Nrog rau txoj kev loj hlob ntawm kev lag luam thiab kev txhim kho ntawm tib neeg' cov qauv kev ua neej nyob, txhua tus' cov kev cai rau kev tshaj tawm cov neeg nqa khoom kuj tau hloov pauv hauv ntiaj teb. Kuv tsis nyiam nyeem ntawv xov xwm dhuav, thiab kuv tsis thab nrog cov phau ntawv kom tau txais cov ntaub ntawv kuv xav tau. Yog li ntawd, lub tshuab tshaj tawm tau yug los. Lub tshuab tshaj tawm muaj cov duab nplua nuj thiab cov ntawv nyeem, kev txawj ntse siab, thiab tau dhau los ua qhov tseem ceeb ntawm txhua tus' qhov kev xav hauv ntau qhov chaw.
Raws li daim ntawv thov sib txawv, cov tshuab tshaj tawm tuaj yeem muab faib ua Shenzhen LCD advertising tshuab, tsheb-mounted advertising tshuab, sab nraum zoov advertising tshuab, thiab lwm yam. kev ua haujlwm tsis raug. Tau kawg, rau ib tus kws tshaj lij, qee qhov kev ua haujlwm tsis zoo yuav tsum muaj peev xwm daws tau thiab daws nrog nws. Dab tsi yog suav nrog? Cia's mus saib ua ke.
Advertising neeg uas ua ntawv
1. Kev tshuaj xyuas qhov ua tsis tiav ntawm cov tsheb-mounted advertising players
1. Lub on-board LED advertising npo yog tso tawm ib txwm, tab sis kev tshaj tawm tsis raug xa mus
ib. Ua ntej xyuas cov kab kev sib txuas lus, seb lub ntsaws ntawm lub tshuab kev sib txuas lus puas raug kaw los yog unplugged, yog tias muaj, thov txuas rov qab. (Muaj ob qhov txuas ntawm GPS thiab lub vijtsam zaub, ib qho txuas nrog GPS, thiab lwm qhov yog cov kab sib txuas sab nraud ntawm LED zaub.
b. Yog hais tias cov connectors yog tag nrho cov txuas, sim tshem tawm cov kev sib txuas lus connector ntawm lub vijtsam zaub, xyuas seb lub phaj tooj liab ntawm lub connector puas nyob rau hauv kev sib cuag tsis zoo los yog lub phaj tooj liab tau muab tso rau hauv qhov tsis raug, thiab tom qab ntawd sim kho nws. (Qhov no, qhov kev tshaj tawm tau tshwm sim, tab sis lub platform qhia tau hais tias nws tau xa, qhia tias LED tawm tswv yim kab (TXD) yog faulty. Thov xyuas seb lub connector puas raug txuas).
c. Yog hais tias lub connector ntawm cov zaub tau raug kev cob cog rua thiab nws txiav txim siab hais tias cov zaub kev sib txuas lus yog ib txwm, thov xyuas seb lub connector ntawm lub GPS yog disconnected los yog seb cov kab kev sib txuas lus los ntawm cov zaub mus rau lub GPS yog luv luv-circuited, thiab lwm yam.
d. Yog tias nws tau txiav txim siab tias cov zaub yog ib qho teeb meem, disassemble cov zaub thiab xyuas seb cov kab kev sib txuas lus ntawm lub kaw lus puas tau poob (cov zaub yog qhov tsawg). Yog hais tias cov kab kev sib txuas lus tau txuas nrog ib txwm, nws raug txiav txim siab tias kev sib txuas lus kab nti (232) ntawm lub kaw lus yog faulty. Koj yuav tsum tau hloov lub nti sib txuas lus;
2. Lub tsheb LED advertising screen yog dub
ib. Lub zog hluav taws xob yog qhov txawv txav, thiab qhov ua haujlwm ib txwm ua haujlwm ntawm lub vijtsam yog DC 9-40V
b. Thaum cov khoom siv hluav taws xob zoo li qub, lub vijtsam yuav dub, disassemble lub vijtsam zaub, thiab saib seb qhov taw qhia lub teeb ntawm kev tswj hwm puas qhib. Yog hais tias qhov taw qhia lub teeb tsis tshwm sim, thov xyuas cov tswv yim thiab cov zis voltage ntawm lub hwj chim mov nrog ib tug multimeter. Feem ntau, cov zis voltage ntawm lub hwj chim mov yog 4.5V. Rau 5.5V.
c. Yog hais tias qhov tso zis voltage ntawm lub hwj chim mov yog qhov qub thiab qhov taw qhia lub teeb ntawm kev tswj qhov system tsis teeb, nws txhais tau hais tias lub kaw lus yog faulty. Yog tias tsuas yog lub teeb qhia lub zog lub zog ib txwm nyob, lub teeb qhia txog xwm txheej raug kaw (feem ntau lub kaw lus muaj lub teeb qhia lub zog ib txwm nyob, thiab lub teeb qhia ua haujlwm flashes. ).
d. Yog hais tias lub hwj chim taw qhia lub teeb yog ib txwm nyob rau thiab lub kaw lus taw qhia yog flashing ib txwm, nws txhais tau hais tias tus tswj system hardware yog ib txwm. Hauv qhov no, siv cov software kuaj xyuas seb lub kaw lus puas tau teeb tsa rau" Thaum lub sijhawm ntsuas ntsuas" (yog tias lub kaw lus tau teeb tsa rau lub sijhawm ntsuas lub sijhawm ntsuas lub vijtsam, yuav tsum rov kho lub kaw lus) lossis rov kho dua daim npav tswj hwm, thiab xyuas seb lub hwj chim ntawm lub rooj tsavxwm ntawm tes puas zoo li qub (xyuas seb lub hwj chim ntawm lub rooj tsavxwm ntawm tes. muaj ib tug cuav solder).
2. Kev tshuaj xyuas qhov ua tsis tiav ntawm cov tshuab tshaj tawm sab nraum zoov
Lub flickering zaub ntawm sab nraum zoov advertising tshuab screen yog ib qho teeb meem uas cov neeg siv feem ntau ntsib. Nyob rau hauv no hais txog, tus neeg siv yuav tsum tau ua ntej ua exclusion checks rau lwm yam xws li cov magnetic teb nyob ib ncig ntawm lub ntaus ntawv, lub hwj chim mov voltage, thiab lwm yam. Yog hais tias nws tseem tsis tau siv ib txwm, nws yog tsim nyog los ua ib tug tag nrho check ntawm cov zaub [GG. ] #39; s graphics tsav kom tshem tawm cov teeb meem kev teeb tsa. Tom qab kev ua haujlwm saum toj no tsis raug, tus neeg siv kuj tuaj yeem sim ua kom tus nqi refresh los ntawm 75HZ kom pom tias nws ua tau. Yog tias tsis muaj ib qho kev ua haujlwm saum toj no tuaj yeem ua tiav cov txiaj ntsig zoo, xav tau kev pab ntawm cov kws tshaj lij, thiab cov neeg siv yuav tsum xa cov khoom siv mus rau qhov chaw kho kom zoo.
Lub tshuab tshaj tawm sab nraum zoov tsis teb tom qab ntsaws rau hauv lub hwj chim: Lub tshuab tshaj tawm sab nraum zoov tsis teb tom qab ntsaws rau hauv lub hwj chim mov yog ib qho teeb meem uas feem ntau tshwm sim hauv kev siv tswv yim. Hauv qhov no, tus neeg siv tuaj yeem sim tshem tawm cov neeg siv khoom tshaj tawm, qhib lub nraub qaum ntawm cov neeg siv khoom tshaj tawm, thiab xyuas seb cov khoom siv hluav taws xob puas yog lub zog, thiab seb cov khoom uas twb muaj lawm puas raug tshem tawm lossis xoob. Txoj kev tshwj xeeb: Txawm hais tias lub teeb taw qhia nyob rau hauv kev siv ntau lub 'meter', yog tias nws zoo li qub, nws qhia tau hais tias lub zog siv hluav taws xob. Qhov teeb meem ntawm lub hwj chim mov yog txiav txim, thiab tus neeg siv yuav tsum tau xyuas lub hwj chim mov ntawm lub decoder board, advertising player tsav board, high voltage bar, hais lus, thiab LCD npo nyob rau hauv lem. Qhov twg tsis muaj hwj chim, nws txhais tau hais tias muaj teeb meem nrog cov khoom siv ntawm lub tshuab tshaj tawm.
Lub vijtsam yog xim dub thiab qhia" Qhia tawm ntawm kev sib txuas ntau" los yog"OUT OF RANG": Qhov tshwm sim no yog ib qho teeb meem thorny uas cov neeg siv feem ntau pom hauv kev siv tswv yim. Feem ntau, lub teeb liab xa los ntawm lub khoos phis tawj tshaj li qhov pom ntawm lub monitor, thiab lub monitor pom qhov txawv txav. Lub teeb liab nres ua haujlwm. Hauv qhov no, tus neeg siv tuaj yeem sim rov pib lub monitor thiab rov pib dua qhov tso zis zaus ntawm lub computer.
Qhov tseeb, cov no yog qee qhov teeb meem uas peb qee zaus tsim thaum siv. Thaum peb tsis paub lub hauv paus ntsiab lus, peb yuav maj nrawm, thiab peb tsis paub yuav daws li cas. Qhov no muaj txiaj ntsig zoo rau kev tshaj tawm ntawm kev lag luam. Qhov tseeb, qhov no txawm ua rau cov txiaj ntsig tsis zoo. Qhov tshwm sim, yog li tus neeg siv lub tshuab tshaj tawm yuav tsum nkag siab qee qhov kev paub ntawm lub tshuab tshaj tawm, tshwj xeeb tshaj yog cov teeb meem tshwm sim ntau zaus, txhawm rau tiv thaiv qhov teeb meem los ntawm kev paub tias yog vim li cas, thiaj li hais tias cov tshuaj raug cai tuaj yeem muab tshuaj thiab cov teeb meem yuav daws tau sai. Nqa kev poob nyiaj ntau dua.
Peb, Shenzhen LCD advertising tshuab feem ntau tsis ua hauj lwm tsom xam
Nrog rau txoj kev loj hlob ntawm kev tshawb fawb thiab thev naus laus zis thiab kev nce qib ntawm lub sijhawm, cov tshuab tshaj tawm kuj tseem muaj kev txhawb nqa los ntawm ntau thiab ntau tus neeg siv khoom hauv kev txhawb nqa lawv cov khoom. Txawm li cas los xij, hauv kev siv txhua hnub, ntau yam teeb meem yuav tshwm sim tsis muaj tseeb. Raws li kev tshaj tawm lub tshuab LCD muaj kev txhawj xeeb, cov teeb meem tsis meej pem yuav tshwm sim, thiab yuav ua li cas thaum teeb meem tshwm sim? Tus editor yuav qhia koj yuav ua li cas nrog nws yooj yim.
1. Muaj cov ntiv tes xoo dub me me ntawm lub vijtsam LCD
Qhov xwm txheej no feem ntau tshwm sim los ntawm kev quab yuam sab nraud. Nyob rau hauv lub siab ntawm sab nraud quab yuam, lub polarizer nyob rau hauv lub LCD vaj huam sib luag yuav deformed. Cov polarizer no zoo li cov ntawv txhuas txhuas thiab yuav tsis thawm tom qab tau so. Qhov no tsim qhov sib txawv ntawm qhov kev xav ntawm lub teeb ntawm lub LCD vaj huam sib luag, uas yuav qhia qhov koj pom Dim, qee qhov no yooj yim pom hauv qab lub vijtsam dawb. Feem ntau qhov loj yog ntau tshaj kaum square millimeters, uas yog qhov loj ntawm tus ntiv tes xoo. Qhov no yuav tsis cuam tshuam rau lub neej ntawm LCD. Thov them sai sai rau nws hauv daim ntawv thov yav tom ntej. Tsis txhob siv koj txhais tes. Nias lub vijtsam LCD.
2. LCD puas tuaj yeem ua haujlwm tsis tu ncua ntev?
Tsis muaj kev tsis ntseeg txog kev ua haujlwm ntev ntawm LCD. Qhov tseeb, piv nrog CRT cov saib niaj hnub, LCDs muaj cua sov thiab siv hluav taws xob tsawg, ua rau lawv tsim nyog rau kev ua haujlwm ntev. Txawm li cas los xij, los ntawm kev saib xyuas, nws tseem yuav tsum tau muab LCD rau" ua pa" ib pliag. Tom qab tag nrho, LCD yog ib qho khoom siv me me, thiab muaj lus nug tias nws tsis yooj yim los lis raws li CRT saib.
