Gebruiksaanwijzing /service van het product WBR-3403TX van de fabrikant LevelOne
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1 L evelOne WB R -34 0 3TX 5 4Mbps Wi r eless Broadband R outer w / VPN/Printer S e r v er(pa r allel) U s e r`s Man u a l.
2 Co p y r ight The c o nt e nts o f t h i s publicati o n m a y not be rep r o d uced i n an y part o r as a whole, st o r e d , t r a n scri b e d i n a n i n f o r mat i o n ret r i e v al s y st e.
3 FCC Interference S tate m e n t This e q u i p m e n t h as b ee n teste d and f oun d t o c o m pl y w i th the limits f o r a Class B d i g ital d e v ice p u r su a n t t o Part 1 5 o f the F C C R ules.
4 T able o f Conten t s Chapter 1 In t rod u c t io n . . . . .. . . . . . . . .. . . . . . . . .. . . . . . .. . . . . . . . .. . . . . . . . .. . . . . . . . .. . . . . . .. . . . . . . . .. . . 6 Funct i ons an d F eatur e s .. . . . . . .. . . . .
5 4.8. 1 S y st e m Lo g .. . . . . . .. . . . . . . . .. . . . . . . . .. . . . . . . . .. . . . . . .. . . . . . . . .. . . . . . . . .. . . . . . .. . . . . . . . . . 65 4.8. 2 Firmware U p g r a d e . . . . . .. . . . . . . . .. . . . . . . . .. .
6 Chapter 1 Int r o ducti o n C o n g r a t ulat i o n s o n y our p u r chase o f L e v el O ne WBR -3 4 0 3 TX W ireless B r o a d b a n d R o u te r . This p r o d u c t is specifica ll y d es i g n ed f o r Small O f f ice a n d H o me O f f ice n ee d s.
7 Packe t F i lter all o ws yo u t o c o nt r o l access t o a n e t w o rk b y ana l y z i n g t h e in c o m i n g and o u t goi n g p a c k ets an d letting the m pass or h a lti n g t h e m b as e d o n t h e IP address o f t h e s o ur ce a n d d estinati o n.
8 l VPN Supp o rted Enables y o u t o c r eate v irt u al pri v ate t u nnels t o rem o te VPN g atewa y s. l 8 0 2.1 X suppor t ed Wh e n the 80 2 . 1 X f unct i o n is e n able, t h e W ireless u ser must Authe n t icate t o t h i s r o ute r f i r st t o use t h e Netw o r k ser v ice.
9 acti v it y Blin k i ng The W AN p o rt is sen d i ng o r r ecei v in g d ata. W L AN W ireless acti v ity Green Blin k i ng Sendin g o r recei v in g data v ia wi r eless O n A n acti v e stati o n is c o nnecte d t o the c o rresp o n d i ng L AN p o r t.
10 P o rt: R E SET T o reset s y stem settin g s t o fact o r y de f aults, p lease f o ll o w t h e steps: 1. P o we r of f the de v ice, 2. P r ess the reset butt o n and h o ld, 3. P o we r on t h e d e v ice, 4. Keep the b u tt o n pressed ab o ut 5 sec on ds, 5.
11 2.1. 2 . Re a r P a nel F i gu re 2- 2 Rea r P anel P o rts: Port Description 5 V DC P o we r i n let: DC 5 V , 1 .5 A (minimum) W A N t h e p o r t w h ere yo u wi l l c o n nec t y o u r cable ( o r DSL ) m o dem o r Et h ernet r o ute r .
12 2. Setup LAN connecti on a . W ire d LAN c o n n ectio n : c on n ects an Et h e r net cable f r om y o ur c o m p u ter ’ s Ethernet p o rt t o o n e o f t h e L AN po rts o f t h is p r o d u ct. b. W ireless LAN c o n n ect i o n: locate this p r oduct at a p r o pe r p o sit i o n t o g a i n t h e b e st t r ansmit p er f o rmance.
13 Chapte r 3 Net w ork Setti n gs and So f t w are Ins t allatio n T o u se L e velOne WBR- 3 4 0 3 TX c o r rect l y , y o u have t o p r o p er l y c o nf i g ure the net w o r k setti n g s o f y ou r c o m p u ters a nd i n stall the attached set u p p r o g r am int o y o u r MS W i n d o ws plat f o r m ( W i n d o ws 9 5 / 9 8/NT/20 0 0).
14 S tep 1: I n sert the i n stall a tio n CD-ROM int o the CD - R O M drive. The f o llow i n g w i ndow will be sh o w n a u t o maticall y . I f it isn ’ t, please r u n “ install.
15 S te p 2 : C lic k o n t h e INS T A LL b ut t o n. W ait until t h e f o l l owi n g W el c o me d ialo g t o a ppea r , a n d cli c k o n the Next b u tt o n.
16 S te p 4: Whe n t h e f o ll o win g win do w is d is p la y ed, clic k on t h e Finish b u tt o n. S te p 5: Select the item t o restart t h e c o m p uter a n d the n clic k t h e OK b utt o n t o re boo t y o ur c o mp u te r .
17 Chapt e r 4 Co n fig u r i n g Le v elOne WBR-3403 T X W B R- 3 403TX p r o v i des W eb b as e d co n f ig u r at i o n s c h e me, that is, c o nf i g ur i n g b y yo u r W e b b r owse r , such as Netscape C o mm u n i c a t o r o r I nte r net Expl o re r .
18 4.2 S tatus This op ti o n pr o v i d es t h e fu n cti on f o r ob ser v i ng this pr od uct ’ s w o r k in g status: A. W AN P o r t S tatus. I f the W AN p o r t is ass i g n e d a d y n amic I P , t h ere m a y appea r a “ Renew ” o r “ Rele a se ” b u tt o n on t h e S i d en o te c o lumn.
19 4.3 W izard Setup W i zard wil l g uid e y ou throu g h a basi c conf i g urat i on pro c edure s t ep b y s t ep . Press ” N e xt > ”.
20 Setu p W izard - S e le c t W A N T ype : For de t ai l set t in g s, ple a s e ref e r to 4.4 .1 pri m a r y setu p..
21 4.4 Basic S e tting.
22 4.4 . 1 Pri m a r y Setup – W AN T y p e , V i rtual C o m puters Press “ C hange ”.
23 This o pt i o n i s pr i ma r y t o e nable this p r o d u ct t o w o r k p r o p er l y . The setti n g it e ms an d t he web a p pea r a n ce de p en d o n the W AN t y pe. C ho o se c o r rect W AN t y p e b ef o re y o u start. 1. LAN I P A d dr e ss : t h e local I P a d dr e ss o f t h is d e v ice.
24 t h e lease time is e x pi r in g - - e v e n w h e n t h e s y stem is idle. 4.4. 1 . 3 D y na m ic I P Address with Ro a d Runner Sessi o n Mana g e m ent.(e.g. T elstr a BigPond) LAN IP Ad d r ess i s t h e IP address o f this p r o d uct . I t mus t be t he defa u l t gatew a y o f y o u r c o m p uters.
25.
26 4.4. 1 . 7 V ir t u a l Co m puters V i r tual C o mp u ter e n ables y o u t o use the o ri g i n al N A T feature, an d all o ws y o u t o set u p the o ne - t o - on e map p i ng o f multi p le g l o bal IP ad d r ess an d l o cal IP ad d r ess.
27 4.4 . 2 DHC P Serv e r P r ess “ Mo r e>> ”.
28 The sett i ngs of a T C P/ IP e n v i r onm e nt i n clude host I P , S u b net M a s k , Gatew a y , a n d D N S co n f ig u r at i o n s. I t is not ea s y to ma n u al l y con f i gu r e all the c o m p u ters a nd d e v ices i n y o u r netw o r k.
29 IP t o y ou r P C . 4.4 . 3 W i r e less Setting , an d 802.1 X sett i n g W ireless settin g s all o w y o u t o set the wi r eless c o nfi g urati on items. 1. Network ID ( SSID) : Netw o r k I D is used f o r id e n ti f y i n g t h e W ireless L AN (WL A N).
30 7. 802 . 1X Se t ting 8 0 2.1 X Che c kBox was used t o swit c h th e func t ion of the 802.1X. Wh e n th e 802.1X funct i on is e nabl e , the W i rel e ss user must authenti c ate t o th i s router first to use the N e twork ser v i c e. Encr y p t ion Ke y L ength Allows user to se l ec t th e l e n g th for WE P en c r y ption .
31 4.4 . 4 Cha n g e Passwo r d Y ou can chan g e Pass w ord here . W e strongly r e com m end y ou to chan g e th e s y s t em pass w ord for secur i t y reason.
32 4.5 Fo r warding R ul e s.
33 4.5 . 1 V i rtual Se r ver This p r o d u ct ’ s N A T f irewal l f ilte r s o u t unre c o gnized p a c k ets t o p r o te c t y o u r Intranet, s o all hosts behi n d t h i s p r oduct are i n v isible t o the o u ts i d e w o rld.
34 4.5 . 2 Spec i al A P Some applicat i ons requi r e multiple c o n n e c t i o n s, l i k e I n t e rnet g am e s, V id e o confer e n c in g , I nte r net telep h o n y , etc. Because o f the firewall f u nc ti o n, t h ese applicatio n s c a n n o t w o r k wi t h a p u r e N A T r o ute r .
35 4.5 . 3 M isce l laneous It e m s I P Address o f DM Z H o s t DMZ (DeMilitarize d Z on e) H o st is a h o st wit hou t the pr o tecti on o f firewall.
36 4.6 Secur i ty Settings.
37 4.6 . 1 Packet Filt e r Pac k et F ilte r ena b les y ou t o c o nt r o l what p ac k ets are all o wed t o pass the r o ute r . O u t bou nd f ilte r ap p lies on all o utb ou n d p ac k ets. H o we v e r , I n b o u n d filter ap p lies on pac k ets t h at destined t o V irt u al Ser v e r s o r DMZ ho st o nl y .
38 a d dresses (4.3. 2 . 1 - 4 .3.2. 2 5 4 ) . A n empt y implies all I P a d dresses. Fo r s ou r ce o r destinati o n po rt, y o u can d efi n e a sin g le p o rt ( 8 0) o r a ra ng e o f p o r ts (10 0 0-1 9 9 9 ). Ad d prefi x "T" o r "U" t o specif y TCP o r UDP p r o t o c o l.
39 (1.2 . 3.10-1 . 2.3 . 20) The y c an do e v e r y thin g (block noth i n g ) Others a re all blo c ked. Exa m ple 2: (1.2 . 3.100-1 . 2.3 . 1 19) The y can do ever y th i n g ex c ept read net news (port 1 19) a nd tr a nsf e r fi l es v i a FT P (port 21) Others a re all a l lowed.
40 Exa m ple 1: (192.168 . 123.100-192 . 168.123 . 149) The y a re allowed to s e nd m a il (port 25), r e ce i v e m a il (port 1 10), and browse Interne t (por t 80); port 53 (D N S) is ne c ess a r y to resol v e th e dom a in n a me . (192.168 . 123.
41 (192.168 . 123.100-192 . 168.123 . 1 19) The y can do ever y th i n g ex c ept read net news (port 1 19) and t ransfer f i les v i a FT P (port 21) Others a re allowed After Outbo u nd Pa c k e t Filter set t in g is conf i g ured, cl i ck the save but t on.
42 4.6 . 2 Do m ain Fi l ter Do m a in Fil t er let y o u pre v ent users u n d er t h is d e v ice fr o m accessi ng s p eci f ic UR L s. Do m a in Fil t er En a ble C h ecke if y o u wa n t t o ena b le D o mai n F ilte r . L o g DNS Quer y C h ecke if y o u wa n t t o l o g t h e acti o n w h en s o me on e accesses the specific UR L s.
43 Exa m ple: I n this exam p le: 1. UR L i n cl u de “ se x .c om ” will be bl o c k ed, an d the acti on will be r ec o rd in l o g - f ile. 2. UR L i n cl u de “ g i r l.c om ” will n o t b e b l o c k e d , b ut t h e acti o n will be r ec o rd in l o g - file.
44 4.6 . 3 UR L B l ocking UR L B l o cking will b l o c k LAN c o m p uters t o c on nect t o p re-defi n ed W ebsites. The maj o r di f ference b etwee n “ D o main filter ” an d “ UR L Bl o c k i ng ” is D o mai n filter req u ire u ser t o i n p u t s u ffi x (li k e .
45 I n this exam p le: 1.U R L incl u de “ sex ” will be bl o c k ed, an d the acti on will be r ec o rd in l o g - f ile. 2.U R L incl u de “ er o tica ” will be bl o c k ed, b u t the acti on will be r ec o rd i n l o g - f ile 3.
46 4.6 . 4 M A C A dd r e ss Cont r ol MAC A d d r ess Co n t r ol all o ws y o u t o assig n different access r i g ht f o r d i f f e r e n t u se r s and t o assign a specific I P a d dress t o a certain MAC a d dress. M A C A d d r ess C ont rol C h e c k “ Enable ” t o en a b le the “ M A C A ddress C o nt r ol ” .
47 Con t r ol t a ble " C o nt r o l t a b le" i s t h e t a b le at t h e b o t t o m o f t h e "MAC Address Cont r o l " pa g e. Each r o w o f this t a b l e i n dic a tes t h e MAC a d d r ess a n d the e x pect e d IP ad d r ess map p in g o f a clie n t.
48 4.6 . 5 VPN s e tting V P N Setti ng s a r e setti ng s t h at are u sed t o c r eate v i r tual pri v ate t u n n els t o r em o te VPN g atewa y s.
49 S y stem mana g ers o f bo t h e n d g atewa y s on l y need set the same pre-sha r ed k e y . Func t ion o f Bu t t o ns More : T o setup deta i ler c o n f i g uration f o r m a n ual k e y o r I KE a pp r o aches b y cli c k i ng the " M o r e " b u tt on .
50 L oc a l net m ask Lo cal n etmas k c o mbi n e d wit h l o cal su b net t o f o rm a s u b n et do main. Re m o t e subnet The su b net o f L AN site o f rem o te VPN g atewa y , it can b e a h o st, a pa r tial su b net, a n d the wh o le s u b n et o f L AN site o f rem o te g atewa y .
51 • VPN Sett i n gs - Set IKE Pro p osal IKE Propos a l index A list o f selected p r o p o sal in d e x es f r o m t h e I KE pr opo sal p o o l liste d bel o w . T h e selectin g acti v it y is pe r f o rme d b y selectin g a p r o p o sal I D a n d clic k i ng "ad d t o " b u tt o n i n t h e bo tt o m o f the pa g e.
52 • V P N Settings -Set IP S e c P r oposa l IPSec Propos a l index A list o f selecte d pr opo sal i n de x es fr o m the IPSec p r o p o sal p o o l listed b el o w. T h e selectin g acti v it y is pe r f o rme d b y selectin g a p r o p o sal I D a n d clic k i ng "ad d t o " b u tt o n i n t h e bo tt o m o f the pa g e.
53 I P Sec pr opo sal. L i f e ti me The u n it o f life time is based o n the v alue o f L ife T ime Unit. I f t h e v al u e o f u nit is sec o n d , the v al u e o f li f e time represe n ts the life time o f d edicated VPN tu n nel b etwee n b o t h e n d g atewa y s.
54 4.6 . 6 M isce l laneous It e m s Re m ote Ad m inistrato r Host/P o rt I n g ene r al, o nl y I nt r anet user can br o wse t h e b uilt-in we b pa g es t o p er f o r m admi n ist r ati o n tas k . This feat u re e n ables y o u t o perf o rm a d ministrati o n tas k f r o m r em o te h o st.
55 4.7 Adva n c ed Setting.
56 4.7 . 1 Syste m T i m e Get Date a nd T i m e b y NT P Pr o t o col Se l ec t ed i f y ou w a nt t o Get D a te and T i me b y NT P P ro t ocol . T i m e Ser v er Sel e ct a NT P ti m e s e r v er t o consul t UTC ti m e T i m e Zo ne Sel e ct a t im e zone wher e th i s de v i c e l oca t es.
57 4.7 . 2 Syste m Log This p a ge support two methods t o expor t system logs to spe c i fic destin a t i on by me a ns of syslog(UD P ) and SMTP( T C P) . T h e items you h a v e to s etup i n c l uding: I P Address f o r S y sl o g Hos t I P of dest i nation where s y slo g s w i ll be sen t to .
58 E- m ail Sub j ect Th e sub j e c t of em a il al e rt. Th i s s e tt i n g i s option a l. 4.7 . 3 Dyna m ic D N S T o h o st y o ur ser v e r o n a c h an g i ng I P a d dress, y ou ha v e t o u se d y n amic do main n ame se r v ice ( DDNS). S o that a n y on e wis h i ng t o reach y ou r ho st on l y needs t o k n o w the name o f it.
59 H o st Name Use r n ame/E - mail Passw o rd/Ke y Y o u will g et t h is inf o rmati on w h e n y o u re g ister an acc ou nt on a D y n amic DNS ser v e r . E x a m ple : A f ter D y namic DNS settin g is c o nfi g ure d , clic k t h e sa v e b utt on .
60 4.7 . 4 SNM P Sett i n g I n b r ief, SNMP, the Simple Netw o r k M a n a g eme n t P r o t o c o l, is a pr o t o c o l d esi g ne d t o g i v e a u ser t h e ca p a b ilit y t o r em o tel y ma n a g e a c o mp u ter n etw o r k b y p o llin g a n d settin g termi n al v al u es and m on it o rin g netw o r k e v e n ts.
61 1. This de v ice will resp o nse t o SNM P client w h ich ’ s g et c o mm uni ty is set as “ p u blic ” 2. This de v ice will resp o nse t o SNM P client w h ich ’ s set co mm unity is set as “ pri v ate ” 3.
62 4.7 . 5 Routing T able Rou t ing T a bles all o w y o u t o determine which p h y sical i n terface ad d r ess t o use f o r ou t g o i ng IP data g rams.
63 S o i f , f o r e x ample, the h o st wanted t o sen d a n IP d ata g ram t o 1 9 2 . 1 68.3. 8 8, it w o uld u se the ab o v e table t o determi n e t h at it ha d t o g o v ia 19 2 . 1 6 8 .1.33 ( a g atewa y ), And if it se n ds Pac k ets t o 1 9 2.
64 4.8 T oolbox.
65 4.8 . 1 Syste m Log Y ou can V i e w s y st e m l o g b y cl i ckin g the V ie w Log but t on.
66 4.8 . 2 Fir m w a r e Upgrade Y ou can u p g r ade f i r mware b y clic k i ng Fir m w a re Upgrade b utt on ..
67 4.8 . 3 Ba c k up Sett i n g Y ou can backup y our se t tin g s b y c l icking th e Backu p Setting bu t ton a nd sa v e i t as a bin fil e . O n c e y ou w a nt to r e s t ore t hese se t tin g s, pl e as e c lick F i r m w a r e U pgrade but t on and us e t he b i n fi l e y ou sa v ed .
68 4.8 . 6 M isce l laneous It e m s MAC Address f o r W ake-on-LAN W a k e- on - L AN is a techn o l o g y that ena b les y ou t o p o we r u p a n etw o r k ed d e v ice rem o tel y .
69 Cha p ter 5 Print Ser v e r L e v elOne WBR- 3 403TX provides t he f unct i o n o f n et w o r k pri n t se r v er f o r M S W i n dows 9 5 / 98/ N T/ 2 0 0 0 and Unix b a se d plat f o r ms. (If the p r oduct yo u p ur c h as e d d o esn ’ t h a v e pri n te r p o r t, please s k i p t h is cha p te r .
70 1. Find o ut t h e c o r respondi n g i c o n of y o u r s e rver print er , f o r ex a m p le, t h e H P Laser J et 6L . Cli c k the m o u se ’ s r i g h t b ut t o n o n t h at i c o n, an d t hen sele c t the Pr o p erties item: 2.
71 3. Ch o o se t h e “ P R Tmat e : (All-i n -1) ” f r o m t h e list attac h e d at the Print To it e m. Be sure t h at t h e Printe r Driver item is c o nfi g ured t o the c o r rect dri v er o f y ou r server p rinter .
72 5.2 Co n f i g u r ing on W i n do w s N T P l atfor m s The c o nf i g uratio n p r o c e dure f o r a W i n dows N T plat f o r m is similar t o that o f W i n d o ws 9 5 / 9 8 except th e scree .
73 5.3 Co n f i g u r ing on W i n do w s 2000 and X P P l atfor m s W in do ws 2 0 0 0 a n d X P ha v e built - in L PR client, u se r s c ou l d utilize this feat u re t o P r int. Y ou h a v e to install y our Printer Dri v er o n L PT1 or other ports be f o re y ou p r eceed t he f ollowing sequence.
74 2. Select “ P o rts ” p a g e, Clic k “ Ad d P o rt …”.
75 3. Select “ Stan d ard T C P/ IP P o rt ” , an d t h en clic k “ New P o rt …” 4. Clic k Next a n d the n pr o v i d e the f o ll o win g i n f o rmati o n: T y pe a d dress o f ser v e r pr o v idin g L PD that is ou r N A T de v ice:1 9 2.
76 5. Select C ust o m, the n clic k “ Setti ngs …”.
77 6. Select “ L PR ” , t y p e ” lp “ l o we r case letter i n “ Que u e Name: ” And enable “ L PR B y te C o u n ti ng Ena b led ” ..
78 7. Appl y y ou r settin g s.
79.
80 5.4 Co n f i g u r ing on Unix based P l atfor m s Please f o l l ow the tra d it i o n al c o nf i g ura t io n p r o cedure o n Un i x p lat f o rms t o set u p t h e p r i n t se r v er o f t h is pr o duct.
81 A ppe n dix A T CP/I P Configuratio n for Wi n do w s 95/ 9 8 This sec t io n int r o duc e s y o u h ow t o i n stall TCP/ I P p r o t o c ol int o yo u r p ersonal c o mpute r . An d suppose y ou have b e e n succ e ssf u l l y i n stalled on e net w o r k ca r d o n y o u r pe r s o n al c om p ute r .
82 5. Select M icr o so ft it e m in th e ma n u fac t u r es l ist. A n d c hoose TCP/IP i n t h e Ne t work P r otocols . Clic k OK b utt on t o ret u r n t o Netw o r k win do w . 6. The TCP/ I P p r otoc o l s h all be list e d in t h e Netw o r k wi n d o w .
83 2. Do u ble cli c k Net w o rk i c o n. Select the TCP/ IP li n e that h as b ee n a ssociat e d t o yo ur n etw o r k ca r d i n t h e C on f igurati on ta b o f the Netw o r k wi n d o w . 3. Clic k P r o p erties b utt on t o set the TCP/ I P pr o t o c o l f o r this N A T R ou te r .
84 a. Select Ob t ain an I P a d d ress aut o m atic a lly i n t h e IP A d d r ess tab..
85 b. D on ’ t i n put a n y v al u e in the G a te w ay ta b ..
86 c. C ho o se Disa b le DNS i n t h e DN S C o nfig u ration tab..
87 B. C o nfi g ure IP man u all y a. Select Specify a n I P a dd r ess in the IP A d d r e ss t a b. The defa u l t I P address o f this p r o d u c t is 1 9 2 .1 6 8 . 1 23. 2 5 4. So p lease use 1 9 2 .1 6 8 . 1 2 3. x x x ( x x x is betwe e n 1 a n d 25 3 ) f o r IP Ad d r ess field and 2 5 5.
88 b. I n t h e Gat ew ay ta b , a d d the I P ad d ress o f t h i s p r oduct ( d e f ault I P is 1 9 2 . 168.123.2 5 4 ) i n t h e N ew g atew ay field an d clic k A dd b utt on .
89 c. I n the D N S Conf i gurat i on t a b , ad d t h e DNS v a l ues whi c h are p r ov ided b y t h e I S P i n t o DNS Server Se a r ch O r der field a n d clic k A dd b u tt on .
Een belangrijk punt na aankoop van elk apparaat LevelOne WBR-3403TX (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 LevelOne WBR-3403TX 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 LevelOne WBR-3403TX vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding LevelOne WBR-3403TX leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over LevelOne WBR-3403TX krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
In een situatie waarin je al een beziter van LevelOne WBR-3403TX 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 LevelOne WBR-3403TX kunnen verkorten.
Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met LevelOne WBR-3403TX . 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.
