{"id":1482,"date":"2025-11-18T07:32:45","date_gmt":"2025-11-18T00:32:45","guid":{"rendered":"https:\/\/yourapx.com\/?p=1482"},"modified":"2025-11-20T22:12:14","modified_gmt":"2025-11-20T15:12:14","slug":"https-yourapx-com-p1482","status":"publish","type":"post","link":"https:\/\/yourapx.com\/?p=1482","title":{"rendered":"S\u1eeda switch Aruba 2530 J9773A L\u1ed7i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng"},"content":{"rendered":"

C\u00c1C L\u1ed6I TH\u01af\u1edcNG G\u1eb6P C\u1ee6A D\u00d2NG SWITCH ARUBA 2530 -J9773A 24 Port 1G PoE+ 195W, 4 SFP Uplink<\/h3>\n
\n\t

1.GI\u1edaI THI\u1ec6U<\/strong><\/h2>\n

Switch Aruba 2530 J9773A \u2013 24 Port 1G PoE+ (195W), 4 SFP Uplink<\/strong>
Aruba 2530 J9773A l\u00e0 d\u00f2ng switch Layer 2 \u0111\u00e1ng tin c\u1eady d\u00e0nh cho doanh nghi\u1ec7p nh\u1ecf v\u00e0 trung b\u00ecnh, t\u1ed1i \u01b0u cho h\u1ec7 th\u1ed1ng camera, WiFi v\u00e0 h\u1ea1 t\u1ea7ng m\u1ea1ng v\u0103n ph\u00f2ng. Thi\u1ebft b\u1ecb cung c\u1ea5p 24 c\u1ed5ng 1GbE h\u1ed7 tr\u1ee3 PoE+ (t\u1ed5ng c\u00f4ng su\u1ea5t 195W)<\/strong> c\u00f9ng 4 khe SFP uplink<\/strong> linh ho\u1ea1t, \u0111\u1ea3m b\u1ea3o k\u1ebft n\u1ed1i \u1ed5n \u0111\u1ecbnh, m\u1edf r\u1ed9ng d\u1ec5 d\u00e0ng. Switch v\u1eadn h\u00e0nh \u00eam \u00e1i, ti\u1ebft ki\u1ec7m \u0111i\u1ec7n, h\u1ed7 tr\u1ee3 b\u1ea3o m\u1eadt n\u00e2ng cao v\u00e0 \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd \u0111\u01a1n gi\u1ea3n qua giao di\u1ec7n web, CLI ho\u1eb7c Aruba AirWave.<\/p>\n

2. L\u1ed7i th\u01b0\u1eddng g\u1eb7p.<\/h2>\n

C\u00f3 5 L\u1ed7i Ph\u1ed5 bi\u1ebfn nh\u1ea5t m\u00e0 d\u00f2ng Switch Aruba 2530 J9773A\u00a0<\/strong>th\u01b0\u1eddng g\u1eb7p \u0111\u00f3 l\u00e0:<\/p>\n

    \n
  1. Ngu\u1ed3n l\u00ean, kh\u00f4ng th\u1ec3 kh\u1edfi \u0111\u1ed9ng, kh\u00f4ng console \u0111\u01b0\u1ee3c<\/li>\n
  2. L\u1ed7i b\u1ecb treo kh\u00f4ng ho\u00e0n t\u1ea5t \u0111\u01b0\u1ee3c kh\u1edfi \u0111\u1ed9ng<\/li>\n
  3. L\u1ed7i ho\u00e0n th\u00e0nh kh\u1edfi \u0111\u1ed9ng c\u00e1c port kh\u00f4ng s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c<\/li>\n
  4. C\u00e1c port Ethernet LAN s\u1eed d\u1ee5ng b\u00ecnh th\u01b0\u1eddng nh\u01b0ng POE kh\u00f4ng d\u00f9ng \u0111\u01b0\u1ee3c<\/li>\n
  5. L\u1ed7i ngu\u1ed3n<\/li>\n<\/ol>\n

    \"\"<\/p>\n

    V\u1edbi d\u00f2ng switch Aruba J9773A 2530-24 t\u00ecnh tr\u1ea1ng l\u1ed7i ngu\u1ed3n kh\u00e1 hi\u1ebfm khi x\u1ea3y ra, do \u0111\u00f3 l\u1ed7i ch\u1ee7 y\u1ebfu g\u1eb7p ph\u1ea3i l\u00e0 thi\u1ebft b\u1ecb l\u00ean ngu\u1ed3n nh\u01b0ng kh\u00f4ng kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c, ho\u1eb7c kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c nh\u01b0ng POE v\u00e0 c\u00e1c port Ethernet kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng.<\/p>\n

    2.1.V\u1edbi tr\u01b0\u1eddng h\u1ee3p Thi\u1ebft b\u1ecb Kh\u1edfi \u0111\u1ed9ng th\u00e0nh c\u00f4ng.<\/strong><\/h3>\n

    POE kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c ch\u1eafc ch\u1eafn nguy\u00ean nh\u00e2n t\u1eeb port POE g\u00e2y ra. Tuy POE kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0ng c\u00f3 th\u1ec3 ch\u1ee9c n\u0103ng Ethernet v\u1eabn ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng, nguy\u00ean nh\u00e2n l\u1ed7i port ph\u1ea7n l\u1edbn do shock \u0111i\u1ec7n t\u1eeb Port Ethernet RJ45 v\u00e0o main board.<\/p>\n

    C\u00e1c port Ethernet l\u1ed7i nguy\u00ean nh\u00e2n ch\u1ee7 y\u1ebfu do l\u1ed7i IC \u0111i\u1ec1u khi\u1ec3n c\u1ee5m 8 port \u0111\u00f3 B50682EB2KFBG g\u00e2y n\u00ean. Ho\u1eb7c n\u1ebfu l\u1ed7i h\u1ebft c\u1ecf th\u1ec3 do chip driver BCM56143A1KFEBG\u00a0<\/a> C\u00e1c b\u1ea1n xem h\u00ecnh d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n

    \"Aruba<\/p>\n

    2.2.Tr\u01b0\u1eddng h\u1ee3p Thi\u1ebft b\u1ecb Kh\u1edfi \u0111\u1ed9ng kh\u00f4ng th\u00e0nh c\u00f4ng.( kh\u00f4ng ph\u1ea3i kh\u00f4ng th\u1ec3 kh\u1edfi \u0111\u1ed9ng)<\/strong><\/h3>\n

    Ch\u1ec9 c\u00f3 m\u1ed9t nguy\u00ean ch\u00ednh khi\u1ebfn thi\u1ebft b\u1ecb kh\u1edfi \u0111\u1ed9ng kh\u00f4ng th\u00e0nh c\u00f4ng l\u00e0 do ch\u1ebft CPU MRVL 88F63\u00a0 h\u00ecnh d\u01b0\u1edbi. C\u00e1ch ph\u00e1t hi\u1ec7n l\u00e0 khi b\u1ea1n th\u1ea5y tr\u1edf kh\u00e1ng ngu\u1ed3n 3.3V nh\u1ecf h\u01a1n 0.5K Ohm.<\/p>\n

    H\u00ecnh \u1ea3nh cpu d\u01b0\u1edbi \u0111\u00e2y:<\/p>\n

    \"CPU<\/p>\n

     <\/p>\n

     <\/p>\n

    2.3.Tr\u01b0\u1eddng h\u1ee3p kh\u00f4ng kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c<\/strong><\/h3>\n

    Khi thi\u1ebft b\u1ecb l\u00ean ngu\u1ed3n m\u00e0 kh\u00f4ng kh\u1edfi \u0111\u1ed9ng \u0111\u01b0\u1ee3c ch\u1eafc ch\u1eafn ch\u1ebft controller l\u00e0 chip Altera MAXII EPM570t144C5N . Ph\u1ea3i s\u1eeda \u0111\u01b0\u1ee3c l\u1ed7i n\u00e0y \u0111\u1ea7u ti\u00ean tr\u01b0\u1edbc khi ng\u0129 t\u1edbi thay CPU, IC driver BCM56143A1KFEBG\u00a0<\/a> ho\u1eb7c chip ethernet LAN B50682EB2KFBG. B\u1ea1n c\u1ea7n m\u1ed9t thi\u1ebft b\u1ecb kh\u00e1c \u0111\u1ec3 l\u1ea5y ch\u01b0\u01a1ng tr\u00ecnh v\u00e0 n\u1ea1p l\u1ea1i cho thi\u1ebft b\u1ecb c\u00f3 controller l\u1ed7i.<\/p>\n

    \"controller<\/p>\n

     <\/p>\n

    b\u00e0i vi\u1ebft s\u1ebd ti\u1ebfp t\u1ee5c \u0111\u01b0\u1ee3c c\u1eadp nh\u1eadt.<\/p>\n

     <\/p>\n<\/div>\n<\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"

    1.GI\u1edaI THI\u1ec6U Switch Aruba 2530 J9773A \u2013 24 Port 1G PoE+ (195W), 4 SFP UplinkAruba 2530 J9773A l\u00e0 d\u00f2ng switch Layer 2 \u0111\u00e1ng tin c\u1eady d\u00e0nh cho doanh nghi\u1ec7p nh\u1ecf v\u00e0 trung b\u00ecnh, t\u1ed1i \u01b0u cho h\u1ec7 th\u1ed1ng camera, WiFi v\u00e0 h\u1ea1 t\u1ea7ng m\u1ea1ng v\u0103n ph\u00f2ng. Thi\u1ebft b\u1ecb cung c\u1ea5p 24 c\u1ed5ng 1GbE h\u1ed7 tr\u1ee3…<\/p>\n","protected":false},"author":1,"featured_media":1483,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1482","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bai-viet-moi"],"yoast_head":"\nS\u1eeda switch Aruba 2530 J9773A L\u1ed7i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng - APX-CHUY\u00caN S\u1eecA THI\u1ebeT B\u1eca M\u1ea0NG<\/title>\n<meta name=\"description\" content=\"Aruba J9773A -2530 L\u1ed7i kh\u00f4ng l\u00ean ngu\u1ed3n, kh\u1edfi \u0111\u1ed9ng treo , l\u1ed7i kh\u00f4ng c\u1ea5p POE, l\u1ed7i kh\u00f4ng nh\u1eadn LAN, l\u1ed7i ngu\u1ed3n....\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/yourapx.com\/?p=1482\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"S\u1eeda switch Aruba 2530 J9773A L\u1ed7i kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng - 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