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Contents

Chapter 1.  Introduction .  .  .  .  .  .  .  .  . 1

Features and specifications .  .  .  .  .  .  .  .  .  .  .  1

Chapter 2.  Rack cabinet  
components .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 3

Parts listing .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  3

Rack cabinet options.  .  .  .  .  .  .  .  .  .  .  .  .  .  4

Rear Door Heat eXchanger V2 .  .  .  .  .  .  .  .  4

42U Heavy Duty Rack Extension .  .  .  .  .  .  .  7

Cable management brackets .  .  .  .  .  .  .  .  .  9

Power distribution units and console  
switches .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  11

Chapter 3.  Rack cabinet setup .  .  .  .  13

Space planning .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  13

Unpack the rack cabinet .  .  .  .  .  .  .  .  .  .  .  14

Install the baying kit .  .  .  .  .  .  .  .  .  .  .  .  .  20

Install the front stabilizer .  .  .  .  .  .  .  .  .  .  .  26

Install 42U Heavy Duty Rack Extension.  .  .  .  .  .  27

Install nuts on the mounting flanges .  .  .  .  .  .  .  34

Install clip nuts .  .  .  .  .  .  .  .  .  .  .  .  .  34

Install cage nuts with a flat-blade  
screwdriver.  .  .  .  .  .  .  .  .  .  .  .  .  .  .  35

Install cage nuts with insertion tool

.  .  .  .  .  36

Install the rack grounding kit .  .  .  .  .  .  .  .  .  .  36

Set up Rear Door Heat eXchanger V2 .  .  .  .  .  .  39

Complete setup of Rear Door Heat eXchanger 
V2 that comes with the rack .  .  .  .  .  .  .  .  41

Replace a regular door with Rear Door Heat 
eXchanger V2 .  .  .  .  .  .  .  .  .  .  .  .  .  .  42

Water specifications for the secondary cooling 
loop

.  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  52

Fill the heat exchanger with water .  .  .  .  .  .  62

Instal a 0/1U device into the rack .  .  .  .  .  .  .  .  67

Instal a 0U device .  .  .  .  .  .  .  .  .  .  .  .  69

Install a 1U PDU or console switch to the rack  
side.  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  70

Instal a 1U device into the side pocket .  .  .  .  71

Chapter 4.  Managing cables and  
hoses .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  73

Routing cables/hoses for water-cooled system

.  .  77

Raised-floor environment .  .  .  .  .  .  .  .  .  78

Raised-floor and non-raised-floor  
environments .  .  .  .  .  .  .  .  .  .  .  .  .  .  80

Chapter 5.  Hardware removal, 
installation and reversion .  .  .  .  .  .  .  81

Removing and installing the side covers .  .  .  .  .  81

Remove a side cover .  .  .  .  .  .  .  .  .  .  .  81

Install a side cover .  .  .  .  .  .  .  .  .  .  .  .  82

Installing, removing, and converting the door .  .  .  83

Remove and install a door .  .  .  .  .  .  .  .  .  83

Reverse a door .  .  .  .  .  .  .  .  .  .  .  .  .  85

Rear Door Heat eXchanger V2 replacement .  .  .  .  92

Drain the heat exchanger of water .  .  .  .  .  .  92

Remove Rear Door Heat eXchanger V2 .  .  .  .  98

Install Rear Door Heat eXchanger V2 .  .  .  .  .  102

Fill the heat exchanger with water .  .  .  .  .  .  108

Replace the door latch .  .  .  .  .  .  .  .  .  .  113

Installing and removing 42U Heavy Duty Rack  
Extension .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  114

Install 42U Heavy Duty Rack Extension .  .  .  .  114

Remove 42U Heavy Duty Rack Extension .  .  .  119

Installing and removing power distribution units or  
switches

.  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  125

Install and remove a 0U PDU .  .  .  .  .  .  .  .  125

Install or remove a 1U device into or from the 
rack side .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  127

Installing and removing a 1U device in/from 
the side pocket .  .  .  .  .  .  .  .  .  .  .  .  .  131

Install and remove the outriggers .  .  .  .  .  .  .  .  133

Remove the outriggers .  .  .  .  .  .  .  .  .  .  133

Install the outriggers .  .  .  .  .  .  .  .  .  .  .  135

Installing and removing cable management  
brackets.  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  137

Remove a cable management bracket .  .  .  .  137

Install a cable management bracket .  .  .  .  .  139

Appendix A.  Getting help and 
technical assistance .  .  .  .  .  .  .  .  .  . 143

Before you call .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  143

Contacting Support .  .  .  .  .  .  .  .  .  .  .  .  .  144

Appendix B.  Notices .  .  .  .  .  .  .  .  .  . 145

Trademarks .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  146

Index .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 147

© Copyright Lenovo 2021

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Summary of Contents for ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet

Page 1: ...ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide Machine Type 7D6D ...

Page 2: ...Lenovo 2021 LIMITED AND RESTRICTED RIGHTS NOTICE If data or software is delivered pursuant to a General Services Administration GSA contract use reproduction or disclosure is subject to restrictions set forth in Contract No GS 35F 05925 ...

Page 3: ... for water cooled system 77 Raised floor environment 78 Raised floor and non raised floor environments 80 Chapter 5 Hardware removal installation and reversion 81 Removing and installing the side covers 81 Remove a side cover 81 Install a side cover 82 Installing removing and converting the door 83 Remove and install a door 83 Reverse a door 85 Rear Door Heat eXchanger V2 replacement 92 Drain the ...

Page 4: ...ii ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 5: ...is topic for features and specifications of ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet Features Optional device capacity 0U PDU Without rack extension Four units With rear rack extension Six units 1U optional devices rack side side pocket six units Extension capacity Up to two units of rack extension are supported Cooling enhancement ThinkSystem Rear Door Heat eXchanger V2 Copyright Lenovo...

Page 6: ...ggers 8 18 Stabilizer 7 15 Empty rack with one unit of extension 202 445 side panels 23 51 Empty rack with two units of extension 248 547 Maximal load 1588 3501 Packaging 244 538 Anchor shipping brackets 6 13 Maximal loaded shipping weight 2086 4599 Rear Door Heat eXchanger V2 empty 39 86 One unit of extension 16 35 Maximal empty rack cabinet weight 292 644 Rear Door Heat eXchanger V2 filled 48 10...

Page 7: ...y Duty Full Depth 42U Rack Cabinet Figure 2 Parts listing Table 3 Heavy Duty Full Depth 42U Rack Cabinet components 1 Rack cabinet frame 8 Keys doors and side covers 2 Rear door 9 Leveling pad 3 Side covers 10 Tools 4 Outriggers side stabilizers 11 Fixed caster 5 Front stabilizer 12 Swivel caster 6 Front door 13 Baying kit 7 Door latch Tool box Figure 3 Tool box Copyright Lenovo 2021 3 ...

Page 8: ... Velcro cable ties 12 Grounding kit Note Make sure to use the nuts and screws that come in the tool box Rack cabinet options See this topic to learn about optional components that are supported by ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet Rear Door Heat eXchanger V2 See this topic to learn about parts of ThinkSystem Rear Door Heat eXchanger V2 4 ThinkSystem Heavy Duty Full Depth 42U Rack ...

Page 9: ...Door Heat eXchanger assembly 9 Hinge kit 2 Air purging valve 10 Lift handles 3 Air purging tool 11 Lift handle 4 Door latch 12 Serial number 5 Latch plate 13 Lift handle 6 Drain valve 14 Lower air baffle 7 Return manifold coupling 15 Upper air baffle 8 Supply manifold coupling Chapter 2 Rack cabinet components 5 ...

Page 10: ...inute Maximum 56 8 liters 15 gallons per minute For setup and installation see Set up Rear Door Heat eXchanger V2 on page 39 Heat exchanger performance Expected performance of the heat exchanger is illustrated in the following figure for a typical inlet air temperature of 27 C 80 6 F with a fully populated rack near uniform power dissipation and a 30 40 kW heat load By selecting the correct water ...

Page 11: ...gly Otherwise the water temperature must be above the maximum dew point that is allowed at that data center installation Performance data is shown in the following figure for a 20 kW heat load Because of the lower heat load a specific level of cooling can be achieved with warmer water a lower flow rate or both Figure 6 Typical performance of the heat exchanger 20 kW heat load 42U Heavy Duty Rack E...

Page 12: ... screws 3 One top cover 7 Fourteen side panel screws 4 Two front covers Specifications Table 6 42U Heavy Duty Rack Extension specifications Extension depth 180 mm 7 inches Weight 16 kg 35 3 lbs Cable management There are four 89 width x 178 height mm openings on each extension panel U7 to U11 U13 to U17 U25 to U29 U32 to U36 8 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 13: ...n a extension panel For installation procedure see Install 42U Heavy Duty Rack Extension on page 27 Cable management brackets See this topic to learn about the cable management brackets Chapter 2 Rack cabinet components 9 ...

Page 14: ...ble management bracket 2 Six screws Rear cable management bracket Figure 10 Rear cable management bracket components 1 Four screws 2 Rear cable management bracket For installation procedure see Install a cable management bracket on page 139 10 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 15: ...ts the following PDUs switches 0U PDU Without rack extension Four units With rear rack extension Six units 1U optional devices rack side side pocket six units For a complete list of supported power distribution units go to Power distribution units https lenovopress com servers options pdu Console switches https lenovopress com servers options kvm Chapter 2 Rack cabinet components 11 ...

Page 16: ...12 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 17: ...ut tile or to restore the integrity of a tile that is cut for cable or hose entry exit Contact the raised floor tile manufacturer a structural engineer or both to ensure that the raised floor tiles and pedestals can support the concentrated loads Special consideration should be given to the dynamic rolling weight of the rack and its contents to ensure the integrity of the raised floor or slab is n...

Page 18: ...fely lift this part or unit Make sure to follow fork lift truck operating regulations to prevent overturning of the rack cabinet Notes Space requirement You will need minimum of 2885 mm 113 6 inch on the rear side of the pallet to unpack the rack cabinet Tool requirement You will need one sharp tool Forklift requirements Note Only the front side of the pallet is available for the forklift 14 Think...

Page 19: ...onger than 350 mm 2 must be shorter than 700 mm 3 must be between 1450 to 1650 mm Loading capacity must be larger than 3000 kg Step 1 Cut the four straps with a sharp tool Figure 13 Cutting the straps Chapter 3 Rack cabinet setup 15 ...

Page 20: ... the cardboards Step 3 Remove the top bars and side boxes Note One of the side cartons contains the ramps and is quite heavy Lifting it requires two people Figure 15 Removing the top bars and side boxes 16 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 21: ...rames Slightly lift and slide the six horizontal bars left to disengage their right ends from the slots on the right frame Remove the right frame along with the three horizontal bars Remove the left frame along with the nine horizontal bars Chapter 3 Rack cabinet setup 17 ...

Page 22: ...ing bracket Step 6 Open the rear door Remove the ten screws the two bolts and the rear shipping bracket Figure 18 Removing the rear shipping bracket Step 7 Rise each of the four leveling pads with wrench in turns until they no long bear the weight of the rack cabinet 18 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 23: ...Figure 19 Rising the leveling pads Chapter 3 Rack cabinet setup 19 ...

Page 24: ... door and slowly slide the rack cabinet down from the pallet to the designated location Figure 21 Moving the cabinet Install the baying kit More than one rack cabinets could be connected into a suite See this topic to learn how to attach rack cabinets into a suite with the baying kit About this task 20 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 25: ...t Always install servers and optional devices starting from the bottom of the rack cabinet Procedure Step 1 Extend each of the four leveling pads in turns until they firmly contact the floor and support the rack cabinet Make sure the cabinet is balanced by gently pushing the cabinet If it tilts adjust the length of the leveling pads until the cabinet is well balanced Figure 22 Lowering the levelin...

Page 26: ... stabilizing bars on the ground and remove the bars Step 3 Remove the four screws that secure each of the outriggers and remove the outriggers Figure 24 Removing the outriggers Step 4 Remove the front and rear doors of every rack cabinet that is to be part of the suite 22 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 27: ...d lift both hinge pins until they lock in the open position so that the door is disengaged Remove the door from the rack cabinet frame Step 5 Optional Remove all the sides covers that will contact each other in the suite Chapter 3 Rack cabinet setup 23 ...

Page 28: ...d setup see Instal a 1U device into the side pocket on page 71 Make sure to complete all the required cable connection and device setup before installing baying kits to the cabinets as these tasks will be hard to operate afterwards Step 7 Align the four screw holes of two attachment brackets with the holes in the neighboring racks and secure each bracket to the racks with four screws Note Do not f...

Page 29: ...Figure 27 Installing attachment brackets Step 8 Reinstall all the doors that have been removed Chapter 3 Rack cabinet setup 25 ...

Page 30: ...secured Install the front stabilizer See this topic to learn how to enhance rack cabinet balance with the front stabilizer Procedure Step 1 Unlock and open the front door Step 2 Secure the stabilizer to the front of the rack cabinet with four screws Figure 29 Installing the front stabilizer 26 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 31: ... each side of the rack Each rack cabinet supports up to two units of rack extension one to the front and one to the rear side However if the rear side has been installed with the Rear Door Heat Exchanger the rack extension cannot be installed Watch the procedure A video of this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3de...

Page 32: ...r in place and lift both hinge pins until they lock in the open position so that the door is disengaged Remove the door from the rack cabinet frame Step 2 Remove the two hinges and the two doorstops 28 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 33: ...e door latch Figure 33 Removing the door latch Step 4 Secure an extension panel to the side of the rack with seven screws and repeat the step on the other extension panel Note It is advised not to fully tighten the screws in this step Chapter 3 Rack cabinet setup 29 ...

Page 34: ... 34 Installing an extension panel Step 5 Align the top cover with the screw holes on the front of the rack and secure each side with two screws 30 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 35: ...ng the extension top cover Step 6 Secure each of the two front panels to the extension panels with four screws If the extension panel screws have not been fully tightened tighten them now Chapter 3 Rack cabinet setup 31 ...

Page 36: ...Figure 36 Installing the extension front panels Step 7 Install the two hinges two doorstops and the door latch to the rack 32 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 37: ...Figure 37 Install the hinges doorstops and door latch Step 8 Install the door back to the rack Chapter 3 Rack cabinet setup 33 ...

Page 38: ...at the door is secured Install nuts on the mounting flanges See this topic to learn how to adjust mounting flange holes with various types of nuts Install clip nuts Procedure Step 1 Locate the flange hole to install the nut in Step 2 Slide the nut over the target mounting hole 34 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 39: ...lbumlist show id_59715555 Procedure Step 1 Locate the flange hole to install the nut in Step 2 Install the cage nut Figure 40 Installing a cage nut Insert one edge of the cage nut into the target mounting flange hole Press and compress the other nut edge with a flat blade screwdriver and rotate the screwdriver towards the flange hole until the nut edge goes in the hole Release the screwdriver to s...

Page 40: ... one edge of the cage nut into the target mounting flange hole and hook the other edge with the insertion tool through the flange hole Rotate and pull the tool to force the other nut edge into the flange hole and thus secure the nut Install the rack grounding kit See this topic to learn how to install the rack grounding kit Procedure Step 1 Secure each of the two the two grounding plates to the bo...

Page 41: ...ress on the two latches on both sides of the cover to disengage it from the rack Rotate the top of the side cover away from the rack and remove it Step 3 Align the bottom of the side cover with the slot on the rack cabinet then connect the grounding jumper wire to the posts on the rack frame and the side cover Chapter 3 Rack cabinet setup 37 ...

Page 42: ...Figure 44 Installing the grounding jumper wire Step 4 Secure the side cover to the rack cabinet 38 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 43: ...or Heat eXchanger V2 About this task Follow the instructions in the section corresponding to the installation scenario If Rear Door Heat eXchanger V2 comes when installed to the rack see Complete setup of Rear Door Heat eXchanger V2 that comes with the rack on page 41 to complete the setup procedure To replace a regular rear door with Rear Door Heat eXchanger V2 see Replace a regular door with Rea...

Page 44: ...cabinet might have more than one power cord Be sure to disconnect all power cords in the rack cabinet before you service any device in the rack cabinet Install an emergency power off switch if more than one power device power distribution unit or uninterruptible power supply is installed in the same rack cabinet Connect all devices that are installed in a rack cabinet to power devices that are ins...

Page 45: ...st list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Remove the brackets that support the rear door heat exchanger Figure 46 Removing the supporting brackets Step 2 Make sure that one specially trained person holds onto the rear door heat exchanger and guides the rack down the ramp The other specially trained persons must guide the rack ...

Page 46: ...this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Extend each of the four leveling pads in turns until they firmly contact the floor and support the rack cabinet Make sure the cabinet is balanced by gently pushing the cabinet If it tilts adjust th...

Page 47: ...Figure 48 Lowering the leveling pads Step 2 Remove the rear door from the rack cabinet Chapter 3 Rack cabinet setup 43 ...

Page 48: ...Figure 49 Removing a door Step 3 Remove the two door hinges and the two doorstops 44 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 49: ...nd doorstops Step 4 Remove the door latch Figure 51 Removing the door latch Step 5 Align the holes in the latch plate with those in the two clip nuts then secure the latch plate in place with two M6 screws Chapter 3 Rack cabinet setup 45 ...

Page 50: ...affle Figure 53 Installing the upper air baffle Remove the two screws that secure the rear cable access cover and remove the cover Align the upper air baffle with the slot and secure it with three screws 46 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 51: ... 54 Removing the cable access bar Step 8 Align the lower air baffle to the bottom cable slot and secure it with four screws as illustrated Figure 55 Installing the lower air baffle Step 9 Secure the bottom hinge assembly to the rack cabinet with eight screws Chapter 3 Rack cabinet setup 47 ...

Page 52: ...m side of the carton remove the carton top and slit the two carton corners on your right hand side with a knife Then fold the right carton panel down to the ground and rotate the threes carton inserts down 48 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 53: ...he heat exchanger Step 11 With three people rotate the heat exchanger to vertical on the three carton inserts Then remove the inner and outer hose access panels while one person hold the heat exchanger Chapter 3 Rack cabinet setup 49 ...

Page 54: ...illustrated Then carefully lift the heat exchanger and turn it upright Figure 59 Lifting the heat exchanger with three people 1 Handles that the first person hold on to 3 Spots that the third person hold on to 2 Handles that the second person hold on to 50 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 55: ... pin on the rack cabinet then lower the heat exchanger to fit the pin in Figure 60 Installing the heat exchanger to the rack cabinet Step 14 Hold the heat exchanger in place with two people Insert the top hinge bracket pin to the heat exchanger then secure the bracket with three screws Chapter 3 Rack cabinet setup 51 ...

Page 56: ...metal components of the heat exchanger or the water supply system Buildup of scale deposits inside the heat exchanger which can cause the following problems A reduction of the ability of the heat exchanger to cool the air that is exhausted from the rack Failure of mechanical hardware such as a hose quick connect coupling Organic contamination such as bacteria fungi or algae This contamination can ...

Page 57: ...hat might cause condensation The temperature of the water inside the supply hose return hose and heat exchanger must be kept above the dew point of the location where the heat exchanger is being used Attention Typical primary chilled water is too cold for use in this application because building chilled water can be as cold as 4 C 6 C 39 F 43 F Important The system that supplies the cooling water ...

Page 58: ...ding chilled water supply or a modular chiller unit The primary loop must not be used as a direct source of coolant for the heat exchanger The main purpose of this topic is to provide examples of typical methods of secondary loop setup and operating characteristics that are needed to provide an adequate safe supply of water to the heat exchanger Attention The overpressure safety device must meet t...

Page 59: ... Quick Connect feature shown in Figure 5 on page 16 through Figure 8 on page 19 cannot be the Parker quick connect couplings that are used on the heat exchanger because of the excessive pressure drop associated with flowing through four quick connect pairs in series These must be very low near 0 flow impedance quick connects Alternatively these quick connects can be eliminated and replaced with a ...

Page 60: ...gure shows a typical cooling solution and identifies the components of the primary cooling loop and the secondary cooling loop Coolant distribution unit with a fabricated facilities solution 56 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 61: ...le of a facilities fabricated solution The actual number of heat exchangers that are connected to a secondary loop depends on the capacity of the coolant distribution unit that is running the secondary loop Coolant distribution unit with off the shelf supplier solutions Chapter 3 Rack cabinet setup 57 ...

Page 62: ...nitoring and control Access port for filling and water treatment This figure shows an example of an off the shelf modular coolant distribution unit The actual number of heat exchangers that are connected to a secondary loop depends on the capacity of the coolant distribution unit that is running the secondary loop Coolant distribution unit with a water chiller unit to provide conditioned water 58 ...

Page 63: ...er Manifolds and piping Manifolds that accept large diameter feed pipes from a pump unit are the preferred method for splitting the flow of water to smaller diameter pipes or hoses that are routed to individual heat exchangers Manifolds must be constructed of materials that are compatible with the pump unit and related piping The manifolds must provide enough connection points to allow a matching ...

Page 64: ...n of other heat exchangers in the loop To ensure that water specifications are being met and that the optimum heat removal is taking place use temperature and flow metering monitoring in secondary loops Anchor or restrain all manifolds and pipes to provide the required support and to avoid movement when quick connect couplings are being attached to the manifolds Figure 66 The following figure on p...

Page 65: ...ch are attached to the heat exchanger and must either have a low impedance quick connect coupling or nothing so as to attach to a barb at the other end The Parker couplings are described in this topic and are compatible with the heat exchanger couplings Hose lengths from 3 to 15 meters 10 to 50 ft in increments of 3 meters 10 ft are available Hoses that are longer than 15 meters 50 ft might create...

Page 66: ... water See this topic to learn how to fill ThinkSystem Rear Door Heat eXchanger V2 with water About this task S038 CAUTION Eye protection should be worn for this procedure Attention Wear safety goggles or other eye protection whenever you fill drain or purge air or nitrogen from the heat exchanger Procedure Step 1 If the inner hose access panel is installed lift and remove it from the heat exchang...

Page 67: ...g the outer hose access panel Step 3 Purge the nitrogen that has been filled in the hose from the hose Figure 70 Purging nitrogen Loosen and remove the cap from the air purging valve Press in on the valve stem of the air purging valve to purge the nitrogen from the heat exchanger Continue holding in the valve stem until the pressure is released Chapter 3 Rack cabinet setup 63 ...

Page 68: ...ssembly 1 to the supply manifold coupling 2 Connect the return hose assembly 3 to the return manifold coupling 4 Step 5 Turn on the flow of water to the heat exchanger and let it run for several minutes Step 6 Attach the air purging tool to the air purging valve at the top of the heat exchanger and place the drain end into a 2 liter or larger container to catch the water and air bubbles that escap...

Page 69: ...of liquid into the container from the air purging tool disconnect the tool from the heat exchanger Attention If water drips from the air purging valve after you remove the air purging tool reattach the tool and disconnect it again to seal the valve Chapter 3 Rack cabinet setup 65 ...

Page 70: ...Figure 73 Removing the air purging tool Step 8 Install the valve cap back to the air purging valve Figure 74 Installing the valve cap 66 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 71: ...ep 10 Align the slots on the outer hose access panel with the hooks on the outer side of the heat exchanger and lower the panel to attach it to the heat exchanger Optionally secure the panel with a M4 screw Figure 76 Installing the outer hose access panel Instal a 0 1U device into the rack See this topic to learn how to install a 0 1U device into the rack side Chapter 3 Rack cabinet setup 67 ...

Page 72: ...e power cord to remove all electrical current from the device ensure that all power cords are disconnected from the power source S013 DANGER Overloading a branch circuit is potentially a fire hazard and a shock hazard under certain conditions To avoid these hazards ensure that your system electrical requirements do not exceed branch circuit protection requirements Refer to the information that is ...

Page 73: ... in Make sure that all devices shelves drawers doors and cables are secure Make sure that the four leveling pads are raised to their highest positions Make sure that no stabilizer bracket is installed on the rack cabinet Do not use a ramp that is inclined more than 10 degrees When the rack cabinet is in the new location do the following Lower the four leveling pads Install stabilizer brackets on t...

Page 74: ... a 0U PDU Install a 1U PDU or console switch to the rack side Procedure Step 1 Refer to the document that comes with the device and install the mounting brackets if necessary Step 2 Align the mounting brackets with the holes in the rack flange and secure it with four sets of screw and nut 70 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 75: ...o the side pocket Procedure Step 1 Refer to the document that comes with the device and install the mounting brackets if necessary Step 2 Remove the side cover next to the side pocket see Remove a side cover on page 81 Step 3 Install the device Chapter 3 Rack cabinet setup 71 ...

Page 76: ... Refer to the document that comes with the device for details Make sure to complete all the required cable connection and device setup before installing baying kits to the cabinets as these tasks will be hard to operate afterwards It is advised to complete all the cable connection and setup task for the device before installing the side cover back Step 5 Install the side cover back see Install a s...

Page 77: ...cess openings on extension panel on page 77 Cable strap module on page 76 Cable access openings on extension panel on page 77 Front to rear cable channels When managing cables that go through the cabinet side route the cables in the channels and manage them with channel covers Figure 80 Front to rear cable channels Cable access bar on the bottom of the rack cabinet When managing cables near the bo...

Page 78: ...net Cable access openings on the top of the rack cabinet 1 Front cable access cover 2 Rear cable access cover Figure 82 Cable access openings on the top of the cabinet 1 Front cable access cover 74 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 79: ...rovides extra exhaust area for components near the top and bottom of the rack however in some configurations this shortens the hot air recirculation path from the rear to the front Cable access openings on the rear of the rack cabinet Figure 83 Cable access openings on rear side of the rack cabinet There are four 101 6 x 101 6 mm openings on each side of the rear side of the cabinet U8 to U10 U14 ...

Page 80: ...e strap module Figure 84 Cable strap module Two lines of built in cable straps along the front door frame are available for cable management 76 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 81: ...stem Adopt one of the following procedures depending on whether the rack is in a raised floor environment Important To help maintain optimal performance and provide proper cooling for all rack components always take the following precautions Install filler panels over all unoccupied bays Route signal cables at the rear of the rack so that they enter or exit the cabinet through the top and bottom a...

Page 82: ...le so that the air baffle sliders are closed as far as possible Do not bundle signal cables together in a circular formation Raised floor environment The following illustrations show routing and securing the hoses in a raised floor environment for individual racks and adjacent racks 78 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 83: ...lete the following steps Figure 89 Option for hoses in adjacent racks to share a single hole in the floor from the top looking down Step 1 Remove the floor tile under the rack that will have an access hole cut into it Step 2 Cut an access hole in the floor tile then reinstall the floor tile The access hole for the supply and return hoses must be a minimum of 200 mm 8 in long x 100 mm 4 in wide Not...

Page 84: ...stallation The Type 9363 rack has sufficient clearance underneath the rack to enable the quick connects to be run underneath the rack This provides a very clean hose routing solution with hoses of minimum length Note Each hose must be routed with a minimum bend radius of 200 mm 8 in A bend radius less than 200 mm 8 in will cause the hose to kink will restrict the flow of water to and from the heat...

Page 85: ...he side covers About this task Note Due to the weight of the side cover this task required two people Remove a side cover Watch the procedure A video of this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Remove the side cover Figure 91 Removing a s...

Page 86: ...ng links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Install the side cover Figure 92 Installing the side cover Align the bottom of the side cover with the slot on the rack cabinet Rotate the top of the cover towards the rack Step 2 Secure the side cover to the rack cabinet 82 ThinkSystem Heav...

Page 87: ...pic to learn how to remove install and convert the door Remove and install a door See this topic to learn how to remove and install a door Remove a door Watch the procedure A video of this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Unlock and op...

Page 88: ... from the rack cabinet frame Install a door Watch the procedure A video of this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Install the door 84 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 89: ...verse a door See this topic to learn how to reverse a door Watch the procedure A video of this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Remove the door Chapter 5 Hardware removal installation and reversion 85 ...

Page 90: ...nd lift both hinge pins until they lock in the open position so that the door is disengaged Remove the door from the rack cabinet frame Step 2 Remove the two hinges and the two doorstops 86 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 91: ...Figure 97 Removing the hinges and the doorstops Step 3 Reverse the door latch Chapter 5 Hardware removal installation and reversion 87 ...

Page 92: ... two screws that secure the latch to the rack Rotate the latch 180 degree and secure it to the opposite side on the rack cabinet with two screws Step 4 Reverse the hinge orientation 88 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 93: ...nd remove the pin from the hinge Rotate the hinge 180 degree Insert the pin from the top of the hinge Step 5 Repeat the previous step on the other hinge Step 6 Install the two reversed hinges and the two doorstops to the opposite sides of the rack cabinet frame Chapter 5 Hardware removal installation and reversion 89 ...

Page 94: ...Figure 100 Installing hinges and doorstops Step 7 Reverse the door handle 90 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 95: ...le Rotate the door 180 degree Remove the screw that secures the handle to the door Rotate the door handle 180 degree and secure it to the door with a screw Step 8 Install the door Chapter 5 Hardware removal installation and reversion 91 ...

Page 96: ... Rear Door Heat eXchanger V2 and subsidiary components Drain the heat exchanger of water See this topic to learn how to drain the heat exchanger of water Watch the procedure A video of this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 About this task S038 92 Think...

Page 97: ... air or nitrogen from the heat exchanger Procedure Step 1 Lift and remove the inner hose access panel from the heat exchanger Figure 103 Removing the inner hose access pane Step 2 Remove the screw that secures the panel if applicable then lift and remove the panel from the heat exchanger Chapter 5 Hardware removal installation and reversion 93 ...

Page 98: ...heat exchanger Figure 105 Supply and return hoses and manifold couplings Remove the supply hose assembly 1 from the supply manifold coupling 2 Remove the return hose assembly 3 from the return manifold coupling 4 Step 4 Remove the caps from the air purging and drain valve 94 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 99: ...urging tool Figure 107 Removing the extension hose Step 6 Insert one end of the air purging tool extension hose into the center of air purging valve stem at the top of the heat exchanger to allow air to enter the manifolds Chapter 5 Hardware removal installation and reversion 95 ...

Page 100: ...ve at the bottom of the heat exchanger and place the drain end into a 2 liter or larger container to catch the water Figure 109 Draining water Step 8 When the water is drained completely Remove the air purging tool extension hose from the valve 96 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 101: ...ol extension hose Step 9 Remove the air purging tool from the drain valve Figure 111 Removing the air purging tool Step 10 Install the two caps back to the air purging and drain valve Chapter 5 Hardware removal installation and reversion 97 ...

Page 102: ...ng the valve caps Remove Rear Door Heat eXchanger V2 About this task S036 18 32 kg 39 70 lb 32 55 kg 70 121 lb CAUTION Use safe practices when lifting S010 98 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 103: ...ack cabinet might have more than one power cord Be sure to disconnect all power cords in the rack cabinet before you service any device in the rack cabinet Install an emergency power off switch if more than one power device power distribution unit or uninterruptible power supply is installed in the same rack cabinet Connect all devices that are installed in a rack cabinet to power devices that are...

Page 104: ... id_59715555 Procedure Step 1 Drain the water from the heat exchanger completely see Drain the heat exchanger of water on page 92 Step 2 Hold the heat exchanger in place with two people and remove the three screws that secure the top hinge bracket to the heat exchanger Figure 113 Removing the top hinge bracket Step 3 Hold the heat exchanger with three people on the handles spots as illustrated 100...

Page 105: ...t person hold on to 3 Spots that the third person hold on to 2 Handles that the second person hold on to Step 4 Lift the heat exchanger with three people as described in the previous step and remove it from the rack cabinet Chapter 5 Hardware removal installation and reversion 101 ...

Page 106: ...ar Door Heat eXchanger V2 See this topic to learn how to install ThinkSystem Rear Door Heat eXchanger V2 About this task S036 18 32 kg 39 70 lb 32 55 kg 70 121 lb CAUTION Use safe practices when lifting S010 102 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 107: ...ack cabinet might have more than one power cord Be sure to disconnect all power cords in the rack cabinet before you service any device in the rack cabinet Install an emergency power off switch if more than one power device power distribution unit or uninterruptible power supply is installed in the same rack cabinet Connect all devices that are installed in a rack cabinet to power devices that are...

Page 108: ...YV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Face the bottom side of the carton remove the carton top and slit the two carton corners on your right hand side with a knife Then fold the right carton panel down to the ground and rotate the threes carton inserts down 104 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 109: ...anger Step 2 With three people rotate the heat exchanger to vertical on the three carton inserts Then remove the inner and outer hose access panels while one person hold the heat exchanger Chapter 5 Hardware removal installation and reversion 105 ...

Page 110: ...llustrated Then carefully lift the heat exchanger and turn it upright Figure 118 Lifting the heat exchanger with three people 1 Handles that the first person hold on to 3 Spots that the third person hold on to 2 Handles that the second person hold on to 106 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 111: ...ack cabinet then lower the heat exchanger to fit the pin in Figure 119 Installing the heat exchanger to the rack cabinet Step 5 Hold the heat exchanger in place with two people Insert the top hinge bracket pin to the heat exchanger then secure the bracket with three screws Chapter 5 Hardware removal installation and reversion 107 ...

Page 112: ... Rear Door Heat eXchanger V2 with water About this task S038 CAUTION Eye protection should be worn for this procedure Attention Wear safety goggles or other eye protection whenever you fill drain or purge air or nitrogen from the heat exchanger Procedure Step 1 If the inner hose access panel is installed lift and remove it from the heat exchanger 108 ThinkSystem Heavy Duty Full Depth 42U Rack Cabi...

Page 113: ...talled remove the screw that secures the panel if applicable then lift and remove the panel from the heat exchanger Figure 122 Removing the outer hose access panel Step 3 Purge the nitrogen that has been filled in the hose from the hose Chapter 5 Hardware removal installation and reversion 109 ...

Page 114: ...olding in the valve stem until the pressure is released Step 4 Align the supply hose coupling with the supply manifold push it in and pull the collar backward until it locks in place with an audible click Then repeat the same procedure on the return hose and manifold Figure 124 Supply and return hoses and manifold couplings 110 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 115: ... and place the drain end into a 2 liter or larger container to catch the water and air bubbles that escape during the filling procedure Figure 125 Installing the air purging tool Step 7 When there is a steady stream of liquid into the container from the air purging tool disconnect the tool from the heat exchanger Attention If water drips from the air purging valve after you remove the air purging ...

Page 116: ...Figure 126 Removing the air purging tool Step 8 Install the valve cap back to the air purging valve Figure 127 Installing the valve cap 112 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 117: ...the slots on the outer hose access panel with the hooks on the outer side of the heat exchanger and lower the panel to attach it to the heat exchanger Optionally secure the panel with a M4 screw Figure 129 Installing the outer hose access panel Replace the door latch See this topic to learn how to replace the door latch of Rear Door Heat eXchanger Chapter 5 Hardware removal installation and revers...

Page 118: ...to learn how to remove and install the rack extension Install 42U Heavy Duty Rack Extension See this topic to learn how to install 42U Heavy Duty Rack Extension Notes Each unit of extension module comes with additional capacity of one unit 0U PDU to each side of the rack Each rack cabinet supports up to two units of rack extension one to the front and one to the rear side However if the rear side ...

Page 119: ... the other extension panel Note It is advised not to fully tighten the screws in this step Figure 131 Installing an extension panel Step 2 Align the top cover with the screw holes on the front of the rack and secure each side with two screws Chapter 5 Hardware removal installation and reversion 115 ...

Page 120: ... top cover Step 3 Secure each of the two front panels to the extension panels with four screws If the extension panel screws have not been fully tightened tighten them now 116 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 121: ...Figure 133 Installing the extension front panels Step 4 Install the two hinges two doorstops and the door latch to the rack Chapter 5 Hardware removal installation and reversion 117 ...

Page 122: ...Figure 134 Install the hinges doorstops and door latch Step 5 Install the door back to the rack 118 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 123: ...Heavy Duty Rack Extension See this topic to learn how to remove 42U Heavy Duty Rack Extension Watch the procedure A video of this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Chapter 5 Hardware removal installation and reversion 119 ...

Page 124: ... 130 Step 2 Remove the door from the rack cabinet see Remove a door on page 83 Step 3 Remove the two hinges two door stops and the door latch if necessary Figure 136 Removing the door hinges doorstops and latch Step 4 Remove the four screws that secure each of the two front covers and remove the covers 120 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 125: ...Figure 137 Removing the extension front covers Step 5 Remove the four screws that secure the top cover and remove the cover Chapter 5 Hardware removal installation and reversion 121 ...

Page 126: ... Removing the extension top cover Step 6 Remove the seven screws that secure the extension panel and repeat the step on the other extension panel 122 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 127: ...alling an extension panel After this task is completed Complete the following steps to install the door back to the rack if necessary 1 Install the door latch Chapter 5 Hardware removal installation and reversion 123 ...

Page 128: ...140 Installing the door latch 2 Install the two hinges and the two doorstops Figure 141 Installing the hinges and doorstops 3 Install the door 124 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 129: ...units or switches See this topic to learn how to remove and install power distribution units or switches Install and remove a 0U PDU See this topic to learn how to install and remove a 0U PDU Install a 0U PDU Procedure Step 1 Insert the two PDU pegs into the keyhole slots in the side of the rack cabinet and push down the PDU to secure it to the rack Chapter 5 Hardware removal installation and reve...

Page 130: ...Figure 143 Installing a 0U PDU Remove a 0U PDU Procedure Step 1 Lift the PDU to detach it from the rack and remove it 126 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 131: ...PDU Install or remove a 1U device into or from the rack side See this topic to learn how to install or remove a 1U device into or from the rack side About this task S001 Chapter 5 Hardware removal installation and reversion 127 ...

Page 132: ...ce S013 DANGER Overloading a branch circuit is potentially a fire hazard and a shock hazard under certain conditions To avoid these hazards ensure that your system electrical requirements do not exceed branch circuit protection requirements Refer to the information that is provided with your device for electrical specifications S014 CAUTION Hazardous voltage current and energy levels might be pres...

Page 133: ...ions Make sure that no stabilizer bracket is installed on the rack cabinet Do not use a ramp that is inclined more than 10 degrees When the rack cabinet is in the new location do the following Lower the four leveling pads Install stabilizer brackets on the rack cabinet If you removed any devices from the rack cabinet repopulate the rack cabinet from the lowest position to the highest position If a...

Page 134: ...e into the rack side Remove a 1U PDU or console switch from the rack side Procedure Step 1 Remove the four screws and nuts that secure the device and remove the device 130 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 135: ...mplete all the required cable connection and device setup before installing baying kits to the cabinets as these tasks will be hard to operate afterwards Procedure Step 1 Refer to the document that comes with the device and install the mounting brackets if necessary Step 2 Remove the side cover next to the side pocket see Remove a side cover on page 81 Step 3 Install the device Chapter 5 Hardware ...

Page 136: ...h the device for details Make sure to complete all the required cable connection and device setup before installing baying kits to the cabinets as these tasks will be hard to operate afterwards It is advised to complete all the cable connection and setup task for the device before installing the side cover back Step 5 Install the side cover back see Install a side cover on page 82 Remove a 1U devi...

Page 137: ...nstall and remove the outriggers Remove the outriggers About this task Note To maintain balance of the rack cabinet do not remove the outriggers except when installing the baying kit Watch the procedure A video of this procedure is available from the following links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 ...

Page 138: ...the cabinet If it tilts adjust the length of the leveling pads until the cabinet is well balanced Figure 149 Lowering the leveling pads Step 2 Remove the outrigger stabilizing bars and remove them Figure 150 Removing the outrigger stabilizing bars Remove the eight screws that secure the two bars to the rack cabinet 134 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 139: ...ollowing links YouTube https www youtube com playlist list PLYV5R7hVcs DOG7dnH9Zxy67Q3dez4ZsM Youku https list youku com albumlist show id_59715555 Procedure Step 1 Extend each of the four leveling pads in turns until they firmly contact the floor and support the rack cabinet Make sure the cabinet is balanced by gently pushing the cabinet If it tilts adjust the length of the leveling pads until th...

Page 140: ... the leveling pads Step 2 Secure each of the outriggers with four screws Figure 153 Installing the outriggers Step 3 Install the outrigger stabilizing bars 136 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 141: ...binet shorten the leveling pads until the cabinet weight is solely on the outriggers Figure 155 Shortening the leveling pads Installing and removing cable management brackets See this topic to learn how to remove and install the cable management brackets Remove a cable management bracket See this topic to learn how to remove a cable management bracket Chapter 5 Hardware removal installation and re...

Page 142: ...ement bracket and remove the clip nuts Figure 156 Removing a 21U front cable management bracket Remove a rear cable management bracket Step 1 Open the rear door and release all the cables that are secured by the cable straps on the bracket Step 2 Remove the four screws that secure the rear cable management bracket to the side pocket and remove the bracket 138 ThinkSystem Heavy Duty Full Depth 42U ...

Page 143: ...t bracket See this topic to learn how to install cable management brackets Install a 21U front cable management bracket Procedure Step 1 Install six clip nuts and secure the front cable management bracket with six screws Chapter 5 Hardware removal installation and reversion 139 ...

Page 144: ...front cable management bracket Install a rear cable management bracket Procedure Step 1 Secure the rear cable management bracket to the side pocket with four screws 140 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 145: ...Figure 159 Installing a rear cable management bracket Chapter 5 Hardware removal installation and reversion 141 ...

Page 146: ...142 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 147: ... can find the product documentation for your ThinkSystem products at the following location http thinksystem lenovofiles com help index jsp You can take these steps to try to solve the problem yourself Check all cables to make sure that they are connected If you have installed new hardware or software in your environment check https static lenovo com us en serverproven index shtml to make sure tha...

Page 148: ...itting an Electronic Service Request will start the process of determining a solution to your problem by making the pertinent information available to the service technicians The Lenovo service technicians can start working on your solution as soon as you have completed and submitted an Electronic Service Request Contacting Support You can contact Support to obtain help for your issue You can rece...

Page 149: ...n new editions of the publication Lenovo may make improvements and or changes in the product s and or the program s described in this publication at any time without notice The products described in this document are not intended for use in implantation or other life support applications where malfunction may result in injury or death to persons The information contained in this document does not ...

Page 150: ... 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 146 ThinkSystem Heavy Duty Full Depth 42U Rack Cabinet User Guide ...

Page 151: ... numbers 144 help 143 N notices 145 S secondary cooling loop 52 service and support before you call 143 hardware 144 software 144 software service and support telephone numbers 144 support web page custom 143 T telephone numbers 144 ThinkSystem Rear Door Heat eXchanger V2 98 trademarks 146 W Water specifications 52 Copyright Lenovo 2021 147 ...

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