ATEN Technology PE5216 manuale d’uso

eco PDU PE Series PE5216 / PE6216 / PE5324 / PE5324kJ A / PE6324 / PE6324JA2 Power Distribution Unit User Manual www.aten.com[...]

eco PDU PE Series User Manual ii FCC, CE Information Warning: This is a class A product. In a domestic environment th is prod uct may cause radio interference in which cas e the user may be required to take adequate measures. FEDERAL COMMUNICATIONS COMMISSION INTERFERENCE STATEMENT: This equipment has been tested and found t o comply with the limit[...]

eco PDU PE Series User Manual iii User Information Online Registration Be sure to register your product at our online support center: T elephone Suppo rt For telephone support, call this number: User Notice All information, document ation, and specifications contained in this manual are subject to change without prior notification by the manufactur[...]

eco PDU PE Series User Manual iv Package Content s The eco PDU PE Series package consists of: 1 PE5216 / PE6216 / PE5324 / PE5324kJA / PE6324 / PE6 324JA2 Power Distribu ti on Unit 1 Power Cord (16-port model s only) 1 Mounting Kit 1 User Instruction s* 1C D - R O M Check to make sure that all of the co mponents are present and in good order. If an[...]

eco PDU PE Series User Manual v Content s FCC, CE Inform ation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii SJ/T 11364-2006. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ii User Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .[...]

eco PDU PE Series User Manual vi Chapter 3. Basic Operation and First Time Setup Operation Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Browser . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 eco Sensors . . . . . . . . . . . . . . . . . . . . . . . .[...]

eco PDU PE Series User Manual vii International . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 North America . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62 IP Address Det ermination . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63 Specifica[...]

eco PDU PE Series User Manual viii About This Manual This User Manual is provided to help you get the most from y our eco PDU system. It covers all aspects of installation, configuration and operatio n. An overview of the information found in the manual is provided below. Chapter 1, Intr oduction , introduces you to the eco PDU system. Its purpose,[...]

eco PDU PE Series User Manual ix Product Information For information about all NRGence products and how they can help you sav e money in the data center, visit NRGe nce on the Web or contact an ATEN Authorized Reseller. Visit ATEN on the Web for a list of locations and telephone numbers  International – ht tp://www .aten.com  North America [...]

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1 Chapter 1 Introduction Overview As part of its NRGence line, ATEN has developed a new generation of green energy power distribution units (PDUs) to effectively increase the efficiency of data center power usage. The NRGence PE5216 / PE6216 / PE5324 / PE5324kJA / PE6324 / PE6324JA2 eco PDUs are intelligent PDUs that contain 16 or 24 AC outl ets an[...]

eco PDU PE Series User Manual 2 (Continued from previous page.) With its advanced security features a nd ease of operation, the eco PDU is the most convenie nt, most reli able, and mo st cost effective way to remotely manage power access for multiple comput er installations and allocate power resources in the most efficient way possible. Note: 1. S[...]

Chapter 1. Introduction 3 Comp arison Chart Note: For the complete specifi cations of individual model s, please reference Specifications , page 65. Model Inlet / Cord Outlet s Metering Level Outlet Switching Amps Per Port To t a l PE5216A IEC 320 C20 16 14 x NEMA 5-15R 2 x NEMA 5-20R PDU No 12A / 16A 16A (UL), 20A (Max.) PE6216A Y es PE5216B 14 x [...]

eco PDU PE Series User Manual 4 Features Power Distribution  Space saving 0U rack mount design with rear mou nting  IEC or NEMA outlet models  3 digit 7-segment front panel LED shows Current / IP Address for PDU / Bank  Remote users can monitor PDU / Bank status via web page s on their browsers  Safe shutdown support  Separate pow[...]

Chapter 1. Introduction 5 Management  Power status measuremen t at the PDU/Bank level  LED indicators for current and IP addr ess at the PDU de vice and/or Bank levels.  Real-time aggregate current, voltage, and power and power dissipation displayed in a browser-based UI for monitoring at the PDU level (PE5216 / PE6216) and at the bank lev[...]

eco PDU PE Series User Manual 6 Requirement s  Browsers accessing the eco PDU un it must support SSL 128 bit encryption.  For cold booting of at tached computers, the comp uter's BIOS must support Wake on LAN or System after AC Back .  For Safe Shutdown:  The computer must be running W indows (W indows 2000 or higher) or Linux. [...]

Chapter 1. Introduction 7 Optional Accessories Sensors Sensors are optional accessories. Y ou can use the eco PDU unit without sensors. However , if you want to have complete energy management of an instrumented data center with the use of the eco PDU, you wo uld need to use eco Sensors software and install 4 sensors for each of the racks to genera[...]

eco PDU PE Series User Manual 8 Component s PE5216A / PE6216A Front V iew PE5216A PE6216A 1 2 3 4 5 8 3 4 8 6 7[...]

Chapter 1. Introduction 9 Note: Holes for A TEN Lok-U-Plug cable holders are located around the outlets. See Securing the Cables , page 23 , fo r further infor mation. No. Item Description 1 Power Inlet The p ower cord that connects the unit to an AC power source plugs into this IEC 320 C20 socke t. 2 Circuit Breaker Pushbutton As a safety measure,[...]

eco PDU PE Series User Manual 10 PE5216B / PE5216G / PE6216B / PE6216G Front V iew PE5216B / G PE6216B / G 1 2 3 4 5 8 3 4 8 6 7[...]

Chapter 1. Introduction 11 Note: Holes for A TEN Lok-U-Plug cable holders are located around the sockets. See Securing the Cables , page 23, for furt her in formation. No. Item Description 1 Power Socket The power cord that connects the unit to an AC power source plugs into this IEC 320 C20 socke t. 2 Circuit Breaker Pushbutton As a safety measure,[...]

eco PDU PE Series User Manual 12 PE5324B / PE5324G / PE6324B / PE6324G Front V iew PE5324B / G PE6324B / G 1 2 3 4 5 8 3 4 6 7 3 4 8 8[...]

Chapter 1. Introduction 13 Note: Holes for A TEN Lok-U-Plug cable holders are located around the sockets. See Securing the Cables , page 23, for furt her in formation. No. Item Description 1 Power Cord Plug the power cord into your AC source. 2 Circuit Breakers (Bank 1 and Bank 2) As a safety measure, if there is an overcurrent situation regarding [...]

eco PDU PE Series User Manual 14 PE5324kJA Front V iew 1 2 3 4 3 5 6 3 7 7 7[...]

Chapter 1. Introduction 15 Note: Holes for A TEN Lok-U-Plug cable holders are located around the sockets. See Securing the Cables , page 23, for furt her in formation. No. Item Description 1 Power Cord Plug the power cord into your AC source. 2 Circuit Breakers (Bank 1 and Bank 2) As a safety measure, if there is an overcurrent situation regarding [...]

eco PDU PE Series User Manual 16 PE6324JA2 Front V iew 1 2 3 3 3 4 5 6 7 7 7[...]

Chapter 1. Introduction 17 Note: Holes for A TEN Lok-U-Plug cable holders are located around the sockets. See Securing the Cables , page 23, for furt her in formation. No. Item Description 1 Power Cord Plug the power cord into your AC source. 2 Circuit Breakers (Bank 1 and Bank 2) 2 x 16A Slim Breakers. As a safety measure, if there is an overcurre[...]

eco PDU PE Series User Manual 18 Readout Section No. Item Description 1 Readout Section  The selection (PDU Current / IP Address) appears in the first p art of the display window .  PDU Current / IP Add ress appea r in the second p art of the di splay window  The LEDs above the items indicate which one th e readout relates to.  Press th[...]

19 Chapter 2 Hardware Setup Before Y ou Begin Rack Mounting The eco PDU can be mounted in a 0U c o nfiguration on the side of a rack. To rack mount the device, use the rack mounting brackets th at came wit h your device. The brackets can be mounted either near the top and bottom of the back panel, or the top and bottom ends of th e device, as shown[...]

eco PDU PE Series User Manual 20 PDU Placement For safety reasons the eco PDU should not be installed with the power sockets facing directly up or down, and thus should only b e installed with t he power sockets facing out from a vertical position as shown belo w: Right Wrong Floor Floor[...]

Chapter 2. Hardware Setup 21 Inst allation To set up your eco PDU installation, re fer to the installation diagram on th e next page (the numbers in the diagram correspond to the numbered steps), and do the following: 1. For each device you want to connect, use its power cable to connect from the device's AC socket to any available outlet on t[...]

eco PDU PE Series User Manual 22 3 4 2 1 1[...]

Chapter 2. Hardware Setup 23 Securing the Cables For added safety, use ATEN Lok-U-Plug cable holders to secure the cables from your attached devi ces in place on the eco PDU unit. Secure the cable holders using the specially designed holes around the individual pow er outlets, as shown below: Note: 1. Cable holders are an optional accessory. See Ca[...]

eco PDU PE Series User Manual 24 Securing the Sensors Connect the sensors to the eco PDU’s front panel sensor ports and secure them using sensor mount s, tie wraps, and adhesive cable tie ho lders. If you use a tie wrap to secure the sensor, tighten the ti e wrap over the recessed channel on the sensor, as shown in the following diagram: Note: 1.[...]

25 Chapter 3 Basic Operation and First T ime Setup Operation Methods NRGence eco PDU models provide thr ee methods to access and manage your installation: Browser, eco Sensors (eco PDU Management Software), and SNMP. Note: The following sections of this chapter contain info rmation concerning Browser operation. For eco Sensor s operation, please re[...]

eco PDU PE Series User Manual 26 First Ti me Setup Once the eco PDU installation has be en cabled up, the next task the Administrato r needs to perform involve configuring the network parameters, changing the default Super Administrato r log in settings, and adding users. The easiest way to accomplish this is to log in over the Net with a browser. [...]

Chapter 3. Basic Operation and First Time Setup 27 Network Configuration To set up the network, do the following: 1. Cli ck the Device Management tab. 2. The interface displays the Device Configura tion page. A screen simi lar to the one below appears: 3. Fill in the fields according to th e information provided u nder Device Configuration , page 4[...]

eco PDU PE Series User Manual 28 Changing the Administrator Login To change the defaul t Administrator username and password, do the foll owing: 1. Click the User Management tab. The User Management page has a de tailed list of users – with more information about them – in the large central panel: 2. In the Administrator Information section, re[...]

29 Chapter 4 Browser Operation Logging In The eco PDU can be accessed via a s upported Internet brows er from any platform. Note: Browsers must support SSL 128 bit encrypti on. To access the eco PDU do the following: 1. Open your browser and sp ecify the IP address of the eco PDU you want to access in the browser's URL location bar . Note: Y o[...]

eco PDU PE Series User Manual 30 The eco PDU Main Page After you have successfully logged in, the eco PDU Main Page comes up with the Outlet Access Connections page displayed: Note: The screen depicts an Administrator ’ s page. Depending on a user ’ s type and permissions, and y our PE model, not all of these elements appear .[...]

Chapter 4. Browser Operation 31 Page Component s The web page screen components are described in the tab le, bel ow: No. Item Description 1 T ab Bar The tab bar contains the eco PDU’ s main operation categories. The items that appear in the tab bar are determined by the user ’s type, and the authorization options that were selected when the use[...]

eco PDU PE Series User Manual 32 Outlet Access Connections When you log in to the eco PDU, the in terface opens with its default selection of the Outlet Access tab; and the Connections menu. The contents of the PDU Status and Outlet Status sections are disp layed in the main panel. Note: Only enable d eco PDU models will display the Outlet Status s[...]

Chapter 4. Browser Operation 33 PDU St atus All eco PDU models support PDU device level monitori ng. Th e PDU Status section allows you to set up a power managem ent con figuration for the PDU device as a whole:  PDU Threshold Settings These fields are used to set the maximum , minimum, and fluctuation threshold settin gs for Aggregate Curr ent,[...]

eco PDU PE Series User Manual 34 Outlet S t atus If your eco PDU models supports out let le vel power management, m anual On/ Off/Reboot switching can be performed on thi s page.  On / Off / Reboot Y ou can manually tu rn the outlet On an d Off from this page by clicking the radio buttons. T o Reboo t the outlet, enable th e Reboot checkbox and [...]

Chapter 4. Browser Operation 35 Configuration The Configuration page is used to configure the settings of the eco PDU at the individual power outlet lev e l: This page lets you set up the power managem ent configuration for the selected outlet. The meanings of the field headings are giv en in the following table : (Continues on next page.) Heading [...]

eco PDU PE Series User Manual 36 (Continued from previous page.) When you ha ve finished making y our configuration setting s, click Save . Power ON Delay Sets the amount of time the eco PDU waits after the Power Button is clicked (see Outlet Status , page 34), before it turns on the power to the outlet. Note: The default delay time is 0 sec onds; [...]

Chapter 4. Browser Operation 37 User Management When you select the User Management tab the screen comes up with Administrator Information and User Inform ation displayed i n the main p anel. The eco PDU supports one Administrator account and up to eight User accounts. Note: 1. Each account can support 2 l ogin sessions 2. The eco PDU supports a to[...]

eco PDU PE Series User Manual 38 User Information To add a user, do the following: 1. Select the user type in the Management drop-down menu. 2. Key in a name and password in the Name and Password fields. 3. Set the outlet-by-out let permission s of the user in the Outlet field. 4. Set the Management field to Enable . 5. Click Save to save yo ur set[...]

Chapter 4. Browser Operation 39 Log The eco PDU keeps a record of transactions that take place on its installation, and stores up to 128 events at one time. The System Log page provides a powerful array of filters and functions that allow you to vi ew and export the log file data, as well as be informed by em ail of specified events as they occur. [...]

eco PDU PE Series User Manual 40 Device Management The Device Management page allows administrators and users with device management permission t o configure and control ov erall eco PDU operations. Device Configuration This page presents in formation about th e selected device, as described in the following sections: General Item Meaning PDU Name [...]

Chapter 4. Browser Operation 41 Service Port s As a security measure, if a firewall is being used, the Admi nistrator can specify the port numbers that the firewall will allow. If a port other than the default is used, users must specify the port number as part of the IP address when they log in. If an invalid port number (o r no port number) is sp[...]

eco PDU PE Series User Manual 42 IPv4 Configuration The PDU’s IPv4 IP an d DNS addresses (the traditional m ethod of specifying IP addresses) can either be assigned dy namically (DHCP), or a fixed IP address can be specified.  For dynamic IP address assignment, select the Obtain IP address automatically radio butt on. (This is the default sett[...]

Chapter 4. Browser Operation 43 Event Notificat ion The Event Notification section is divided in to th ree sections: SMTP Settings; SNMP Trap Receivers; and Syslog Serv er. Each section is described below.  SMTP Settings To have the eco PDU device email reports from the SMTP server to you, do the following: 1. Enable the Enable r eport fr om the[...]

eco PDU PE Series User Manual 44  SNMP T rap Receivers Up to four SNMP management stations can be sp ecifi ed. If you wa nt to use SNMP trap notifications, do the followin g: 1. Check Enable SNMP Trap . 2. Select which versi o n of SNMP you want to use. 3. Key in the IP address(es) and the service port number(s) of the computer(s) to be notified[...]

Chapter 4. Browser Operation 45 Syslog Server To record all the events that take pl ace on eco PDU devices and write them to the eco PDU Syslog server, do the following: 1. Check Enable Sysl og Server . 2. Key in the IP address and the port number of the Syslog server . The valid port range is 1-65535. The default port number is 514.[...]

eco PDU PE Series User Manual 46 Date/Time The Date/Time dialog page sets the eco PDU time parameters: Set the parameters according to the information described below. Time Z one  T o establish the time zone that the eco PDU is located in , dr o p do w n t he Ti m e Z o n e li st an d choose the city that most closely corr esponds to where it is[...]

Chapter 4. Browser Operation 47 Manual Input Use this section to specify the eco PDU’s date and time manually.  Click the calendar icon and click the calendar entry for the date.  Key the time into the T ime field, using the HH:MM:SS (hours, minutes, seconds) format. Note: This section is only enabled when auto adjustment (in the Network Ti[...]

eco PDU PE Series User Manual 48 Security The Security page controls access to the eco PDU device. Login Failures  Allowed sets the number of consecutive failed lo gin attempts that are permitted from a remote user .  Timeout sets the amount o f time a remot e user must wait bef ore attempting to login again after exceed ing the number of all[...]

Chapter 4. Browser Operation 49 Account Policy The Account Policy section governs policies in regard to usernames and passwords. Check a policy and enter the required in formation in the ap propriate fields. Item Description Minimum Username Length Sets the minimum number of characters required for a username. Acceptable values are from 1–16. Min[...]

eco PDU PE Series User Manual 50 Login String / IP Filter / Mac Filter  Login String The Login String entry field is used to specify a login string (in ad dition to the IP address) that users must include when accessing the eco PDU device with a browser. For example: 192.168.0.126/abcdefg  The following characters are allowed: 0–9 a–z A?[...]

Chapter 4. Browser Operation 51  IP Filter / MAC Filter If any filters have been co nfigured, they app ear in the IP Filter and/or MAC Filter list boxes. IP and MAC Filters control access to the eco PDU based on the IP and/or MAC addresses of the client computers atte mpting to connect. A maximum of 5 IP filters and 5 MAC filters are allowed. To[...]

eco PDU PE Series User Manual 52 3. T o filter a single IP address, key in the same address as the start IP . T o filter a continuous range of addresses, key in the end number of the range (for example, 192.168.0.225). 4. After filling in the address, click OK . Repeat these steps for any additional IP addresses you want to filter. To add a MAC fil[...]

Chapter 4. Browser Operation 53 Authentication & Authori zation The Authentication & Au thorization page is used to set up log in authentication and authorization management from external sources. Disable Local Authentication Selecting this option wi ll disable login authentication lo cally on the eco PDU. The device can only be accessed us[...]

eco PDU PE Series User Manual 54 RADIUS Settings To allow authenticatio n and authorization for the eco PDU device through a RADIUS server, do the following : 1. Check Enable . 2. Fill in the IP addresses and servi ce port numbers for the Preferred and Alternate RADIUS servers. The de fault port number for the Preferred server is 1812; the d efault[...]

Chapter 4. Browser Operation 55 Private Certificate When logging in over a secure (SSL) connection, a signed certificate is used to verify that the user is logging in to th e intended site. For enhanced security, the Private Certificate section allows you to use your ow n private encryption key and signed certificate, rather th an the default ATEN [...]

eco PDU PE Series User Manual 56 Maintena nce The Maintenance function is used to upgrade the eco PDU’s firmware, an d to backup and restore the devi ce’s configuration settings. Firmware File When you click the Maintenance tab, the display opens with the Firmware Upgrade menu page, whi c h loo ks similar to the one below: A description o f the[...]

Chapter 4. Browser Operation 57  Upgrading the Firmware To upgrade the firmware refer to the sc reenshot on the preceding page, and do the following: 1. Go to our web si te and dow nlo ad the new firmware file to a convenient location on y our computer. 2. Cli ck the Browse button; navigate to where th e firmware file is located and select it. 3[...]

eco PDU PE Series User Manual 58 Backup/Restore Selecting Backup/Restore on the menu bar giv es you the ability to back up the switch’s configuration and user profile informati on: Backup To backup the device’s settings do the following : 1. In the Password field, key in a password for the file. Note: Entering a password is optional. If you do [...]

59 Appendix Safety Instructions General  This product is for indoor use only .  Read all of these instructions. Save them for future reference.  Follow all warnings and instructions marked on the dev ice.  Do not place the device on any unstable su rf ace (cart, stand, table, etc.). If the device falls, serious damage wi ll resul t. [...]

eco PDU PE Series User Manual 60  T o help protect y our system from sudden, transient increases and decreases in electrical power , use a su rge suppressor , line conditioner , or uninterruptible power supply (UPS).  Position system cables and power cable s carefully; Be sure that nothing rests on any cables.  When connecting or disconnec[...]

Appendix 61 Rack Mounting  Before working on the rack, ma ke su re that the stabilizer s are secured to the rack, extended to the floor , and that the full w eight of the rack rests on the floor . Install front and side stabilizers on a single rack or front stabilizers for joined multiple ra cks before work ing on the rack.  Always load the r[...]

eco PDU PE Series User Manual 62 T echnical Support International  For online technical support – includ ing troubleshooting, documentati on, and software updates: http://eservice.aten.com  For telephone support, see Telephone Suppo rt , page iii North America When you contact u s, please have the followin g information ready beforeh and: ?[...]

Appendix 63 IP Address Determination If you are an administrato r logging in for the first time, you need to access the eco PDU in order to give it an IP addr ess that users can connect to. There are two methods to choose from. In each case, your client comp uter must be on the same network segment as the eco PD U. After you have connected and logg[...]

eco PDU PE Series User Manual 64 (Continued from previous page.) 3. Select the device in the Device List . Note: 1. If the list is empty, or your device doesn't appear, click Enumerate to refresh the Device List. 2. If there is more than one devi ce in the list, use the MAC address to pick the one you want. The eco PDU's MAC address is lo[...]

Appendix 65 Specifications PE5216A / PE6216A Function PE5216A PE6216A Power Outlets Direct 16 Connectors Power Inlet 1 x IEC 320 C20 Power Outlets NEMA 14 x NEMA 5-15R; 2 x NEMA 5-20R IEC NA Sensor 2 x RJ-1 1 LAN 1 x RJ-45 Female (Silver) + LEDs (Orange/Green) LEDs Outlet Status NA 16 (Orange) PDU Current / IP 2 (Green) Current / IP Address 3-digit[...]

eco PDU PE Series User Manual 66 PE5216B / PE6216B / PE5324B / PE632 4B Function PE5216B PE6216B PE5324B PE6324B Power Outlets Direct 16 24 Connectors Power Inlet / Cord 1 x IEC 320 C20 (inlet) 1 x NEMA L6-30P (cord) Power Outlets NEMA NA IEC 14 x IEC 320 C13 2 x IEC 320 C19 21 x IEC 320 C13 3 x IEC 320 C19 Sensor 2 x RJ- 1 1 LAN 1 x RJ-45 Female ([...]

Appendix 67 PE5216G / PE6216G / PE5324G / PE6324G Function PE5216G PE6216G PE5324G PE6324G Power Outlets Direct 16 2 4 Connectors Power Inlet / Cord 1 x IEC 320 C20 (inlet) 1 x IEC 60309 (cord) Power Outlets NEMA NA IEC 14 x IEC 320 C13 2 x IEC 320 C19 21 x IEC 320 C13 3 x IEC 320 C19 Sensor 2 x RJ-1 1 LAN 1 x RJ-45 Female (Silver) + LEDs (Orange/G[...]

eco PDU PE Series User Manual 68 PE5324kJA Function PE5324kJA Power Outlets Direct 24 Connectors Power Cord 1 x NEMA L5-30P Power Outlets NEMA T otal: 24 x NEMA 5-15R T wist Lock Bank 1–1: 8 x NEMA 5-15R T wist Lock Bank 1–2: 8 x NEMA 5-15R T wist Lock Bank 2: 8 x NEMA 5-15R T wist Lock IEC NA Sensor 2 x RJ- 1 1 LAN 1 x RJ-45 Female (Silver) + [...]

Appendix 69 PE6324JA2 Function PE6324JA2 Power Outlets Direct 24 Connectors Power Cord 1 x NEMA L5-30P Power Outlets NEMA T otal: 24 x NEMA 5-15R Bank 1–1: 8 x NEMA 5-15R Bank 1–2: 8 x NEMA 5-15R Bank 2: 8 x NEMA 5-15R Sensor 2 x RJ-1 1 LAN 1 x RJ-45 Female (Silver) + LEDs (Orange/Green) LEDs Outlet Status 24 (Orange) PDU Current / IP 2 (Green)[...]

eco PDU PE Series User Manual 70 Administrator Login Failure If you are unable to perform an Adminis trator login (because the Username and Password information has become corrupted , or you have fo rgotten it, for example), you can clear the login information wit h the fo llo wing procedure: 1. Power of f the eco PDU and remove its housing. 2. Sho[...]

Appendix 71 Limited W arranty ATEN warrants this product against defec ts in mate rial or workmanship fo r a period of one (1) year from the date of purchase. If this prod uct prov es to be defective, contact ATEN's support department for repa ir or replacement of your un it. AT EN will not issue a refund. Return requests can not be processed [...]

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