Lenovo RackSwitch G8296 Installation Manual Download Page 81

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Chapter 4: Removing and Replacing Components

Slide the G8296 unit out of the rack.

Loosen and remove the M4 screws that attach the front mounting brackets to each
side of the switch.

If replacing the unit with another G8296, see

“Replacing the G8296” on page 83

Summary of Contents for RackSwitch G8296

Page 1: ...Lenovo RackSwitch G8296 Installation Guide For Lenovo Network Operating System ...

Page 2: ...document and the Environmental Notices and User Guide document on the Documentation CD included with the product Third Edition February 2017 Copyright Lenovo 2017 Portions Copyright IBM Corporation 2014 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in ...

Page 3: ... CD 17 Related Documentation 17 Switch Components 19 Switch Unit 20 Management Panel 21 Mini USB Serial Console Port 21 RJ 45 Management Port 22 RJ 45 Management LEDs 22 Reset Button 23 System Status LEDs 24 USB Port 24 Switching Ports 25 SFP Ports 25 SFP LEDs 26 QSFP Ports 26 QSFP LEDs 27 Rear Panel 28 Fans 28 Fan LEDs 28 Power Supply 28 Power LEDs 31 Installing G8296 Hardware and Options 33 Befo...

Page 4: ...placing the Fan Module 73 Removing the G8296 from a Standard Equipment Rack 74 Removing the switch from a Lenovo System x or Power Rack 76 Removing the G8296 from a Lenovo NeXtScale Rack 79 Removing the Air Duct Option 82 Replacing the G8296 83 Preparing and Returning the G8296 83 Configuring Vital Product Data 83 Initializing the G8296 87 System Status LEDs 88 Connecting to the Switch 89 Using th...

Page 5: ...alia and New Zealand Class A Statement 118 European Union Compliance to the Electromagnetic Compatibility Directive 119 Germany Class A Statement 119 Japan VCCI Class A Statement 120 Japan Electronics and Information Technology Industries Association JEITA Statement 121 Korea Communications Commission KCC Statement 121 Russia Electromagnetic Interference EMI Class A statement 121 People s Republic...

Page 6: ...6 Lenovo G8296 Installation Guide ...

Page 7: ...installer ce produit lisez les consignes de sécurité Vor der Installation dieses Produkts die Sicherheitshinweise lesen Πριν εγκαταστήσετε το προϊόν αυτό διαβάστε τις Πληροφορίες ασφαλείας safety information A termék telepítés előtt olvassa el a Biztonsági előírásokat Prima di installare questo prodotto leggere le Informazioni sulla Sicurezza Πред да инсталира овој продукт прочитајте информацијата...

Page 8: ...izvoda preberite Varnostne informacije Antes de instalar este producto lea la información de seguridad Läs säkerhetsinformationen innan du installerar den här produkten Bu ürünü kurmadan önce güvenlik bilgilerini okuyun Youq mwngz yungh canjbinj neix gaxgonq itdingh aeu doeg aen canjbinj soengq cungj vahgangj ancien suisik ...

Page 9: ...ore you install the device Following is a compilation of the statements found throughout this manual Statement 3 CAUTION When laser products such as CD ROMs DVD drives fiber optic devices or transmitters are installed note the following Do not remove the covers Removing the covers of the laser product could result in exposure to hazardous laser radiation There are no serviceable parts inside the d...

Page 10: ...any part that has the following label attached Hazardous voltage current and energy levels are present inside any component that has this label attached There are no serviceable parts inside these components If you suspect a problem with one of these parts contact a service technician Statement 13 DANGER 1 2 Overloading a branch circuit is potentially a fire hazard and a shock hazard under certain...

Page 11: ...Connect all power cords to a properly wired and grounded power source Connect to properly wired power sources any equipment that will be attached to this product When possible use one hand only to connect or disconnect signal cables Never turn on any equipment when there is evidence of fire water or structural damage Disconnect the attached ac power cords dc power sources network connections telec...

Page 12: ...r at the ac power distribution unit For dc systems disconnect dc power sources at the breaker panel or by turning off the power source Then remove the dc cables 2 Remove the signal cables from the connectors 3 Remove all cables from the devices When you populate a rack cabinet adhere to the following guidelines Always lower the leveling pads on the rack cabinet Always install the stabilizer bracke...

Page 13: ...duct is also designed for IT power distribution systems with phase to phase voltage of 230V This product is not intended for use in the direct field of view at visual display workplaces Machinenlärminformations Verordnung 3 GPSGV der höchste Shalldruckpegel beträgt 70 dB A oder weniger ...

Page 14: ...14 G8296 Installation Guide ...

Page 15: ...orts can be populated with optical QSFP modules or Direct Attach Cables DACs including those that allow the port to be used as four 10 GbE SFP ports SFP ports can be populated with optical or copper transceiver modules or DACs Orientation Airflow and Redundancy The G8296 is 2U in height and is horizontally rack mountable Mounting options are available for a variety of rack systems For superior rel...

Page 16: ...ent which is on the included Documentation CD Each statement is numbered for reference to the corresponding statement in the Safety Information document The following notices and statements are used in this document Note These notices provide important tips guidance or advice Important These notices provide information or advice that might help you avoid inconvenient or problem situations Attentio...

Page 17: ... or DVD drive and run the following command from the mnt cd directory sh linux sh When the CD is mounted open the directories and documents that support your product Related Documentation Additional or updated product documents may be available from the Lenovo website Such documents may cover features not described in the original documentation that comes with the switch or may include technical u...

Page 18: ...18 G8296 Installation Guide ...

Page 19: ... Copyright Lenovo 2017 19 Chapter 2 Switch Components This chapter describes the G8296 hardware components ...

Page 20: ...Figure 3 RackSwitch G8296 rear panel 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 93 95 94 96 87 88 89 91 90 92 SFP Ports QSFP Ports Management Panel SFP Ports QSFP Ports Reset Button Mini USB Ser...

Page 21: ... other end of the patch cable to the RJ 45 to DB9 adapter see the following illustration Figure 4 Console cable connections If using cables other than those from the included kit ensure that they are compatible with the port pin assignments shown in the following tables Table 1 Switch mini USB port connector pin assignments Pin Number Function 1 No connect 2 SIN RS 232 Input 3 SOUT RS 232 Output 4...

Page 22: ...he RJ 45 cable squeeze the release tab and gently pull the cable connector out of the switch connector RJ 45 Management LEDs The RJ 45 management port LEDs are oriented as shown in the following figure Figure 5 RJ 45 management port LEDs Status LEDs for the RJ 45 management port are described in the following table Table 3 RJ 45 status LEDs behavior LED State Functional Meaning Link Steady green L...

Page 23: ... its normal functions A log file is generated at the time of reset and saved to be later used for debugging purposes Factory reset press and hold reset for more than five seconds The switch reloads and reverts all configuration settings to the factory defaults This action will also generate and save a log file if the switch operates using Lenovo Cloud Network Operating System CNOS Normal reset pre...

Page 24: ...B drive For more information about using the USB drive see the Lenovo RackSwitch G8296 Release Notes Table 4 System status LEDs behavior LED State Functional Meaning All Off Total power failure Service Steady blue An operational command has been sent to light the LED so that this device can be more readily located Flashing blue Service is required due to failure of the general system its cooling f...

Page 25: ...10 GbE SFP ports are available on the front panel These ports accept supported optical or copper SFP or SFP transceivers or DACs Transceivers must be purchased separately Statement 3 CAUTION When laser products such as CD ROMs DVD drives fiber optic devices or transmitters are installed note the following Do not remove the covers Removing the covers of the laser product could result in exposure to...

Page 26: ... ports allow you to make one 40 GbE connection or four 10 GbE connections using a breakout cable as follows QSFP optical transceiver with MTP to 4 LC SFP fiber breakout cable This option supports only Lenovo 10GBASE SR SFP transceivers The 40GBASE SR4 specification 802 3ba 2010 indicates a higher optical power level than standard 10GBASE SR Lenovo SFP SR transceivers can handle the higher optical ...

Page 27: ...other than those specified herein might result in hazardous radiation exposure DANGER Class 1 Laser Product Laser Klasse 1 Laser Klass 1 Luokan 1 Laserlaite Appareil À Laser de Classe 1 QSFP LEDs Status LEDs for the QSFP ports are described in the following table Some laser products contain an embedded Class 3A or Class 3B laser diode Note the following Laser radiation when open Do not stare into ...

Page 28: ...exceeds a desired threshold the environmental monitor displays warnings Note If a fan fails the maximum operating temperature drops from 40 C 104 F to 35 C 95 F Fan LEDs If there is a failure of one or more fans the front panel Fan LED flashes Additional Fan LED indicators are located on the rear panel of the switch on the individual fan modules The following table describes the fan module LED beh...

Page 29: ...ation maintenance or reconfiguration of this product during an electrical storm Connect all power cords to a properly wired and grounded power source Connect to properly wired power sources any equipment that will be attached to this product When possible use one hand only to connect or disconnect signal cables Never turn on any equipment when there is evidence of fire water or structural damage D...

Page 30: ...the switch powers up when power is supplied through the power cord to one or both power supplies To Connect 1 Turn OFF all power sources and equipment that is to be attached to this product 2 Attach signal cables to the product 3 Attach power cords to the product For ac systems use appliance inlets For dc systems ensure correct polarity of 48 V dc connections RTN is and 48 V dc is Earth ground sho...

Page 31: ...atus LEDs on page 24 Additional LED indicators are located on the rear panel of the switch on the individual power supply modules The following table describes the power supply module LED behavior Table 8 Power supply module status LED behavior LED State Functional Meaning Service Amber Power supply failure Off Power supply is operational DC Green DC output power is present Off DC output power is ...

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Page 33: ...d in the package Environmental requirements Vital safety information Installing the switch in one of the supported rack types Installing the G8296 in a Standard Equipment Rack on page 40 Installing the G8296 in a Lenovo System x or Power Rack on page 43 Installing the G8296 in a Lenovo NeXtScale Rack on page 48 Installing the Air Duct Option on page 52 Installing Port Transceivers on page 57 Note ...

Page 34: ...ont rear and or bottom of the G8296 contain the Machine Type Model MTM number serial number part number of the switch These labels also include the Media Access Control MAC address on the rear panel of unit of the switch Though helpful the MAC address is not required for opening a service call Print this page and record product information below Keep the information in a safe place for future refe...

Page 35: ...ackage Contents The basic G8296 package contains the following items One RackSwitch G8296 unit with front to rear or rear to front airflow One two post mounting kit for standard 19 equipment racks Two mounting brackets Screws to attach brackets to the switch unit Screws to attach the switch unit to the equipment rack One console cable kit that includes One Mini USB to RJ 45 serial cable One Catego...

Page 36: ...llowing requirements Install the switch unit in a dry clean well ventilated area Provide adequate space in the front and back of the switch unit to ensure proper air flow Make sure that an adequate grounded power supply is within reach of the switch unit Make sure that twisted pair cable is routed away from power lines fluorescent lighting fixtures and other sources of electrical interference ...

Page 37: ...se a UL listed and CSA certified cord set consisting of a minimum of 18 AWG Type SVT or SJT three conductor cord a maximum of 15 feet in length and a parallel blade grounding type attachment plug rated 15 amperes 125 volts For units intended to be operated at 230 volts U S use Use a UL listed and CSA certified cord consisting of a minimum of 18 AWG Type SVT or SJT three conductor cord a maximum of...

Page 38: ... procedures Connect and disconnect cables as described in the following table when you install move or open covers on this product or attached devices To Connect 1 Turn OFF all power sources and equipment that is to be attached to this product 2 Attach signal cables to the product 3 Attach power cords to the product For ac systems use appliance inlets For dc systems ensure correct polarity of 48 V...

Page 39: ...your body Remove the device from its package and install it directly into the switch without setting it down If it is necessary to set down the device put it back into its static protective package Do not place the device on a switch cover or on a metal surface Take additional care when you handle devices during cold weather Heating reduces indoor humidity and increases static electricity Cabling ...

Page 40: ... begin on page 48 Installing the G8296 in a Standard Equipment Rack This section describes how to install the G8296 in a standard 19 inch equipment rack using the mounting kit included with the switch For information about mounting the switch in other supported racks see the appropriate section in this chapter The following parts are included in the standard mounting kit Attention The rack mountin...

Page 41: ...ormation in order to configure and register your product See Before Installing the G8296 on page 34 Note If this switch is a replacement switch copy the product information from the original switch onto the RID label that is shipped with replacement switch and affix the new label to the bottom of the new switch 2 Attach a mounting bracket Item 1 to each side of the switch with M4 screws Item 2 Tor...

Page 42: ...ther clip nuts Item 4 or cage nuts Item 5 Torque the screws to approximately 5 7 Nm 0 1 Nm 50 inch pounds 5 Connect all external cables in accordance with the Cabling Guidelines on page 39 6 Initialize the switch See Chapter 5 Initializing the G8296 on page 87 7 If the switch is a replacement unit set Vital Product Data see Configuring Vital Product Data on page 83 3 4 ...

Page 43: ...ncludes the following parts Note When using a System x or Power 4 post rack the 4 Post Rail Kit is compatible with the optional air duct kit available separately See Installing the Air Duct Option on page 52 for details Statement 26 CAUTION Do not place any object on top of rack mounted devices Table 11 Lenovo Adjustable 19 4 Post Rail Kit parts Item number Description Quantity 1 Switch front brac...

Page 44: ...e Installing the G8296 on page 34 Note If this switch is a replacement switch copy the product information from the original switch onto the RID label that is shipped with replacement switch and affix the new label to the bottom of the new switch 2 Attach the front mounting brackets Item 1 to each side of the switch with M4 screws Item 2 Torque the screws to approximately 2 0 newton meters Nm 0 1 ...

Page 45: ...the switch into the rack at the desired height 4 Secure the switch to the front rack posts with M6 screws Item 3 and either clip nuts Item 4 or cage nuts Item 5 Torque the screws to approximately 5 7 Nm 0 1 Nm 50 inch pounds 5 Place clip nuts Item 4 or cage nuts Item 5 on the rear posts 3 4 4 4 4 4 ...

Page 46: ...talling the 2U air duct option skip the two remaining steps in this section and see instead the instructions on Installing the Air Duct Option on page 52 8 If not using the 2U air duct option secure the mounting brackets to the rear rack posts with M6 screws Item 3 Torque the screws to approximately 5 7 Nm 0 1 Nm 50 inch pounds 7 7 3 ...

Page 47: ...ont brackets with M3 5 screws Item 6 Torque the screws to approximately 0 5 Nm 4 inch pounds 10 Connect all external cables in accordance with the Cabling Guidelines on page 39 11 Initialize the switch See Chapter 5 Initializing the G8296 12 If the switch is a replacement unit set Vital Product Data see Configuring Vital Product Data on page 83 6 ...

Page 48: ...ased separately It includes the following parts Note The optional air duct kit is not compatible with installation in the NeXtScale rack Statement 26 CAUTION Do not place any object on top of rack mounted devices Table 12 Lenovo Adjustable 19 4 Post Rail Kit parts Item number Description Quantity 1 Switch front bracket 2 2 M4 screws 36 3 M6 screws 8 4 M6 clip nuts 8 5 M6 cage nuts 8 6 M3 5 screws ...

Page 49: ... page 34 Note If this switch is a replacement switch copy the product information from the original switch onto the RID label that is shipped with replacement switch and affix the new label to the bottom of the new switch 2 Attach the front mounting brackets Item 1 in the recessed position on each side of the switch with M4 screws Item 2 Torque the screws to approximately 2 0 newton meters Nm 0 1 ...

Page 50: ... Item 5 Torque the screws to approximately 5 7 Nm 0 1 Nm 50 inch pounds 5 Slide the rear mounting brackets Item 7 into the slots available on the front mounting brackets then secure them to the rear rack posts with M6 screws Item 3 and either clip nuts Item 4 or cage nuts Item 5 Torque the screws to approximately 5 7 Nm 0 1 Nm 50 inch pounds 3 4 3 7 4 ...

Page 51: ...roximately 2 0 newton meters Nm 0 1 Nm 17 7 inch pounds 7 If installing the 2U air duct option see the instruction on page 52 8 Connect all external cables in accordance with the Cabling Guidelines on page 39 9 Initialize the switch See Chapter 5 Initializing the G8296 10 If the switch is a replacement unit set Vital Product Data see Configuring Vital Product Data on page 83 2 ...

Page 52: ...uct option kit Attention The rack mounting frame may not be able to support the weight of the networking switch with only the front post mounting brackets 2 post application If the switch has an undesirable amount of sag it is recommended to use a 4 post mounting kit Attention For earthquake stability mount the switch in a 4 post rack Statement 26 CAUTION Do not place any object on top of rack mou...

Page 53: ... the G8296 in a Lenovo System x or Power Rack on page 43 Note If installing the 2U air duct option to a previously mounted switch first remove and retain the rear bracket mounting screws and joining screws on both sides 2 Attach the air duct mounting brackets Item 3 and Item 4 to each of the switch mounting brackets with M3 5 screws Item 6 Torque the screws to approximately 0 5 Nm 4 inch pounds 6 ...

Page 54: ... rear rack posts using M6 screws from the 4 post rail kit Torque the screws to approximately 5 7 Nm 0 1 Nm 50 inch pounds 4 Attach a foam baffle Item 5 to the mounting brackets at each side of the switch with M3 5 screws Item 6 Torque the screws to approximately 0 5 Nm 4 inch pounds 6 5 ...

Page 55: ...e and Options 55 5 Use the cable ties Item 1 to secure the switch AC power cords to the air duct mounting brackets 6 Insert the air duct sleeve into the rear of the rack matching the air duct guides to the rails in the air duct mounting brackets on both sides ...

Page 56: ...56 G8296 Installation Guide 7 Secure the air duct sleeve to the rack with the four M4 thumbscrews ...

Page 57: ...r in an SFP port slot on the switch or in an installed QSFP breakout adapter complete the following steps Note To avoid damage to the cable or the SFP transceiver do not connect the cable before you install the transceiver 1 Remove the safety cap and pull the locking lever into the down unlocked position 2 Insert the transceiver into the slot until it clicks into place Use minimal pressure when yo...

Page 58: ...owing Do not remove the covers Removing the covers of the laser product could result in exposure to hazardous laser radiation There are no serviceable parts inside the device Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure DANGER Class 1 Laser Product Laser Klasse 1 Laser Klass 1 Luokan 1 Laserlaite Appareil...

Page 59: ... into the slot until it clicks into place Use minimal pressure when you insert the transceiver Do not use excessive force when you insert the transceiver or you might damage the transceiver or the slot The transceiver has a mechanical guide key to prevent you from inserting the transceiver in an incorrect orientation 3 Pull up the locking lever to lock the transceiver into place 4 Connect the fibe...

Page 60: ...lowing Do not remove the covers Removing the covers of the laser product could result in exposure to hazardous laser radiation There are no serviceable parts inside the device Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure DANGER Class 1 Laser Product Laser Klasse 1 Laser Klass 1 Luokan 1 Laserlaite Apparei...

Page 61: ...he slot until it clicks into place Use minimal pressure when you insert the transceiver into the slot Do not use excessive force when you insert the transceiver or you might damage the transceiver or the slot The transceiver has a mechanical guide key to prevent you from inserting the transceiver in an incorrect orientation 3 Pull up the locking lever to lock the transceiver into place 4 Connect t...

Page 62: ...the laser product could result in exposure to hazardous laser radiation There are no serviceable parts inside the device Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure DANGER Class 1 Laser Product Laser Klasse 1 Laser Klass 1 Luokan 1 Laserlaite Appareil À Laser de Classe 1 Some laser products contain an em...

Page 63: ...ce Use minimal pressure when you insert the transceiver into the slot Do not use excessive force when you insert the transceiver or you might damage the transceiver or the QSFP slot The transceiver has a mechanical guide key to prevent you from inserting the transceiver in an incorrect orientation 3 Pull up the locking lever to lock the transceiver into place 4 Connect the fiber optic cable follow...

Page 64: ...64 G8296 Installation Guide ...

Page 65: ...cing hot swap modules Removing and Replacing a Power Supply Module on page 67 Removing and Replacing a Fan Module on page 72 Removing the switch from one of the supported rack types Removing the G8296 from a Standard Equipment Rack on page 74 Removing the switch from a Lenovo System x or Power Rack on page 76 Removing the G8296 from a Lenovo NeXtScale Rack on page 79 Removing the Air Duct Option o...

Page 66: ... Klasse 1 Laser Klass 1 Luokan 1 Laserlaite Appareil À Laser de Classe 1 To remove one of the installed SFP SFP or QSFP transceiver modules from the switch complete the following steps 1 Disconnect the port cable from the transceiver 2 Pull down the locking lever to release the transceiver 3 Gently slide the transceiver out of the switch 4 After you remove the transceiver replace the safety cap To...

Page 67: ...h or disrupting switch functions For proper airflow when operating the switch with only one power supply module the empty power supply bay must be closed by a blank power filler plate Removing the Power Supply Module Statement 5 CAUTION The power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device The device also might...

Page 68: ...o not leave the power supply bay empty for more than 90 seconds while the switch is operating Either replace the power supply module or install a blank power filler plate To return the component to customer service for replacement see Appendix A Getting Help and Technical Assistance to help you gather all the required information that is necessary to return a component After you remove the compone...

Page 69: ... source Connect to properly wired power sources any equipment that will be attached to this product When possible use one hand only to connect or disconnect signal cables Never turn on any equipment when there is evidence of fire water or structural damage Disconnect the attached ac power cords dc power sources network connections telecommunications systems and serial cables before you open the de...

Page 70: ...g for safety 4 Attach signal cables to other devices 5 Connect power cords to their sources 6 Turn ON all the power sources To Disconnect 1 Turn OFF all power sources and equipment that is to be attached to this product For ac systems remove all power cords from the chassis power receptacles or interrupt power at the ac power distribution unit For dc systems disconnect dc power sources at the brea...

Page 71: ...k power filler plate remove the blank 2 Insert the power supply module into the selected power supply bay and gently push it into the slot until it latches Each power supply module has a mechanical guide key to prevent you from inserting the module incorrectly 3 Connect the power cord to the power supply module and to an appropriate universal grounded AC power source 4 Make sure that the power sup...

Page 72: ...sage write a log message to flash memory and shut down to prevent overheating Removing the Fan Module To remove a hot swap fan module press the release latch of the fan module and slide the module out of the bay Attention If the inlet air temperature is above 35 C 95 F while the switch is in operation replace the fan module within five minutes to avoid overheating the switch To return the componen...

Page 73: ...target bay is covered by a blank fan filler plate remove the blank 2 Remove the new fan module from the antistatic shielded bag 3 Slide the fan module into the card guides in the open slot and gently push it all the way into the slot until it latches see the illustration Each fan module has a mechanical guide key to prevent you from inserting the module incorrectly 4 Make sure that the fan module ...

Page 74: ...9 inch equipment rack For information about removing the switch from other supported racks see the appropriate section in this chapter To remove the G8296 from a standard rack complete the following steps 1 Disconnect all external cables 2 Loosen and remove the M6 screws and clip nuts or cage nuts to release the switch unit from the rack 3 4 ...

Page 75: ... and Replacing Components 75 3 Slide the switch unit out of the rack 4 Loosen and remove the M4 screws attaching the mounting bracket on each side of the switch 5 If replacing the unit with another G8296 see Replacing the G8296 on page 83 1 2 ...

Page 76: ...x or Power 4 post rack To remove the G8296 from a System x or Power rack complete the following steps 1 Disconnect all external cables 2 If the air duct option has been installed remove it as described in Removing the Air Duct Option on page 82 3 At the rear of the rack loosen and remove M3 5 screws that secure the rear brackets to the front brackets 6 ...

Page 77: ...nd clip nuts that attach the rear mounting brackets to the rear rack posts and then slide the rear mounting brackets free of their slots 5 At the front of the rack loosen and remove the M6 screws washers and clip nuts are used to connect the front mounting brackets to the front posts in the rack 3 3 4 ...

Page 78: ...ide 6 Slide the G8296 unit out of the rack 7 Loosen and remove the M4 screws that attach the front mounting brackets to each side of the switch 8 If replacing the unit with another G8296 see Replacing the G8296 on page 83 1 2 ...

Page 79: ...tScale Rack This section describes how to remove the G8296 from a Lenovo NeXtScale 4 post rack To remove the G8296 from a NeXtScale rack complete the following steps 1 Disconnect all external cables 2 Loosen and remove the rear most set of M4 screws securing the mounting brackets to the side of the switch 2 ...

Page 80: ... the rear mounting brackets to the rear rack posts then slide the rear brackets out of their slots in the front mounting brackets 4 At the front of the rack loosen and remove the M6 screws washers and clip nuts are used to connect the front mounting brackets to the front posts in the rack 3 7 4 3 4 ...

Page 81: ... Replacing Components 81 5 Slide the G8296 unit out of the rack 6 Loosen and remove the M4 screws that attach the front mounting brackets to each side of the switch 7 If replacing the unit with another G8296 see Replacing the G8296 on page 83 1 2 ...

Page 82: ...ps 1 Loosen the M4 thumbscrews securing the air duct unit to the mounting brackets 2 Slide the 2U air duct unit out of the rack To return the component to customer service for replacement see Appendix A Getting Help and Technical Assistance to help you gather all the required information After you remove the component securely pack it for shipping For instructions to install a replacement air duct...

Page 83: ...a Power Supply Module on page 67 and Removing and Replacing a Fan Module on page 72 Install the replacement G8296 hardware as directed in Chapter 3 Installing G8296 Hardware and Options Once the hardware is installed configure the Vital Product Data VPD on the replacement switch as shown in the following section Configuring Vital Product Data After you install the replacement G8296 hardware the ne...

Page 84: ...rating System ENOS for Lenovo Cloud Network Operating System CNOS where XX01234567 is the serial number of your old unit Note The serial number shown here is merely an example Use the actual serial number recorded from your old G8296 unit 5 Reset the switch using the following command 6 When prompted for confirmation enter y The switch will then restart G8296 config boot mtm 1234 56X New MTM value...

Page 85: ...Status Disabled Lenovo RackSwitch G8296 Switch has been up for 0 days 0 hours 13 minutes and 51 seconds Last boot 2 40 48 Tue Mar 20 2010 reset from console MAC address a8 97 dc f8 36 00 IP If 1 address 192 168 49 50 Management Port MAC Address a8 97 dc f8 36 fe Management Port IP Address if 128 10 241 31 135 Hardware Revision 0 Hardware Part No 00AY203 Switch Serial No XX01234567 Manufacturing da...

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Page 87: ...functions Statement 5 CAUTION The power control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device The device also might have more than one power cord To remove all electrical current from the device ensure that all power cords are disconnected from the power source 1 2 ...

Page 88: ...te the overall system status Power Steady green if the both power cords are connected or flashing green if the only one power cord is connected Service Off if the system is OK or flashing if service is required For additional LED indicators see the appropriate section in Chapter 2 Switch Components ...

Page 89: ...ons Use the console cable kit to connect the serial console port to a terminal or a computer running a terminal emulation program The console port terminal emulation requirements are as follows Default baud rate 9 600 bps Character size 8 characters Parity none Stop bits 1 Data bits 8 Flow control none Using the Management Port If the switch is connected to a network that employs DHCP you can also...

Page 90: ...o press Enter to display the password prompt After successfully logging into the switch the following CLI prompt will be displayed U Boot 2014 01 Jan 26 2017 07 10 58 lenovo CPU0 P2020 Version 2 1 0x80e20021 Core e500 Version 5 1 0x80211051 Clock Configuration CPU0 1200 MHz CPU1 1200 MHz CCB 600 MHz DDR 400 MHz 800 MT s data rate Asynchronous LBC 37 500 MHz L1 D cache 32 KiB enabled I cache 32 KiB...

Page 91: ...gs allow the switch to perform basic functions with minimal effort by the system administrator Custom configuration settings made by the administrator will override the default settings and can be saved so that they are retained if the switch is rebooted However if desired you can revert the custom configuration settings to the original factory defaults The original factory default configuration f...

Page 92: ...or DHCP requests will continue to be sent This feature does not change existing DHCP functionality To configure the management interface for remote management complete the following steps 1 Log onto the switch using the serial console port or management port on the G8296 front panel 2 Enter management interface mode for Lenovo Enterprise Network Operating System ENOS for Lenovo Cloud Network Opera...

Page 93: ...same IP subnet The switch CLI allows you to configure and control the switch over the network using the Telnet program You can use the CLI to perform many basic network management functions In addition you can configure the switch for management using an SNMP based network management system or a web browser For more information about using the CLI see the Command Reference guide for your specific ...

Page 94: ...on can be restored For more information about the configuration file see the Command Reference guide for your specific switch and firmware version Attention Installing the wrong firmware update might cause the network switch to malfunction Before you install a firmware read any release notes readme files and change history files that are provided with the downloaded update These files contain impo...

Page 95: ...m the following actions To change the booting image press I and follow the screen prompts To boot in recovery mode press R To reset the default user password press P and follow the screen prompts To reload the switch press Q The reloading process will start again To exit the Boot Management menu press E The reloading process continues The system is going down for reboot NOW INIT reboot Restarting ...

Page 96: ...rade using XModem download press X and follow the screen prompts For more details see Recovering from a Failed Image Upgrade using XModem Download on page 99 To enable the loading of a special image press P and follow the screen prompts For more details see Physical Presence on page 101 To check if the switch is ready to run Cloud NOS software press F It performs a check to see if the filesystem i...

Page 97: ... B when the following message appears and the dots are being displayed 4 Enter Boot Recovery Mode by selecting R The Recovery Mode menu will appear 5 To start the recovery process using TFTP select T The following message will appear 6 Enter the IP address of the management port 7 Enter the network mask of the management port 8 Enter the gateway of the management port 9 Enter the IP address of the...

Page 98: ...addr 10 72 97 135 Image Filename G8296 CNOS 10 1 1 0 imgs Netmask 255 255 255 128 Gateway 10 241 6 66 Configuring management port Installing image G8296 CNOS 10 3 1 0 imgs from TFTP server 10 72 97 135 Extracting images Do NOT power cycle the switch Installing Application Image signature verified Installing image as standby image 100 Standby image update succeeded Updating install log File G8296 C...

Page 99: ... Mode menu will appear 5 Select X for Xmodem download You will see the following display 6 When you see the following message change the Serial Port speed to 115200 bps 7 Press Enter to set the system into download accept mode When the readiness meter displays a series of C characters start Xmodem on your terminal emulator You will see a display similar to the following 8 Select the image to downl...

Page 100: ...e signature verified 100 Installing Kernel Image signature verified 100 Installing Device Tree Image signature verified 100 Installing Boot Loader 100 Updating install log File image installed from xmodem at 18 06 02 on 13 3 2015 Please select one of the following options T Configure networking and tftp download an image X Use xmodem 1K to serial download an image P Physical presence low security ...

Page 101: ...firm 6 A security test will be performed The system location blue LED will blink a number of times between 1 and 12 Enter that number 7 After entering the correct number the Recovery Mode menu will reappear To install a special image use one of the following procedures TFTP for details see page 97 XModem Download for details see page 99 Note You have three attempts to successfully complete the sec...

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Page 103: ...p resolve problems that might occur during installation and operation of the switch If you have problems accessing the switch or working with the firmware see the G8296 Application Guide and or the Command Reference For information about calling Lenovo for service see Appendix A Getting Help and Technical Assistance ...

Page 104: ... Guide System LED Is Not Lit Symptom The power supply LED is not lit Solution Check the power supply to make sure that there is a proper connection to the power source Make sure that power is available from the power source ...

Page 105: ...he port is configured with a specific speed or duplex mode check the other device to make sure that it is set to the same configuration If the switch port is set to auto negotiate make sure that the other device is set to auto negotiate Solution 2 Check the cables that connect the port to the other device Make sure that they are connected correctly Make sure that you are using the correct cable ty...

Page 106: ...ction by cables panels rack frames or other materials Make sure that all cooling fans inside the switch are running A fan module LED rear panel flashes if there is a failure of the fan The following CLI command displays fan status for Lenovo Enterprise Network Operating System ENOS for Lenovo Cloud Network Operating System CNOS If any fan stops during switch operation contact Customer Support G829...

Page 107: ... Does Not Initialize Boot Symptom All the switch LEDs stay on and the command prompt is not displayed on the console Solution The operating system might be damaged Use the console port to perform a serial upgrade of the switch firmware See the Command Reference ...

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Page 109: ...heck for updated software firmware and operating system device drivers for your Lenovo product The Lenovo Warranty terms and conditions state that you the owner of the Lenovo product are responsible for maintaining and updating all software and firmware for the product unless it is covered by an additional maintenance contract Your service technician will request that you upgrade your software and...

Page 110: ...n solve many problems without outside assistance by following the troubleshooting procedures that Lenovo provides in the online help or in the Lenovo product documentation The Lenovo product documentation also describes the diagnostic tests that you can perform The documentation for most systems operating systems and programs contains troubleshooting procedures and explanations of error messages a...

Page 111: ...ss or implied warranties in certain transactions therefore this statement may not apply to you This information could include technical inaccuracies or typographical errors Changes are periodically made to the information herein these changes will be incorporated in new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this p...

Page 112: ...may vary significantly Some measurements may have been made on development level systems and there is no guarantee that these measurements will be the same on generally available systems Furthermore some measurements may have been estimated through extrapolation Actual results may vary Users of this document should verify the applicable data for their specific environment ...

Page 113: ...he United States other countries or both Intel and Intel Xeon are trademarks of Intel Corporation in the United States other countries or both Internet Explorer Microsoft and Windows are trademarks of the Microsoft group of companies Linux is a registered trademark of Linus Torvalds Other company product or service names may be trademarks or service marks of others ...

Page 114: ...e largest currently supported drives that are available from Lenovo Maximum memory might require replacement of the standard memory with an optional memory module Each solid state memory cell has an intrinsic finite number of write cycles that the cell can incur Therefore a solid state device has a maximum number of write cycles that it can be subjected to expressed as total bytes written TBW A de...

Page 115: ... of information technology IT equipment to responsibly recycle their equipment when it is no longer needed Lenovo offers a variety of programs and services to assist equipment owners in recycling their IT products For information on recycling Lenovo products go to http www lenovo com recycling ...

Page 116: ...may condition provision of repair or replacement of devices or parts on implementation of appropriate remedial measures to mitigate such environmental contamination Implementation of such remedial measures is a customer responsibility Contaminant Limits Particulate The room air must be continuously filtered with 40 atmospheric dust spot efficiency MERV 9 according to ASHRAE Standard 52 21 Air that...

Page 117: ...t This product may not be certified in your country for connection by any means whatsoever to interfaces of public telecommunications networks Further certification may be required by law prior to making any such connection Contact a Lenovo representative or reseller for any questions ...

Page 118: ...ense Properly shielded and grounded cables and connectors must be used to meet FCC emission limits Lenovo is not responsible for any radio or television interference caused by using other than recommended cables and connectors or by unauthorized changes or modifications to this equipment Unauthorized changes or modifications could void the user s authority to operate the equipment This device comp...

Page 119: ...erence in which case the user may be required to take adequate measures Germany Class A Statement Deutschsprachiger EU Hinweis Hinweis für Geräte der Klasse A EU Richtlinie zur Elektromagnetischen Verträglichkeit Dieses Produkt entspricht den Schutzanforderungen der EU Richtlinie 2014 30 EU früher 2004 108 EC zur Angleichung der Rechtsvorschriften über die elektromagnetische Verträglichkeit in den...

Page 120: ...esem Fall kann vom Betreiber verlangt werden angemessene Maßnahmen durchzuführen und dafür aufzukommen Nach dem EMVG Geräte dürfen an Orten für die sie nicht ausreichend entstört sind nur mit besonderer Genehmigung des Bundesministers für Post und Telekommunikation oder des Bundesamtes für Post und Telekommunikation betrieben werden Die Genehmigung wird erteilt wenn keine elektromagnetischen Störu...

Page 121: ...d Information Technology Industries Association JEITA Confirmed Harmonics Guidelines with Modifications products greater than 20 A per phase Korea Communications Commission KCC Statement This is electromagnetic wave compatibility equipment for business Type A Sellers and users need to pay attention to it This is for any areas other than home Russia Electromagnetic Interference EMI Class A statemen...

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Page 123: ... Copyright Lenovo 2017 123 Appendix C Technical Specifications The G8296 technical specifications are described in the following sections ...

Page 124: ...s of the G8296 are listed in the following table Table 14 Physical characteristics Specification Physical characteristics Dimensions H x W x D 4 45 x 43 9 x TBD cm 1 75 x 17 3 x TBD in Weight 15 4 kg 34 lb maximum Airflow Available options for rear to front or front to rear airflow ...

Page 125: ... Measurement Temperature ambient operating 0 C to 40 C 32 to 104 F Temperature one fan failure operating 0 C to 35 C 32 to 95 F Temperature storage 40 C to 85 C 40 to 185 F Relative humidity non condensing operating 10 to 90 Relative humidity non condensing storage 10 to 90 Altitude operating 1 800 m 6 000 ft Altitude storage 12 190 m 40 000 ft Acoustic noise Less than 65dB Heat dissipation 717 BT...

Page 126: ...nput frequency universal 50 60 Hz AC input voltage universal 100 240 VAC AC inrush current 30A AC input current typical 1 74 A RMS 120 VAC 0 96 A RMS 230 VAC AC input current maximum 3 47 A RMS 120 VAC 1 82 A RMS 230 VAC Power supply rated output power 750 W each System power dissipation typical 220 VA System power dissipation maximum 420 VA DC output current typical 16 A Absolute maximum system p...

Page 127: ...acteristics depend on the specific firmware installed For more information see the Application Guide and Command Reference for your specific switch and its installed firmware Table 17 G8296 feature performance characteristics Feature Characteristics Switching architecture Non blocking Throughput 2 56 Tbps full duplex Ethernet line rate 100 IEEE 802 1Q VLANs 2048 with 4K VLAN IDs Forwarding databas...

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