Supermicro SC721 Series User manual

SC721 CHASSIS SERIES
SC721TQ-250B
USER’S MANUAL
1.0a

iii
Preface
ii
Preface
About This Manual
This manual is written for professional system integrators and PC technicians. It
provides information for the installation and use of the SC721 chassis. Installation
and maintenance should be performed by experienced technicians only.
The SC721 chassis is a compact (9.45" tall) mini-tower chassis with rich feature sets.
It supports a wide range of Mini-ITX motherboards from the Intel Atom, to the Core
i7 CPU (Default design for 84W TDP CPU). With 4x 3.5" hot-swappable drives and
1x Low prole AOC slot, the SC721 chassis is ideal for small ofce, home server
and cloud storage applications.
This manual lists compatible parts available when this document was published.
Always refer to the our website for updates on supported parts and congurations
at http://www.supermicro.com.
Manual Revision 1.0a
Release Date: December 30, 2016
The information in this User’s Manual has been carefully reviewed and is believed to be accurate.
The vendor assumes no responsibility for any inaccuracies that may be contained in this document,
makes no commitment to update or to keep current the information in this manual, or to notify any
person or organization of the updates. Please Note: For the most up-to-date version of this
manual, please see our web site at www.supermicro.com.
Super Micro Computer, Inc. ("Supermicro") reserves the right to make changes to the product
described in this manual at any time and without notice. This product, including software and
documentation, is the property of Supermicro and/or its licensors, and is supplied only under a
license. Any use or reproduction of this product is not allowed, except as expressly permitted by
the terms of said license.
IN NO EVENT WILL SUPERMICRO BE LIABLE FOR DIRECT, INDIRECT, SPECIAL, INCIDENTAL,
SPECULATIVE OR CONSEQUENTIAL DAMAGES ARISING FROM THE USE OR INABILITY TO
USE THIS PRODUCT OR DOCUMENTATION, EVEN IF ADVISED OF THE POSSIBILITY OF
SUCH DAMAGES. IN PARTICULAR, SUPERMICRO SHALL NOT HAVE LIABILITY FOR ANY
HARDWARE, SOFTWARE, OR DATA STORED OR USED WITH THE PRODUCT, INCLUDING THE
COSTS OF REPAIRING, REPLACING, INTEGRATING, INSTALLING OR RECOVERING SUCH
HARDWARE, SOFTWARE, OR DATA.
Any disputes arising between manufacturer and customer shall be governed by the laws of Santa
Clara County in the State of California, USA. The State of California, County of Santa Clara shall
be the exclusive venue for the resolution of any such disputes. Super Micro's total liability for all
claims will not exceed the price paid for the hardware product.
California Best Management Practices Regulations for Perchlorate Materials: This Perchlorate
warning applies only to products containing CR (Manganese Dioxide) Lithium coin cells. “Perchlorate
Material-special handling may apply. See www.dtsc.ca.gov/hazardouswaste/perchlorate”
WARNING: Handling of lead solder materials used in this
product may expose you to lead, a chemical known to
the State of California to cause birth defects and other
reproductive harm.
Unless you request and receive written permission from Super Micro Computer, Inc., you may not
copy any part of this document.
Information in this document is subject to change without notice. Other products and companies
referred to herein are trademarks or registered trademarks of their respective companies or mark
holders.
Copyright © 2016 by Super Micro Computer, Inc.
All rights reserved.
Printed in the United States of America

SC721 Chassis Manual
iv v
Preface
Manual Organization
Chapter 1 Introduction
The rst chapter provides a description of the main components included with this
chassis and describes the main features of the SC721 chassis. This chapter also
includes contact information.
Chapter 2 Standardized Warning Statements for AC
Systems
This chapter lists warnings, precautions, and system safety. It is recommended that
you thoroughly familiarize yourself with the safety precautions before installing and
servicing this chassis.
Chapter 3 Chassis Components
See this chapter for information on the components included with your system.
Chapter 4 System Interface
Refer to this chapter for details on the system interface, which includes the functions
and information provided by the control panel on the chassis as well as other LEDs
located throughout the system.
Chapter 5 Chassis Setup and Maintenance
Follow the procedures given in this chapter when installing, removing, or
reconguring your chassis.
Appendix A Power Supply Specications
Appendix B BPN-SAS-733TQ Backplane Specications
Contents
Preface
Manual Organization .....................................................................................................iv
Chapter 1 Introduction .......................................................................................iv
Chapter 2 Standardized Warning Statements for AC Systems.........................iv
Chapter 3 System Interface ...............................................................................iv
Chapter 4 Chassis Setup and Maintenance......................................................iv
Appendix A Chassis Cables, Screws and Other Accessories ...........................iv
Appendix B Power Supply Specications ..........................................................iv
Appendix C BPN-SAS-733TQ Backplane Specications ..................................iv
Chapter 1 Introduction
1-1 Overview ......................................................................................................... 1-1
1-2 Shipping Lists.................................................................................................. 1-1
1-3 Contacting Supermicro.................................................................................... 1-2
1-4 Returning Merchandise for Service................................................................. 1-3
Chapter 2 Standardized Warning Statements for AC Systems
2-1 About Standardized Warning Statements....................................................... 2-1
Warning Denition........................................................................................... 2-1
Installation Instructions.................................................................................... 2-4
Circuit Breaker ................................................................................................ 2-5
Power Disconnection Warning ........................................................................ 2-6
Equipment Installation..................................................................................... 2-8
Restricted Area................................................................................................ 2-9
Battery Handling............................................................................................ 2-10
Redundant Power Supplies .......................................................................... 2-12
Backplane Voltage ........................................................................................ 2-13
Comply with Local and National Electrical Codes........................................ 2-14
Product Disposal ........................................................................................... 2-15
Hot Swap Fan Warning................................................................................. 2-16
Power Cable and AC Adapter ...................................................................... 2-18

SC721 Chassis Manual
vi
Chapter 3 Chassis Components
3-1 Components.................................................................................................... 3-1
Drive Bays....................................................................................................... 3-1
Motherboard Support ...................................................................................... 3-1
Power Supply.................................................................................................. 3-1
Fans ................................................................................................................ 3-1
PCI Slots ......................................................................................................... 3-1
Control Panel Buttons and LED Indicators..................................................... 3-2
3-2 Unpacking the System .................................................................................... 3-2
3-3 Where to Get Replacement Components....................................................... 3-2
Chapter 4 System Interface
4-1 Overview ......................................................................................................... 4-1
4-2 Control Panel Buttons ..................................................................................... 4-2
4-3 Control Panel LEDs ........................................................................................ 4-2
Overheating..................................................................................................... 4-3
Chapter 5 Chassis Setup and Maintenance
5-1 Overview ......................................................................................................... 5-1
5-2 Removing Power from the System ................................................................. 5-1
5-3 Removing the Chassis Cover ......................................................................... 5-2
5-4 Removing and Installing Hard Drives ............................................................. 5-3
5-5 Installing the Internal Fixed Hard Drives......................................................... 5-6
5-6 Installing the Side Mounted Fixed Hard Drive ................................................ 5-7
5-7 Installing the I/O Shield and Motherboard ...................................................... 5-8
I/O Shield and Motherboard Installation ......................................................... 5-8
5-8 Hardware Security ....................................................................................... 5-10
Front Bezel Lock ........................................................................................... 5-10
Rear Chassis Hasp ....................................................................................... 5-10
Kensington Cable Slot (K-Slot) ......................................................................5-11
5-9 Installing the DVD-ROM Drive ...................................................................... 5-12
5-10 Installing Expansion Cards ........................................................................... 5-14
5-11 Installing the Rear Exhaust Fan ................................................................... 5-15
5-12 Replacing the Power Supply ....................................................................... 5-16
5-13 Replacing the Backplane ............................................................................. 5-17
Appendix A Power Supply Specications
Appendix B BPN-SAS-733TQ Backplane Specications

Chapter 1
Introduction
1-1 Overview
Supermicro’s SC721 chassis features a unique and highly-optimized design, allow-
ing most conguration of the chassis to be accomplished without tools or screws.
The chassis is equipped with high-efciency power supply. A high-performance fan
provides ample optimized cooling for FB-DIMM memory modules, and four hot-swap
drive bays offer maximum storage capacity (Default Design for 84W TDP CPU).
1-2 Shipping Lists
Please visit the following link for the latest shiping lists and part numbers for your
particular chassis model www.supermicro.com.
Chapter 1: Introduction
1-1
SC721 Chassis
Model Drives PCI
Slots Power Supply
SC721TQ-250B 4x 3.5" hot-swap HDD carriers
2x 2.5" xed HDD brackets 1x FF 250W high-efciency 80 Plus Bronze Certied

SC721 Chassis Manual
1-2 1-3
Chapter 1: Introduction
1-4 Returning Merchandise for Service
A receipt or copy of your invoice marked with the date of purchase is required be-
fore any warranty service will be rendered. You can obtain service by calling your
vendor for a Returned Merchandise Authorization (RMA) number. When returning
to the manufacturer, the RMA number should be prominently displayed on the
outside of the shipping carton, and mailed prepaid or hand-carried. Shipping and
handling charges will be applied for all orders that must be mailed when service
is complete.
For faster service, RMA authorizations may be requested online (http://www.super-
micro.com/support/rma/).
Whenever possible, repack the chassis in the original Supermicro carton, using the
original packaging material. If these are no longer available, be sure to pack the
chassis securely, using packaging material to surround the chassis so that it does
not shift within the carton and become damaged during shipping.
This warranty only covers normal consumer use and does not cover damages in-
curred in shipping or from failure due to the alteration, misuse, abuse or improper
maintenance of products.
During the warranty period, contact your distributor rst for any product problems
1-3 Contacting Supermicro
Headquarters
Address: Super Micro Computer, Inc.
980 Rock Ave.
San Jose, CA 95131 U.S.A.
Tel: [phone]
Fax: [phone]
Email: [email protected] (General Information)
[email protected] (Technical Support)
Website: www.supermicro.com
Europe
Address: Super Micro Computer B.V.
Het Sterrenbeeld 28, 5215 ML
's-Hertogenbosch, The Netherlands
Tel: [phone]
Fax: [phone]
Email: [email protected] (General Information)
[email protected] (Technical Support)
[email protected] (Customer Support)
Website: www.supermicro.nl
Asia-Pacic
Address: Super Micro Computer, Inc.
3F, No. 150, Jian 1st Rd.
Zhonghe Dist., New Taipei City 235
Taiwan (R.O.C)
Tel: [phone]
Fax: [phone]
Email: [email protected]
Website: www.supermicro.com.tw

SC721 Chassis Manual
1-4
Notes

2-1
Chapter 2: Warning Statements for AC Systems
Chapter 2
Standardized Warning Statements for AC Systems
2-1 About Standardized Warning Statements
The following statements are industry standard warnings, provided to warn the user
of situations which have the potential for bodily injury. Should you have questions
or experience difficulty, contact Supermicro's Technical Support department
for assistance. Only certied technicians should attempt to install or congure
components.
Read this appendix in its entirety before installing or conguring components in the
Supermicro chassis.
These warnings may also be found on our web site at http://www.supermicro.com/
about/policies/safety_information.cfm.
Warning!
This warning symbol means danger. You are in a situation that could cause bodily
injury. Before you work on any equipment, be aware of the hazards involved with
electrical circuitry and be familiar with standard practices for preventing accidents.
Warning Denition
警告の定義
この警告サインは危 険を意味します。
人身事故につながる可能性がありますので、いずれの機器でも動作させる前に、
電気回路に含まれる危険性に注意して、標準的な事故防止策に精通して下さい。
此警告符号代表危险。
您正处于可能受到严重伤害的工作环境中。在您使用设备开始工作之前，必须充分
意识到触电的危险，并熟练掌握防止事故发生的标准工作程序。请根据每项警告结
尾的声明号码找到此设备的安全性警告说明的翻译文本。
此警告符號代表危險。
您正處於可能身體可能會受損傷的工作環境中。在您使用任何設備之前，請注意觸
電的危險，並且要熟悉預防事故發生的標準工作程序。請依照每一注意事項後的號
碼找到相關的翻譯說明內容。

2-2
SC721 Chassis Manual
2-3
Warning Statements for AC Systems
Warnung
WICHTIGE SICHERHEITSHINWEISE
Dieses Warnsymbol bedeutet Gefahr. Sie benden sich in einer Situation, die zu
Verletzungen führen kann. Machen Sie sich vor der Arbeit mit Geräten mit den
Gefahren elektrischer Schaltungen und den üblichen Verfahren zur Vorbeugung
vor Unfällen vertraut. Suchen Sie mit der am Ende jeder Warnung angegebenen
Anweisungsnummer nach der jeweiligen Übersetzung in den übersetzten
Sicherheitshinweisen, die zusammen mit diesem Gerät ausgeliefert wurden.
BEWAHREN SIE DIESE HINWEISE GUT AUF.
INSTRUCCIONES IMPORTANTES DE SEGURIDAD
Este símbolo de aviso indica peligro. Existe riesgo para su integridad física. Antes
de manipular cualquier equipo, considere los riesgos de la corriente eléctrica y
familiarícese con los procedimientos estándar de prevención de accidentes. Al
nal de cada advertencia encontrará el número que le ayudará a encontrar el texto
traducido en el apartado de traducciones que acompaña a este dispositivo.
GUARDE ESTAS INSTRUCCIONES.
IMPORTANTES INFORMATIONS DE SÉCURITÉ
Ce symbole d'avertissement indique un danger. Vous vous trouvez dans une
situation pouvant entraîner des blessures ou des dommages corporels. Avant
de travailler sur un équipement, soyez conscient des dangers liés aux circuits
électriques et familiarisez-vous avec les procédures couramment utilisées pour
éviter les accidents. Pour prendre connaissance des traductions des avertissements
gurant dans les consignes de sécurité traduites qui accompagnent cet appareil,
référez-vous au numéro de l'instruction situé à la n de chaque avertissement.
CONSERVEZ CES INFORMATIONS.
안전을 위한 주의사항
경고!
이 경고 기호는 위험이 있음을 알려 줍니다. 작업자의 신체에 부상을 야기 할 수
있는 상태에 있게 됩니다. 모든 장비에 대한 작업을 수행하기 전에 전기회로와
관련된 위험요소들을 확인하시고 사전에 사고를 방지할 수 있도록 표준
작업절차를 준수해 주시기 바랍니다.
해당 번역문을 찾기 위해 각 경고의 마지막 부분에 제공된 경고문 번호를
참조하십시오
BELANGRIJKE VEILIGHEIDSINSTRUCTIES
Dit waarschuwings symbool betekent gevaar. U verkeert in een situatie die
lichamelijk letsel kan veroorzaken. Voordat u aan enige apparatuur gaat werken,
dient u zich bewust te zijn van de bij een elektrische installatie betrokken risico's
en dient u op de hoogte te zijn van de standaard procedures om ongelukken te
voorkomen. Gebruik de nummers aan het eind van elke waarschuwing om deze te
herleiden naar de desbetreffende locatie.
BEWAAR DEZE INSTRUCTIES

2-4 2-5
Chapter 2: Warning Statements for AC SystemsSC721 Chassis Manual
Installation Instructions
Warning!
Read the installation instructions before connecting the system to the power source.
Warnung
Vor dem Anschließen des Systems an die Stromquelle die Installationsanweisungen
lesen.
¡Advertencia!
Lea las instrucciones de instalación antes de conectar el sistema a la red de
alimentación.
Attention
Avant de brancher le système sur la source d'alimentation, consulter les directives
d'installation.
Circuit Breaker
Warning!
This product relies on the building's installation for short-circuit (overcurrent)
protection. Ensure that the protective device is rated not greater than: 250 V, 20 A.
設置手順書
システムを電源に接続する前に、設置手順書をお読み下さい。
시스템을 전원에 연결하기 전에 설치 안내를 읽어주십시오.
Waarschuwing
Raadpleeg de installatie-instructies voordat u het systeem op de voedingsbron
aansluit.
サーキット・ブレーカー
この製品は、短絡（過電流）保護装置がある建物での設置を前提としています。
保護装置の定格が250 V、20 Aを超えないことを確認下さい。
Warnung
Dieses Produkt ist darauf angewiesen, dass im Gebäude ein Kurzschluss-
bzw. Überstromschutz installiert ist. Stellen Sie sicher, dass der Nennwert der
Schutzvorrichtung nicht mehr als: 250 V, 20 A beträgt.
¡Advertencia!
Este equipo utiliza el sistema de protección contra cortocircuitos (o sobrecorrientes)
del edicio. Asegúrese de que el dispositivo de protección no sea superior a: 250
V, 20 A.
Attention
Pour ce qui est de la protection contre les courts-circuits (surtension), ce produit
dépend de l'installation électrique du local. Vériez que le courant nominal du
dispositif de protection n'est pas supérieur à :250 V, 20 A.
警告
将此系统连接电源前,请先阅读安装说明。
警告
將系統與電源連接前，請先閱讀安裝說明。
警告
此产品的短路(过载电流)保护由建筑物的供电系统提供,确保短路保护设备的额定电
流不大于250V,20A。
警告
此產品的短路(過載電流)保護由建築物的供電系統提供,確保短路保護設備的額定電
流不大於250V,20A。

2-6 2-7
Chapter 2: Warning Statements for AC SystemsSC721 Chassis Manual
Power Disconnection Warning
電源切断の警告
システムコンポーネントの取り付けまたは取り外しのために、シャーシー内部にアクセス
するには、
システムの電源はすべてのソースから切断され、電源コードは電源モジュールから取り
外す必要があります。
警告
在你打开机箱并安装或移除内部器件前,必须将系统完全断电,并移除电源线。
警告
在您打開機殼安裝或移除內部元件前，必須將系統完全斷電，並移除電源線。
Warnung
Das System muss von allen Quellen der Energie und vom Netzanschlusskabel
getrennt sein, das von den Spg.Versorgungsteilmodulen entfernt wird, bevor es
auf den Chassisinnenraum zurückgreift, um Systemsbestandteile anzubringen oder
zu entfernen.
Warning!
The system must be disconnected from all sources of power and the power cord
removed from the power supply module(s) before accessing the chassis interior to
install or remove system components.
경고!
이 제품은 전원의 단락(과전류)방지에 대해서 전적으로 건물의 관련 설비에
의존합니다. 보호장치의 정격이 반드시 250V(볼트), 20A(암페어)를 초과하지
않도록 해야 합니다.
Waarschuwing
Dit product is afhankelijk van de kortsluitbeveiliging (overspanning) van
uw electrische installatie. Controleer of het beveiligde aparaat niet groter
gedimensioneerd is dan 220V, 20A.
¡Advertencia!
El sistema debe ser disconnected de todas las fuentes de energía y del cable
eléctrico quitado de los módulos de fuente de alimentación antes de tener acceso
el interior del chasis para instalar o para quitar componentes de sistema.
Attention
Le système doit être débranché de toutes les sources de puissance ainsi que de
son cordon d'alimentation secteur avant d'accéder à l'intérieur du chassis pour
installer ou enlever des composants de systéme.
경고!
시스템에 부품들을 장착하거나 제거하기 위해서는 섀시 내부에 접근하기 전에
반드시 전원 공급장치로부터 연결되어있는 모든 전원과 전기코드를 분리해주어야
합니다.
Waarschuwing
Voordat u toegang neemt tot het binnenwerk van de behuizing voor het installeren
of verwijderen van systeem onderdelen, dient u alle spanningsbronnen en alle
stroomkabels aangesloten op de voeding(en) van de behuizing te verwijderen

2-8 2-9
Chapter 2: Warning Statements for AC SystemsSC721 Chassis Manual
Equipment Installation
機器の設置
トレーニングを受け認定された人だけがこの装置の設置、交換、またはサービスを許可
されています。
Warning!
Only trained and qualied personnel should be allowed to install, replace, or service
this equipment.
アクセス制限区域
このユニットは、アクセス制限区域に設置されることを想定しています。
アクセス制限区域は、特別なツール、鍵と錠前、その他のセキュリティの手段を用いての
み出入りが可能です。
Warning!
This unit is intended for installation in restricted access areas. A restricted access
area can be accessed only through the use of a special tool, lock and key, or other
means of security. (This warning does not apply to workstations).
Restricted Area
Warnung
Das Installieren, Ersetzen oder Bedienen dieser Ausrüstung sollte nur geschultem,
qualiziertem Personal gestattet werden.
¡Advertencia!
Solamente el personal calicado debe instalar, reemplazar o utilizar este equipo.
Attention
Il est vivement recommandé de confier l'installation, le remplacement et la
maintenance de ces équipements à des personnels qualiés et expérimentés.
경고!
훈련을 받고 공인된 기술자만이 이 장비의 설치, 교체 또는 서비스를 수행할 수
있습니다.
Waarschuwing
Deze apparatuur mag alleen worden geïnstalleerd, vervangen of hersteld door
geschoold en gekwaliceerd personeel.
Warnung
Diese Einheit ist zur Installation in Bereichen mit beschränktem Zutritt vorgesehen.
Der Zutritt zu derartigen Bereichen ist nur mit einem Spezialwerkzeug, Schloss und
Schlüssel oder einer sonstigen Sicherheitsvorkehrung möglich.
¡Advertencia!
Esta unidad ha sido diseñada para instalación en áreas de acceso restringido.
Sólo puede obtenerse acceso a una de estas áreas mediante la utilización de una
herramienta especial, cerradura con llave u otro medio de seguridad.
Attention
Cet appareil doit être installée dans des zones d'accès réservés. L'accès à une
zone d'accès réservé n'est possible qu'en utilisant un outil spécial, un mécanisme
de verrouillage et une clé, ou tout autre moyen de sécurité.
警告
只有经过培训且具有资格的人员才能进行此设备的安装、更换和维修。
警告
只有經過受訓且具資格人員才可安裝、更換與維修此設備。
警告
此部件应安装在限制进出的场所，限制进出的场所指只能通过使用特殊工具、锁和
钥匙或其它安全手段进出的场所。
警告
此裝置僅限安裝於進出管制區域，進出管制區域係指僅能以特殊工具、鎖頭及鑰匙
或其他安全方式才能進入的區域。

2-10 2-11
Chapter 2: Warning Statements for AC SystemsSC721 Chassis Manual
Battery Handling
Warning!
There is the danger of explosion if the battery is replaced incorrectly. Replace the
battery only with the same or equivalent type recommended by the manufacturer.
Dispose of used batteries according to the manufacturer's instructions
Warnung
Bei Einsetzen einer falschen Batterie besteht Explosionsgefahr. Ersetzen Sie die
Batterie nur durch den gleichen oder vom Hersteller empfohlenen Batterietyp.
Entsorgen Sie die benutzten Batterien nach den Anweisungen des Herstellers.
Attention
Danger d'explosion si la pile n'est pas remplacée correctement. Ne la remplacer
que par une pile de type semblable ou équivalent, recommandée par le fabricant.
Jeter les piles usagées conformément aux instructions du fabricant.
¡Advertencia!
Existe peligro de explosión si la batería se reemplaza de manera incorrecta.
Reemplazar la batería exclusivamente con el mismo tipo o el equivalente
recomendado por el fabricante. Desechar las baterías gastadas según las
instrucciones del fabricante.
경고!
이 장치는 접근이 제한된 구역에 설치하도록 되어있습니다. 특수도구, 잠금 장치 및
키, 또는 기타 보안 수단을 통해서만 접근 제한 구역에 들어갈 수 있습니다.
Waarschuwing
Dit apparaat is bedoeld voor installatie in gebieden met een beperkte toegang.
Toegang tot dergelijke gebieden kunnen alleen verkregen worden door gebruik te
maken van speciaal gereedschap, slot en sleutel of andere veiligheidsmaatregelen.
電池の取り扱い
電池交換が正しく行われなかった場合、破裂の危険性があります。 交換する電池はメー
カーが推奨する型、または同等のものを使用下さい。 使用済電池は製造元の指示に従
って処分して下さい。
경고!
배터리가 올바르게 교체되지 않으면 폭발의 위험이 있습니다. 기존 배터리와
동일하거나 제조사에서 권장하는 동등한 종류의 배터리로만 교체해야 합니다.
제조사의 안내에 따라 사용된 배터리를 처리하여 주십시오.
Waarschuwing
Er is ontplofngsgevaar indien de batterij verkeerd vervangen wordt. Vervang de
batterij slechts met hetzelfde of een equivalent type die door de fabrikant aanbevolen
wordt. Gebruikte batterijen dienen overeenkomstig fabrieksvoorschriften afgevoerd
te worden.
警告
电池更换不当会有爆炸危险。请只使用同类电池或制造商推荐的功能相当的电池更
换原有电池。请按制造商的说明处理废旧电池。
警告
電池更換不當會有爆炸危險。請使用製造商建議之相同或功能相當的電池更換原有
電池。請按照製造商的說明指示處理廢棄舊電池。

2-12 2-13
Chapter 2: Warning Statements for AC SystemsSC721 Chassis Manual
Warnung
Dieses Gerät kann mehr als eine Stromzufuhr haben. Um sicherzustellen, dass
der Einheit kein trom zugeführt wird, müssen alle Verbindungen entfernt werden.
¡Advertencia!
Puede que esta unidad tenga más de una conexión para fuentes de alimentación.
Para cortar por completo el suministro de energía, deben desconectarse todas las
conexiones.
Attention
Cette unité peut avoir plus d'une connexion d'alimentation. Pour supprimer toute
tension et tout courant électrique de l'unité, toutes les connexions d'alimentation
doivent être débranchées.
Backplane Voltage
バックプレーンの電圧
システムの稼働中は危険な電圧または電力が、バックプレーン上にかかっています。
修理する際には注意ください。
警告
当系统正在进行时，背板上有很危险的电压或能量，进行维修时务必小心。
警告
當系統正在進行時，背板上有危險的電壓或能量，進行維修時務必小心。
Warnung
Wenn das System in Betrieb ist, treten auf der Rückwandplatine gefährliche
Spannungen oder Energien auf. Vorsicht bei der Wartung.
¡Advertencia!
Cuando el sistema está en funcionamiento, el voltaje del plano trasero es peligroso.
Tenga cuidado cuando lo revise.
Attention
Lorsque le système est en fonctionnement, des tensions électriques circulent sur
le fond de panier. Prendre des précautions lors de la maintenance.
Warning!
Hazardous voltage or energy is present on the backplane when the system is
operating. Use caution when servicing.
Redundant Power Supplies
Warning!
This unit might have more than one power supply connection. All connections must
be removed to de-energize the unit.
冗長電源装置
このユニットは複数の電源装置が接続されている場合があります。
ユニットの電源を切るためには、すべての接続を取り外さなければなりません。
경고!
이 장치에는 한 개 이상의 전원 공급 단자가 연결되어 있을 수 있습니다. 이 장치에
전원을 차단하기 위해서는 모든 연결 단자를 제거해야만 합니다.
Waarschuwing
Deze eenheid kan meer dan één stroomtoevoeraansluiting bevatten. Alle
aansluitingen dienen verwijderd te worden om het apparaat stroomloos te maken.
警告
此部件连接的电源可能不止一个，必须将所有电源断开才能停止给该部件供电。
警告
此裝置連接的電源可能不只一個，必須切斷所有電源才能停止對該裝置的供電。

2-14 2-15
Chapter 2: Warning Statements for AC SystemsSC721 Chassis Manual
Comply with Local and National Electrical Codes
Warning!
Installation of the equipment must comply with local and national electrical codes.
地方および国の電気規格に準拠
機器の取り付けはその地方および国の電気規格に準拠する必要があります。
Warnung
Die Installation der Geräte muss den Sicherheitsstandards entsprechen.
¡Advertencia!
La instalacion del equipo debe cumplir con las normas de electricidad locales y
nacionales.
Product Disposal
Warning!
Ultimate disposal of this product should be handled according to all national laws
and regulations.
경고!
시스템이 동작 중일 때 후면판 (Backplane)에는 위험한 전압이나 에너지가 발생
합니다. 서비스 작업 시 주의하십시오.
Waarschuwing
Een gevaarlijke spanning of energie is aanwezig op de backplane wanneer het
systeem in gebruik is. Voorzichtigheid is geboden tijdens het onderhoud.
Attention
L'équipement doit être installé conformément aux normes électriques nationales
et locales.
경고!
현 지역 및 국가의 전기 규정에 따라 장비를 설치해야 합니다.
Waarschuwing
Bij installatie van de apparatuur moet worden voldaan aan de lokale en nationale
elektriciteitsvoorschriften.
製品の廃棄
この製品を廃棄処分する場合、国の関係する全ての法律・条例に従い処理する必要が
あります。
警告
设备安装必须符合本地与本国电气法规。
警告
設備安裝必須符合本地與本國電氣法規。
警告
本产品的废弃处理应根据所有国家的法律和规章进行。
警告
本產品的廢棄處理應根據所有國家的法律和規章進行。
Warnung
Die Entsorgung dieses Produkts sollte gemäß allen Bestimmungen und Gesetzen
des Landes erfolgen.
¡Advertencia!
Al deshacerse por completo de este producto debe seguir todas las leyes y
reglamentos nacionales.

2-16 2-17
Chapter 2: Warning Statements for AC SystemsSC721 Chassis Manual
Waarschuwing
De uiteindelijke verwijdering van dit product dient te geschieden in overeenstemming
met alle nationale wetten en reglementen.
Warnung
Gefährlich Bewegende Teile. Von den bewegenden Lüfterblätter fern halten.
Die Lüfter drehen sich u. U. noch, wenn die Lüfterbaugruppe aus dem Chassis
genommen wird. Halten Sie Finger, Schraubendreher und andere Gegenstände
von den Öffnungen des Lüftergehäuses entfernt.
¡Advertencia!
Riesgo de piezas móviles. Mantener alejado de las aspas del ventilador. Los
ventiladores podran dar vuelta cuando usted quite ell montaje del ventilador del
chasis. Mandtenga los dedos, los destornilladores y todos los objetos lejos de las
aberturas del ventilador
Attention
Pieces mobiles dangereuses. Se tenir a l’ecart des lames du ventilateur Il est
possible que les ventilateurs soient toujours en rotation lorsque vous retirerez le
bloc ventilateur du châssis. Prenez garde à ce que doigts, tournevis et autres objets
soient éloignés du logement du bloc ventilateur.
경고!
움직이는 위험한 부품. 회전하는 송풍 날개에 접근하지 마세요. 섀시로부터 팬
조립품을 제거할 때 팬은 여전히 회전하고 있을 수 있습니다. 팬 조림품 외관의
열려있는 부분들로부터 손가락 및 스크류드라이버, 다른 물체들이 가까이 하지
않도록 배치해 주십시오.
Waarschuwing
Gevaarlijk bewegende onderdelen. Houd voldoende afstand tot de bewegende
ventilatorbladen. Het is mogelijk dat de ventilator nog draait tijdens het verwijderen
van het ventilatorsamenstel uit het chassis. Houd uw vingers, schroevendraaiers en
eventuele andere voorwerpen uit de buurt van de openingen in de ventilatorbehuizing.
ファン・ホ ットス ワップ の 警 告
警告！回転部品に注意。運転中は回転部(羽根)に触れないでください。 シャーシから冷
却ファン装置を取り外した際、ファンがまだ回転している可能性があります。 ファンの開
口部に、指、ドライバー、およびその他のものを近づけないで下さい。
警告!
警告！危险的可移动性零件。请务必与转动的风扇叶片保持距离。 当您从机架移除
风扇装置，风扇可能仍在转动。小心不要将手指、螺丝起子和其他物品太靠近风扇
警告
危險的可移動性零件。請務必與轉動的風扇葉片保持距離。 當您從機架移除風扇裝
置，風扇可能仍在轉動。小心不要將手指、螺絲起子和其他物品太靠近風扇。
경고!
이 제품은 해당 국가의 관련 법규 및 규정에 따라 폐기되어야 합니다.
Hot Swap Fan Warning
Warning!
Hazardous moving parts. Keep away from moving fan blades. The fans might still
be turning when you remove the fan assembly from the chassis. Keep ngers,
screwdrivers, and other objects away from the openings in the fan assembly's
housing.
Attention
La mise au rebut ou le recyclage de ce produit sont généralement soumis à des
lois et/ou directives de respect de l'environnement. Renseignez-vous auprès de
l'organisme compétent.

2-18 2-19
Chapter 2: Warning Statements for AC SystemsSC721 Chassis Manual
Warning!
When installing the product, use the provided or designated connection cables,
power cables and AC adaptors. Using any other cables and adaptors could cause
a malfunction or a re. Electrical Appliance and Material Safety Law prohibits the
use of UL or CSA -certied cables (that have UL/CSA shown on the code) for any
other electrical devices than products designated by Supermicro only.
Power Cable and AC Adapter Attention
Lors de l'installation du produit, utilisez les bables de connection fournis ou désigné.
L'utilisation d'autres cables et adaptateurs peut provoquer un dysfonctionnement
ou un incendie. Appareils électroménagers et de loi sur la sécurité Matériel interdit
l'utilisation de UL ou CSA câbles certiés qui ont UL ou CSA indiqué sur le code
pour tous les autres appareils électriques que les produits désignés par Supermicro
seulement.
Warnung
Bei der Installation des Produkts, die zur Verfügung gestellten oder benannt
Anschlusskabel, Stromkabel und Netzteile. Verwendung anderer Kabel und Adapter
kann zu einer Fehlfunktion oder ein Brand entstehen. Elektrische Geräte und
Material Safety Law verbietet die Verwendung von UL-oder CSA-zertizierte Kabel,
UL oder CSA auf der Code für alle anderen elektrischen Geräte als Produkte von
Supermicro nur bezeichnet gezeigt haben.
¡Advertencia!
Al instalar el producto, utilice los cables de conexión previstos o designados, los
cables y adaptadores de CA. La utilización de otros cables y adaptadores podría
ocasionar un mal funcionamiento o un incendio. Aparatos Eléctricos y la Ley de
Seguridad del Material prohíbe el uso de UL o CSA cables certicados que tienen
UL o CSA se muestra en el código de otros dispositivos eléctricos que los productos
designados por Supermicro solamente.
電源コードとACアダプター
製品を設置する場合、提供または指定された接続ケーブル、電源コードとACアダプター
を使用下さい。 他のケーブルやアダプタを使用すると故障や火災の原因になることがあ
ります。 電気用品安全法は、ULまたはCSA認定のケーブル(UL/CSEマークがコードに表
記)を Supermicroが指定する製品以外に使用することを禁止しています。
경고!
제품을 설치할 때에는 제공되거나 지정된 연결케이블과 전원케이블, AC어댑터를
사용해야 합니다. 그 밖의 다른 케이블들이나 어댑터들은 고장 또는 화재의 원인이
될 수 있습니다. 전기용품안전법 (Electrical Appliance and Material Safety
Law)은 슈퍼마이크로에서 지정한 제품들 외에는 그 밖의 다른 전기 장치들을
위한 UL또는 CSA에서 인증한 케이블(전선 위에 UL/CSA가 표시)들의 사용을
금지합니다.
Waarschuwing
Bij het installeren van het product, gebruik de meegeleverde of aangewezen kabels,
stroomkabels en adapters. Het gebruik van andere kabels en adapters kan leiden
tot een storing of een brand. Elektrisch apparaat en veiligheidsinformatiebladen wet
verbiedt het gebruik van UL of CSA gecerticeerde kabels die UL of CSA die op
de code voor andere elektrische apparaten dan de producten die door Supermicro
alleen.
警告
安装此产品时,请使用本身提供的或指定的连接线,电源线和电源适配器.使用其它线
材或适配器可能会引起故障或火灾。除了Supermicro所指定的产品,电气用品和材
料安全法律规定禁止使用未经UL或CSA认证的线材。(线材上会显示UL/CSA符号)。
警告
安裝此產品時,請使用本身提供的或指定的連接線,電源線和電源適配器.使用其它線
材或適配器可能會引起故障或火災。除了Supermicro所指定的產品,電氣用品和材
料安全法律規定禁止使用未經UL或CSA認證的線材。(線材上會顯示UL/CSA符號)。

2-20
SC721 Chassis Manual
Notes

3-1
Chapter 3: Components
Chapter 3
Chassis Components
This chapter describes some common components included with your chassis. For
the latest information and shipping lists, visit http://www.supermicro.com.
3-1 Components
Drive Bays
The SC721 chassis supports the drives below:
• Four hot-swappable 3.5" hard drives.
• Two internal xed 2.5" hard drives.
Motherboard Support
Supports a wide range of Mini-ITX motherboards, from ATOM to Core i7
Power Supply
Each chassis includes a high-efciency power supply. The 250W unit has an 80+
Bronze level certication.
Fans
The chassis includes a 12cm rear fan with 25db whisper quiet operation.
PCI Slots
The chassis includes one low-prole PCI slot for expansion cards.

SC721 Chassis Manual
3-2
Control Panel Buttons and LED Indicators
The chassis includes a power button, a reset button and LED status indicators
which will keep you constantly advised of the system status. The descriptions in
Chapter 4 of this manual will provide a description of each button and LED, and will
describe any actions you may need to take in the event of a system status change.
3-2 Unpacking the System
Inspect the box in which the chassis was shipped and note if it was damaged. If the
chassis itself shows damage, le a damage claim with the carrier.
3-3 Where to Get Replacement Components
Infrequently, you may need replacement parts for your system. To ensure the highest
level of professional service and technical support, we recommend purchasing ex-
clusively from our Supermicro Authorized Distributors/System Integrators/Resellers.
A list of Supermicro Authorized Distributors/System Integrators/Resellers can be
found at: http://www.supermicro.com. Click the Where to Buy link.