{"id":44281,"date":"2024-11-04T18:32:07","date_gmt":"2024-11-04T11:32:07","guid":{"rendered":"https:\/\/hocvienit.vn\/?p=44281"},"modified":"2024-11-04T18:32:07","modified_gmt":"2024-11-04T11:32:07","slug":"dien-ap-cong-usb-may-tinh-la-bao-nhieu-cach-kiem-tra-nguon-dien-cua-cong-usb","status":"publish","type":"post","link":"https:\/\/hocvienit.vn\/?p=44281","title":{"rendered":"\u0110i\u1ec7n \u00e1p c\u1ed5ng USB m\u00e1y t\u00ednh l\u00e0 bao nhi\u00eau? C\u00e1ch ki\u1ec3m tra ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a c\u1ed5ng USB"},"content":{"rendered":"

B\u1ea1n c\u00f3 bi\u1ebft \u0111i\u1ec7n \u00e1p c\u1ed5ng USB m\u00e1y t\u00ednh l\u00e0 bao nhi\u00eau kh\u00f4ng? N\u1ebfu kh\u00f4ng th\u00ec h\u00e3y tham kh\u1ea3o ngay b\u00e0i vi\u1ebft n\u00e0y c\u1ee7a H\u1ecdc vi\u1ec7n iT.<\/span><\/p>\n

\"\u0110i\u1ec7n
\u0110i\u1ec7n \u00e1p c\u1ed5ng USB m\u00e1y t\u00ednh l\u00e0 bao nhi\u00eau? C\u00e1ch ki\u1ec3m tra ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a c\u1ed5ng USB<\/figcaption><\/figure>\n

1. C\u00e1c m\u1ee9c \u0111i\u1ec7n \u00e1p c\u1ed5ng USB ph\u1ed5 th\u00f4ng<\/b><\/h2>\n

\u0110\u1ed1i v\u1edbi c\u1ed5ng USB, \u0111i\u1ec7n \u00e1p \u0111\u1ecbnh m\u1ee9c th\u01b0\u1eddng l\u00e0 5V. Con s\u1ed1 n\u00e0y \u0111\u00e3 \u0111\u01b0\u1ee3c ti\u00eau chu\u1ea9n h\u00f3a v\u00e0 \u00e1p d\u1ee5ng cho h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i c\u1ed5ng USB, t\u1eeb USB 1.0 cho \u0111\u1ebfn USB 3.1.<\/span><\/p>\n

Tr\u00ean th\u1ef1c t\u1ebf \u0111i\u1ec7n \u00e1p ra c\u1ee7a c\u1ed5ng USB m\u00e1y t\u00ednh cho c\u00e1c thi\u1ebft b\u1ecb th\u01b0\u1eddng dao \u0111\u1ed9ng kho\u1ea3ng \u00b15% so gi\u00e1 tr\u1ecb ti\u00eau chu\u1ea9n n\u00ean s\u1ebd n\u1eb1m trong kho\u1ea3ng t\u1eeb 4.75V \u0111\u1ebfn 5.25V. S\u1ef1 dao \u0111\u1ed9ng n\u00e0y c\u00f3 th\u1ec3 do nhi\u1ec1u nguy\u00ean nh\u00e2n kh\u00e1c nhau, nh\u01b0 ch\u1ea5t l\u01b0\u1ee3ng ngu\u1ed3n \u0111i\u1ec7n c\u1ee7a m\u00e1y t\u00ednh, l\u1ed7i ph\u1ea7n c\u1ee9ng ho\u1eb7c c\u00e1ch thi\u1ebft k\u1ebf c\u1ee7a bo m\u1ea1ch ch\u1ee7.<\/span><\/p>\n

\"\u0110i\u1ec7n
\u0110i\u1ec7n \u00e1p c\u1ed5ng USB m\u00e1y t\u00ednh<\/figcaption><\/figure>\n

D\u01b0\u1edbi \u0111\u00e2y l\u00e0 b\u1ea3ng \u0111i\u1ec7n \u00e1p USB v\u00e0 c\u00f4ng su\u1ea5t \u0111\u1ea7u ra:<\/span><\/p>\n\n\n\n\n\n\n\n
Lo\u1ea1i C\u1ed5ng<\/b><\/td>\n\u0110i\u1ec7n \u00e1p t\u1ed1i \u0111a<\/b><\/td>\nD\u00f2ng \u0111i\u1ec7n t\u1ed1i \u0111a<\/b><\/td>\nC\u00f4ng su\u1ea5t t\u1ed1i \u0111a<\/b><\/td>\n<\/tr>\n
USB 2.0<\/b><\/td>\n5V<\/span><\/td>\n500mA<\/span><\/td>\n2,5W<\/span><\/td>\n<\/tr>\n
USB 3.0 \/ USB 3.1<\/b><\/td>\n5V<\/span><\/td>\n900mA<\/span><\/td>\n4,5W<\/span><\/td>\n<\/tr>\n
USB-C th\u00f4ng th\u01b0\u1eddng<\/b><\/td>\n5V<\/span><\/td>\n3A<\/span><\/td>\n15W<\/span><\/td>\n<\/tr>\n
USB-PD<\/b><\/td>\n48V<\/span><\/td>\n5A<\/span><\/td>\n240W<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

2. C\u00e1ch ki\u1ec3m tra \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n c\u1ed5ng USB<\/b><\/h2>\n

B\u1ea1n mu\u1ed1n bi\u1ebft c\u1ed5ng USB c\u00f3 \u0111ang ho\u1ea1t \u0111\u1ed9ng k\u00e9m ho\u1eb7c kh\u00f4ng c\u00f2n \u0111\u00e1p \u1ee9ng \u0111\u00fang th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt hay kh\u00f4ng? V\u1eady h\u00e3y tham kh\u1ea3o c\u00e1c c\u00e1ch sau.<\/span><\/p>\n

C\u00e1ch 1: Ki\u1ec3m tra \u0111i\u1ec7n \u00e1p c\u1ed5ng USB trong Device Manager<\/b><\/h3>\n

V\u1edbi ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra trong Device Manager, b\u1ea1n s\u1ebd ch\u1ec9 bi\u1ebft \u0111\u01b0\u1ee3c tr\u1ea1ng th\u00e1i ngu\u1ed3n c\u1ee7a c\u1ed5ng USB. B\u1ea1n s\u1ebd kh\u00f4ng th\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1c th\u00f4ng tin v\u1ec1 \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n.<\/span><\/p>\n

B\u01b0\u1edbc 1:<\/b> Chu\u1ed9t ph\u1ea3i v\u00e0o <\/span>This PC<\/b>, ch\u1ecdn <\/span>Manage<\/b>.<\/span><\/p>\n

Trong tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng Windows 11, b\u1ea1n c\u1ea7n ch\u1ecdn <\/span>Show more options<\/b> sau \u0111\u00f3 ch\u1ecdn <\/span>Manage<\/b>.<\/span><\/p>\n

B\u01b0\u1edbc 2:<\/b> Ch\u1ecdn <\/span>Device Manager<\/b>, m\u1edf r\u1ed9ng m\u1ee5c <\/span>Universal Serial Bus controllers<\/b>.<\/span><\/p>\n

\"M\u1ee5c
M\u1ee5c Universal Serial Bus controllers<\/figcaption><\/figure>\n

B\u01b0\u1edbc 3:<\/b> Chu\u1ed9t ph\u1ea3i v\u00e0o <\/span>USB Root Hub<\/b> ho\u1eb7c <\/span>Generic USB Hub<\/b> v\u00e0 ch\u1ecdn <\/span>Properties<\/b>.<\/span><\/p>\n

B\u01b0\u1edbc 4:<\/b> T\u1ea1i c\u1eeda s\u1ed5 m\u1edbi, b\u1ea1n ch\u1ecdn tab<\/span> Details<\/b> v\u00e0 thi\u1ebft l\u1eadp <\/span>Property<\/b> l\u00e0 <\/span>Power data<\/b>.<\/span><\/p>\n

\"M\u1ee5c
M\u1ee5c Property \u0111\u1eb7t l\u00e0 Power data<\/figcaption><\/figure>\n

Gi\u00e1 tr\u1ecb hi\u1ec3n th\u1ecb s\u1ebd cho bi\u1ebft tr\u1ea1ng th\u00e1i ngu\u1ed3n \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 tr\u00ean c\u1ed5ng USB \u0111\u00f3. Ch\u00fang ta s\u1ebd c\u00f3 c\u00e1c tr\u1ea1ng th\u00e1i t\u1eeb D0, D1, D2, D3. Trong \u0111\u00f3, D0 l\u00e0 tr\u1ea1ng th\u00e1i c\u00f3 c\u00f4ng su\u1ea5t cao nh\u1ea5t.<\/span><\/p>\n

C\u00e1ch 2: S\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m USBDeview<\/b><\/h3>\n

B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng ph\u1ea7n m\u1ec1m chuy\u00ean d\u1ee5ng nh\u01b0 USBDeview \u0111\u1ec3 ki\u1ec3m tra c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n c\u1ed5ng USB \u0111ang l\u00e0m vi\u1ec7c (k\u1ebft n\u1ed1i v\u1edbi thi\u1ebft b\u1ecb kh\u00e1c)<\/span><\/p>\n

    \n
  • C\u00e0i \u0111\u1eb7t v\u00e0 ch\u1ea1y ph\u1ea7n m\u1ec1m <\/span>USBDeview<\/b> tr\u00ean m\u00e1y t\u00ednh.<\/span><\/li>\n
  • Nh\u1ea5n \u0111\u00fap v\u00e0o <\/span>c\u1ed5ng USB<\/b> b\u1ea1n mu\u1ed1n ki\u1ec3m tra.<\/span><\/li>\n
  • B\u1ea1n s\u1ebd th\u1ea5y th\u00f4ng s\u1ed1 c\u01b0\u1eddng \u0111\u1ed9 d\u00f2ng \u0111i\u1ec7n c\u1ee7a c\u1ed5ng USB t\u1ea1i m\u1ee5c <\/span>Power<\/b>.<\/span><\/li>\n<\/ul>\n

    L\u01b0u \u00fd, k\u1ebft qu\u1ea3 ki\u1ec3m tra c\u00f3 th\u1ec3 thay \u0111\u1ed5i d\u1ef1a theo thi\u1ebft b\u1ecb k\u1ebft n\u1ed1i v\u1edbi c\u1ed5ng USB c\u1ee7a m\u00e1y.<\/span><\/p>\n

    \"Giao
    Giao di\u1ec7n ph\u1ea7n m\u1ec1m USBDeview<\/figcaption><\/figure>\n

    C\u00e1ch 3: S\u1eed d\u1ee5ng v\u00f4n k\u1ebf USB<\/b><\/h3>\n

    N\u1ebfu mu\u1ed1n c\u00f3 k\u1ebft qu\u1ea3 \u0111o l\u01b0\u1eddng chi ti\u1ebft v\u00e0 ch\u00ednh x\u00e1c nh\u1ea5t, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng v\u00f4n k\u1ebf USB. B\u1ea1n ch\u1ec9 c\u1ea7n k\u1ebft n\u1ed1i v\u00f4n k\u1ebf USB v\u00e0o c\u1ed5ng USB b\u1ea1n mu\u1ed1n ki\u1ec3m tra r\u1ed3i b\u1eadt v\u00f4n k\u1ebf v\u00e0 quan s\u00e1t m\u00e0n h\u00ecnh hi\u1ec3n th\u1ecb l\u00e0 s\u1ebd th\u1ea5y gi\u00e1 tr\u1ecb \u0111i\u1ec7n \u00e1p v\u00e0 d\u00f2ng \u0111i\u1ec7n c\u1ee7a c\u1ed5ng USB.<\/span><\/p>\n

    \"V\u00f4n
    V\u00f4n k\u1ebf USB<\/figcaption><\/figure>\n

    Tr\u00ean \u0111\u00e2y l\u00e0 c\u00e1c ki\u1ebfn th\u1ee9c v\u1ec1 \u0111i\u1ec7n \u00e1p c\u1ed5ng USB m\u00e1y t\u00ednh m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 tham kh\u1ea3o. Hy v\u1ecdng b\u00e0i vi\u1ebft n\u00e0y c\u1ee7a H\u1ecdc vi\u1ec7n iT s\u1ebd gi\u00fap b\u1ea1n c\u00f3 th\u00eam ki\u1ebfn th\u1ee9c \u0111\u1ec3 \u1ee9ng d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

    B\u1ea1n c\u00f3 bi\u1ebft \u0111i\u1ec7n \u00e1p c\u1ed5ng USB m\u00e1y t\u00ednh l\u00e0 bao nhi\u00eau kh\u00f4ng? N\u1ebfu kh\u00f4ng th\u00ec h\u00e3y tham kh\u1ea3o ngay b\u00e0i vi\u1ebft n\u00e0y c\u1ee7a H\u1ecdc vi\u1ec7n iT.<\/p>\n","protected":false},"author":95,"featured_media":44285,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[95,94],"tags":[],"_links":{"self":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/44281"}],"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=44281"}],"version-history":[{"count":0,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/posts\/44281\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=\/wp\/v2\/media\/44285"}],"wp:attachment":[{"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=44281"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=44281"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hocvienit.vn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=44281"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}