Gebruiksaanwijzing /service van het product GXP1450 van de fabrikant Grandstream Networks
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GXP 2120/GX P21 10/GXP2100/G XP1450 USER M ANUAL Grands tream Ne tworks , Inc. GX P2120/G XP21 10/G XP2100 /GXP14 50 S I P Enter prise Phone s.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 2 of 69 GXP212 0 /GXP 21 10/GXP2100 /GXP1450 Use r Manual Index GNU GP L INFORMA TION .......................................................................... 5 CHANGE LOG .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 3 of 69 VOICE MESSAG ES ( MESSAG E WAITI NG IND ICA TOR) ........................................................... 29 SHARED CALL APPEARANCE (SCA) ....................
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 4 of 69 T ab l e 6: LCD DISPLA Y DEFINITIONS ........................................................................................................ 15 T able 7: LCD ICONS .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 5 of 69 GNU GPL INFO RMA TION GXP 2120/GXP21 1 0/GXP2 100/GXP 1450 firm ware contain s third - par ty software licens ed under the GNU Ge neral Pub lic License ( GPL). Gr andstr eam us es software u nder the specif ic term s of the GPL.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 6 of 69 CHANGE LO G This s ection docum ents sign ificant c hanges f rom previous v ersions of user manuals f or GXP2120 /GXP21 10/ GXP2100/G XP145 0 . Onl y maj or new features or maj or do cument updates are listed here.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 7 of 69 WEL COME Thank you for purchas ing Gr andstream GXP2120/GX P2110/GXP2 100 /GX P1450 S IP Enterpr ise Phone s . Your Gran dstream GXP21 20/GX P2110/G XP2100/G XP145 0 Enterprise IP ph one is feature - enrich ed, sophist icated, yet sim ple to use.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 8 of 69 P RO D UC T O V E RVI E W F EA TU RE HIGHTLIG HTS T able 1 : GXP2120/GXP 21 10/ GXP2100/GXP1450 F E A TURES I N A GLANCE GXP2 1 20 GXP2 1 20 is an ex ecutive S IP phone.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 9 of 69 T able 2 : GXP2120/GXP 21 10/ GXP2100/GXP1450 COMP A RISON GUIDE Features GXP21 20 GXP21 10 GXP21 00 GXP145 0 .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 10 of 69 Feature K eys Feature k ey com parison: GXP2 1 20 GXP2 11 0 GXP2 10 0 GXP1450 HOLD Ye s Ye s Ye s Ye s SPEAK .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 11 of 69 Multi-language English, G erm an, Italian, Fr ench, Sp anish, Portugues e, Russ ian, Cr oatian , Sim plified .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 12 of 69 INST A LLA TION EQUIPMENT P ACK AG IN G T able 4: GXP212 0 /GXP 21 10/GXP2100/GXP1450 EQUIPMENT PA CKA GING M.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 13 of 69 6. Using the k e ypad configura tion m enu or phone' s em bedded w eb serv er (Web GUI) by enter ing th e I P address i n web bro ws e r, y ou can f urther c onfigure t he phon e.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 14 of 69 N ote : • Should your system lose po wer , pl ease unp lug your d evices and power up the GX P2 12 0 /21 10 first . • Extension f or GX P2120/21 1 0 is the sam e for G XP2020/2010 m odels.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 15 of 69 USING THE GXP 2120 /GXP 2110/GXP2100 /GXP1450 GETTING F AMIL AR WITH THE L CD GXP212 0 /GXP 21 10/G XP2100/GX P1450 has a d ynam ic and custom izable sc reen. The s creen displa y s differentl y depending o n wheth er the p hone is idle or in use (active).
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 16 of 69 Note: If XML applicat ion is us ed for GXP2120/G XP21 10/G XP210 0 , the s oftke y for XML application w ill show u p in the def ault idl e screen as conf igured.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 17 of 69 SPECI AL SOFT KEYS (Only for GXP2120/ GXP 21 10/ GXP21 00 when integrate d wit h GXE5024/502 8) Call Parking: P lease ref er to GX E5024/50 28 Online User M anual f or m ore inform ation.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 18 of 69 Call Forw ard No Answer Status. OFF - Call For ward No Answer f eature disabl ed ON - Call For ward No Ans wer featur e enabled Call For ward A ll and Ca ll Forward No A n swer S t a tus.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 19 of 69 Speaker Statu s. OFF - speak er off ON - speak er on Headset Statu s. OFF - headset off ON - headse t on Calling Out. The phon e is call ing out Calling In. P hone is ringing w ith incom ing ca ll Incoming Ca ll.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 20 of 69 GETTIN G F AMI LAR WITH THE KEYP AD T he follo wing table des cribes the buttons used on the GX P212 0 /GXP21 1 0/GXP2100/G XP145 0 k e ypad . T able 8 : K E Y PAD DEF INITIONS GXP21xx GXP1450 Definiti on LINE K EYS O pen or sw itch line.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 21 of 69 PHONEBOOK/ CONT A CT Displa y phonebook list and options. V olume (For GXP210 0/GXP14 50 only) .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 22 of 69 COMPLETING CALLS There ar e several ways to c om plete a call o n GXP212 0 /GXP21 1 0/GXP2 100/GXP1450 . • On hook dial ing . Enter the num ber when t he pho ne is on h ook and t hen send out.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 23 of 69 Select an d en ter Phoneb ook ; Sele ct t he phonebook entry you w ould lik e to call using t he navigat i on arr ow k eys .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 24 of 69 MAKIN G CALLS U SING IP ADDRESSES Direc t I P Call a llo ws t wo p h ones to talk to e ach other in an ad - hoc fashion withou t a SI P proxy .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 25 of 69 For examp le: • 192.168.0.2 c allin g 192.16 8.0.3 -- dia l #3 f ollo w ed by # or “S END” ; • 192.168.0.2 c allin g 192.16 8.0.23 -- dial #23 follo w ed by # “SEND” ; • 192.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 26 of 69 DURING A PHON E CALL C ALL W AITING/CALL HOL D • Hold . Place a call on hold b y pressing t he HOLD b utton. The acti ve LINE k ey will bl ink in gre en; • Resume .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 27 of 69 Establish one c all f irst; Durin g the c all, pres s TR AN ke y .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 28 of 69 Select 1 LINE k ey and p res s to resum e the 2 - wa y c on versation ; If u sers would like to re - .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 29 of 69 • End Confer ence . Press HO LD ke y to split th e confer ence call. T he conferenc e call w ill be ended with both ca lls on hold; Or Users c ould press the EndCal l softk ey or simply han g up the c all to ter minate t he conf erence cal l.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 30 of 69 by the red - f lash i ng button and the y will be able to re sume the c all from their phone b y pressing t he line button. H owever , if this c all is p laced on pr ivate - ho ld, no other m ember of the S CA gr oup wil l be able to resum e that call.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 31 of 69 • Dial *71 a nd then ent er the num ber to dial out. *72 Unconditiona l Call Forward . T o set up unco nditional call for ward: • Off hook the phone; • Dial * 72 and t hen enter the num ber to f orward the ca ll ; • Press O K softkey or SEND k e y .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 32 of 69 • XML custom idle screen ( cus tomize idle screen l ogo, s oftkey layout, an d etc.) http://www .grands tream .com /products/gxp_s eries/gener al/docum ents/GXP21xx _14xx_X ML_Screen _ Custom ization.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 33 of 69 CONFIGU RA T ION GU IDE The GXP 2120/GX P2110/G XP2100/ GXP1450 c an be c onfigured v ia tw o wa ys : • LCD Configurat ion M enu us ing the phon e's k eypad; • W eb GUI embedded o n the phone us ing PC's web browser.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 34 of 69 searching . Instant Messag es Display s receive d instant mess ages . Direct IP C all Mak es direct I P call . Prefer enc e Preferenc e sub m enu inclu des the f ollowing opt ions : • Do Not Distur b Enables /disables D o Not Di sturb on the phone.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 35 of 69 Configures SIP Prox y , Outbound Proxy , SI P User ID, S IP Auth ID, SIP Pa sswor d, SIP Transport and A udio inf orm ation to register SIP account on th e pho ne .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 36 of 69 Figure 2: Key pad MENU Flow Call Hist ory St atus Phone Book L D AP Director y Inst ant Messag e s Direct I P.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 37 of 69 CONFIGURA TION VIA WEB BR OW SER The GX P 2120/GXP 21 10/G XP21 00 /GX P1450 em bedded W eb server res ponds to HT TP/HT TPS GET/PO ST requests.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 38 of 69 • Status: D isplays t he Acco un t stat us, Network status, and S ystem I nfo of the ph one; • Account: T.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 39 of 69 SIP Server T he URL or IP address, an d port of the SIP server. T hi s is pro vided b y your VoIP s ervice provider (ITSP). S econdar y SIP Server The URL or IP address, and por t of the SIP s erver.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 40 of 69 notify the s erver t o unbind t he connec tion. The d efault s etting is "No". Register Expirati on Specifies the fr equenc y (in m inutes) in whic h the phone r efreshes its registrat ion with th e specifi ed registr ar.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 41 of 69 "Keep -Al ive". Conf igure th is to be "No " if an outbound prox y is used. "STUN" ca nnot be used if the d etecte d NAT is symmetric N AT.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 42 of 69 e) [147] - an y digit of 1, 4, or 7 f) <2=01 1> - replac e digit 2 with 01 1 when dia ling g) | - the O.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 43 of 69 picks up a c all w ith BLF k ey. T he def ault s etti ng is **. (No t appl ic abl e to GXP1450) De la ye d Call For ward Wait Tim e Def ines the tim eout (in se conds) bef ore the cal l is forwarded on no answer .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 44 of 69 impor tant in ord er to s upp o rt PST N internet working. T o in vok e a reliabl e provisio nal respons e, the 100r el tag is app ended to t he value of the required h eader of the initi al signal ing m essages.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 45 of 69 Contact header i nformat ion for attended tr ansfer . The default sett ing is "No". Transfer on Conferenc e Hangup Defines whether or not t he call is t ransfer red to the other part y if the initiator of the conf erence h angs up.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 46 of 69 between 96 and 127 . Jitter Buffer Type Selects e ither Fixe d or A daptive bas ed on n etwork conditi ons. The default se tting is "Adaptive ". Jitter Buffer Length Selects Lo w, Med ium , or High bas e d on n et work conditions .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 47 of 69 character s. Confirm Password Confirm s the end us er pas sword fiel d to be the s ame a s above.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 48 of 69 to EAP - MD5. Identit y Enter the Identit y for the 80 2.1x m ode. MD5 Pass word Enter the MD5 Password for the 8 02.1x m ode. HTTP Prox y Specifies the HT TP prox y URL for the ph one to sen d packet s to.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 49 of 69 • Voice Mail Select Account an d enter the Voic e Mail access num ber in the UserID f ield. • Call Retur n The last a ns wer ed calls can be d ialed out b y using Ca ll Retur n .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 50 of 69 • Speed Dia l via acti ve account Similar to Speed Di al but it will dia l based on th e cur rent active account. For exam ple, if the pho ne is of fhook and ac count 2 is active, it w ill call the conf igur ed Speed Dial number us ing account 2 .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 51 of 69 U.S centr al tim e. If it is po sitive ( +) if the loca l tim e zone is west of the Prime Mer idian ( A.K.A: I nternatio nal or Greenwic h Merid ian) an d negative ( - ) if it is eas t.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 52 of 69 Date Displ ay Form at Configures the d ate dis play form at on the LCD.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 53 of 69 between H eadset a nd Speak er. Call Hist ory Flash W riting: Write Ti meout D efines th e inter val (in sec onds) to sa v e the ca ll histor y to phon e's flash.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 54 of 69 STUN Server The IP addr ess or Domain name of the ST UN server. STUN res olution results are displ ayed in t he ST ATUS page of the W eb GUI. O nly non - symm etric NAT routers work with ST UN.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 55 of 69 TR - 069 Username ACS usernam e for T R - 069. TR - 069 Password ACS pass word for T R - 069. Periodic I nform Enable Ena bles periodic inform. If set to " Yes", device wi ll send inform packets to the AC S.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 56 of 69 Exam ples: (|(teleph oneNum ber=%)(Mobi le=%) r et urns a ll records which has the " tel ephoneN umber &.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 57 of 69 Search Timeout S pecifies the interval (in s econds) f or the server to proc ess the reques t and clie nt waits f or server t o return. T he d efaul t sett ing is 30 sec onds.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 58 of 69 are 4 le vels: DEBUG, INFO , W ARNING AND ERROR. S yslog mes sages are s ent based on t he follo wing eve nts.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 59 of 69 Call - Waiting T one Busy T one Reorder T one S ynta x : f1=val,f 2=val[,c =on1/of f1[ - on2/of f2[ - on3/off.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 60 of 69 NETW ORK options wil l not displa y for users to access in keypad menu. Enable ST AR key Ke ypad lock ing If set to " Ye s " , t he ke ypad can be loc ked by pr essing an d holdin g the ST AR * ke y for about 4 s econds .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 61 of 69 • NAT Traver sal (under Acc ount Set tin g page) Default set ting is " No " . Ena ble the de vice to use NAT t raversal when it is b ehind f irewall o n a private network .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 62 of 69 PUBLIC MODE The GX P 2120/GXP2 110/GXP210 0/GXP14 50 supports hot desk ing using publ ic mode. Under public mode, users c ould lo gin th e phon e with t h e SIP acc ount U s e r ID an d pas s word.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 63 of 69 • phonenumber= 1234 : The num ber f or the phone t o dial out • account= 0 : The acc ount index f or the phon e to mak e call. T he index is 0 for account 1, 1 for account 2, 2 for account 3 , and etc.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 64 of 69 Figure 4: Click - to - Dial S A VING THE C ONFIGURA TION CHANGES After users m a kes c hanges t o the conf iguration, pres s the Update button on the bottom of the W eb GUI page .
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 65 of 69 UPGRAD ING AND PR O VISIONING The GX P 2120/GX P21 1 0 /G XP210 0 /G XP1450 can be upgrad ed via TFT P/HTTP/HTT PS by configur ing th e URL/IP Address f or the T FTP/HTT P/HTTPS server a nd selecting a download m ethod.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 66 of 69 Firm ware upgrades tak e around 60 sec onds i n a controlle d LAN or 5 - 10 m inutes over the Int ernet. We recom mend com pleting fir mware upgra des in a c ontr olled LAN en vironm ent whenev er possi ble.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 67 of 69 server pa th for the configur ation file . It needs to be set to a va lid URL, either i n FQDN or I P addres s form at. The " Conf ig Ser ver Path " c an be th e sam e or differ ent from the " Firm ware Server Path ".
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 68 of 69 REST ORE F A C T O RY DEF A U L T SETT ING S W arning : Restorin g the Fac tory Def ault Sett ings wi ll delete a ll conf iguration inform ation on the phon e. Pleas e back up or print all the s ettings b efore you restor e to the factor y default sett ings.
FIRM WARE VERSION 1.0.4.23 GX P2120/GX P21 10/GX P2100/GX P1450 USER MA NUAL Page 69 of 69 EXPERIENCING THE GX P 2120/GX P2110/GX P2100/GXP1450 Please vis it our websi te: htt p://www .grandstream .com to receive th e mos t up - to - date updat es on firm ware releases, addition al featur es, F AQs, docum entation and ne ws on n ew products.
Een belangrijk punt na aankoop van elk apparaat Grandstream Networks GXP1450 (of zelfs voordat je het koopt) is om de handleiding te lezen. Dit moeten wij doen vanwege een paar simpele redenen:
Als u nog geen Grandstream Networks GXP1450 heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Grandstream Networks GXP1450 vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Grandstream Networks GXP1450 leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Grandstream Networks GXP1450 krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van Grandstream Networks GXP1450 bent, maar toch heb je de instructies niet gelezen, moet je het doen voor de hierboven beschreven redenen. Je zult dan weten of je goed de alle beschikbare functies heb gebruikt, en of je fouten heb gemaakt die het leven van de Grandstream Networks GXP1450 kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Grandstream Networks GXP1450 . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
