IBM 7953-94X Instruction Manual

Power Systems
Installing the 7953-94X and 7965-94Y
rack and features


Power Systems
Installing the 7953-94X and 7965-94Y
rack and features


Note
Before using this information and the product it supports, read the information in “Safety notices” on page v, “Notices” on
page 37, the IBM Systems Safety Notices manual, G229-9054, and the IBM Environmental Notices and User Guide, Z125–5823.
This edition applies to IBM Power Systems™servers that contain the POWER8 processor and to all associated
models.
© Copyright IBM Corporation 2014.
US Government Users Restricted Rights – Use, duplication or disclosure restricted by GSA ADP Schedule Contract
with IBM Corp.

Contents
Safety notices .................................v
Installing the 7953-94X and 7965-94Y rack and features ...............1
Installing a rack cabinet................................1
Size and weight specifications ............................3
Planning the floor layout ..............................4
Removing and installing the outriggers (side stabilizers)....................4
Installing the front stabilizer bracket, recirculation prevention plate (optional) and securing the rack to the floor
surface ....................................6
Removing and installing the side covers .........................12
Removing and installing a front door..........................14
Installing a front door on the rack cabinet .......................15
Removing and installing a rear door ..........................15
Installing a rear door ..............................16
Attaching racks in a suite..............................16
Installing optional devices ..............................18
Installation guidelines ...............................18
Installing devices on the rack-mounting flanges ......................20
Installing threaded rails .............................20
Installing cage nuts ...............................20
Using the cage-nut-insertion tool .........................20
Using a flat-blade screwdriver ..........................21
Installing clip nuts ...............................21
Installing devices vertically in the rack cabinet ......................22
Installing a 1U PDU or console switch vertically in the rack side area ..............22
Installing a 1U PDU or console switch vertically in a rack side pocket ..............23
Installing a 0U PDU vertically in the rear of a rack cabinet .................24
Managing cables..................................25
Front-to-rear cable channels .............................26
Using the cable-access bar in the bottom of the rack cabinet ..................27
Using the cable-access openings in the top of the rack ....................29
Mounting an overhead cable tray ...........................30
Moving a rack cabinet ................................31
Parts listing ...................................34
Notices ...................................37
Trademarks ...................................38
Electronic emission notices ..............................38
Class A Notices .................................39
Class B Notices .................................42
Terms and conditions ................................45
© Copyright IBM Corp. 2014 iii

iv Installing the 7953-94X and 7965-94Y rack and features

Safety notices
Safety notices may be printed throughout this guide:
vDANGER notices call attention to a situation that is potentially lethal or extremely hazardous to
people.
vCAUTION notices call attention to a situation that is potentially hazardous to people because of some
existing condition.
vAttention notices call attention to the possibility of damage to a program, device, system, or data.
World Trade safety information
Several countries require the safety information contained in product publications to be presented in their
national languages. If this requirement applies to your country, safety information documentation is
included in the publications package (such as in printed documentation, on DVD, or as part of the
product) shipped with the product. The documentation contains the safety information in your national
language with references to the U.S. English source. Before using a U.S. English publication to install,
operate, or service this product, you must first become familiar with the related safety information
documentation. You should also refer to the safety information documentation any time you do not
clearly understand any safety information in the U.S. English publications.
Replacement or additional copies of safety information documentation can be obtained by calling the IBM
Hotline at 1-800-300-8751.
German safety information
Das Produkt ist nicht für den Einsatz an Bildschirmarbeitsplätzen im Sinne§2der
Bildschirmarbeitsverordnung geeignet.
Laser safety information
IBM®servers can use I/O cards or features that are fiber-optic based and that utilize lasers or LEDs.
Laser compliance
IBM servers may be installed inside or outside of an IT equipment rack.
© Copyright IBM Corp. 2014 v

DANGER
When working on or around the system, observe the following precautions:
Electrical voltage and current from power, telephone, and communication cables are hazardous. To
avoid a shock hazard:
vConnect power to this unit only with the IBM provided power cord. Do not use the IBM
provided power cord for any other product.
vDo not open or service any power supply assembly.
vDo not connect or disconnect any cables or perform installation, maintenance, or reconfiguration
of this product during an electrical storm.
vThe product might be equipped with multiple power cords. To remove all hazardous voltages,
disconnect all power cords.
vConnect all power cords to a properly wired and grounded electrical outlet. Ensure that the outlet
supplies proper voltage and phase rotation according to the system rating plate.
vConnect any equipment that will be attached to this product to properly wired outlets.
vWhen possible, use one hand only to connect or disconnect signal cables.
vNever turn on any equipment when there is evidence of fire, water, or structural damage.
vDisconnect the attached power cords, telecommunications systems, networks, and modems before
you open the device covers, unless instructed otherwise in the installation and configuration
procedures.
vConnect and disconnect cables as described in the following procedures when installing, moving,
or opening covers on this product or attached devices.
To Disconnect:
1. Turn off everything (unless instructed otherwise).
2. Remove the power cords from the outlets.
3. Remove the signal cables from the connectors.
4. Remove all cables from the devices.
To Connect:
1. Turn off everything (unless instructed otherwise).
2. Attach all cables to the devices.
3. Attach the signal cables to the connectors.
4. Attach the power cords to the outlets.
5. Turn on the devices.
(D005)
DANGER
vi Installing the 7953-94X and 7965-94Y rack and features

Observe the following precautions when working on or around your IT rack system:
vHeavy equipment–personal injury or equipment damage might result if mishandled.
vAlways lower the leveling pads on the rack cabinet.
vAlways install stabilizer brackets on the rack cabinet.
vTo avoid hazardous conditions due to uneven mechanical loading, always install the heaviest
devices in the bottom of the rack cabinet. Always install servers and optional devices starting
from the bottom of the rack cabinet.
vRack-mounted devices are not to be used as shelves or work spaces. Do not place objects on top
of rack-mounted devices.
vEach rack cabinet might have more than one power cord. Be sure to disconnect all power cords in
the rack cabinet when directed to disconnect power during servicing.
vConnect all devices installed in a rack cabinet to power devices installed in the same rack
cabinet. Do not plug a power cord from a device installed in one rack cabinet into a power
device installed in a different rack cabinet.
vAn electrical outlet that is not correctly wired could place hazardous voltage on the metal parts of
the system or the devices that attach to the system. It is the responsibility of the customer to
ensure that the outlet is correctly wired and grounded to prevent an electrical shock.
CAUTION
vDo not install a unit in a rack where the internal rack ambient temperatures will exceed the
manufacturer's recommended ambient temperature for all your rack-mounted devices.
vDo not install a unit in a rack where the air flow is compromised. Ensure that air flow is not
blocked or reduced on any side, front, or back of a unit used for air flow through the unit.
vConsideration should be given to the connection of the equipment to the supply circuit so that
overloading of the circuits does not compromise the supply wiring or overcurrent protection. To
provide the correct power connection to a rack, refer to the rating labels located on the
equipment in the rack to determine the total power requirement of the supply circuit.
v(For sliding drawers.) Do not pull out or install any drawer or feature if the rack stabilizer brackets
are not attached to the rack. Do not pull out more than one drawer at a time. The rack might
become unstable if you pull out more than one drawer at a time.
v(For fixed drawers.) This drawer is a fixed drawer and must not be moved for servicing unless
specified by the manufacturer. Attempting to move the drawer partially or completely out of the
rack might cause the rack to become unstable or cause the drawer to fall out of the rack.
(R001)
Safety notices vii

CAUTION:
Removing components from the upper positions in the rack cabinet improves rack stability during
relocation. Follow these general guidelines whenever you relocate a populated rack cabinet within a
room or building:
vReduce the weight of the rack cabinet by removing equipment starting at the top of the rack
cabinet. When possible, restore the rack cabinet to the configuration of the rack cabinet as you
received it. If this configuration is not known, you must observe the following precautions:
– Remove all devices in the 32U position and above.
– Ensure that the heaviest devices are installed in the bottom of the rack cabinet.
– Ensure that there are no empty U-levels between devices installed in the rack cabinet below the
32U level.
vIf the rack cabinet you are relocating is part of a suite of rack cabinets, detach the rack cabinet from
the suite.
vInspect the route that you plan to take to eliminate potential hazards.
vVerify that the route that you choose can support the weight of the loaded rack cabinet. Refer to the
documentation that comes with your rack cabinet for the weight of a loaded rack cabinet.
vVerify that all door openings are at least 760 x 230 mm (30 x 80 in.).
vEnsure that all devices, shelves, drawers, doors, and cables are secure.
vEnsure that the four leveling pads are raised to their highest position.
vEnsure that there is no stabilizer bracket installed on the rack cabinet during movement.
vDo not use a ramp inclined at more than 10 degrees.
vWhen the rack cabinet is in the new location, complete the following steps:
– 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.
vIf a long-distance relocation is required, restore the rack cabinet to the configuration of the rack
cabinet as you received it. Pack the rack cabinet in the original packaging material, or equivalent.
Also lower the leveling pads to raise the casters off of the pallet and bolt the rack cabinet to the
pallet.
(R002)
(L001)
DANGER: Hazardous voltage, current, or energy levels are present inside any component that has this
label attached. Do not open any cover or barrier that contains this label. (L001)
(L002)
viii Installing the 7953-94X and 7965-94Y rack and features

(L003)
or
or
12
34
DANGER: Multiple power cords. The product might be equipped with multiple power cords. To remove
all hazardous voltages, disconnect all power cords. (L003)
(L008)
Safety notices ix

CAUTION: Hazardous moving parts nearby. (L008)
All lasers are certified in the U.S. to conform to the requirements of DHHS 21 CFR Subchapter J for class
1 laser products. Outside the U.S., they are certified to be in compliance with IEC 60825 as a class 1 laser
product. Consult the label on each part for laser certification numbers and approval information.
CAUTION:
This product might contain one or more of the following devices: CD-ROM drive, DVD-ROM drive,
DVD-RAM drive, or laser module, which are Class 1 laser products. Note the following information:
vDo 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.
vUse of the controls or adjustments or performance of procedures other than those specified herein
might result in hazardous radiation exposure.
(C026)
CAUTION:
Data processing environments can contain equipment transmitting on system links with laser modules
that operate at greater than Class 1 power levels. For this reason, never look into the end of an optical
fiber cable or open receptacle. (C027)
CAUTION:
This product contains a Class 1M laser. Do not view directly with optical instruments. (C028)
CAUTION:
Some laser products contain an embedded Class 3A or Class 3B laser diode. Note the following
information: laser radiation when open. Do not stare into the beam, do not view directly with optical
instruments, and avoid direct exposure to the beam. (C030)
CAUTION:
The battery contains lithium. To avoid possible explosion, do not burn or charge the battery.
Do Not:
v___ Throw or immerse into water
v___ Heat to more than 100°C (212°F)
v___ Repair or disassemble
Exchange only with the IBM-approved part. Recycle or discard the battery as instructed by local
regulations. In the United States, IBM has a process for the collection of this battery. For information,
call 1-800-426-4333. Have the IBM part number for the battery unit available when you call. (C003)
xInstalling the 7953-94X and 7965-94Y rack and features

Power and cabling information for NEBS (Network Equipment-Building System)
GR-1089-CORE
The following comments apply to the IBM servers that have been designated as conforming to NEBS
(Network Equipment-Building System) GR-1089-CORE:
The equipment is suitable for installation in the following:
vNetwork telecommunications facilities
vLocations where the NEC (National Electrical Code) applies
The intrabuilding ports of this equipment are suitable for connection to intrabuilding or unexposed
wiring or cabling only. The intrabuilding ports of this equipment must not be metallically connected to the
interfaces that connect to the OSP (outside plant) or its wiring. These interfaces are designed for use as
intrabuilding interfaces only (Type 2 or Type 4 ports as described in GR-1089-CORE) and require isolation
from the exposed OSP cabling. The addition of primary protectors is not sufficient protection to connect
these interfaces metallically to OSP wiring.
Note: All Ethernet cables must be shielded and grounded at both ends.
The ac-powered system does not require the use of an external surge protection device (SPD).
The dc-powered system employs an isolated DC return (DC-I) design. The DC battery return terminal
shall not be connected to the chassis or frame ground.
Safety notices xi

xii Installing the 7953-94X and 7965-94Y rack and features

Installing the 7953-94X and 7965-94Y rack and features
Use this information to install the 7953-94X and 7965-94Y racks and to install the related components of
the rack system.
Installing a rack cabinet
The standard and expansion rack cabinets are 42U-high racks. The standard rack cabinet comes with side
covers installed. The expansion rack cabinet does not come with side covers but includes the required
hardware for building a suite of racks. You need one standard rack cabinet per suite.
Notes:
1. If required by local building codes, each stand-alone rack can be bolted to the floor with a fastener in
each corner.
2. The illustrations provided in this information might differ slightly from your hardware.
Statement 1:
CAUTION: To ensure safety, all applicable components of the rack cabinet must be certified by a
nationally recognized testing laboratory in order to verify compliance with country-specific safety
regulations. This process ensures that the end product remains safe for the operator and service personnel
under normal and foreseeable misuse conditions.
© Copyright IBM Corp. 2014 1

Figure 1. 7953-94X and 7953-94Y
2Installing the 7953-94X and 7965-94Y rack and features

Size and weight specifications
Learn about the size and weight specifications for your racks.
The 42U racks and 42U expansion racks conform to the Electronic Industries Association (EIA) standard
EIA-310-D Cabinets, Racks, Panels, and Associated Equipment (1992). For the rack cabinet dimensions and
weights, see the following tables.
Table 1. 42U rack physical dimensions
Configuration Dimensions
7953-94X and 7953-94Y without outriggers 2009 mm x 604 mm¹x 1177 mm (79.1 in. x 23.8
in. x 46.3 in.)
7953-94X and 7953-94Y with outriggers 2009 mm x 780 mm x 1177 mm (79.1 in. x 30.7
in. x 46.3 in.)
7953-94X and 7953-94Y without outriggers 2009 mm x 600 mm x 1177 mm (79.1 in. x 23.6
in. x 46.3 in.)
7953-94X and 7953-94Y with outriggers 2009 mm x 780 mm x 1177 mm (79.1 in. x 30.7
in. x 46.3 in.)
¹Includes side cover latches. When the side covers are removed, the rack width is 600 mm (23.6 in.).
Figure 2. 7953-94X and 7953-94Y (comes without side covers)
Installing the 7953-94X and 7965-94Y rack and features 3

Table 2. IBM PureFlex System 42U Rack and Expansion Rack weights
Model Description Approximate weight
7953-94X and
7953-94Y
With side panels, with outriggers 179 kg (394 lb)
7953-94X and
7953-94Y
With side panels, without outriggers 167 kg (367 lb)
7953-94X and
7953-94Y
Without side panels, with outriggers 142 kg (314 lb)
7953-94X and
7953-94Y
Without side panels, without outriggers 130 kg (287 lb)
Planning the floor layout
Learn more about how to plan your floor layout for this rack.
For planning purposes, use the floor layout that is shown in the following illustration as a guide for
cutting holes in the floor tiles to run cables for the devices in the rack cabinet.
The circles in the illustration represent the area where the casters and leveling feet might touch the
ground. Ensure that there are no holes in the floor tiles that are too close to these circles.
Removing and installing the outriggers (side stabilizers)
The outriggers are the stabilizers with wheels that are installed on the sides of the rack cabinet. After the
rack is in its final location and will not be moved more than2m(6ft.), you can remove the outriggers.
DANGER:
Always relocate the rack cabinet with the outriggers installed. Keep the outriggers and install them if you
need to move the rack to another location in the future.
600 mm
1095.48 mm
65.2 mm
65.2 mm
198.74 mm
Front of Rack
45.97 mm
458.37 mm
Figure 3. Floor layout for cutting holes in the floor tiles
4Installing the 7953-94X and 7965-94Y rack and features

To remove the outriggers, use the 6 mm hex wrench that comes in the hardware kit to remove the four
bolts that attach each outrigger to the rack cabinet. Keep the outriggers and bolts for future use if you
need to move the rack.
Note:
1. Before you attach an expansion rack to a standard rack or another expansion rack, you must remove
the outriggers from the racks so that the racks fit together correctly.
2. You can install or remove the outriggers on a rack cabinet with or without side covers.
Figure 4. Removing and installing the outriggers
Installing the 7953-94X and 7965-94Y rack and features 5

Install the outriggers before you move the rack cabinet to another location. Use the 6 mm hex wrench
that comes in the hardware kit to install the four bolts that attach each outrigger to the rack cabinet.
Installing the front stabilizer bracket, recirculation prevention plate
(optional) and securing the rack to the floor surface
Learn about how to install the recirculation prevention plate, front stabilizer bracket, and to bolt the rack
to the floor surface.
See the unpacking instructions that come with the rack cabinet for information about how to unpack and
locate the rack.
Statement 2:
DANGER:
vAlways lower the leveling pads on the rack cabinet.
vAlways install stabilizer brackets on the rack cabinet.
vAlways install servers and optional devices starting from the bottom of the rack cabinet.
vAlways install the heaviest devices in the bottom of the rack cabinet.
This procedure describes the following tasks:
vLowering the leveling pads
vInstalling the recirculation prevention plate (optional)
vInstalling the front stabilizer bracket
vBolting the rack cabinet to the floor surface for added stability
To install the recirculation prevention plate, front stabilizer bracket, and to bolt the rack to the floor
surface, complete the following steps:
1. Use the open-end wrench that comes with the hardware kit to lower each of the four leveling pads
just enough so that they touch the floor. The rack casters support the weight of the rack cabinet. The
pads prevent the rack from rolling.
6Installing the 7953-94X and 7965-94Y rack and features