Manuale d’uso / di manutenzione del prodotto AWK-1127 del fabbricante Moxa
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AirWorks AWK - 11 21/11 27 User’ s Manual First Edit ion, April 2012 www.moxa.com/product © 201 2 Moxa I nc. All r ights rese rved. Reprod uction witho ut perm ission is prohibite d.
AirWorks AWK - 11 21/11 27 User’ s Manual The softw are described in this manual is furnished under a license agreement and may be used only in accordance with the terms of that agree ment. Copyri ght Notice © 201 2 Moxa Inc . All rig hts res erved.
Table of Content s 1. Int rodu ct ion ...................................................................................................................................... 1-1 Ov erv iew ...............................................................
Installing the UNIX Driver ........................................................................................................... 4- 16 Conf iguring the UNIX Driver .................................................................................
1 1. Introduction The AirWor ks AWK - 1121/1127 enables wireless u sers to ac cess netwo rk resou rces wirele ssly. The AWK - 1121/ 112 7 is rated to operate at tempera tures rang ing from 0 to 60°C for standard models and - 40 to 75°C fo r wide temper ature models , and is rugged enough for any harsh ind ustrial envi ronment.
AWK - 1121/11 27 Introduc tion 1-2 Overvi ew The AWK - 1121/ 1127 Clie nt is ideal for applicatio ns that are hard to wire, too expensiv e to wire, or use mobile equipme nt that connec ts to a TCP/IP netwo rk.
AWK - 1121/11 27 Introduc tion 1-3 Produ ct Specification s WLAN Interf ace Standar ds: IEEE 802.11 a/b/g for Wireles s LAN IEEE 8 02.11i for Wireles s Security IEEE 802.
AWK - 1121/11 27 Introduc tion 1-4 Serial Port: 1, RS - 232/42 2/485, DB9 male conn ect or (AWK - 1127 o nly) Conso le: RS - 232 (RJ 45 - type ) LED Ind icator s: PWR , FAULT, STATE, s ignal strength, WLAN, LAN Wei ght : 40 0 g (AWK - 112 1), 41 0 g (AWK - 1127 ) Dimensio ns: AWK - 1121: 50 x 115 x 70 mm (2.
AWK - 1121/11 27 Introduc tion 1-5 Function al Design LED Ind icators The LEDs on the front panel of the AWK - 1121 /1127 prov ide a quick and easy means of determining the curre nt operatio nal status and wire less settings . The FAULT LED indicates system failur e s and user - configured event s.
AWK - 1121/11 27 Introduc tion 1-6.
2 2. Getting Started This chapte r explains how to install Moxa ’s A ir Wor ks A WK - 11 21/11 27 for the fir st time, and quic k ly set up your wirele ss network and test whether the connectio n is running we ll. The functio n guide provides a convenie nt means of determini ng which func tions you need to u se .
AWK - 1121/11 27 Getting Started 2-2 First - t ime Installation and Configu ration Before ins talling the AWK - 1121 /1127 , m ake sure that all items in the Package Checklis t are in the box. Y ou will need access to a notebook computer or PC equipped with an Ethernet por t.
AWK - 1121/11 27 Getting Started 2-3 NOTE After you c lick Submit t o apply change s the web page will refr esh ( Upda te d) will appear on the page and a blinking reminder will be shown on the upper - right corner of the web pa ge: To activate the c hange s click Restar t and then Save and Restart after you change the settings .
AWK - 1121/11 27 Getting Started 2-4 Function Map Q uick o verv iew of the AWK - 1121/11 27 ’ s infor mation Basic setting s for adminis tering the AWK - 1121/ 112 7 Essential s ettings relate d to .
3 3. Web Console Con figuration In this chapte r, we explain all asp ects of w eb - bas ed console c onfigur ation. Moxa ’ s ea sy - to - use management functions help you set up your AWK - 1121 /1127 a nd m ake it easy to establish a nd maintain your wireless network .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3-2 Web Br owser Configu ration Moxa AWK - 1121 /1127 ’ s web browser interface provides a conve nient way to modify its config uratio n and access the built - in monito ring and ne twork administra tion functions .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3-3 In the follow ing paragraphs , we describ e each AWK - 11 21/11 27 management functio n in de tail. A quick overvie w is available in this manual in the “ F unction Map ” sectio n of Chap ter 2.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3-4 Basic Se ttings The Basic Settings gro up includes the most commonly used settings require d by administrators to maintain and contro l the AWK - 1 121/11 27 .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3-5 IP configur ation Sett ing Descrip tion Facto ry Defa ult DHCP The AWK - 1121 /1127 ’ s IP a ddress will be assi gned automatically by the network ’ s DHCP server Static Static Set up the AWK - 1121/1127 ’ s IP addre ss manually .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3-6 Curre nt local tim e Sett ing Descrip tion Facto ry Defa ult User adj ustable time The date and time parame ters allow config uration of the local time , with imme diate activation .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3-7 Operation M ode The AWK - 1121 /1127 is a dedicated WLAN client , so its o nly operation mode is client.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3-8 NOTE Click the “Site Survey ” button to v iew informati on about ava ilable APs, as shown in the foll owing f igure. You can click on the SSID of an entity and bring the value of its SSID onto the SSID fi el d of the Basic W ireless Set tings page.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3-9 WLAN S ecurity Sett ings The AWK - 1121 /1127 prov i des four standardize d wireless s ecuri ty modes: Op en , WEP (Wired Equival ent Privac y), WPA (Wi - Fi Prote cted Access) , and WPA2 .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 10 Authentic ation type Sett ing Descrip tion Facto ry Defa ult Open Data encrypti on is enabled, but witho ut authenticatio n Open Shared Data encrypti on and authenticatio n are both enabled .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 11 WPA typ e Sett ing Descrip tion Facto ry Defa ult Perso nal Prov ides Pre - Sh ared K ey - enab led WPA and WPA2 Perso nal Enterpr ise Prov ides en.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 12 EAP - TLS TLS is the standards - based success or to Secure S ocket La yer (SSL ). It can establis h a trusted communicatio n channel over a dis trusted network . TLS provides mutual authentica tion thro ugh certifi cate exchange.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 13 TTL S Inne r Aut hentica tion Sett ing Descrip tion Facto ry Defa ult PAP Password Authenticatio n Protocol is used MS - CHAP - V2 CHAP Challenge H.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 14 User na me & P asswor d Sett ing Descrip tion Facto ry Defa ult U ser name and password used in inner authenticatio n None Advanced W ireless Sett ings Additio nal wireless - rel ated parameters are presented in this section t o help you set up your wireless network in detail.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 15 NOTE Tx power at “Full” • US model: 14 dB • EU model: 16 dB • JP mo del: 14 d B Fragme ntatio n threshol d Sett ing Descrip tion Facto ry.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 16 WLAN Cer tification Sett ings When EAP - TLS is us ed, a WLAN Certific ate will b e required at the client end to suppor t WPA/WPA2 - Enter prise.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 17 Advanced Settings Severa l advanced functio ns are available to incre ase the functionality o f your AWK - 11 21/112 7 and wireles s network system. The D HCP server helps you dep loy wireless clients efficie ntly .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 18 Enable Sett ing Descrip tion Facto ry Defa ult Enable Enables I P proto col filter Disabl e Disabl e Disabl es IP proto col filte r Policy Sett ing.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 19 ATTENTI ON Be careful w hen you enable the filter func tion: Drop + “ no entity on list is activated ” = all packets are all ow ed Accept + “ no entity o n list is activate d ” = all packets are denied SNMP Agent The AWK - 1121 /1127 supports SNMP V1/V2c /V3.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 20 Enable Sett ing Descrip tion Facto ry Defa ult Enable Enables S NMP Agent Disabl e Disabl e Disabl es SNMP Agent Remote Manage ment Sett ing Descri.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 21 Link Fault P ass - Through This functio n means if Ethernet por t is link down, wireless conne ction will be for ced to disconnect. Once Ethernet link is recove red, AWK - 1121/1 127 will try to connect to AP.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 22 Mode Along with Applica tion, this field spec ifies the serial port’s operatio n mode, or how it will interact with network devices . Depending on how Applic ation is configur ed, different o ptions are availabl e for Mode.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 23 When Mode i s set to RealCOM on a serial port’s Opera tion Modes pa ge, you will be able to co nfigure additio nal settings such as TCP alive chec k time , M ax conne ction , and Igno re jam med I P .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 24 ATTENTI ON When Max con nectio n is 2, the ser ial port’s comm unication se ttings (i.e., b audrate , parity, data bi ts, etc.) will be determine d by the AWK - 1127 . Any hos t that opens the COM port connection mus t use identical ser ial communic ation settings.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 25 Sett ing Descrip tion Fac tory Def ault Enable When these fie lds are enabled, ser ial data will accumulate in the ser ial port’s buffer until the b uffer is full or until the specifie d delimiter cha racter(s) are rece ived.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 26 optio ns based on the Telnet protocol and s upports one connectio n at a time. Third party driver s supporting RFC 221 7 are widely availab le on the Internet and can be used to implement virtual C OM mappi ng.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 27 carr iage return character could be used as a delimiter in order to trans mit each sentence or p aragrap h in a se parate packet. Data will be packe d according to Delimite r process . Delimiter s must be incorporate d into the data stream at the software or device level.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 28 TCP Serv er Mo de In TCP Server mode, the AWK - 1127 serial por t is assigne d an IP:po rt address that is unique on your TCP/I P network. It waits for the hos t computer to establish a connection to the attached s erial device .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 29 Ina cti vit y Tim e Sett ing Descrip tion Fac tory Def ault 0 to 65535 m s This f ield specif ies the time limit for ke eping the connection open if no data flows to or from the ser ial device. 0: The connec tion will remain open even if da ta is never rece ived.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 30 Cmd Por t Sett ing Descrip tion Fac tory Def ault 0 to 9999 This field spe cifies the TCP port numb er for listening to SSDK commands f rom the host. 966 Connec tion Goe s Down This field spe cifies what happens to the RTS and DTR signals when the Ether net connection goes down.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 31 Delim iter Process This field spe cifies how data is packed when deli miter character s are received .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 32 When Mode is set to TCP Cl ient on a serial por t’s Operation Modes page, you will be able to configure additio nal settings such as TCP alive chec k time , I nact ivity ti me , and I gnore jam med IP .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 33 Ignore Jamme d IP Sett ing Descrip tion Fac tory Def ault Disabl e All transm ission will be susp ended if one IP address becomes unrespo nsive. Transm ission will only resume whe n all hosts have respon ded.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 34 Packet Lengt h Sett ing Descrip tion Fac tory Def ault 0 to 1024 This field specif ies the maximum amo unt of data that is a llowed to accumula te in the serial port buffer bef ore sending.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 35 0: If serial data is received, setting this value to 0 means no data will be buf fered and all data will be transm itted immediatel y as received.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 36 Destin ation Addr ess 1 to 4 Sett ing Descrip tion Fac tory Def ault IP address rang e and port (e.g ., “192. 168.1. 1” to “192. 168.1. 64” and “4001 ”) In UDP mode, you may specify up to 4 ranges of IP address es for the serial port to connect to.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 37 Delimiter + 1 One additio nal character mus t be received before the data in the se rial por t’s buffer i s pa cked. Delimiter + 2 Two additio nal characters must be received befor e the data in the ser ial port’s buffer is packed .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 38 Port Alia s Sett ing Descrip tion Fac tory Def ault free text (e.g ., “Second ary console connec tion”) This is an optio nal free text field to help you dif ferentiate one serial por t from another.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 39 Data Buffering/Log O n the se rial por t’s Data B uffering/ Log page, you can enable or disable Port buffering and S erial data logging .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 40 Syst em - relat ed events Event is triggered wh en… Syste m restart (warm start) The AWK - 1121 /1127 is rebooted, s uch as when its settings are changed (I P address, subnet mask, etc.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 41 Syslog server 1/ 2 / 3 Sett ing Descrip tion Facto ry Defa ult IP add re ss Enter the IP address of the 1st / 2nd/ 3 rd Syslog S erver None Syslog .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 42 Mail s erver (SMTP ) Sett ing Descrip tion Facto ry Defa ult IP add re ss The IP Address of your email server.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 43 SNMP Trap Recei ver Set tings SNMP traps are define d in SMIv1 MIBs (SNMPv1) and SMIv2 MIBs (SNMPv2c). The two style s are basically equival ent, and it is possib le to convert between the two. You can se t the parameters for SNMP trap rece ivers throug h the web page .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 44 Syste m L og T rigger ed events are record ed in System Log. Yo u can export the log co ntent s to an av ailable viewe r by clicking Ex p ort L og . Yo u c an u se the Clea r Log button to clea r the log contents and the Refres h b utton to refresh the log.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 45 Maintenance Maintenance f unctions prov ide the administrato r with tools to manage the AWK - 1121 /1127 and wired/w ireless network s. Console Se ttings You can enable or disab le access permission for the followi ng conso le s : HTTP, HTTPS, Telnet and SSH connec tions.
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 46 ATTENTI ON Please make sure the p ower sou rce is stable when y ou upgrade your firmware. A n unexpected power breakup may damage yo ur AWK - 1121/ 1127 . Config Imp ort / Export You can back up or restore the AWK - 1121 /1127 ’s configur ation with Config I mport / Export .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 47 Loading Factory Defaul ts Use this functio n to reset the AWK - 11 21/11 27 an d roll all settings back to the factory default values . You can also reset the hardware by pressing the rese t button on the re ar panel of the AWK - 1121/11 27 .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 48 Save C onfigur ation The follo wing f ig ur e s how s how the AWK - 1121/11 27 stor e s the setting c hanges into volatile and non - volatile memory .
AWK - 1121/11 27 Web Cons ole Conf igur ati on 3- 49 You will no t be able to run any of the A WK - 1121/11 27 ’ s functions while the system is rebo oting . Logout Lo gou t helps user s d isconnect the curre nt HTTP or HTTPS session and go to the Login page.
4 4. Software Install ation and Co nfiguration The follow ing topics are covered in this ch apter: Over view AWK Search Uti lity Installing AWK Sear ch Utility Conf iguring the AWK S e.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4-2 Overvi ew The Doc umentation & S oftware CD included w ith your AWK - 1121/11 27 is designed to make the installation and config uration procedur e easy and straightforw ard.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4-3 1. Click N ext to cre ate the program ’ s shor tcut files to the default dire ctory, or click Browse to select an alternate lo cation. 2. Click N ext to se lect additional task s. 3. The installer then display s a summary of the installation op tions.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4-4 Configuri ng the AWK Search Ut ility The Broadcas t Search function is used to locate all AWK - 1121/1 127 A Ps that are connected to the same LAN as your computer. Af ter locating an AWK - 11 21/11 27 , you will be able to change its I P address.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4-5 3. The “ Searching ” windo w indicates the progre ss of the search. When the search is comp lete, all AWK s that were locate d will be displayed in the AWK Sear ch Utility window . 4.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4-6 ATTENTI ON For secur ity purposes , we suggest you can change the AWK search utility login p assword instead of us ing the defaul t. To modify the conf iguration of the highl ighted AWK, click on the Web icon to open the web console.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4-7 Connectio n • Connec tion tim eout (sec s): Use this option to se t the waiting time for the Default Login , Locate , Assign IP , U pload Firmware , and Unlock to complete .
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4-8 Click Next to install pr ogram files to the default direc tory, or click Brow se to select an alternate lo catio n. 3. Click N ext to ins tall the program ’ s s hortcuts in the app ropr iate S tart Menu folder.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4-9 Click Continu e Anyw ay to finish the installation. 6. Click F ini sh to comple te the installation of the OnCell W indows Driver Manage r.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 10 Alternati vely, f or R ea lC OM mode, yo u can selec t Input Manua lly and then manually enter the AWK - 1127 ’s IP Typ e . T o do t his, select LAN t ype, foll ow ed by 1st Da ta Por t , and 1 st Com mand P ort for the COM ports that will be mapped to.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 11 5. When using Windows XP, a message is disp layed during the activatio n of each port, indic ating that the softwar e has not passed Windows Logo cer tificatio n. Click Conti nue A nyway to procee d.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 12 8. Click the Adv anc ed S etti ng tab to modify Tx Mode , FIFO, Fast Flush, and other parameter s. Tx Mode Hi - Performance is the def ault for Tx mode. After the dr iver sends data to the AWK - 1127 , the d river immediate ly issues a “Tx Empty” respo nse to the program.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 13 However, if you c an reach other network dev ices, it may be that the AWK - 1127 is not power ed on or is disco nnected. Note that Auto Network Re - Connection must be enabled in order to use this functi on.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 14 11. To save the configur ation to a text file, selec t Exp ort fr o m the COM Ma ppin g menu. You will then be able to impor t this configuratio n file to another host and use the same COM Mapping settings in the other host.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 15 Hardware Setup Before proc eeding with the software installation, mak e sure you have complete d the hardware installatio n. Note that the default I P address for the LAN inter face of AWK - 1127 is 192.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 16 Mapping t ty ports ma nually To map tty por ts manually, you ma y execute mx addsvr and manually specify the d ata and command ports , as in the follow ing example: # cd /usr/lib/oncell_realtty/driver # .
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 17 The follow ing files will be extrac ted: README. TXT oncelltt yd.c --- source c ode oncelltt yd.cf --- an empty config uration file Ma kefile --- makefi le VERSION. TXT --- fixed tty drive r versi on FA Q.
AWK - 1121/11 27 Software Insta llati on and C onfi gurati on 4- 18 2. Find the pro cess ID (PID) of t he progra m o ncellttyd . # ps -ef | grep oncellttyd 3. Update co nfiguratio n of oncellttyd pro gram . # kill -USR1 [PID] (e.g., i f once llttyd PID = 404, k ill - USR1 404 ) This comple tes the process of adding an additio nal server.
5 5. Other Console Considerations This chapte r explains how to acces s the AWK - 1121/11 27 for the first time. In add ition to HTTP access , there are four ways to access AWK - 1121/11 27 : s er ia l console, Telnet conso le, SSH console , and HTTPS console .
AWK - 1121/11 27 Other Con sole C onside rati ons 5-2 RS - 232 Console Configu ration (115200, None, 8, 1, VT100) The ser ial console connec tion method, w hich requires using a short serial ca ble to connect the A WK - 1121/11 27 to a PC ’ s COM por t , can be used if you d o not know the AWK - 1121/11 27 ’ s IP address.
AWK - 1121/11 27 Other Con sole C onside rati ons 5-3 4. The Conso le login s creen will ap pear. Lo g in to the RS - 232 console with the login name (default: admin ) and pas swor d (defa ult: root , if no new passwor d is set). 5. The AWK - 1121/ 1127 ’ s device info rmation and Main Menu will be disp layed.
AWK - 1121/11 27 Other Con sole C onside rati ons 5-4 1. From Wind ows Desk top, run S ta rt Run , and then use T elnet to access th e AWK - 11 21/11 27 ’ s I P a dd r ess from the Windows R un window (y ou may also issue the t elnet comma nd from the MS - D OS prom pt ).
AWK - 1121/11 27 Other Con sole C onside rati ons 5-5 3. Select Yes to accept the certificate is sued by Mox a IW and then enter the AWK - 1121 /1127 ’ s web browser interf ace secured via HTTPS/SSL.
A A. Ref er ences This chapte r provides more detail ed inf ormation abo ut wireless - rel ated technolog ies. The informa tion in this chapter can he lp you administer you r AWK - 1121/11 27 s and plan yo ur indus trial wir eless netwo rk be tter.
AWK - 1121/11 27 References A-2 Fragment A lowe r setting means smal ler packets, whic h will create more packe ts for each transmiss ion. If you have decreas ed this value and experience high packe t error rates , you can increa se it again, b ut it will like ly de crease overall network p erform ance.
B B. Supporting Infor mation This chapte r presents additio nal informatio n about this manual and produc t. You can also learn how to contact Moxa for technic al support.
AWK - 1121/11 27 Suppor ting Inf ormat ion B-2 About Thi s User ’ s Manual This manual is mainly designed f or , but n t o limited to , the fo llo wing hardwar e and firmware for the AWK - 1121/ 112 7 : • Hardwa re Rev: 1. 0 • Firm ware V er: 1.
AWK - 1121/11 27 Suppor ting Inf ormat ion B-3 • Reorie nt or relocate the rece iving antenna. • Increas e the separation betw een the equipment and rec eiver. • Connec t the equipment into an outlet o n a circuit differe nt from that to which the receiver is conne cted.
AWK - 1121/11 27 Suppor ting Inf ormat ion B-4 Firmwar e Recov ery When the LEDs of FAULT , Signal S trength , CLIENT , BRIDGE and WLAN a ll light up simultaneo usly and blink at o ne - second inter val, it means the system booting has fail ed .
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Moxa AWK-1127 è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Moxa AWK-1127 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Moxa AWK-1127 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Moxa AWK-1127 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Moxa AWK-1127, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Moxa AWK-1127.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Moxa AWK-1127. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Moxa AWK-1127 insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
