{"id":7865,"date":"2019-02-17T10:41:08","date_gmt":"2019-02-17T10:41:08","guid":{"rendered":"https:\/\/hocvienit.vn\/?p=7865"},"modified":"2024-07-03T16:00:01","modified_gmt":"2024-07-03T09:00:01","slug":"co-ban-ve-cao-ap-laptop","status":"publish","type":"post","link":"https:\/\/hocvienit.vn\/?p=7865","title":{"rendered":"H\u01af\u1edaNG D\u1eaaN C\u01a0 B\u1ea2N V\u1ec0 CAO \u00c1P LAPTOP, THAY CAO \u00c1P M\u00c0N H\u00ccNH LAPTOP"},"content":{"rendered":"

Trong b\u00e0i vi\u1ebft ng\u00e0y h\u00f4m nay, HocvieniT.vn gi\u1ea3i th\u00edch cho c\u00e1c b\u1ea1n h\u1ecdc vi\u00ean c\u00e1ch test cao \u00e1p m\u00e0n h\u00ecnh laptop trong m\u1ed9t m\u00e1y t\u00ednh x\u00e1ch tay. M\u00e1y t\u00ednh laptop b\u1ecb h\u1ecfng cao \u00e1p th\u00ec c\u0169ng nh\u01b0 s\u1ef1 th\u1ea5t b\u1ea1i c\u1ee7a \u0111\u00e8n backlight.<\/span><\/p>\n

\"H\u01b0\u1edbng
H\u01b0\u1edbng d\u1eabn c\u01a1 b\u1ea3n v\u1ec1 cao \u00e1p Laptop, thay cao \u00e1p m\u00e0n h\u00ecnh Laptop<\/figcaption><\/figure>\n

D\u1ea5u hi\u1ec7u \u0111\u1ec3 b\u1ea1n ki\u1ec3m tra cao \u00e1p m\u00e0n h\u00ecnh laptop<\/span><\/h2>\n

 <\/p>\n

Cao \u00e1p m\u00e0n h\u00ecnh laptop l\u00e0 \u0111\u1ec3 c\u1ea5p ngu\u1ed3n cho b\u00f3ng \u0111\u00e8n soi panel hi\u1ec3n th\u1ecb h\u00ecnh \u1ea3nh l\u00e0m s\u00e1ng m\u00e0n h\u00ecnh. Khi m\u00e0n h\u00ecnh laptop b\u1ecb ch\u1ebft cao \u00e1p th\u00ec m\u00e0n h\u00ecnh v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng nh\u01b0ng s\u1ebd b\u1ecb t\u1ed1i m\u1edd h\u00ecnh \u1ea3nh, c\u00f3 th\u1ec3 b\u1ea1n ch\u1ec9 nh\u00ecn th\u1ea5y nh\u01b0 l\u00e0 hi\u1ec7n t\u01b0\u1ee3ng b\u00f3ng ma.<\/span><\/p>\n

\"Cao
Cao \u00e1p m\u00e0n h\u00ecnh Laptop<\/figcaption><\/figure>\n

\u0110\u1ec3 d\u1ec5 hi\u1ec3u, ta c\u00f3 th\u1ec3 coi m\u1ea1ch Inverter n\u00e0y l\u00e0 \u201ct\u0103ng ph\u00f4 \u0111i\u1ec7n t\u1eed\u201d c\u00f2n b\u00f3ng cao \u00e1p l\u00e0 \u0111\u00e8n hu\u1ef3nh quang. Khi cao \u00e1p l\u1ed7i s\u1ebd xu\u1ea5t hi\u1ec7n v\u00e0i tri\u1ec7u ch\u1ee9ng nh\u01b0 sau:<\/span><\/p>\n

+ \u0110\u00e8n t\u00edn hi\u1ec7u b\u00e1o xanh b\u00ecnh th\u01b0\u1eddng, m\u00e0n h\u00ecnh t\u1ed1i \u0111en, nh\u00ecn k\u1ef9 ho\u1eb7c soi \u0111\u00e8n v\u00e0o v\u1eabn th\u1ea5y h\u00ecnh m\u1edd m\u1edd.<\/span><\/p>\n

+ C\u1eafm \u0111i\u1ec7n, c\u00f3 h\u00ecnh b\u00ecnh th\u01b0\u1eddng nh\u01b0ng sau 2-3 gi\u00e2y th\u00ec t\u1eaft.<\/span><\/p>\n

+ C\u1eafm \u0111i\u1ec7n, m\u00e0n h\u00ecnh s\u00e1ng ngay, khi c\u1eafm t\u00edn hi\u1ec7u, h\u00ecnh b\u00ecnh th\u01b0\u1eddng, khi t\u1eaft m\u00e1y ho\u1eb7c ng\u1eaft t\u00edn hi\u1ec7u, m\u00e0n h\u00ecnh v\u1eabn sang s\u00e1ng, ch\u1ec9 c\u00f3 t\u1eaft \u0111i\u1ec7n m\u1edbi h\u1ebft s\u00e1ng.<\/span><\/p>\n

Tuy nhi\u00ean, \u0111\u00e2y m\u1edbi ch\u1ec9 l\u00e0 nghi v\u1ea5n \u0111\u1ea7u ti\u00ean c\u1ee7a b\u1ea1n khi th\u1ea5y d\u1ea5u hi\u1ec7u m\u00e0n h\u00ecnh laptop b\u1ecb t\u1ed1i \u0111en. \u0110\u1ec3 x\u00e1c \u0111\u1ecbnh ch\u1eafc ch\u1eafn nguy\u00ean nh\u00e2n g\u00e2y l\u1ed7i b\u1ea1n c\u1ea7n ki\u1ec3m tra l\u1ea1i cao \u00e1p m\u00e1y t\u00ednh laptop.<\/span><\/p>\n

 <\/p>\n

H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra cao \u00e1p laptop<\/span><\/h2>\n

 <\/p>\n

B\u1ea1n c\u00f3 th\u1ec3 hi\u1ec3u cao \u00e1p m\u00e0n h\u00ecnh t\u01b0\u01a1ng t\u1ef1 nh\u01b0 \u0111\u00e8n backlight. N\u1ebfu b\u1ea1n mu\u1ed1n ki\u1ec3m tra cao \u00e1p c\u00f3 b\u1ecb h\u1ecfng hay kh\u00f4ng th\u00ec ch\u1ec9 c\u1ea7n test th\u1eed v\u1edbi m\u1ed9t b\u00f3ng cao \u00e1p kh\u00e1c ho\u1eb7c board cao \u00e1p kh\u00e1c m\u00e0 th\u00f4i. T\u1ea1i sao? B\u1edfi v\u00ec \u0111\u00e8n backlight c\u00f3 kh\u00e1 nhi\u1ec1u v\u00e0 ph\u1ed5 bi\u1ebfn.<\/span><\/p>\n

T\u00f4i l\u1ea5y m\u1ed9t m\u00e0n h\u00ecnh LCD laptop Dell l\u00e0m v\u00ed d\u1ee5. B\u00f3ng cao \u00e1p \u0111\u01b0\u1ee3c \u0111\u1eb7t b\u00ean trong b\u1ea3n \u0111i\u1ec1u d\u01b0\u1edbi m\u00e0n h\u00ecnh laptop Dell. \u0110\u00e2y l\u00e0 v\u1ecb tr\u00ed \u0111\u1eb7t cao \u00e1p c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c m\u00e1y t\u00ednh x\u00e1ch tay (n\u1ebfu ta lo\u1ea1i b\u1ecf m\u00e9p v\u00e1t m\u00e0n h\u00ecnh LCD, m\u00e0n h\u00ecnh LED kh\u00f4ng c\u00f3 baord cao \u00e1p).<\/span><\/p>\n

Board cao \u00e1p \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u1ea3 hai \u0111\u1ea7u, ph\u00eda b\u00ean tr\u00e1i n\u00f3 \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u00e1p m\u00e0n h\u00ecnh LCD laptop Dell, b\u00ean ph\u1ea3i cao \u00e1p n\u1ed1i v\u1edbi \u0111\u00e8n backlight g\u1eafn b\u00ean trong m\u00e0n \u00a0h\u00ecnh laptop.<\/span><\/p>\n

\"H\u01b0\u1edbng
H\u01b0\u1edbng d\u1eabn ki\u1ec3m tra cao \u00e1p laptop<\/figcaption><\/figure>\n

\u0110\u1ec3 ki\u1ec3m tra, b\u1ea1n h\u00e3y ki\u1ec3m tra ngu\u1ed3n \u0111\u1ea7u v\u00e0o c\u1ee7a board cao \u00e1p ch\u1eafc ch\u1eafn r\u1eb1ng ngu\u1ed3n t\u1ea1i \u0111\u00f3 ph\u1ea3i g\u1eafn v\u1edbi ngu\u1ed3n nu\u00f4i to\u00e0n m\u1ea1ch. N\u1ebfu nh\u01b0 ngu\u1ed3n \u0111\u1ea7u v\u00e0o kh\u00f4ng c\u00f3 v\u1ea5n \u0111\u1ec1 g\u00ec th\u00ec c\u00f3 th\u1ec3 nguy\u00ean nh\u00e2n g\u00e2y l\u1ed7i m\u00e0n h\u00ecnh b\u1ecb m\u1edd l\u00e0 do cao \u00e1p ho\u1eb7c \u0111\u00e8n n\u1ec1n. <\/span><\/p>\n

C\u00e1ch x\u00e1c \u0111\u1ecbnh nh\u01b0 sau: B\u1ea1n r\u00fat gi\u1eafc c\u1ee7a m\u00e0n h\u00ecnh LCD t\u1eeb ph\u00eda b\u00ean ph\u1ea3i c\u1ee7a cao \u00e1p v\u00e0 c\u1eafm \u0111\u00e8n n\u1ec1n kh\u00e1c v\u00e0o sau \u0111\u00f3 b\u1eadt m\u00e1y n\u00ean v\u00e0 ki\u1ec3m tra.<\/span><\/p>\n

N\u1ebfu b\u00f3ng \u0111\u00e8n s\u00e1ng l\u00ean th\u00ec ngh\u0129a l\u00e0 \u0111\u00e8n n\u1ec1n m\u00e1y t\u00ednh laptop Dell c\u1ee7a b\u1ea1n b\u1ecb h\u1ecfng m\u00e0 kh\u00f4ng ph\u1ea3i do board cao \u00e1p v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/span><\/p>\n

H\u01b0\u1edbng gi\u1ea3i quy\u1ebft t\u1ed1t nh\u1ea5t cho tr\u01b0\u1eddng h\u1ee3p \u0111\u00e8n n\u1ec1n b\u1ecb h\u1ecfng \u0111\u00f3 l\u00e0 thay \u0111\u00e8n backligth cho m\u00e1y t\u00ednh laptop l\u00e0 \u0111\u01b0\u1ee3c. V\u00e0 v\u1edbi tr\u01b0\u1eddng h\u1ee3p board cao \u00e1p b\u1ecb l\u1ed7i th\u00ec b\u1ea1n c\u1ea7n ph\u1ea3i thay board cao \u00e1p m\u00e0n h\u00ecnh laptop m\u1edbi.<\/span><\/p>\n

Ngo\u00e0i l\u1ed7i m\u00e0n h\u00ecnh t\u1ed1i m\u1edd do cao \u00e1p b\u1ecb h\u1ecfng ra th\u00ec c\u00f2n m\u1ed9t l\u1ed7i r\u1ea5t hay g\u1eb7p ph\u1ea3i do h\u1ecfng cao \u00e1p \u0111\u00f3 l\u00e0 <\/span>l\u1ed7i li\u00ean quan \u0111\u1ebfn On\/Off c\u1ee7a main m\u00e0n h\u00ecnh LCD<\/span><\/a>. C\u1ee5 th\u1ec3:<\/span><\/p>\n

– Khi b\u1eaft \u0111\u1ea7u c\u1eafm d\u00e2y ngu\u1ed3n v\u00e0o m\u00e0 ch\u01b0a \u1ea5n n\u00fat b\u1eadt ngu\u1ed3n nh\u01b0ng \u0111\u00e8n m\u00e0n h\u00ecnh \u0111\u00e3 s\u00e1ng l\u00ean, \u0111i\u1ec1u n\u00e0y c\u00f3 ngh\u0129a l\u00e0 kh\u1ed1i cao \u00e1p \u0111\u00e3 ho\u1ea1t \u0111\u1ed9ng v\u00e0 l\u1ec7nh on\/off \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t ngay khi v\u1eeba c\u1eafm d\u00e2y ngu\u1ed3n.<\/span><\/p>\n

– Khi b\u1ea1n c\u1eafm d\u00e2y ngu\u1ed3n, b\u1eadt n\u00fat ngu\u1ed3n l\u00ean v\u00e0 \u0111\u00e8n ngu\u1ed3n \u0111\u00e3 b\u1eadt s\u00e1ng. Nh\u01b0ng m\u00e0n h\u00ecnh m\u00e1y t\u00ednh v\u1eabn t\u1ed1i v\u00e0 ph\u1ea3i nh\u00ecn th\u1eadt k\u0129 m\u1edbi th\u1ea5y c\u00f3 h\u00ecnh. \u0110\u00e2y l\u00e0 bi\u1ec3u hi\u1ec7n c\u1ee7a m\u1ea5t cao \u00e1p, l\u1ed7i n\u00e0y c\u00f3 th\u1ec3 \u0111\u1ebfn do nhi\u1ec1u nguy\u00ean nh\u00e2n.<\/span><\/p>\n

Qu\u00e1 tr\u00ecnh thay cao \u00e1p t\u01b0\u01a1ng \u0111\u1ed1i ph\u1ee9c t\u1ea1p, c\u1ea7n ng\u01b0\u1eddi th\u1ef1c hi\u1ec7n c\u00f3 k\u1ef9 thu\u1eadt s\u1eeda ch\u1eefa laptop chuy\u00ean nghi\u1ec7p \u0111\u1ec3 tr\u00e1nh trong qu\u00e1 tr\u00ecnh s\u1eeda ch\u1eefa b\u1ea5t c\u1ea9n l\u00e0m x\u1ea3y ra sai s\u00f3t ngo\u00e0i \u00fd mu\u1ed1n.<\/span><\/p>\n

\u0110\u1ec3 \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o s\u1eeda ch\u1eefa chuy\u00ean nghi\u1ec7p, b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o<\/span> kh\u00f3a h\u1ecdc s\u1eeda ch\u1eefa laptop chuy\u00ean nghi\u1ec7p t\u1ea1i HocvieniT.vn.<\/span><\/a><\/p>\n

 <\/p>\n

Tr\u00ean \u0111\u00e2y l\u00e0 c\u00e1ch x\u00e1c \u0111\u1ecbnh l\u1ed7i v\u00e0 ki\u1ec3m tra cao \u00e1p m\u00e0 t\u00f4i chia s\u1ebb c\u00f9ng b\u1ea1n. Hy v\u1ecdng r\u1eb1ng nh\u1eefng th\u1eafc m\u1eafc c\u1ee7a b\u1ea1n v\u1ec1 l\u1ed7i m\u00e0n h\u00ecnh laptop LCD b\u1ecb t\u1ed1i li\u00ean quan t\u1edbi cao \u00e1p \u0111\u00e3 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p.<\/span><\/p>\n

 <\/p>\n

M\u1ecdi chi ti\u1ebft xin vui l\u00f2ng li\u00ean h\u1ec7:<\/i><\/p>\n

C\u00d4NG TY C\u1ed4 PH\u1ea6N H\u1eccC VI\u1ec6N IT<\/strong>
\nMST: 0108733789<\/strong>
\nT\u1ed5ng \u0111\u00e0i h\u1ed7 tr\u1ee3: 024 3566 8686 \u2013 Hotline: 0981 223 001<\/strong>
\nFacebook:<\/strong>\u00a0www.fb.com\/hocvienit<\/a><\/p>\n

\u0110\u0103ng k\u00fd k\u00eanh Youtube \u0111\u1ec3 theo d\u00f5i c\u00e1c b\u00e0i h\u1ecdc c\u1ee7a Hu\u1ea5n luy\u1ec7n vi\u00ean t\u1ed1t nh\u1ea5t:<\/strong>\u00a0http:\/\/bit.ly\/Youtube_HOCVIENiT<\/a><\/p>\n

Tham gia c\u1ed9ng \u0111\u1ed3ng H\u1ecdc vi\u1ec7n IT.vn t\u1ea1i:<\/strong>\u00a0https:\/\/www.facebook.com\/groups\/www.hocvienit.vn\/<\/a><\/p>\n

Tr\u1ee5 s\u1edf H\u00e0 N\u1ed9i:<\/strong>\u00a0S\u1ed1 8 ng\u00f5 117 Th\u00e1i H\u00e0, \u0110\u1ed1ng \u0110a, H\u00e0 N\u1ed9i<\/p>\n

H\u1ed3 Ch\u00ed Minh:<\/strong>\u00a0S\u1ed1 283\/45 C\u00e1ch M\u1ea1ng Th\u00e1ng T\u00e1m, Ph\u01b0\u1eddng 12, Qu\u1eadn 10,\u00a0TP.HCM
\nH\u1ea3i Ph\u00f2ng:<\/strong>\u00a0S\u1ed1 94 Qu\u00e1n Nam, L\u00ea Ch\u00e2n, H\u1ea3i Ph\u00f2ng<\/p>\n

Th\u00e1i Nguy\u00ean:<\/strong>\u00a0S\u1ed1 297 L\u01b0\u01a1ng Ng\u1ecdc Quy\u1ebfn, TP. Th\u00e1i Nguy\u00ean
\nH\u1ecdc vi\u1ec7n IT.vn \u2013 Truy\u1ec1n ngh\u1ec1 th\u1ef1c t\u1ebf c\u00f9ng b\u1ea1n \u0111\u1ebfn th\u00e0nh c\u00f4ng!\u00a0<\/i><\/strong><\/p>\n

\n","protected":false},"excerpt":{"rendered":"

Trong b\u00e0i vi\u1ebft n\u00e0y, HocvieniT.vn gi\u1ea3i th\u00edch cho c\u00e1c b\u1ea1n h\u1ecdc vi\u00ean c\u00e1ch test cao \u00e1p m\u00e0n h\u00ecnh laptop trong m\u1ed9t m\u00e1y t\u00ednh x\u00e1ch tay. M\u00e1y t\u00ednh laptop b\u1ecb h\u1ecfng cao \u00e1p th\u00ec c\u0169ng nh\u01b0 s\u1ef1 th\u1ea5t b\u1ea1i c\u1ee7a \u0111\u00e8n backlight. Hy v\u1ecdng r\u1eb1ng nh\u1eefng th\u1eafc m\u1eafc c\u1ee7a b\u1ea1n v\u1ec1 l\u1ed7i m\u00e0n h\u00ecnh laptop LCD b\u1ecb t\u1ed1i li\u00ean quan t\u1edbi cao \u00e1p \u0111\u1ec1u \u0111\u00e3 \u0111\u01b0\u1ee3c gi\u1ea3i \u0111\u00e1p.<\/p>\n","protected":false},"author":95,"featured_media":7900,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[734],"tags":[255,256],"_links":{"self":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/7865"}],"collection":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/users\/95"}],"replies":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7865"}],"version-history":[{"count":0,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/7865\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/media\/7900"}],"wp:attachment":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7865"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7865"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}