08 64 55 37 97 217W 260 W B3 gt 3 8 4 14 3 93 4 19 16 06 963 67 566 87 3234 W 3880 W www a tca com www schroff biz 37 R1 1 November 2011 14 Slot AdvancedTCA Shelf Fan Trays 11596 150 151 152 153 7 11 Rear Board Air Distribution The airflow is measured with impedance boards acc to the PICMG 3 0 R3 0 specification e Rear board p
41. ces on Shelf Alarm Display m Pin 1 Pin 8 12705811 The Shelf Alarm Display provides two RS 232 serial console connectors for Shelf Manager 1 and 2 The connectors are 8 pin RJ45 modular receptacles A full set of RS 232 signals including modem control is provided The serial interface is implemented on the ShMM 500 i The serial console default configuration is e 115200 baud e no parity e 8 data bits e 1 stop bit Table 8 RS 232 Serial Console Interface Pin assignment RS 232 ShMM 500 RJ45 Pin Signal Signal Type Description 1 RTS RTS Out Request To Send 2 DTR DTR Out Data Terminal Ready 3 TxD TXDO Out Transmit Data 4 GND GND Logic Ground 5 GND GND Logic Ground 6 RxD RXDO In Receive Data 7 DSR DSR In Data Set Ready 8 CTS CTS In Clear To Send www a tca com www schroff biz 23 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Alarm Panel and Shelf Alarm Display 11596 150 151 152 153 6 6 SAP Telco Alarms 6 6 1 Telco Alarm Interface The SAP provides a Telco Alarm interface on the DB15 male connector Three relay outputs are used for remote alarm distribution reflecting the state of the three Alarm LEDs The relays are capable of carrying 72 VDC or 1 Awitha max rating of 30 VA 6 6 2 Telco Alarm LEDs 6 6 3 Alarm 6 6 4 Alarm The Shelf Alarm Panel provides the Telco Alarm LEDs These LEDs indicate presence of Critical Major and Minor alarms as follows Table 9 Telco Alarm LEDs State Desc
42. dress of the primary Shelf Manager clia setlanconfig channel ip value Value represents the IP address in dotted decimal notation clia setlanconfig 1 ip 192 168 0 2 e Display the Shelf Managers firmware version clia version Info To get a complete list of all information just type in version e List all IPM Controllers in a Shelf clia ipmc e List all boards in the Shelf cl a board e List all sensors on a board clia sensor IPMI address e List only sensors which are outside of established thresholds clia sensor t e Get data value from a sensor on a board clia sensordata IPMI address sensor number www a tca com www schroff biz 61 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 e Display the FRU information in a board clia fruinfo IPMI address FRU id e Change the speed for a Fan Tray clia setfanlevel IPMI address Fru id speed Info The value for the speed is from 0 to 15 e Display the contents of the System Event Log SEL clia sel e Clear the System Event Log SEL clia sel clear 11 14 Firmware Update The Shelf Management software is stored in the FLASH memory on the ShMM 500 The software is U boot sentry kernel sentry rfs The U boot program is usually permanent and allows the user to configure the software and network environment of the ShMM 500 and install new software from a network server Sentry kernel is the SAMM 500 s Linu
43. e and behind the fuses are connected to the ADM1026 chip through optical isolation devices Figure 42 Input Voltage and Fuse Monitoring 48 V_B bus voltage Fuse monitoring 48 V_A bus voltage To ADM1026 48 V B ACB voltage 48 V_A ACB voltage Backplane Connector J1 12705829 Signal description 48 V_A bus voltage Indicates the presence of the 48 V_A VRTN_A at the backplane con nector J1 This signal is connected to pin 46 of the ADM1026 48 V_A ACB voltage Indicates the presence of the 48 V_A VRTN_A behind the Shelf Man ager s mains fuse This signal is connected to pin 44 of the ADM1026 48 V_B bus voltage Indicates the presence of the 48 V B VRTN B at the backplane con nector J1 This signal is connected to pin 45 of the ADM1026 48 V_B ACB voltage Indicates the presence of the 48 V_B VRTN_B behind the Shelf Man ager s mains fuse This signal is connected to pin 43 of the ADM1026 11 11 Hardware Address The Shelf Manager reads the hardware address and parity bit from the backplane connector of the Dedicated Shelf Manager slot Geographic address pins HA O HA7 at the Backplane connector determine bit O and bit 7 bit 1 6 are hardware coded on the Shelf Manager PCB HW Addr IPMB Addr Primary Shelf Manager upper 0x08 0x10 Secondary Shelf Manager lower 0x09 0x12 www a tca com www schroff biz 59 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151
44. f 11596 150 151 152 153 6 3 Shelf Alarm Panel SAP Block Diagramm 21 6 4 Shelf Alarm Display SAD Block Diagram ccoccccoccccccncoccccccnococnconcnconncnncnnos 22 6 5 RS 232 Serial Console Interfaces on Shelf Alarm Display 23 8 0 A A Pr 24 6 6 1 Telco Alarm Interface 24 00 2 ee Alarm d RE 24 6 6 3 Alarm Silence Push Button oocoocccocccocncocncocncocnconncncnonnnonnncnnncnnonnnos 24 004 AAM RES EN 24 67 SAP ANd SAD Connect 25 6 7 1 SAP Telco Alarm Connector DBi malel 25 6 7 2 Shelf Alarm Display Horizontal Board Connector coocccoccccccconccocnco 26 6 7 3 Shelf Alarm Panel Horizontal Board Connechor 2 09 SAP SERRA 28 69 SAP Temperature Sensor een een 28 6 10 SAP PC Addresses ccccsscsesscerscerscusecesecessavscuscensecnesevarecurecurecurenssenerscerseares 28 Bl SPP Sv 28 6 12 SAP Console Cable for the Shelf Manager Serial Interface 29 SR CIR 30 fl e e e el Led Le EE 30 t2 Ferrante eeben 32 1 3 o A 33 ZA Fan Tray Temperature Sensor cece eeceeeeeeseceeeeeeessneeseeetans 33 7 5 Fan Tray control board SEEPROM occccccncnccnnccnccccncncnncncncnncnonoconanononnnnnnncnanonos 33 7 6 Fan Tray Connectors and Indicators rrrarernnrerarernnnrnnnrnranenranernnennanernnrnnannnnn 34 tar Pan lay en Oy Addresses unse sonoro ee eee eee 35 18 Fan Tray IO DOV ICC vc nun anne chende 35 73 ANN 36 FAQ FOM Board Air DENN Marcian
45. from the Fan Trays the SAP and the SAD are routed through the Riser Board 1 to the ATCA Backplane www a tca com www schroff biz 39 R1 1 November 2011 14 Slot AdvancedTCA Shelf Power Entry Module PEM 11596 150 151 152 153 9 Power Entry Module PEM Hazardous voltage Before working ensure that the power is removed from the power connection cables When the system is powered on do NOT touch the power terminals Warning Although there are fuses in the power entry circuit of the Shelf the power lines must be protected on rack level with 30 A breakers The Shelf can be powered using a regular telecommunication power supply of 48 60 VDC with a VDC return The specified voltage range is from 40 5 VDC to 72 VDC The Shelf supports redundant power supplies but the two supplies should be independently powered 9 1 Introduction Two pluggable redundant Power Entry Modules PEMs are located at the rear bottom side of the Shelf Each PEM provides power terminals for four 25 A power feeds Each power feed consists of a 48 VDC cable and its corresponding return cable and is protected by a 30 A fuse Each of the four power feeds supplies power to a separate part of the ATCA Backplane This topology is used for safety reasons to keep the max current per fuse less the 30 A The segmentation is shown in Chapter 9 3 Power Branches The power filtering consists of filtered power terminals and a discrete line filter for e
46. he 48 V supply is grounded to Protective Earth PE of the building 5 1 Specification for the Shelf Ground connection cable Required wire size AWG6 Required terminals Use only double lug terminals with 45 angle tongue Example for terminal PANDUIT part no LCD6 14AH L or Thomas amp Betts part no 54205UF See catalogs at www panduit com and www tnb com www a tca com www schroff biz 18 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Alarm Panel and Shelf Alarm Display 11596 150 151 152 153 6 Shelf Alarm Panel and Shelf Alarm Display Some Shelf Manager I O functionalities have been moved to separate boards called Shelf Alarm Panel SAP and Shelf Alarm Display SAD Figure 14 Connection between Shelf Manager and SAP SAD N USER FAN TRAY ShMgr Left ShMgr Right ALARM 8 o00 000 2904 BEER SILENCE O Control TELCO Signals ALARMS MINMAJCRIT 1 2 3 EC rR Buffer T LTC4300 p i d ShMM 500 6 1 Shelf Alarm Panel SAP 12705894 The Shelf Alarm Panel SAP is located at the right front top side of the Shelf It provides the Telco Alarm connector DB15 male The C bus devices on the SAP are connected to the Master Only IC bus of both Shelf Managers Only the active Shelf Manager has access to the SAP Figure 15 Shelf Alarm Panel SAP 12705893 1 Shelf Alarm Panel SAP 3 Fixing screw 2 Telco Alarm Connector DB15 male www a tca com www schr
47. icated Shelf Manager slots Figure 10 Shelf Manager Cross Connect jt CE E 9 mm e Em e pm em ep sm emm Se em sa em um mm i 1 Backplane Connector ETH 1 Shelf Manager 1 shelf Manager 2 ShMM 500 ETH ETHO ShMM 500 ETH1 ETHO Switch 1 a Switch Front Plate Connector Front Plate Connector 12709823 Table 7 Connector P23 pin assignments for Shelf Manager Cross Connect Row Designation ab cd ef gh 5 Shelf Manager Port Tx1 Tx1 Rx1 Rx1 Tx2 Tx2 Rx2 Rx2 with Shelf Manager Cross Connects Shelf Manager Cross Connect 1 Shelf Manager Cross Connect 2 www a tca com www schroff biz 15 R1 1 November 2011 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 3 7 Logic Ground GND and Shelf Ground Shelf_GND Figure 11 Logic Ground Shelf Ground Connection 12706816 The ATCA Backplane provides a mechanism to connect Logic Ground GND and Shelf Ground Shelf GND You can connect isolate Logic Ground by swapping two screws from position A to position B e Screws at position A Logic Ground and Shelf Ground connected e Screws at position B Logic Ground and Shelf Ground isolated Torque for the Screws 0 7 Nm 10 i Logic Ground and Shelf Ground is not connected by default www a tca com www schroff biz 16 R1 1 November 2011 14 Slot AdvancedTCA Shelf Air Filter 11596 150 151 152 153 4 Air Filter Figure 12 Air Filter 12706958
48. kaging Shelf Manager with radial IPMB 21596 292 Product Number 21596 301 Catalog Number with packaging The Shelf Managers are not included with the Shelf www a tca com www schroff biz 2 R1 1 November 2011 14 Slot AdvancedTCA Shelf Safety 11596 150 151 152 153 1 5 Terms and Acronyms Table 1 Terms and Acronyms Term ATCA Backplane CDM Chassis CMM ECN ESD ETSI FRU IPMB IPMC IPMI PCB PEM RTC RTM Shelf VRTN Definition Advanced Telecom Computing Architecture Passive circuit board providing the connectors for the front boards Power distribution management and auxiliary signal connections are supported Chassis Data Module Enclosure containing subrack Backplane boards cooling devices PEMs same as Shelf Chassis Management Module same as Shelf Manager Engineering Change Notice Electrostatic Discharge European Telecommunications Standards Institute Field Replaceable Unit Intelligent Platform Management Bus Intelligent Platform Management Controller Intelligent Platform Management Interface Printed Circuit Board Power Entry Module Real Time Clock Rear Transition Module See Chassis Voltage Return www a tca com www schroff biz 3 R1 1 November 2011 14 Slot AdvancedTCA Shelf Hardware Platform 11596 150 151 152 153 2 Hardware Platform e Removable mounting brackets for 19 cabinets e ESD Wrist Strap Terminals at the front and the rear e 14 slot ATCA 40G Backplane with
49. l configuration Product Number 11596 151 153 Figure 4 Bused IPMB ATCA Board ATCA Board ATCA Board ATCA Board p p O O D D lt lt A lt lt Primary Secondary Shelf Manager Shelf Manager 12705945 Figure 5 Radial IPMB ATCA Board ATCA Board ATCA Board ATCA Board ATCA Board ATCA Board Primary Secondary Shelf Manager Shelf Manager 12705944 www a tca com www schroff biz 10 R1 1 November 2011 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 3 4 Non ATCA Connectors on the ATCA Backplane Figure 6 ATCA Backplane front connectors Schroff 23005 3270 ACB1 2_J1 12705888 Table 3 ATCA Backplane front connectors mm ACB1 Ji HardMetric C11 Backplane Connector J1 Shelf Manager 1 left ACB1 J2 HardMetric AB22 Backplane Connector J2 Shelf Manager 1 left ACB2 J1 HardMetric C11 Backplane Connector J1 Shelf Manager 2 right ACB2 J2 HardMetric AB22 Backplane Connector J2 Shelf Manager 2 right HardMetric AB22 Backplane Connector Riser Board to Horizontal Board 3 4 1 Shelf Manager Backplane Connectors For pin assignment see Chapter 11 15 Shelf Manager Front Panel and Backplane connectors www a tca com www schroff biz 11 R1 1 November 201 1 14 Slot AdvancedTCA Shelf ATCA Backplane 11596 150 151 152 153 Figure 7 ATCA Backplane rear connectors RAL DUU
50. l must know the necessary electrical safety wiring and connection practices for installing this equipment in a telecommunication environment e Install this equipment only in compliance with local and national electrical codes e For additional information about this equipment see the PICMG 3 0 Specification www picmg com www a tca com www schroff biz 1 R1 1 November 2011 14 Slot AdvancedTCA Shelf Safety 11596 150 151 152 153 1 3 References and Architecture Specifications e Pigeon Point Systems IPM Sentry Shelf External Interface Reference www pigeonpoint com e PICMG 3 0 R3 0 AdvancedTCA Base Specification www picmg com e Schroff Shelf Manager User s Manual Order no 63972 243 The documentation is available for registered users at www schroff biz 1 4 Product definition The Schroff 11596 15x is a 13 U 14 Slot ATCA 40G Shelf with enhanced cooling capability along with 25G or 40G backplane connectivity e Product Number 11596 150 Dual Star 40G Backplane bused IPMB e Product Number 11596 151 Dual Star 40G Backplane radial IPMB e Product Number 11596 152 Full Mesh 25G Backplane bused IPMB e Product Number 11596 153 Full Mesh 25G Backplane radial IPMB The Schroff 11596 15x is designed to work with two redundant Schroff ShMM ACB V Shelf Managers at least one Shelf Manager is needed for a working System i Shelf Manager with bused IPMB 21596 291 Product Number 21596 300 Catalog Number with pac
51. mal operation of the shelf manager in an ATCA shelf Figure 40 Switches S101 and S102 shown in default position 12708853 www a tca com www schroff biz 55 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 Figure 41 Shelf Manager Cross Connect mm Backplane Connector mn Backplane Connector Shelf Manager 2 ShMM 500 ETH1 ETHO 12709823 Table 30 Connector P23 pin assignment for Shelf Manager Cross Connect Row Designation ab cd ef gh 5 Shelf Manager Port Tx1 Tx1 Rx1 Rx1 Tx2 Tx2 Rx2 Rx2 with Shelf Manager Cross Connects Shelf Manager Cross Connect 1 Shelf Manager Cross Connect 2 www a tca com www schroff biz 56 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 11 6 Shelf Manager RS 232 Console Serial Interface A serial interface is implemented on the ShMM 500 The Shelf Manager provides an RS 232 console interface that provides a full set of RS 232 signals including modem control These signals are routed through the Shelf Manager backplane connector to a RJ45 connector on the front panel of the Shelf Alarm Panel The serial console default configuration is e 115200 baud e no parity e 8 data bits e 1 stop bit 11 7 Front Panel RESET push button The Shelf Manager provides a RESET push button on the front panel It is connected to the SAMM 500 s MR signal Pushing the RESET button will reset the Shelf Manager 11
52. nal GND FAN PRES HAO HA1 INT VRTN_B VRTN_A 48V_B 48V A FAN_24V_RTN FAN_24V R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 7 7 Fan Tray IPC Addresses Geographic address pins HAO HA1 at the Fan Tray Horizontal Board connector determine the I C addresses of the devices Table 18 Fan Tray IPC addresses Fan Tray Location front view SEEPROM LM75 0 Left 0xa8 0x54 0x90 0x48 1 Center Oxaa 0x55 0x92 0x49 2 Right Oxac 0x56 0x94 0x4a i The addresses are shown in 8 bit 7 bit format 7 8 Fan Tray I O Device The Fan Tray I O device PCA9555 e controls the status of the LEDs e reads the status of the Hot Swap push button e reads the status of the DC DC converter for the 24 VDC fan power supply e can enable the Hot Swap controller to switch off the fans Table 19 Fan Tray PCA9555 pin assignment PCA9555 I O pins 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 1 0 1 1 1 2 1 3 1 4 1 5 1 6 lef Configuration registers 6 and 7 in the PCA9555 control the direction of the I O pins Normally a Oxdf is written to register 6 and a 0x17 is written to register 7 Function State 48V_A bus voltage 0 Voltage OK 48V_A fan tray voltage 0 Voltage OK 48V_B bus voltage 0 Voltage OK 48V_B fan tray voltage 0 Voltage OK 24 VDC OK 0 Voltage OK FAN OFF 0 Fans switched off N C Pulled high N C Pulled high N C Pulled high N C Pulled high N C Pulled high Green LED Ok 1 On
53. off biz 19 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 6 2 Shelf Alarm Display SAD Shelf Alarm Panel and Shelf Alarm Display The Shelf Alarm Display SAD is a user interface and located at the left front top of the Shelf It provides 3 Shelf Alarm LEDs MINOR MAJOR CRITICAL 3 User definable LEDs USER1 USER2 USER3 3 Fan Tray Alarm LEDs Left Center Right 3 Fan Tray OK LEDs Left Center Right The Alarm Silence push button 2 serial console interfaces for both Shelf Managers RJ45 connectors Figure 16 Shelf Alarm Display NO nO FP WB DY gt 1 i 314 9 MIN MAJ GRIT 1 7 i 12131 Fixing screw 9 Alarm Silence push button 10 LED Min Alarm yellow 11 LED Maj Alarm amber 12 LED Crit Alarm red 13 User definable LED 1 red 14 User definable LED 2 green 15 User definable LED 3 amber 16 6 2 1 User definable LEDs H 12706959 ii a pe LED Fan Tray Left Alarm red LED Fan Tray Center Alarm red LED Fan Tray Right Alarm red LED Fan Tray Left OK green LED Fan Tray Center OK green LED Fan Tray Right OK green Serial Console Interface Shelf Manager 1 Left Serial Console Interface Shelf Manager 2 Right The LEDs USER 1 2 3 are user definable and connected to the 1 C bus I O port of the PCA 9555 on the SAP www a tca com www schroff biz 20 R1 1 November 201 1 14 Slot AdvancedTCA Shelf Shelf
54. or Pin Assignment Pin Signal Name Description 1 LED USER1 Signal to User Definable LED 1 on Shelf Alarm Display 2 LED USER2 Signal to User Definable LED2 on Shelf Alarm Display 3 LED USER3 Signal to User Definable LED3 on Shelf Alarm Display 4 LED MIN Signal to Minor Alarm LED on Shelf Alarm Display 5 LED MAJ Signal to Major Alarm LED on Shelf Alarm Display 6 LED CRIT Signal to Critical Alarm LED on Shelf Alarm Display F RST PB Signal from Alarm Silence Push Button on Shelf Alarm Dis play 8 GND Ground 9 SCL CHO Serial Clock Master Only I C Bus Channel 0 10 SDA CHO Serial Data Master Only PC Bus Channel 0 11 GND Ground 12 SAP_PRES GND SAP Presence signal Grounded on SAP 13 INT External Interrupt Request Master Only I C Bus 14 GND Ground 15 I2C_PWR_B 3 3 VDC power supply for Shelf I C bus devices 16 I2C PWR A 3 3 VDC power supply for Shelf PC bus devices www a tca com www schroff biz 27 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Alarm Panel and Shelf Alarm Display 11596 150 151 152 153 6 8 SAP SEEPROM The SAP SEEPROM is connected to the Master Only I C bus and is a Microchip 24LC256 device 6 9 SAP Temperature Sensor The LM75 temperature sensor measuring the board temperature is located on the SAP PCB The temperature sensor is connected to the Master Only I C bus 6 10 SAP IPC Addresses Table 13 SAP IC Addresses LM75 SEEPROM PCA9555 0x96 0x4b 0xa6 0x53 0x44 0x22 6 11 SAP PCA9555 The PCA9555 device
55. oss connected to other ShMC IPMB_A To ATCA Slot 14 IPMB_B E pull ups Buffer H pull ups Buffer pull ups E Switch To ATCA Slot 1 ut Master Only I2C bus 12708849 www a tca com www schroff biz 53 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Shelf Managers 11 4 1 Radial IPMB Enables If installed the SAMM ACB V implements the FET enables for the radial IPMB with three Philips PCA9555 16 bit GPIO port devices See the table below for the enable bit to IPMB channel mapping Table 29 Radial IPMB enable bit to IPMB channel mapping To Backplane IPMB Enable I2C I O Port on Logical slot Channel Signal PCA9555 ite Fort Ee EID CROSS A EN10 U11 0x42 1 0 0 2 CROSS SCL SDA A C20 D20 CROSS B EN25 U07 0x40 I O 1 4 CROSS SCL SDA B A18 A17 Slot 1 Channel A EN33 U13 0x4e I O 1 0 SCL SDA_A01_R C13 A13 Slot 2 Channel A ENO4 U07 0x40 1 0 0 0 SCL SDA_A02_R E22 D22 Slot 3 Channel A EN13 U11 0x42 1 0 0 1 SCL SDA_A03_R A12 A11 Slot 4 Channel A EN12 U11 0x42 I O 0 4 SCL SDA_A04_R C16 B16 Slot 5 Channel A EN14 U11 0x42 1 0 0 0 SCL SDA_A05_R C12 B12 Slot 6 Channel A ENO8 U07 0x40 I O 1 3 SCL SDA_A06_R E14 D14 Slot 7 Channel A ENO7 U07 0x40 I O 1 2 SCL SDA_A07_R C14 B14 Slot 8 Channel A ENO5 U07 0x40 I O 1 0 SCL SDA_A08_R E12 D12 Slot 9 Channel A EN11 U11 0x42 I O 0 5 SCL SDA_A09_R A16 A15 Slot 10 Channel A ENO6 U07 0x40 1 0 1 1 SCL SDA_A10_R E13 D13 Slot
56. r Shelf Manager This topology is used to keep the max current per feed less then 25 A The max per slot power is limited by the minimum input voltage 40 5 V and maximum current 25 A per power branch Figure 32 Power distribution of the four Power Branches within the Shelf Fan Tray 1 Fan Tray 2 Branch 3 Branch 4 Hub Slot Node Slot Node Slot Node Slot gt o u CH O z N Ss E D a Branch2 Node Slot Branch2 Node Slot Branch4 Node Slot Branch4 Node Slot Branch4 Node Slot Branch 3 Branch 3 Branch 3 Branch 3 ShMC 1 Branch 2 ShMC 2 Branch 3 48 V 60 V 48 V 60 V 12710814 9 4 Slot Power Calculation Each branch supplies power to group of slots and or a Fan Tray or a Shelf Manager See Figure 30 The Shelf Manager calculates the maximum branch power by the minimum expected operating voltage default 40 5 V and the maximum branch current 25 A stored in the Shelf s FRU file With the default settings the available branch power is calculated with 1012 5 W Example Branch 4 Branch 4 supplies power to slot 9 11 13 and Fan Tray 2 With the maximum current 25 A and the minimum supply voltage 40 5 V each power branch delivers 1012 5 W The power consumption of the Fan Tray is 160 W 150 10 so the remaining power for 3 slots is 852 5 W i e 284 W per slot on average Because the Shelf Manager reserves 10 W for the for the IPMC on each FRU the actual remaining slot power is 274 W
57. ressure drop 24 Pa at 0 14 m min Figure 29 Rear Board Air Distribution Air distribution RTM nor mal operation gt E lt Table 21 Airflow and calculated cooling capacity rear slots Cooling Cooling Capacity Capacity SC At 10K At 12K Zone1 Zonei Zone m min m h CFM Slot 1 0 12 7 02 4 13 24W 28 W B3 Slot 2 0 12 7 13 4 19 24W 29 W B3 Slot 3 0 12 7 18 4 22 24W 29 W B3 Slot 4 0 11 6 84 4 02 23 W 28 W B2 Slot 5 0 11 6 65 3 91 22 W 27 W B2 Slot 6 0 11 6 39 3 76 21W 26 W B2 Slot 7 0 11 6 7 3 94 22 W 27 W B2 Slot 8 0 11 6 72 3 95 23 W 27 W B2 Slot 9 0 1 6 18 3 63 21W 25 W B1 Slot 10 0 11 6 41 3 77 22 W 26 W B2 Slot 11 0 11 6 67 3 92 22 W 27 W B2 Slot 12 0 1 6 18 3 63 21W 25 W B1 Slot 13 0 12 6 93 4 08 23 W 28 W B3 Slot 14 0 11 6 71 3 95 23 W 27 W B2 gt 1 56 93 69 55 11 314 W 377 W www a tca com www schroff biz 38 R1 1 November 2011 14 Slot AdvancedTCA Shelf Horizontal Board 11596 150 151 152 153 8 Horizontal Board Figure 30 Horizontal Board 12705904 1 Riser Board 5 Connector SAD 2 Connector Fan Tray 2 6 Connector Fan Tray 0 3 Connector SAP 7 Horizontal Board 4 Connector Fan Tray 1 The Horizontal Board 7 is located behind the Fan Trays at the top of the Shelf The Horizontal Board provides the connectors for the Fan Trays 2 4 6 the SAP 3 and the SAD 5 The signals
58. ription Off No alarm active On Alarm active Flashing Alarm active but silenced Silence Push Button The Alarm Silence push button on the Shelf Alarm Panel faceplate deactivates the alarm relays During the time Alarm Silence is activated the Alarm LEDs flash By pressing the Alarm Silence push button a second time the alarm relays are reactivated and the Alarm LEDs are solid The Alarm Silence push button only activates the Alarm Silence state but does not reset the alarms If the silence interval default 600 s is exceeded without resolving the alarms the alarms will be re initiated Reset Hardware Reset Two relay inputs at the DB15 connector are used to reset the Minor and Major alarm state The reset inputs accept timed pulse inputs for clearing Minor and Major alarm states Reset is accomplished by asserting a voltage differential from 3 3 VDC to 72 VDC for between 200 ms and 300 ms The acceptance voltage range is from 0 to 48 VDC continuous handles up to 60 VDC at a 50 duty cycle The current drawn by a reset input does not exceed 12 mA There is no hardware reset reset input for the Critical Alarm state Software Reset The RMCP and CLI functions can be used to set and reset the Telco Alarms incl Critical Alarm See the Pigeon Point Shelf Manager External Interface Reference for more information www a tca com www schroff biz 24 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153
59. s e 1 stop bit D The serial console cable is not included with the Shelf Order No 23204 187 www a tca com www schroff biz 29 R1 1 November 2011 14 Slot AdvancedTCA Shelf Fan Trays 11596 150 151 152 153 7 Fan Trays 7 1 Introduction The 14 Slot ATCA Shelf contains three hot swappable Fan Trays The Fan Trays are plugged in at the upper rear side of the Shelf and can be removed by lifting the retention lever Each Fan Tray contains two fans for cooling the front boards and the RTM section of the Shelf The cooling of the RTM section is provided by guiding air through cutouts in the ATCA Backplane The fan speeds are monitored by tachometer signals sent from the Fan Trays to the Shelf Manager The Shelf Manager regulates the fan speed with a DC voltage The display module at the Fan Tray provides e A blue Hot Swap LED e Ared Fan Tray Alarm LED e A green Fan Tray OK LED e A Hot Swap push button Figure 24 Fan Tray Front and Rear View 12710815 Hot Swap push button Extraction handle Hot Swap LED blue Fan Tray Alarm LED red Fan Tray OK LED green Retention lever Horizontal Board connector Guiding Pin KR WORD ON OO www a tca com www schroff biz 30 R1 1 November 2011 14 Slot AdvancedTCA Shelf Fan Trays 11596 150 151 152 153 Figure 25 Fan Tray Numbering LNL State Mana 12709834 0 Fan 40 1 Fan 1 2 Fan 2 3 Fan 3 10 Fan Tray 0 left 4 Fan 4 11 Fan Tray 1 center
60. t controllers ADM1024 1026 and monitor the presence signals from the PEMs and Fan Trays The master only PC bus is fed to a 4 channel switch PCA9545 and then routed through the backplane connector to the Shelf FRU SEEPROMs on the CDMs Channel 1 and 2 the exhaust temperature sensors on the Fan Trays Channel 3 the intake temperature sensors on the CDM1 Channel 3 the PEMs Channel 4 The master only 1 C bus is also buffered and then routed to the SAP Channel 0 The Active signal of the ShMM 500 is used to enable the I C switch and the buffer so that only the active Shelf Manager has access to the Shelf I C bus devices Figure 35 Distribution of the Master Only I C bus Fan Tray 0 left Fan Tray 1 center Fan Tray 2 right LM75 Exhaust SEEPROM PCA9555 LM75 Exhaust SEEPROM PCA9555 LM75 Exhaust SEEPROM PCA9555 PEM B LM75 SEEPROM PCA9555 PEMA LM75 SEEPROM PCA9555 CDM 2 Temp Sensors not used by default LM75 Intake temp left LM75 Intake temp center LM75 Intake temp right pe SEEPROM Shelf FRU Data comt LM75 Intake temp left LM75 Intake temp center LM75 Intake temp right LM75 SEEPROM Shelf FRU Data SEEPROM CRW BR Be PCA9555 CH1 EE CRW DW H 373432 CH2 CH3 CH I O 12C switch Buffer PCA9545 LTC4300 enable Master Only PC bus Primary Shelf Manager left www a tc
61. tive Off No Link Shelf Manager Blinking Activity Blinking in Service Backup Shelf Manager 4 ETH 1 Link Activity LED yellow 9 Hot Swap Switch On Link Activated by extraction handle Off No Link Blinking Activity 5 Hot Swap LED blue 10 Extraction handle Solid Blue ready to remove Blinking Hot Swap is requested Off No Hot Swap possible www a tca com www schroff biz 52 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 11 3 Bused IPMB Interface Only Shelf Managers with Product Number 21596 291 for Shelves 11596 150 152 The ShMM 500 provides two IPMBs The IPMB A and IPMB B from the ShMM 500 are routed directly to the Backplane connector The ATCA Backplane buses the two IPMBs to the ATCA boards The Active signal of the ShMM 500 is used to switch on off the pull up resistors of the IPMBs Figure 38 Block diagram bused IPMB swin ca IT IPMB_A spa LU so mb sp O O Backplane Connector 12708848 11 4 Radial IPMB Interface Only Shelf Managers with Product Number 21596 292 for Shelves 11596 151 153 The IPMB A and IPMB B buses from the ShMM 500 are routed through IPMB buffers and switches to the Backplane connector J2 The ATCA Backplane connects the individual IPMBs to the ATCA boards Figure 39 Block diagram radial IPMB Cross connected to other ShMC IPMB_B To ATCA Slot 14 IPMB A D i To ATCA Slot 1 Cr
62. us Channel 2 Master Only 12C bus Channel 3 Master Only 12C bus Channel 4 Shelf Ground Switchover signal from the other Shelf Manager proprietary signal cross connected on Backplane to SWR_Output of other Shelf Manager Switchover signal to the other Shelf Manager proprietary signal cross connected on Backplane to SWR_Input of other Shelf Manager Ethernet interface ETH1 Serial interface 1 Transmit Data Serial interface 2 Transmit Data not used in Schroff Shelves Voltage return supply A Voltage return supply B 66 R1 1 November 2011 14 Slot AdvancedTCA Shelf 11596 150 151 152 153 Technical Data 12 Technical Data Table 38 Technical Data Physical Dimensions Height Width Depth Weight Shipping weight completely assembled with packaging Shelf weight w o fan tray and w o PEMs Shelf weight completely assembled Power Input voltage Input Power Overcurrent Protection Cooling Capacity Front Boards RTM Environmental Ambient temperature long term Ambient temperature short term Humidity EMI Conducted Emissions Radiated Emissions Safety Protected Earth Test Hipot Test www a tca com www schroff biz 67 571 6 mm 482 6 mm 506 54 mm with cable trays 45 Kg 19 Kg 30 6 Kg 40 5 VDC 72 VDC 25 A per power feed total 4 x Feed A and 4 x Feed B 30 A Fuses on PEM gt 233 W Board gt 22 W Board 5 C 40 C 41 F to 104 F 5 C 55 C 23 F to
63. x kernel and sentry rfs is the ShMM 500 s root file system D A detailed instruction on how to reprogram the Shelf Manager is distributed with each new Firmware release www a tca com www schroff biz 62 R1 1 November 2011 14 Slot AdvancedTCA Shelf Shelf Managers 11596 150 151 152 153 11 15 Shelf Manager Front Panel and Backplane connectors Table 32 Front Panel 10 100 Ethernet Service Connector Pin Ethernet Signal TX TX RX 4 9 n c 6 RX 7 8 n C Figure 44 Backplane Connectors a j d r a E i Ze ir d F fata 17440 e z j S I Ri j P ri d d STEET Tr ei mm d UM i a ER d I 7 s iJa gt a FELEL SESE ANTES E ET gt a Li 7 V ZA i Peis ee MAN 314 A OUT LE kj 12706898 Table 33 Pin Staging PS Pin length A 8 25 mm B 9 75 mm C 11 25 mm i The Pin Staging PS is the length of the Pins of the connector at the Backplane not at the Shelf manager Table 34 Backplane Signal Connector J1 pin assignment a PS b PS C PS d PS e PS 1 48V_A B VRTN_A B NC B 48 V B B VRTN P B Dr Le a 3 SHELF_GND B SHELF GND B SHELF GND B SHELF GND B SHELF GND B 4 S E 5 FAN_TACHO A FAN TACH1 A FAN TACH2 A FAN TACH3 A FAN TACH4 A 6 FAN TACH5 A FAN TACH6 A FAN TACH7 A FAN TACH8 A PWMC 7 FAN SPEED A NC A FAN 24V A FAN 24V RTN A PWM_E A 8 S E a 9 PEMPRESA A SAP PRES A SWR _Input A HLY_Input A SWR Outputft A 10 TX A TX A HS EN A HLY_Output A HAT 11 AIR FIT PR PEM PRES B A RX A RX

14 slot ATCA Shelf

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