Manuel d'utilisation / d'entretien du produit NS-50L440NA14 du fabricant Insignia
Aller à la page of 80
NS-50L440NA14 Us e r G u i d e 50" L CD T V Before using your new produc t, please read these instruct ions to prevent an y damage..
ii www.in signiap roducts .com Co n t e n t s CHILD SAFE TY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Important Safety Ins tructio ns . . . . . . . . . . . . . . . .
iii Contents www.in signiap roducts.co m Connecting a USB fl ash drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28 Connecting he adphones . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
iv Contents www.in signiap roducts .com Using clo sed captio ning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52 Turning closed ca ptioning on or o ff . . . . . . . . . . . . . . . . . . . . .
1 www.insig niaproduct s.com As y ou enjoy y our new produc t, keep these safety tips in mind The issue The home theater enter tainment experie nce is a growing trend , and larger T V s are popular purchas es. Howev er , T V s are not alway s suppor ted on the proper stands or instal led according to the manufacturer ’ s recommendations.
2 NS-50L440 NA14 www.insig niaproduct s.com Importan t Safety Inst ructions 1 Read these instr uctions . 2 Keep these instr uctions . 3 Heed all warn ings. 4 F ollo w all instru ctions. 5 Do not us e this ap paratus near water . 6 Clean o nly wit h dr y cl oth.
3 www.insig niaproduct s.com Safety c heck After compl eting any ser vice or rep air to this devi ce, ask the service t echnicia n to perform rout ine saf ety checks t o determ ine that your T V is in c orrect operatin g condi tion. Powe r s o ur ce Opera te yo ur T V only from the ty pe of pow er sourc e indicated on the ma rkin g labe l.
4 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Insignia 50" L CD T V Introd uc ti on Cong ratulat ions on y our purc hase of a high-quality Insignia p roduct. Y our NS-50L440NA14 r epre sents the state of the ar t in L CD T V design and is designed for r eliable and tr ouble-free performance .
5 Insignia 50" LCD TV www.insig niaproduct s.com Inst alling th e stand or w all-mou nt br ack et Instal ling t he stand T o i nstall the stand: 1 Car efully pl ace y our TV face- down on a cushion ed, c lean surface to pr otect the scr een fr om damage s and scratches.
6 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Instal ling a wa ll-mo unt brack et T o a ttach y o ur TV to a wall- mount br ack et: 1 Car efully pl ace y our TV face- down on a cushion ed, c lean surface to pr otect the scr een fr om damage s and scratches.
7 Insignia 50" LCD TV www.insig niaproduct s.com 4 Attac h the wal l-mo unt brac ket to you r T V u sing the mou nting ho les on the b ack of you r T V . S ee the instr ucti ons that c ame wit h the w all-mou nt brac ket f or inf ormatio n about ho w to correctl y hang your TV .
8 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com TV c o m p o n e n t s Packag e cont ents •4 6 " L C D T V • Remote contro l and batt eries (2 AAA ) • T V stand and sc.
9 Insignia 50" LCD TV www.insig niaproduct s.com Side # Item Description ANT /C ABL E IN Connec t an antenna or cable T V to this jack . For more information, see “ Using coa xia l (goo d) ” on page 16 or “ Connec tin g an anten na or c able TV (no box ) ” on page 17 .
10 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Remote control # Button Description (pow er) Press to turn your TV on or off (standby mode). Warn ing: Wh en yo ur TV is of f, power sti ll fl ows t hrou gh it. T o disc onnect power , unplug the po wer cor d.
11 Insignia 50" LCD TV www.insig niaproduct s.com W hat c o nnec tion should I use? Y our T V has sever al connection types for connec ti ng de vices to you r T V . F or the b est video qua lity , you should con nect a device to the be st available connec tion.
12 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com C onnecting a ca ble or sa te llite bo x Many cable or sa tellit e T V box es ha ve mor e than on e connection ty pe. T o get the b est video , you should use the best connec tion t ype available.
13 Insignia 50" LCD TV www.insig niaproduct s.com Usi ng DVI (s ame as HDMI but requi res an audi o connection) T o c onnect a cable or sat ellite bo x using D VI: 1 Make sure t hat yo ur T V ’ s po wer cor d is unp lugged and al l connected equipment i s turned off .
14 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Usi ng compone nt video ( better) T o connec t a c abl e or satell ite box usi ng comp onen t vide o: 1 Make sure t hat yo ur T V ’ s po wer cor d is unp lugged and al l connected equipment i s turned off .
15 Insignia 50" LCD TV www.insig niaproduct s.com Us ing co mposite video (good) T o connec t a c able or satell ite box usi ng compo site video : 1 Make sure t hat yo ur T V ’ s po wer cor d is unp lugged and al l connected equipment i s turned off .
16 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Using coaxial (go od) T o c onnect a cable or sat ellite bo x using coaxial: 1 Make sure t hat yo ur T V ’ s po wer cor d is unp lugged and al l connected equipment i s turned off .
17 Insignia 50" LCD TV www.insig niaproduct s.com C onnecting an ante nna o r cable T V (no bo x) T o c onnect an antenna or cable TV (no bo x): 1 Make sure t hat yo ur T V ’ s po wer cor d is unp lugged and al l connected equipment i s turned off .
18 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com C onnecting a D VD or Blu -ra y pla y er Many DVD or Blu- ray pla yer s have more than one c onnection type . T o get the best video, you should use the best conne ction type a vailab le.
19 Insignia 50" LCD TV www.insig niaproduct s.com Usi ng DVI (s ame as HDMI but requi res an audi o connection) T o c onnect a DVD or Blu-r ay pla yer us ing DVI: 1 Make sure th at your TV ’ s power cor d is unplugg ed and the DVD o r Blu-ray pla yer is turned off .
20 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Usi ng compone nt video ( better) T o c onnect a DVD or Blu-ra y play er using component video: 1 Make sure th at your TV ’ s power cor d is unplugg ed and the DVD o r Blu-ray pla yer is turned off .
21 Insignia 50" LCD TV www.insig niaproduct s.com Us ing co mposite video (good) T o c onnect a DVD or Blu-ra y play er using composite video: 1 Make sure th at your TV ’ s power cor d is unplugg ed and the DVD o r Blu-ray pla yer is turned off .
22 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com C onnecting a gam e c onso le Usin g HD MI ( be st ) T o c onnect a game console us ing HDMI: 1 Make sure t hat yo ur T V ’ s po wer cor d is un plugged and the game console i s turned off .
23 Insignia 50" LCD TV www.insig niaproduct s.com Usi ng compone nt video ( better) T o c onnect a game console using component video: 1 Make sure t hat yo ur T V ’ s po wer cor d is un plugged and the game console i s turned off .
24 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Us ing co mposite video (good) T o c onnect a game console using composite video: 1 Make sure t hat yo ur T V ’ s po wer cor d is un plugged and the game console i s turned off .
25 Insignia 50" LCD TV www.insig niaproduct s.com C onnecting a c o mp ute r Using V GA (most common ) T o c onnect a computer using VGA: 1 Make sure t hat yo ur T V ’ s po wer cor d is unp lugged and the comput er is t urned off .
26 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Usin g HD MI ( be st ) T o c onnect a computer using HDMI: 1 Make sure t hat yo ur T V ’ s po wer cor d is unp lugged and the comput er is t urned off .
27 Insignia 50" LCD TV www.insig niaproduct s.com Usi ng DVI (s ame as HDMI but requi res an audi o connection) T o c onnect a computer using DVI: 1 Make sure t hat yo ur T V ’ s po wer cor d is unp lugged and the comput er is t urned off .
28 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com C onnecting a US B flash dr iv e T o c onnect a USB flash drive: 1 Plug a USB fl ash drive into the USB port on the side o f your T V . 2 If your T V is turned on wh en you connect the USB flash dr ive, press S or T to select Ye s in th e message that appears.
29 Insignia 50" LCD TV www.insig niaproduct s.com C onnecting head phon es When y ou con nect headphon es, the T V speakers a re mut ed. T o c onnect headphones: 1 Connect the headphon es to the /A UDIO OUT jack on the si de of y our T V . 2 In the scr een tha t opens, press W or X to high light Headphone , then p ress ENTE R .
30 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com C onnecting a basic h ome th ea ter sy stem Using digit al audi o T o c onnect a basic home theat er syst em using digital au dio: 1 Make sure that yo ur T V ’ s power cor d is unplugged and the home theater sy stem is turned off .
31 Insignia 50" LCD TV www.insig niaproduct s.com Usi ng analog audio When y ou connect a home theat er system to the /A UDIO OUT j ack, the T V speakers are mute d. T o c onnect a home theater sy stem using analog audio: 1 Make sure that yo ur T V ’ s power cor d is unplugged and the home theater sy stem is turned off .
32 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com C onnecting a hom e theat er sy stem with m ultip le dev ice s The c onnections y ou make de pend on the video and a udio jacks a vailable on your devices . Refe r to the documentatio n that came wi th your devices for connecti on information.
33 Insignia 50" LCD TV www.insig niaproduct s.com C onnecting po w er T o c onnect the pow er: • Plug the AC power cord into a power outlet. Cauti on • Y our T V should only b e opera ted fr om the po wer sour ce indicate d on the labe l.
34 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com U si ng th e remote control Instal ling re mote cont rol ba tte ries T o i nstall remote c ontrol batteries: 1 Whil e pressin g the r elease latch on the back of the rem ote contro l, lift the ba tter y compar tm ent cover off the re mote co ntrol.
35 Insignia 50" LCD TV www.insig niaproduct s.com Tu r n i n g o n y o u r T V f o r t h e first time The first time you turn on your T V , the S etup Wizard opens . The Setup Wiz ard gui des you through setting up basic settings including the menu langua ge, tim e settin g, picture mode , TV signal source , an d the chann el list.
36 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com 13 Pr ess S or T to highli ght A ntenna , Cabl e , o r Satellite Bo x , then press EN TER . A If you sele ct Ant enna , your T V scans for availab le cha nne ls. The sca n may t ake several minutes.
37 Insignia 50" LCD TV www.insig niaproduct s.com C If you sele ct Satel lite Box , a message asks how you co nnected th e satell ite bo x to you r T V: •S e l e c t HDMI , Component, or A V , then press ENTER if you connect ed a sat ellite box to your T V using one of these ca bles.
38 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com On-screen menu o verview PIC TURE menu (T V mod e) AU D I O m e n u ( T V m o d e ) CHAN NELS men u ( T V mo de) SETTINGS menu (T.
39 Insignia 50" LCD TV www.insig niaproduct s.com Selecting a channel T o select a channel: • Pr ess CH or CH to go to the nex t or previous channel on the memoriz ed channel l ist. • Press the numb er bu ttons to enter the chan nel number you want, then wait for the chann el to change or press ENTE R to immediatel y change the channe l.
40 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com • Col o r —Adjusts th e color inte nsity of the picture . A low se tting ma y make the c olor look faded . A high setting m ay make the colo r look art ificial. • Tin t —Adjusts the col or balan ce of th e pictur e.
41 Insignia 50" LCD TV www.insig niaproduct s.com Setting th e powe r on picture mode Y ou can set the picture mode your T V uses when you turn it on. T o set th e power on picture mode: 1 Pr ess MENU . The on-scr een menu op ens. 2 Pr ess W or X to high light SET TINGS , then press T or ENTER .
42 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Ad ju s t i n g t h e s o u n d Adjusting so und settin gs Y ou can adjust sound settings t o improve t he sound quality . Y ou also can rese t all sound sett ings to the factor y default.
43 Insignia 50" LCD TV www.insig niaproduct s.com Sel ec ting th e audi o out mod e If y our T V i s on when you conn ec t a devi ce into the /A UDIO OU T jack on the side of your T V , a scr een opens wher e you select which audio out m ode you want to use.
44 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Changing channel sett ings Automatic ally scan ning for ch ann els When y ou scan f or cha nnels, y our T V sear ches f or channels with si gnals and stores the channel informatio n in the chann el lis t.
45 Insignia 50" LCD TV www.insig niaproduct s.com C If y ou s ele ct Satell ite Box , a message asks how y ou co nnected the sa tell ite bo x to your TV : •S e l e c t HDMI , Component, or A V , then press ENTER if you connecte d a sate llite box to your T V using one of these ca bles.
46 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Setting up a fa vorit e channel list Y ou can create a favo rite channe l list so you can quick ly browse through your favorite channels by pressing FAV O R I T E , then selecti ng a chann el from the favorite c hannel lis t.
47 Insignia 50" LCD TV www.insig niaproduct s.com Chec king the digital signal strengt h Y ou can chec k the digi tal signa l strength to determ ine if y ou need t o adjust y our ant enna or digit al cabl e input. The high er the si gnal st rength , the l ess lik ely you are to ex peri ence pi ct ure degr adation.
48 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Settin g pare nt al c on trols Setting or cha nging the passw ord P aren tal con trols let y ou prev ent y our ch ildren from watching inapprop riate material on T V .
49 Insignia 50" LCD TV www.insig niaproduct s.com Lock i ng cont rol butt ons When t he butto n lock is t urned On , th e bu ttons o n the side of your TV are locked , and you can only oper ate your TV using the remote co ntro l. T o lock contro l but tons: 1 Pr ess MENU .
50 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Sett ing pa rental control levels Y ou can set parental controls for the U .S. and Ca nad a. U.S. r ating levels Some of t he age-based T V P aren tal Guideli nes ratings also hav e content- based ratings.
51 Insignia 50" LCD TV www.insig niaproduct s.com 5 Pr ess S or T to highli ght US A Par ental L ocks , then press ENTER . ( T o set Canadi an rati ngs, select Canadian P aren tal Locks .) USA P arental L ocks Canadian P aren tal Locks 6 Pr ess W or X to high light: • Movie Ratings or TV R at in g s for USA ratings.
52 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com 5 Pr ess S or T to highli ght RRT5 , then press ENTE R . The SET TINGS · P ARE NT AL CONTROL S · RRT5 scre en opens . The scr een that opens ma y var y depend ing on the broadc aster .
53 Insignia 50" LCD TV www.insig niaproduct s.com Sel ec ting t he analo g clo sed capt ioni ng mo de Analog channels usu ally ha ve one or more closed captioning modes. The C C1 mode usually displays a text ve rsion of the T V prog ram audio in a small banner .
54 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com C usto mizing di gital close d captionin g setting s T o cust omize digital closed captioning styles: 1 Pr ess MENU . The on-scr een menu op ens. 2 Pr ess W or X to high light SET TINGS , then press T or ENTER .
55 Insignia 50" LCD TV www.insig niaproduct s.com A djusting time sett ings When you set up you r T V for the first time , the clock was set up . If you move your TV to a diffe rent time zone , you need t o reset th e clock t o the correct time. Setting th e clock To s e t t h e c l o c k : 1 Pr ess MENU .
56 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Setting th e sleep timer Y ou can specify the amount of tim e befo re your T V automa ticall y tur ns of f . T o set th e sleep timer: 1 Pr ess MENU . The on-scr een menu op ens. 2 Pr ess W or X to high light SET TINGS , then press T or ENTER .
57 Insignia 50" LCD TV www.insig niaproduct s.com Labeling an in put sour ce Y ou can a dd a la bel to an inp ut sou rce to ma ke it easier t o iden tify . T o l abel an input sour ce: 1 Pr ess MENU . The on-scr een menu op ens. 2 Pr ess W or X to high light SET TINGS , then press T or ENTER .
58 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Us i n g I N l i n k INlink let s you c ontrol H DMI CEC-compatible devices connec ted to the HDMI jacks o n your T V u s i n g t h e re m o t e c o nt ro l t ha t c a me w it h y o u r T V.
59 Insignia 50" LCD TV www.insig niaproduct s.com T urning TV Auto P ow er On on or off When INli nk is turned on and you turn on an HDMI CEC device, T V A uto P ow er On turns on y our TV automati call y . T o tur n T V Auto Po wer On on or off : 1 Pr ess MENU .
60 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Displa ying a list of INlink-com pati ble (HDMI CEC) devi ces Y ou ca n display a list of HDMI CEC devices t hat are connec te d to your T V . T o di splay a list of INlink-compa tible (HDMI CEC) devi ces: 1 Pr ess MENU .
61 Insignia 50" LCD TV www.insig niaproduct s.com Opening an INlink-comp atible devic e ’ s root menu Y ou c an open an INlink-compa tibl e device ’ s root menu , then use your T V ’ s re mote c ontr ol to c ontr ol the de vice.
62 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Browsing p hot os T o br owse phot os: 1 Swit ch t o U SB m o de. S ee “ Switchin g to U SB mode ” o n pag e 61 . Th e PHOT OS me nu ope ns. 2 Pr ess S or T to highli ght Br owse Photos , then press ENTER .
63 Insignia 50" LCD TV www.insig niaproduct s.com V iewi ng fav orite photos After you cr eated your fa vori te phot o list, y ou can brow se amon g your fa vorit e photos qu ickly . T o view favorit e photos: 1 Swit ch t o U SB m o de. S ee “ Switchin g to U SB mode ” o n pag e 61 .
64 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com C usto mizing sli deshow setting s Y ou c an customi ze the sl ideshow set tings, includi ng Repeat , Shuffle , Speed , and Tr a n s i t i o n . T o customize slideshow set tings: 1 Swit ch t o U SB m o de.
65 Insignia 50" LCD TV www.insig niaproduct s.com Tr o u b l e s h o o t i n g Restorin g sett ings to the de faults When you restore default settings, all the settings you hav e customized (includi ng parental controls) are reset. T o restore setti ngs to the defau lts: 1 Pr ess MENU .
66 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com V ideo and audio Problem Solution Pictur e does not fill t he scre en. Ther e are bla ck bars ar ound the pictur e. • Change t he aspect r atio. An incr easing a mount of digital T V and movies ar e presen ted in wide scr een (1 6:9).
67 Insignia 50" LCD TV www.insig niaproduct s.com Only sn ow (noi se) appea rs on the screen. • T r y another channel. The station may be exper ien cing prob lems. • Make sure that t he antenna or cable T V is connec ted correc tly and secur ely .
68 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Remote control Good pictur e, but no sound. • Incr ease th e volu me. • Make sure that t he sound is not muted. • Mak e sure that you do not have headphon es conne c ted . When headphones are connec ted, no sound comes fr om the T V speakers.
69 Insignia 50" LCD TV www.insig niaproduct s.com Gener al Problem Solution No pow er . • Make sure that the power cord is correctl y connec ted to your TV and a pow er outle t. • Unplug the pow er cor d, wa it 60 seconds, then plug the cord back in and turn on your T V .
70 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com INlin k ( CEC -comp atible) devi ce Problem Solution My T V is not displayi ng the vid eo from the connect ed CEC device . • Make sur e that the HDMI cab le is c onnected secure ly to yo ur T V and the device .
71 Insignia 50" LCD TV www.insig niaproduct s.com My T V does not turn on wh en I turn on my device . • Make sure that the INlink fe ature i s turned on. See “ T urning INlink on or off ” on page 58 . • Make sure that TV A ut o P ow e r On is se t to On on th e INlink menu.
72 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Specifica tions Spec ificat ions ar e subj ect to cha nge witho ut noti ce. Dimensions and weight Screen Disp lay r eso lut ions Tu n e r Inputs Outputs Audio Pow er Miscellaneous Without stand 46.
73 Insignia 50" LCD TV www.insig niaproduct s.com P ro gra mming univ ersa l re mot e cont ro l s Y ou c an operat e your Insignia T V with a new or exist ing u niver sal rem ote control. T o progra m a u nivers al rem ote con trol: 1 See the t able in “ Common univer sal remo te control codes ” for common c odes.
74 NS-50L440 NA14 Insignia 50 " LCD TV www.insig niaproduct s.com Leg al no t i ces FC C Statement This dev ice complies with Part 15 o f the FCC Rules.
75 Insignia 50" LCD TV www.insig niaproduct s.com One -year limited war ranty - Insig nia T elev ision s Definitions : Insignia Products ("Insi gnia") warrants to you, the o riginal pur.
ww w .insigni aproducts.co m (877) 467-428 9 Dist ribut ed b y Bes t Buy Pur chasi ng , LL C 7601 P enn A venue South, Richfield, MN 55423-3645 USA © 2013 BBY Solutions, Inc. All righ ts rese r ved . INSIGNIA is a tradema rk of BBY Solutions , Inc. Regis ter ed in some c ountries .
Un point important après l'achat de l'appareil (ou même avant l'achat) est de lire le manuel d'utilisation. Nous devons le faire pour quelques raisons simples:
Si vous n'avez pas encore acheté Insignia NS-50L440NA14 c'est un bon moment pour vous familiariser avec les données de base sur le produit. Consulter d'abord les pages initiales du manuel d'utilisation, que vous trouverez ci-dessus. Vous devriez y trouver les données techniques les plus importants du Insignia NS-50L440NA14 - de cette manière, vous pouvez vérifier si l'équipement répond à vos besoins. Explorant les pages suivantes du manuel d'utilisation Insignia NS-50L440NA14, vous apprendrez toutes les caractéristiques du produit et des informations sur son fonctionnement. Les informations sur le Insignia NS-50L440NA14 va certainement vous aider à prendre une décision concernant l'achat.
Dans une situation où vous avez déjà le Insignia NS-50L440NA14, mais vous avez pas encore lu le manuel d'utilisation, vous devez le faire pour les raisons décrites ci-dessus,. Vous saurez alors si vous avez correctement utilisé les fonctions disponibles, et si vous avez commis des erreurs qui peuvent réduire la durée de vie du Insignia NS-50L440NA14.
Cependant, l'un des rôles les plus importants pour l'utilisateur joués par les manuels d'utilisateur est d'aider à résoudre les problèmes concernant le Insignia NS-50L440NA14. Presque toujours, vous y trouverez Troubleshooting, soit les pannes et les défaillances les plus fréquentes de l'apparei Insignia NS-50L440NA14 ainsi que les instructions sur la façon de les résoudre. Même si vous ne parvenez pas à résoudre le problème, le manuel d‘utilisation va vous montrer le chemin d'une nouvelle procédure – le contact avec le centre de service à la clientèle ou le service le plus proche.
