{"id":627,"date":"2021-02-23T03:27:06","date_gmt":"2021-02-22T20:27:06","guid":{"rendered":"http:\/\/wccpas.com\/?p=627"},"modified":"2021-02-23T03:27:06","modified_gmt":"2021-02-22T20:27:06","slug":"lam-the-nao-de-xac-dinh-dau-chinh-la-man-hinh-lcd-laptop-chinh-hang","status":"publish","type":"post","link":"https:\/\/wccpas.com\/lam-the-nao-de-xac-dinh-dau-chinh-la-man-hinh-lcd-laptop-chinh-hang\/","title":{"rendered":"l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh \u0111\u00e2u ch\u00ednh l\u00e0 m\u00e0n h\u00ecnh lcd laptop ch\u00ednh h\u00e3ng"},"content":{"rendered":"

T\u00ecm hi\u1ec3u v\u1ec1 l\u1ed7i m\u00e0n h\u00ecnh m\u00e1y t\u00ednh x\u00e1ch tay b\u1ecb t\u1ed1i m\u1edd v\u00e0 ch\u1ec9 d\u1eabn c\u00e1ch th\u1ee9c x\u1eed l\u00ed.<\/b><\/span><\/p>\n

m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng laptop k\u1ebft c\u1ea5u b\u1edfi c\u00e1c l\u1edbp x\u1ebfp ch\u1ed3ng l\u00ean nhau. L\u1edbp d\u01b0\u1edbic\u00f9ng l\u00e0 \u0111\u00e8n n\u1ec1n c\u00f3 \u00fd ngh\u0129a ph\u00e2n ph\u1ed1i \u00e1nh s\u00e1ng n\u1ec1n (tia s\u00e1ng tr\u1eafng). \u0110\u00e8nn\u1ec1n \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong c\u00e1c m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb th\u01b0\u1eddng xuy\u00ean c\u00f3 \u0111\u1ed9 s\u00e1ng 1000cd\/m2, th\u01b0\u1eddng l\u00e0 \u0111\u00e8nhu\u1ef3nh quang c\u00e1c c\u1ed9ng t\u00e1c vi\u00ean g\u1ecdi l\u00e0 \u0111\u00e8n cao \u00e1p(Backlight Bulbs). \u0110\u00e8n cao \u00e1p n\u00e0y th\u01b0\u1eddng xuy\u00ean n\u1eb1m ngang ph\u00eda c\u1ea1nh d\u01b0\u1edbi m\u00e0n h\u00ecnh. N\u1ebfu \u0111\u00e8n cao \u00e1p kh\u00f4ng ph\u00e2n ph\u1ed1i \u0111\u1ee7 ngu\u1ed3n s\u00e1ng s\u1ebd d\u1ea5n t\u1edbi bi\u1ec3u hi\u1ec7n t\u1ed1i m\u1edd m\u00e0n h\u00ecnh. \u0110\u00e8n cao \u00e1p s\u00e1ng \u0111\u01b0\u1ee3c l\u00e0 nh\u1edd ngu\u1ed3n \u0111i\u1ec7n t\u1eeb mainboard r\u1ed3i qua c\u00e1p t\u00edn hi\u1ec7u v\u00e0o v\u1ec9 cao \u00e1p(LCD Inverters), v\u1ec9 cao \u00e1p c\u00f3 nhi\u1ec7m v\u1ee5 b\u1ea5t \u0111\u1ecbnh ngu\u1ed3n \u0111i\u1ec7n n\u00e0y th\u00e0nh ngu\u1ed3n \u0111i\u1ec7n c\u00f3 \u0111i\u1ec7n \u00e1p l\u1edbn \u201ccao \u00e1p\u201d \u0111\u1ec3 ph\u00e2n ph\u1ed1i cho \u0111\u00e8n cao \u00e1p.
\n\"\"
\nC\u00f3 m\u1ed9t s\u1ed1 L\u00fd do ch\u00ednh ph\u00e1t sinh bi\u1ec3u hi\u1ec7n m\u00e0n h\u00ecnh t\u1ed1i m\u1edd.<\/b>
\nDo \u0111\u00e8n cao \u00e1p (Backlight Bulbs)<\/b>
\n\u0110\u00e8n cao \u00e1p co nhi\u1ec7m v\u1ee5 cung c\u1ea5p s\u00e1ng cho m\u00e0n h\u00ecnh khi \u0111\u00e8n cao \u00e1p l\u1ed7i s\u1ebd kh\u00f4ng c\u00f3 ngu\u1ed3n s\u00e1ng ph\u00e2n ph\u1ed1i cho m\u00e0n h\u00ecnh \u0111\u01b0a \u0111\u1ebfn m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb b\u1ecb t\u1ed1i m\u1edd. Nh\u1eefng bi\u1ec3u hi\u1ec7n ch\u1ee9ng t\u1ecf \u0111\u00e8n cao \u00e1p b\u1ecb l\u1ed7i nh\u01b0:
\nKhi ng\u01b0\u1eddi s\u1eed d\u1ee5ng m\u1edf ng\u1ed3n m\u00e1y t\u00ednh v\u00e0o t\u1edbi Window nh\u01b0ng m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb b\u1ecb loang m\u00e0u (c\u00f3 v\u1ebb nh\u01b0 m\u00e0u h\u1ed3ng \u0111\u1ecf) v\u00e0 m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb th\u1ea3n nhi\u00ean t\u1ed1i m\u1edd th\u1eddi \u0111i\u1ec3m \u0111\u00f3 \u0111\u00e8n cao \u00e1p \u0111\u00e3 b\u1ecb l\u1ed7i.
\nKhi m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb c\u00f3 l\u00fac nh\u00e1y s\u00e1ng li\u1ec1n m\u1ea1ch v\u00e0 c\u00f3 nh\u1eefng v\u00f9ng tr\u00ean m\u00e0n h\u00ecnh b\u1ecb t\u1ed1i L\u00fac b\u1ea5y gi\u1edd \u0111\u00e8n cao \u00e1p \u0111\u00e3 l\u1ed7i.
\nm\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb c\u00f3 l\u00fac nh\u00e1y s\u00e1ng t\u1ed1i li\u1ec1n m\u1ea1ch v\u00e0 h\u00e0ng \u0111\u1ea7u r\u00edt nh\u1eb9 chi nh\u00e1nh g\u00f3c m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb th\u1eddi gian \u0111\u00f3 ch\u1ea5n \u0111\u1ed9ng gi\u1eefa hai \u0111\u1ea7u c\u1ee7a \u0111\u00e8n cao \u00e1p v\u1edbi ngu\u1ed3n c\u1ea5p \u1ea5u tr\u0129.<\/p>\n

Do vi cao \u00e1p (LCD Inverters)<\/b>
\n\u0110\u00e8n cao \u00e1p s\u00e1ng \u0111\u01b0\u1ee3c l\u00e0 nh\u1edd \u0111i\u1ec7n \u00e1p \u0111\u01b0\u1ee3c ph\u00e1t sinh t\u1eeb v\u1ec9 cao \u00e1p. Khi v\u1ec9 cao \u00e1p g\u1eb7p s\u1ef1 c\u1ed1 th\u00ec s\u1ebd kh\u00f4ng c\u00f3 \u0111i\u1ec7n \u00e1p \u0111\u1ec3 cung c\u1ea5p cho \u0111\u00e8n cao \u00e1p L\u00fac \u0111\u00f3 \u0111\u00e8n cao \u00e1p kh\u00f4ng s\u00e1ng \u0111\u01b0a t\u1edbi tri\u1ec7u ch\u1ee9ng m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb t\u1ed1i m\u1edd. V\u1ec9 cao \u00e1p ph\u1ea3i th\u01b0\u1eddng b\u1ecb l\u1ed7i c\u00e1c ph\u1ee5 ki\u1ec7n nh\u01b0 IC \u0111\u01b0a \u0111\u1ed9ng, ho\u1eb7c qu\u1eadn d\u00e2y b\u1ecb d\u00f2\u2026 thay m\u00e0n h\u00ecnh laptop sony vaio<\/p>\n

Do cabble t\u00edn hi\u1ec7u (Display Cables)<\/b>
\ncabble t\u00edn hi\u1ec7u c\u00f3 nhi\u1ec7m v\u1ee5 chuy\u1ec1n t\u00edn hi\u1ec7u t\u1eeb Mainboard l\u00ean v\u1ec9 cao \u00e1p. cabble t\u00edn hi\u1ec7u s\u1ebd chuy\u1ec1n t\u00edn hi\u1ec7u l\u00e0 ba ngu\u1ed3n ch\u00ednh 0 (V), 3,3 (V), 5 (V), c\u00e1c n\u01a1i cung c\u1ea5p n\u00e0y c\u00f2n T\u00f9y thu\u1ed9c v\u00e0o t\u1eebng lo\u1ea1i cao \u00e1p. C\u00f3 cao \u00e1p c\u1ea7n ngu\u1ed3n 0 (V), 3,3(V) v\u00e0 m\u1ed9t ngu\u1ed3n n\u1eefa b\u1eb1ng ngu\u1ed3n c\u1ee7a m\u00e1y (ngu\u1ed3n m\u00e0 x\u1ea1c \u201cngu\u1ed3n t\u1eeb s\u1ea1c\u201d ph\u00e2n ph\u1ed1i).
\nKhi c\u00e1p t\u00edn hi\u1ec7u b\u1ecb l\u1ed7i \u0111\u1ee9t m\u1ed9t trong ba \u0111\u01b0\u1eddng t\u00edn hi\u1ec7u tr\u00ean th\u00ec cao \u00e1p s\u1ebd kh\u00f4ng \u0111\u1ee7 ngu\u1ed3n \u0111\u1ec3 l\u00e0m c\u00f4ng vi\u1ec7c L\u00fac \u0111\u00f3 v\u1ec9 cao \u00e1p s\u1ebd d\u01b0\u1eddng nh\u01b0 kh\u00f4ng c\u00f3 \u0111i\u1ec7n \u00e1p ra \u0111\u1ec3 cung c\u1ea5p cho \u0111\u00e8n cao \u00e1p \u0111\u01b0a \u0111\u1ebfn bi\u1ec3u hi\u1ec7n m\u00e0n h\u00ecnh t\u1ed1i m\u1edd.<\/p>\n

Do t\u00edn hi\u1ec7u t\u1eeb mainboard<\/b>
\nKhi mainboard kh\u00f4ng cung c\u1ea5p \u0111\u1ee7 t\u00edn hi\u1ec7u(\u0111i\u1ec7n \u00e1p) l\u00ean v\u1ec9 cap \u00e1p, Khi \u0111\u00f3 v\u1ec9 cao \u00e1p kh\u00f4ng l\u00e0m vi\u00eac v\u00e0 \u0111\u00e8n cao \u00e1p kh\u00f4ng s\u00e1ng d\u1ea5n t\u1edbi bi\u1ec3u hi\u1ec7n m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb t\u1ed1i m\u1edd.<\/p>\n

th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i c\u00e1c linh ki\u00ean \u0111\u1ec3 thay th\u1ec3 r\u1ea5t \u0111a d\u1ea1ng t\u1ea1i c\u00e1c t\u1eadp \u0111o\u00e0n v\u1ec1 the service m\u00e1y t\u00ednh x\u00e1ch tay n\u00ean l\u1ed7i m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb t\u1ed1i m\u1edd kh\u00f4ng kh\u00f3 v\u1edbi c\u00e1c nh\u00e2n vi\u00ean k\u1ef9 thu\u1eadt gi\u00e0u kinh nghi\u1ec7m..<\/p>\n","protected":false},"excerpt":{"rendered":"

T\u00ecm hi\u1ec3u v\u1ec1 l\u1ed7i m\u00e0n h\u00ecnh m\u00e1y t\u00ednh x\u00e1ch tay b\u1ecb t\u1ed1i m\u1edd v\u00e0 ch\u1ec9 d\u1eabn c\u00e1ch th\u1ee9c x\u1eed l\u00ed. m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng laptop k\u1ebft c\u1ea5u b\u1edfi c\u00e1c l\u1edbp x\u1ebfp ch\u1ed3ng l\u00ean nhau. L\u1edbp d\u01b0\u1edbic\u00f9ng l\u00e0 \u0111\u00e8n n\u1ec1n c\u00f3 \u00fd ngh\u0129a ph\u00e2n ph\u1ed1i \u00e1nh s\u00e1ng n\u1ec1n (tia s\u00e1ng tr\u1eafng). \u0110\u00e8nn\u1ec1n \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t trong …<\/p>\n","protected":false},"author":2,"featured_media":628,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[263,265],"_links":{"self":[{"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/posts\/627"}],"collection":[{"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/comments?post=627"}],"version-history":[{"count":3,"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/posts\/627\/revisions"}],"predecessor-version":[{"id":898,"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/posts\/627\/revisions\/898"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/media\/628"}],"wp:attachment":[{"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/media?parent=627"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/categories?post=627"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wccpas.com\/wp-json\/wp\/v2\/tags?post=627"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}