{"id":78296,"date":"2026-08-16T13:26:38","date_gmt":"2026-08-16T13:26:38","guid":{"rendered":"https:\/\/drivervn.com\/?p=78296"},"modified":"2026-08-16T13:26:38","modified_gmt":"2026-08-16T13:26:38","slug":"oki-b432-mb472-va-mb492-mat-khau-quan-tri-vien-aaaaaa-khong-phu-hop-dang-nhap-bang-so-se-ri","status":"publish","type":"post","link":"https:\/\/drivervn.com\/?p=78296","title":{"rendered":"OKI B432, MB472 v\u00e0 MB492: m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean aaaaaa kh\u00f4ng ph\u00f9 h\u1ee3p \u2014 \u0111\u0103ng nh\u1eadp b\u1eb1ng s\u1ed1 s\u00ea-ri"},"content":{"rendered":"

Khi c\u1ed1 m\u1edf c\u00e1c thi\u1ebft l\u1eadp qu\u1ea3n tr\u1ecb c\u1ee7a OKI B432, MB472 ho\u1eb7c MB492, t\u1ed5 h\u1ee3p ti\u00eau chu\u1ea9n root<\/strong> v\u00e0 aaaaaa<\/strong> c\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p. \u0110i\u1ec1u n\u00e0y kh\u00f4ng ph\u1ea3i l\u00fac n\u00e0o c\u0169ng c\u00f3 ngh\u0129a l\u00e0 ch\u1ee7 s\u1edf h\u1eefu tr\u01b0\u1edbc \u0111\u00e3 thay \u0111\u1ed5i m\u1eadt kh\u1ea9u. \u0110\u1ed1i v\u1edbi m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb, quy t\u1eafc m\u1eb7c \u0111\u1ecbnh c\u1ee7a nh\u00e0 m\u00e1y \u0111\u00e3 \u0111\u01b0\u1ee3c thay \u0111\u1ed5i: m\u1eadt kh\u1ea9u ban \u0111\u1ea7u l\u00e0 s\u1ed1 s\u00ea-ri g\u1ed3m m\u01b0\u1eddi k\u00fd t\u1ef1, trong \u0111\u00f3 c\u00e1c ch\u1eef c\u00e1i vi\u1ebft hoa ph\u1ea3i \u0111\u01b0\u1ee3c chuy\u1ec3n th\u00e0nh ch\u1eef th\u01b0\u1eddng.<\/p>\n

M\u1ed9t nguy\u00ean nh\u00e2n g\u00e2y nh\u1ea7m l\u1eabn kh\u00e1c l\u00e0 Network Password (M\u1eadt kh\u1ea9u m\u1ea1ng)<\/strong> ri\u00eang bi\u1ec7t. Gi\u00e1 tr\u1ecb c\u1ee7a m\u1eadt kh\u1ea9u n\u00e0y c\u00f3 th\u1ec3 g\u1ed3m s\u00e1u k\u00fd t\u1ef1 cu\u1ed1i c\u1ee7a \u0111\u1ecba ch\u1ec9 MAC, nh\u01b0ng m\u1eadt kh\u1ea9u n\u00e0y kh\u00f4ng d\u00f9ng \u0111\u1ec3 \u0111\u0103ng nh\u1eadp th\u00f4ng th\u01b0\u1eddng v\u00e0o giao di\u1ec7n web qua Administrator Login (\u0110\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong>.<\/p>\n

\n

N\u00ean b\u1eaft \u0111\u1ea7u t\u1eeb \u0111\u00e2u<\/strong><\/p>\n

\u0110\u1ec3 \u0111\u0103ng nh\u1eadp qua tr\u00ecnh duy\u1ec7t, h\u00e3y nh\u1eadp t\u00ean ng\u01b0\u1eddi d\u00f9ng root<\/code>. Tr\u01b0\u1edbc ti\u00ean h\u00e3y th\u1eed m\u1eadt kh\u1ea9u aaaaaa<\/code> \u2014 ch\u00ednh x\u00e1c s\u00e1u ch\u1eef c\u00e1i Latinh vi\u1ebft th\u01b0\u1eddng, kh\u00f4ng c\u00f3 kho\u1ea3ng tr\u1eafng. N\u1ebfu m\u1eadt kh\u1ea9u n\u00e0y kh\u00f4ng ph\u00f9 h\u1ee3p, h\u00e3y in trang c\u1ea5u h\u00ecnh, t\u00ecm s\u1ed1 s\u00ea-ri g\u1ed3m m\u01b0\u1eddi k\u00fd t\u1ef1 v\u00e0 nh\u1eadp s\u1ed1 \u0111\u00f3 b\u1eb1ng ch\u1eef th\u01b0\u1eddng. V\u00ed d\u1ee5, s\u1ed1 s\u00ea-ri AB1234CD56<\/code> s\u1ebd tr\u1edf th\u00e0nh m\u1eadt kh\u1ea9u ab1234cd56<\/code>.<\/p>\n<\/div>\n

H\u01b0\u1edbng d\u1eabn n\u00e0y \u00e1p d\u1ee5ng cho nh\u1eefng model n\u00e0o<\/h2>\n

Quy tr\u00ecnh x\u00e1c \u0111\u1ecbnh m\u1eadt kh\u1ea9u m\u1eb7c \u0111\u1ecbnh \u0111\u00e3 thay \u0111\u1ed5i \u00e1p d\u1ee5ng cho c\u00e1c nh\u00f3m thi\u1ebft b\u1ecb sau:<\/p>\n

    \n
  • OKI B412dn, B432dn, B432dnw v\u00e0 B512dn;<\/li>\n
  • OKI MB472dn, MB472dnw, MB492dn v\u00e0 MB562dnw;<\/li>\n
  • m\u1ed9t s\u1ed1 bi\u1ebfn th\u1ec3 khu v\u1ef1c c\u1ee7a c\u00e1c model n\u00e0y;<\/li>\n
  • m\u1ed9t s\u1ed1 thi\u1ebft b\u1ecb OKI m\u00e0u v\u00e0 \u0111\u01a1n s\u1eafc c\u00f3 li\u00ean quan.<\/li>\n<\/ul>\n

    Trong c\u00e1c t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn c\u0169 d\u00e0nh cho B432, MB472 v\u00e0 MB492, m\u1eadt kh\u1ea9u \u0111\u01b0\u1ee3c ghi l\u00e0 aaaaaa<\/code>. Gi\u00e1 tr\u1ecb n\u00e0y v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u00ean nhi\u1ec1u thi\u1ebft b\u1ecb. N\u00ean ki\u1ec3m tra m\u1eadt kh\u1ea9u theo s\u1ed1 s\u00ea-ri n\u1ebfu gi\u00e1 tr\u1ecb ti\u00eau chu\u1ea9n kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn ho\u1eb7c n\u1ebfu k\u00e8m theo thi\u1ebft b\u1ecb c\u00f3 t\u1edd Changing the factory default admin password<\/strong>.<\/p>\n

    Tr\u01b0\u1edbc ti\u00ean h\u00e3y x\u00e1c \u0111\u1ecbnh thi\u1ebft b\u1ecb \u0111ang y\u00eau c\u1ea7u lo\u1ea1i m\u1eadt kh\u1ea9u n\u00e0o<\/h2>\n\n\n\n\n\n\n\n\n
    Y\u00eau c\u1ea7u xu\u1ea5t hi\u1ec7n \u1edf \u0111\u00e2u<\/th>\nC\u1ea7n d\u1eef li\u1ec7u g\u00ec<\/th>\nGi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh c\u1ee7a nh\u00e0 m\u00e1y<\/th>\n<\/tr>\n<\/thead>\n
    Trang web c\u1ee7a m\u00e1y in, Administrator Login (\u0110\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong><\/td>\nT\u00ean ng\u01b0\u1eddi d\u00f9ng v\u00e0 m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean c\u1ee7a thi\u1ebft b\u1ecb<\/td>\nroot<\/code> v\u00e0 aaaaaa<\/code> ho\u1eb7c m\u1eadt kh\u1ea9u theo s\u1ed1 s\u00ea-ri<\/td>\n<\/tr>\n
    B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n thi\u1ebft b\u1ecb, Admin Setup (Thi\u1ebft l\u1eadp qu\u1ea3n tr\u1ecb)<\/strong><\/td>\nC\u00f9ng m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean; kh\u00f4ng c\u1ea7n nh\u1eadp t\u00ean root<\/code><\/td>\naaaaaa<\/code> ho\u1eb7c m\u1eadt kh\u1ea9u theo s\u1ed1 s\u00ea-ri<\/td>\n<\/tr>\n
    Configuration Tool ho\u1eb7c thi\u1ebft l\u1eadp card m\u1ea1ng, Network Password (M\u1eadt kh\u1ea9u m\u1ea1ng)<\/strong><\/td>\nM\u1eadt kh\u1ea9u ri\u00eang c\u1ee7a giao di\u1ec7n m\u1ea1ng<\/td>\nS\u00e1u k\u00fd t\u1ef1 cu\u1ed1i c\u1ee7a \u0111\u1ecba ch\u1ec9 MAC<\/td>\n<\/tr>\n
    In b\u1ea3o m\u1eadt ho\u1eb7c qu\u1ea3n l\u00fd ng\u01b0\u1eddi d\u00f9ng<\/td>\nPIN c\u1ee7a t\u00e1c v\u1ee5, t\u00ean ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c m\u00e3 t\u00e0i kho\u1ea3n<\/td>\nDo ng\u01b0\u1eddi d\u00f9ng ho\u1eb7c qu\u1ea3n tr\u1ecb vi\u00ean c\u1ee7a t\u1ed5 ch\u1ee9c \u0111\u1eb7t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    C\u00e1c gi\u00e1 tr\u1ecb n\u00e0y kh\u00f4ng th\u1ec3 thay th\u1ebf cho nhau. S\u00e1u k\u00fd t\u1ef1 cu\u1ed1i c\u1ee7a \u0111\u1ecba ch\u1ec9 MAC kh\u00f4ng thay th\u1ebf m\u1eadt kh\u1ea9u c\u1ee7a root<\/code> trong c\u1eeda s\u1ed5 Administrator Login (\u0110\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong>, c\u00f2n PIN c\u1ee7a ch\u1ee9c n\u0103ng in b\u1ea3o m\u1eadt kh\u00f4ng m\u1edf \u0111\u01b0\u1ee3c Admin Setup (Thi\u1ebft l\u1eadp qu\u1ea3n tr\u1ecb)<\/strong>.<\/p>\n

    B\u01b0\u1edbc 1. Ki\u1ec3m tra m\u1eadt kh\u1ea9u ti\u00eau chu\u1ea9n v\u00e0 tr\u00e1nh l\u1ed7i khi nh\u1eadp<\/h2>\n
      \n
    1. Chuy\u1ec3n b\u1ed1 c\u1ee5c b\u00e0n ph\u00edm sang ti\u1ebfng Anh.<\/li>\n
    2. Trong tr\u01b0\u1eddng t\u00ean ng\u01b0\u1eddi d\u00f9ng, nh\u1eadp root<\/code> b\u1eb1ng ch\u1eef th\u01b0\u1eddng.<\/li>\n
    3. Trong tr\u01b0\u1eddng m\u1eadt kh\u1ea9u, nh\u1eadp aaaaaa<\/code> \u2014 s\u00e1u ch\u1eef c\u00e1i Latinh a<\/strong> vi\u1ebft th\u01b0\u1eddng.<\/li>\n
    4. Kh\u00f4ng th\u00eam kho\u1ea3ng tr\u1eafng tr\u01b0\u1edbc ho\u1eb7c sau m\u1eadt kh\u1ea9u.<\/li>\n
    5. T\u1eaft ch\u1ee9c n\u0103ng t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1n m\u1eadt kh\u1ea9u \u0111\u00e3 l\u01b0u c\u1ee7a tr\u00ecnh duy\u1ec7t.<\/li>\n
    6. Nh\u1ea5n OK<\/strong>.<\/li>\n<\/ol>\n

      \u0110\u1ed1i v\u1edbi B432, MB472 v\u00e0 MB492, gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh c\u0169 c\u1ee7a nh\u00e0 m\u00e1y ch\u00ednh l\u00e0 aaaaaa<\/code>. C\u00e1c t\u1ed5 h\u1ee3p 999999<\/code>, 123456<\/code> v\u00e0 000000<\/code> xu\u1ea5t hi\u1ec7n tr\u00ean Internet thu\u1ed9c v\u1ec1 c\u00e1c model kh\u00e1c ho\u1eb7c c\u00e1c ch\u1ee9c n\u0103ng kh\u00e1c. Kh\u00f4ng c\u1ea7n th\u1eed l\u1ea7n l\u01b0\u1ee3t c\u00e1c gi\u00e1 tr\u1ecb n\u00e0y thay v\u00ec ki\u1ec3m tra s\u1ed1 s\u00ea-ri.<\/p>\n

      B\u01b0\u1edbc 2. In trang c\u1ea5u h\u00ecnh v\u00e0 t\u00ecm s\u1ed1 s\u00ea-ri<\/h2>\n

      N\u00ean l\u1ea5y s\u1ed1 t\u1eeb trang c\u1ea5u h\u00ecnh \u0111\u00e3 in. C\u00e1ch n\u00e0y gi\u00fap gi\u1ea3m nguy c\u01a1 nh\u1ea7m s\u1ed1 s\u00ea-ri c\u1ee7a thi\u1ebft b\u1ecb v\u1edbi s\u1ed1 c\u1ee7a module m\u1ea1ng, m\u00e3 v\u1eadt t\u01b0 ti\u00eau hao ho\u1eb7c \u0111\u1ecba ch\u1ec9 MAC.<\/p>\n

      B412, B432, B512<\/h3>\n
        \n
      1. N\u1ea1p m\u1ed9t t\u1edd A4 v\u00e0o khay ch\u00ednh.<\/li>\n
      2. D\u00f9ng c\u00e1c n\u00fat m\u0169i t\u00ean m\u1edf PRINT INFO (IN TH\u00d4NG TIN)<\/strong>.<\/li>\n
      3. Nh\u1ea5n OK<\/strong>.<\/li>\n
      4. Ch\u1ecdn CONFIGURATION (C\u1ea4U H\u00ccNH)<\/strong>.<\/li>\n
      5. Nh\u1ea5n OK<\/strong>. M\u00e1y in s\u1ebd in Menu Map.<\/li>\n
      6. T\u00ecm d\u00f2ng SERIAL NO.<\/strong> ho\u1eb7c SERIAL NUMBER<\/strong>.<\/li>\n<\/ol>\n

        MB472, MB492, MB562<\/h3>\n
          \n
        1. N\u1ea1p m\u1ed9t t\u1edd A4 v\u00e0o khay ch\u00ednh.<\/li>\n
        2. Nh\u1ea5n n\u00fat v\u1eadt l\u00fd SETTING (C\u00c0I \u0110\u1eb6T)<\/strong>.<\/li>\n
        3. \u0110\u1ea3m b\u1ea3o \u0111\u00e3 ch\u1ecdn ph\u1ea7n Reports (B\u00e1o c\u00e1o)<\/strong> r\u1ed3i nh\u1ea5n OK<\/strong>.<\/li>\n
        4. Ch\u1ecdn Configuration (C\u1ea5u h\u00ecnh)<\/strong> r\u1ed3i nh\u1ea5n OK<\/strong>.<\/li>\n
        5. Tr\u00ean m\u00e0n h\u00ecnh x\u00e1c nh\u1eadn, ch\u1ecdn Yes (C\u00f3)<\/strong>.<\/li>\n
        6. Nh\u1ea5n OK<\/strong>.<\/li>\n
        7. Tr\u00ean trang \u0111\u00e3 in, t\u00ecm Serial No.<\/strong> ho\u1eb7c Serial Number<\/strong>.<\/li>\n<\/ol>\n
          \n

          Kh\u00f4ng s\u1eed d\u1ee5ng MAC Address thay cho Serial Number<\/strong><\/p>\n

          \u0110\u1ecba ch\u1ec9 MAC th\u01b0\u1eddng g\u1ed3m m\u01b0\u1eddi hai k\u00fd t\u1ef1 th\u1eadp l\u1ee5c ph\u00e2n v\u00e0 thu\u1ed9c v\u1ec1 giao di\u1ec7n m\u1ea1ng. Trong tr\u01b0\u1eddng h\u1ee3p \u0111ang x\u00e9t, s\u1ed1 s\u00ea-ri c\u1ee7a thi\u1ebft b\u1ecb g\u1ed3m m\u01b0\u1eddi k\u00fd t\u1ef1. \u0110\u1ed1i v\u1edbi m\u1eadt kh\u1ea9u m\u1eb7c \u0111\u1ecbnh m\u1edbi, c\u1ea7n s\u1eed d\u1ee5ng ch\u00ednh Serial Number<\/strong>.<\/p>\n<\/div>\n

          B\u01b0\u1edbc 3. Chuy\u1ec3n \u0111\u1ed5i s\u1ed1 s\u00ea-ri th\u00e0nh m\u1eadt kh\u1ea9u<\/h2>\n
            \n
          1. Ghi l\u1ea1i s\u1ed1 s\u00ea-ri g\u1ed3m m\u01b0\u1eddi k\u00fd t\u1ef1, kh\u00f4ng c\u00f3 kho\u1ea3ng tr\u1eafng.<\/li>\n
          2. Gi\u1eef nguy\u00ean c\u00e1c ch\u1eef s\u1ed1.<\/li>\n
          3. Chuy\u1ec3n t\u1ea5t c\u1ea3 ch\u1eef c\u00e1i Latinh vi\u1ebft hoa th\u00e0nh ch\u1eef th\u01b0\u1eddng.<\/li>\n
          4. Kh\u00f4ng th\u00eam d\u1ea5u g\u1ea1ch ngang, d\u1ea5u hai ch\u1ea5m ho\u1eb7c t\u1eeb OKI.<\/li>\n
          5. Nh\u1eadp m\u01b0\u1eddi k\u00fd t\u1ef1 nh\u1eadn \u0111\u01b0\u1ee3c v\u00e0o tr\u01b0\u1eddng m\u1eadt kh\u1ea9u.<\/li>\n<\/ol>\n\n\n\n\n\n
            S\u1ed1 s\u00ea-ri tr\u00ean trang c\u1ea5u h\u00ecnh<\/th>\nM\u1eadt kh\u1ea9u c\u1ea7n nh\u1eadp<\/th>\nPh\u01b0\u01a1ng \u00e1n sai<\/th>\n<\/tr>\n<\/thead>\n
            AB1234CD56<\/code><\/td>\nab1234cd56<\/code><\/td>\nAB1234CD56<\/code><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

            M\u1eadt kh\u1ea9u ph\u00e2n bi\u1ec7t ch\u1eef hoa v\u00e0 ch\u1eef th\u01b0\u1eddng. N\u1ebfu s\u1ed1 s\u00ea-ri c\u00f3 ch\u1eef O<\/strong>, kh\u00f4ng thay n\u00f3 b\u1eb1ng s\u1ed1 0<\/strong>. T\u01b0\u01a1ng t\u1ef1, kh\u00f4ng nh\u1ea7m ch\u1eef I<\/strong> v\u1edbi s\u1ed1 1<\/strong>.<\/p>\n

            B\u01b0\u1edbc 4. \u0110\u0103ng nh\u1eadp v\u00e0o giao di\u1ec7n web OKI<\/h2>\n
              \n
            1. T\u00ecm gi\u00e1 tr\u1ecb IPv4 Address<\/strong> tr\u00ean trang c\u1ea5u h\u00ecnh.<\/li>\n
            2. \u0110\u1ea3m b\u1ea3o m\u00e1y t\u00ednh \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi c\u00f9ng m\u1ea1ng c\u1ee5c b\u1ed9.<\/li>\n
            3. M\u1edf tr\u00ecnh duy\u1ec7t.<\/li>\n
            4. Nh\u1eadp \u0111\u1ecba ch\u1ec9 c\u1ee7a thi\u1ebft b\u1ecb, v\u00ed d\u1ee5 http:\/\/192.168.1.25<\/code>.<\/li>\n
            5. Kh\u00f4ng th\u00eam c\u00e1c s\u1ed1 0 \u1edf \u0111\u1ea7u. \u0110\u00fang: 192.168.1.25<\/code>, sai: 192.168.001.025<\/code>.<\/li>\n
            6. Nh\u1ea5n Enter<\/strong>.<\/li>\n
            7. Tr\u00ean trang OKI, nh\u1ea5n Administrator Login (\u0110\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong>.<\/li>\n
            8. Trong tr\u01b0\u1eddng User name (T\u00ean ng\u01b0\u1eddi d\u00f9ng)<\/strong>, nh\u1eadp root<\/code>.<\/li>\n
            9. Trong tr\u01b0\u1eddng Password (M\u1eadt kh\u1ea9u)<\/strong>, tr\u01b0\u1edbc ti\u00ean nh\u1eadp aaaaaa<\/code>; n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn, h\u00e3y nh\u1eadp s\u1ed1 s\u00ea-ri b\u1eb1ng ch\u1eef th\u01b0\u1eddng.<\/li>\n
            10. Nh\u1ea5n OK<\/strong>.<\/li>\n
            11. N\u1ebfu sau l\u1ea7n \u0111\u0103ng nh\u1eadp \u0111\u1ea7u ti\u00ean xu\u1ea5t hi\u1ec7n trang th\u00f4ng tin thi\u1ebft b\u1ecb, h\u00e3y \u0111i\u1ec1n th\u00f4ng tin ho\u1eb7c nh\u1ea5n SKIP (B\u1ece QUA)<\/strong>.<\/li>\n<\/ol>\n

              Trang tr\u1ea1ng th\u00e1i th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 m\u1edf m\u00e0 kh\u00f4ng c\u1ea7n m\u1eadt kh\u1ea9u. \u0110\u1ec3 thay \u0111\u1ed5i m\u1ea1ng, th\u00f4ng s\u1ed1 khay, e-mail, s\u1ed5 \u0111\u1ecba ch\u1ec9 v\u00e0 c\u00e1c thi\u1ebft l\u1eadp \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 kh\u00e1c, c\u1ea7n th\u1ef1c hi\u1ec7n Administrator Login (\u0110\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong>.<\/p>\n

              B\u01b0\u1edbc 5. \u0110\u0103ng nh\u1eadp v\u00e0o Admin Setup t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n thi\u1ebft b\u1ecb<\/h2>\n

              B412, B432 ho\u1eb7c B512<\/h3>\n
                \n
              1. D\u00f9ng c\u00e1c n\u00fat m\u0169i t\u00ean ch\u1ecdn ADMIN SETUP (THI\u1ebeT L\u1eacP QU\u1ea2N TR\u1eca)<\/strong>.<\/li>\n
              2. Nh\u1ea5n OK<\/strong>.<\/li>\n
              3. Nh\u1eadp m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean t\u1eebng k\u00fd t\u1ef1 m\u1ed9t.<\/li>\n
              4. X\u00e1c nh\u1eadn gi\u00e1 tr\u1ecb \u0111\u00e3 nh\u1eadp b\u1eb1ng n\u00fat OK<\/strong>.<\/li>\n<\/ol>\n

                MB472, MB492 ho\u1eb7c MB562<\/h3>\n
                  \n
                1. Nh\u1ea5n SETTING (C\u00c0I \u0110\u1eb6T)<\/strong>.<\/li>\n
                2. Ch\u1ecdn Admin Setup (Thi\u1ebft l\u1eadp qu\u1ea3n tr\u1ecb)<\/strong>.<\/li>\n
                3. Nh\u1ea5n OK<\/strong>.<\/li>\n
                4. Nh\u1eadp m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean.<\/li>\n
                5. Ch\u1ecdn Enter (Nh\u1eadp)<\/strong> r\u1ed3i nh\u1ea5n OK<\/strong>.<\/li>\n<\/ol>\n

                  Tr\u00ean b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n, th\u00f4ng th\u01b0\u1eddng kh\u00f4ng c\u1ea7n nh\u1eadp t\u00ean ng\u01b0\u1eddi d\u00f9ng root<\/code>. Ch\u1ec9 s\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u c\u0169ng \u0111\u01b0\u1ee3c d\u00f9ng cho giao di\u1ec7n web.<\/p>\n

                  N\u1ebfu m\u1eadt kh\u1ea9u theo s\u1ed1 s\u00ea-ri tr\u01b0\u1edbc \u0111\u00e2y ho\u1ea1t \u0111\u1ed9ng nh\u01b0ng hi\u1ec7n kh\u00f4ng c\u00f2n ph\u00f9 h\u1ee3p<\/h2>\n

                  Sau khi th\u1ef1c hi\u1ec7n Reset Settings (\u0110\u1eb7t l\u1ea1i thi\u1ebft l\u1eadp)<\/strong> ho\u1eb7c Erase Privacy Data (X\u00f3a d\u1eef li\u1ec7u ri\u00eang t\u01b0)<\/strong>, m\u1eadt kh\u1ea9u c\u00f3 th\u1ec3 kh\u00f4ng tr\u1edf v\u1ec1 s\u1ed1 s\u00ea-ri m\u00e0 tr\u1edf v\u1ec1 gi\u00e1 tr\u1ecb \u0111\u01b0\u1ee3c ghi trong t\u00e0i li\u1ec7u h\u01b0\u1edbng d\u1eabn. \u0110\u1ed1i v\u1edbi B432, MB472 v\u00e0 MB492, trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y h\u00e3y th\u1eed l\u1ea1i aaaaaa<\/code>.<\/p>\n

                    \n
                  1. Nh\u1eadp root<\/code> v\u00e0 m\u1eadt kh\u1ea9u theo s\u1ed1 s\u00ea-ri.<\/li>\n
                  2. N\u1ebfu \u0111\u0103ng nh\u1eadp b\u1ecb t\u1eeb ch\u1ed1i, nh\u1eadp root<\/code> v\u00e0 aaaaaa<\/code>.<\/li>\n
                  3. N\u1ebfu c\u1ea3 hai ph\u01b0\u01a1ng \u00e1n \u0111\u1ec1u kh\u00f4ng ph\u00f9 h\u1ee3p, h\u00e3y x\u00e1c \u0111\u1ecbnh xem m\u1eadt kh\u1ea9u c\u00f3 \u0111\u01b0\u1ee3c qu\u1ea3n tr\u1ecb vi\u00ean ho\u1eb7c \u0111\u01a1n v\u1ecb d\u1ecbch v\u1ee5 thay \u0111\u1ed5i hay kh\u00f4ng.<\/li>\n
                  4. Kh\u00f4ng l\u1eb7p l\u1ea1i vi\u1ec7c \u0111\u1eb7t l\u1ea1i c\u1ea5u h\u00ecnh: thao t\u00e1c n\u00e0y kh\u00f4ng kh\u00f4i ph\u1ee5c an to\u00e0n m\u1ed9t m\u1eadt kh\u1ea9u ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng x\u00e1c \u0111\u1ecbnh v\u00e0 c\u00f3 th\u1ec3 x\u00f3a c\u00e1c thi\u1ebft l\u1eadp c\u1ea7n thi\u1ebft.<\/li>\n<\/ol>\n
                    \n

                    Kh\u00f4ng th\u1ef1c hi\u1ec7n Erase Privacy Data ch\u1ec9 \u0111\u1ec3 th\u1eed kh\u00f4i ph\u1ee5c m\u1eadt kh\u1ea9u<\/strong><\/p>\n

                    Tr\u00ean MFP, thao t\u00e1c n\u00e0y c\u00f3 th\u1ec3 x\u00f3a s\u1ed5 \u0111\u1ecba ch\u1ec9, h\u1ed3 s\u01a1 qu\u00e9t, t\u00e1c v\u1ee5 \u0111\u00e3 l\u01b0u v\u00e0 c\u00e1c d\u1eef li\u1ec7u ng\u01b0\u1eddi d\u00f9ng kh\u00e1c. N\u1ebfu m\u1eadt kh\u1ea9u hi\u1ec7n t\u1ea1i \u0111\u00e3 \u0111\u01b0\u1ee3c thay \u0111\u1ed5i v\u00e0 b\u1ecb qu\u00ean, c\u1ea7n li\u00ean h\u1ec7 qu\u1ea3n tr\u1ecb vi\u00ean c\u1ee7a thi\u1ebft b\u1ecb ho\u1eb7c trung t\u00e2m d\u1ecbch v\u1ee5. C\u00e0i \u0111\u1eb7t l\u1ea1i driver Windows kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn m\u1eadt kh\u1ea9u.<\/p>\n<\/div>\n

                    T\u1ea1i sao s\u00e1u k\u00fd t\u1ef1 cu\u1ed1i c\u1ee7a \u0111\u1ecba ch\u1ec9 MAC kh\u00f4ng ph\u00f9 h\u1ee3p<\/h2>\n

                    Tr\u00ean B432 v\u00e0 c\u00e1c model li\u00ean quan c\u00f3 m\u1ed9t m\u1eadt kh\u1ea9u ri\u00eang d\u00e0nh cho card m\u1ea1ng. M\u1eadt kh\u1ea9u n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong Configuration Tool v\u00e0 m\u1ed9t s\u1ed1 c\u1eeda s\u1ed5 thay \u0111\u1ed5i th\u00f4ng s\u1ed1 m\u1ea1ng. Gi\u00e1 tr\u1ecb m\u1eb7c \u0111\u1ecbnh c\u1ee7a nh\u00e0 m\u00e1y l\u00e0 s\u00e1u k\u00fd t\u1ef1 cu\u1ed1i c\u1ee7a \u0111\u1ecba ch\u1ec9 MAC.<\/p>\n

                    V\u00ed d\u1ee5:<\/p>\n

                    MAC Address (\u0110\u1ecba ch\u1ec9 MAC): 00:25:36:AB:12:34\r\nNetwork Password (M\u1eadt kh\u1ea9u m\u1ea1ng): AB1234<\/code><\/pre>\n
                    Kh\u00f4ng n\u00ean nh\u1eadp m\u1eadt kh\u1ea9u n\u00e0y v\u00e0o c\u1eeda s\u1ed5 Administrator Login (\u0110\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong> th\u00f4ng th\u01b0\u1eddng. \u0110\u1ed1i v\u1edbi giao di\u1ec7n web, s\u1eed d\u1ee5ng:<\/p>\n
                    User name (T\u00ean ng\u01b0\u1eddi d\u00f9ng): root\r\nPassword (M\u1eadt kh\u1ea9u): aaaaaa\r\nho\u1eb7c Serial Number g\u1ed3m m\u01b0\u1eddi k\u00fd t\u1ef1 b\u1eb1ng ch\u1eef th\u01b0\u1eddng<\/code><\/pre>\n
                    N\u1ebfu \u1ee9ng d\u1ee5ng ghi r\u00f5 Network Password (M\u1eadt kh\u1ea9u m\u1ea1ng)<\/strong>, h\u00e3y s\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u c\u1ee7a card m\u1ea1ng. N\u1ebfu ghi Administrator Login (\u0110\u0103ng nh\u1eadp qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong>, Admin Password (M\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong> ho\u1eb7c Admin Setup (Thi\u1ebft l\u1eadp qu\u1ea3n tr\u1ecb)<\/strong>, c\u1ea7n s\u1eed d\u1ee5ng m\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean c\u1ee7a thi\u1ebft b\u1ecb.<\/p>\n
                    N\u1ebfu trang web m\u1edf nh\u01b0ng \u0111\u0103ng nh\u1eadp c\u1ee9 l\u1eb7p l\u1ea1i<\/h2>\n
                      \n
                    1. Ki\u1ec3m tra \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o t\u00ean ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0\u1ee3c nh\u1eadp l\u00e0 root<\/code>, kh\u00f4ng c\u00f3 ch\u1eef hoa v\u00e0 kho\u1ea3ng tr\u1eafng.<\/li>\n
                    2. X\u00f3a m\u1eadt kh\u1ea9u \u0111\u00e3 l\u01b0u cho \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y in kh\u1ecfi ch\u1ee9c n\u0103ng t\u1ef1 \u0111\u1ed9ng \u0111i\u1ec1n c\u1ee7a tr\u00ecnh duy\u1ec7t.<\/li>\n
                    3. M\u1edf c\u1eeda s\u1ed5 duy\u1ec7t web ri\u00eang t\u01b0 v\u00e0 th\u1eed \u0111\u0103ng nh\u1eadp l\u1ea1i.<\/li>\n
                    4. \u0110\u1ea3m b\u1ea3o s\u1ed1 s\u00ea-ri \u0111\u01b0\u1ee3c nh\u1eadp \u0111\u1ea7y \u0111\u1ee7 v\u00e0 t\u1ea5t c\u1ea3 ch\u1eef c\u00e1i \u0111\u00e3 \u0111\u01b0\u1ee3c chuy\u1ec3n th\u00e0nh ch\u1eef th\u01b0\u1eddng.<\/li>\n
                    5. Kh\u00f4ng sao ch\u00e9p m\u1eadt kh\u1ea9u t\u1eeb t\u00e0i li\u1ec7u c\u00f3 \u0111\u1ecbnh d\u1ea1ng n\u1ebfu c\u00f3 kh\u1ea3 n\u0103ng kho\u1ea3ng tr\u1eafng b\u1ecb ch\u00e8n k\u00e8m.<\/li>\n
                    6. N\u1ebfu trong m\u1ea1ng c\u00f3 nhi\u1ec1u thi\u1ebft b\u1ecb OKI, h\u00e3y ki\u1ec3m tra \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111ang m\u1edf \u0111\u00fang \u0111\u1ecba ch\u1ec9 IP c\u1ee7a m\u00e1y in c\u1ea7n thi\u1ebft.<\/li>\n
                    7. Cho ph\u00e9p cookies \u0111\u1ed1i v\u1edbi trang c\u1ee5c b\u1ed9 c\u1ee7a thi\u1ebft b\u1ecb.<\/li>\n
                    8. Th\u1eed m\u1ed9t tr\u00ecnh duy\u1ec7t hi\u1ec7n \u0111\u1ea1i kh\u00e1c.<\/li>\n<\/ol>\n
                      N\u1ebfu trang theo \u0111\u1ecba ch\u1ec9 IP ho\u00e0n to\u00e0n kh\u00f4ng m\u1edf, \u0111\u00f3 kh\u00f4ng ph\u1ea3i l\u00e0 l\u1ed7i m\u1eadt kh\u1ea9u. Tr\u01b0\u1edbc ti\u00ean h\u00e3y ki\u1ec3m tra k\u1ebft n\u1ed1i m\u1ea1ng, \u0111\u1ecba ch\u1ec9 IPv4 hi\u1ec7n t\u1ea1i v\u00e0 m\u1ea1ng m\u00e0 m\u00e1y t\u00ednh \u0111ang s\u1eed d\u1ee5ng.<\/p>\n
                      C\u00e1ch thay \u0111\u1ed5i m\u1eadt kh\u1ea9u sau khi \u0111\u0103ng nh\u1eadp th\u00e0nh c\u00f4ng<\/h2>\n
                      M\u1eadt kh\u1ea9u m\u1edbi ph\u1ea3i ch\u1ee9a t\u1eeb 6 \u0111\u1ebfn 12 ch\u1eef c\u00e1i Latinh v\u00e0 ch\u1eef s\u1ed1. C\u00f3 ph\u00e2n bi\u1ec7t ch\u1eef hoa v\u00e0 ch\u1eef th\u01b0\u1eddng. H\u00e3y ghi l\u1ea1i gi\u00e1 tr\u1ecb m\u1edbi tr\u01b0\u1edbc khi tho\u00e1t kh\u1ecfi ch\u1ebf \u0111\u1ed9 qu\u1ea3n tr\u1ecb.<\/p>\n
                      Qua giao di\u1ec7n web c\u1ee7a B412, B432 ho\u1eb7c B512<\/h3>\n
                        \n
                      1. \u0110\u0103ng nh\u1eadp v\u1edbi t\u00ean root<\/code>.<\/li>\n
                      2. M\u1edf Admin Setup (Thi\u1ebft l\u1eadp qu\u1ea3n tr\u1ecb)<\/strong>.<\/li>\n
                      3. Ch\u1ecdn Management (Qu\u1ea3n l\u00fd)<\/strong> > Change Password (Thay \u0111\u1ed5i m\u1eadt kh\u1ea9u)<\/strong>.<\/li>\n
                      4. Nh\u1eadp gi\u00e1 tr\u1ecb m\u1edbi v\u00e0o New Password (M\u1eadt kh\u1ea9u m\u1edbi)<\/strong>.<\/li>\n
                      5. Nh\u1eadp l\u1ea1i v\u00e0o Verify Password (X\u00e1c minh m\u1eadt kh\u1ea9u)<\/strong>.<\/li>\n
                      6. Nh\u1ea5n Submit (G\u1eedi)<\/strong>.<\/li>\n
                      7. Ch\u1edd ch\u1ee9c n\u0103ng m\u1ea1ng kh\u1edfi \u0111\u1ed9ng l\u1ea1i r\u1ed3i \u0111\u0103ng nh\u1eadp b\u1eb1ng m\u1eadt kh\u1ea9u m\u1edbi.<\/li>\n<\/ol>\n
                        Qua giao di\u1ec7n web c\u1ee7a MB472, MB492 ho\u1eb7c MB562<\/h3>\n
                          \n
                        1. \u0110\u0103ng nh\u1eadp v\u1edbi t\u00ean root<\/code>.<\/li>\n
                        2. M\u1edf Admin Setup (Thi\u1ebft l\u1eadp qu\u1ea3n tr\u1ecb)<\/strong>.<\/li>\n
                        3. Ch\u1ecdn Management (Qu\u1ea3n l\u00fd)<\/strong> > Admin Password (M\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong>.<\/li>\n
                        4. Nh\u1eadp m\u1eadt kh\u1ea9u m\u1edbi v\u00e0o New Admin Password (M\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean m\u1edbi)<\/strong>.<\/li>\n
                        5. Nh\u1eadp l\u1ea1i v\u00e0o New Admin Password (Verify) (M\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean m\u1edbi (X\u00e1c minh))<\/strong>.<\/li>\n
                        6. Nh\u1ea5n Submit (G\u1eedi)<\/strong>.<\/li>\n
                        7. Trong l\u1ea7n \u0111\u0103ng nh\u1eadp ti\u1ebfp theo, s\u1eed d\u1ee5ng gi\u00e1 tr\u1ecb m\u1edbi.<\/li>\n<\/ol>\n
                          T\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n B412, B432 ho\u1eb7c B512<\/h3>\n
                            \n
                          1. M\u1edf ADMIN SETUP (THI\u1ebeT L\u1eacP QU\u1ea2N TR\u1eca)<\/strong> v\u00e0 nh\u1eadp m\u1eadt kh\u1ea9u hi\u1ec7n t\u1ea1i.<\/li>\n
                          2. Ch\u1ecdn CHANGE PASSWORD (THAY \u0110\u1ed4I M\u1eacT KH\u1ea8U)<\/strong>.<\/li>\n
                          3. Nh\u1eadp gi\u00e1 tr\u1ecb m\u1edbi.<\/li>\n
                          4. Khi xu\u1ea5t hi\u1ec7n VERIFY PASSWORD (X\u00c1C MINH M\u1eacT KH\u1ea8U)<\/strong>, h\u00e3y nh\u1eadp l\u1ea1i.<\/li>\n
                          5. Nh\u1ea5n OK<\/strong>.<\/li>\n<\/ol>\n
                            T\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n MB472, MB492 ho\u1eb7c MB562<\/h3>\n
                              \n
                            1. Nh\u1ea5n SETTING (C\u00c0I \u0110\u1eb6T)<\/strong>.<\/li>\n
                            2. M\u1edf Admin Setup (Thi\u1ebft l\u1eadp qu\u1ea3n tr\u1ecb)<\/strong> v\u00e0 nh\u1eadp m\u1eadt kh\u1ea9u hi\u1ec7n t\u1ea1i.<\/li>\n
                            3. Ch\u1ecdn Management (Qu\u1ea3n l\u00fd)<\/strong> > Admin Password (M\u1eadt kh\u1ea9u qu\u1ea3n tr\u1ecb vi\u00ean)<\/strong>.<\/li>\n
                            4. Nh\u1eadp gi\u00e1 tr\u1ecb m\u1edbi v\u00e0o New Password (M\u1eadt kh\u1ea9u m\u1edbi)<\/strong>.<\/li>\n
                            5. Nh\u1eadp l\u1ea1i v\u00e0o Enter Password (Verify) (Nh\u1eadp m\u1eadt kh\u1ea9u (X\u00e1c minh))<\/strong>.<\/li>\n
                            6. Nh\u1ea5n OK<\/strong>.<\/li>\n<\/ol>\n
                              C\u1ea7n l\u00e0m g\u00ec n\u1ebfu kh\u00f4ng c\u00f3 m\u1eadt kh\u1ea9u n\u00e0o ph\u00f9 h\u1ee3p<\/h2>\n\n\n\n\n\n\n\n\n\n
                              T\u00ecnh hu\u1ed1ng<\/th>\nThao t\u00e1c<\/th>\n<\/tr>\n<\/thead>\n
                              aaaaaa<\/code> kh\u00f4ng ph\u00f9 h\u1ee3p tr\u00ean thi\u1ebft b\u1ecb m\u1edbi ho\u1eb7c m\u1edbi mua g\u1ea7n \u0111\u00e2y<\/td>\nS\u1eed d\u1ee5ng Serial Number g\u1ed3m m\u01b0\u1eddi k\u00fd t\u1ef1 b\u1eb1ng ch\u1eef th\u01b0\u1eddng<\/td>\n<\/tr>\n
                              M\u1eadt kh\u1ea9u theo s\u1ed1 s\u00ea-ri t\u1eebng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng tr\u01b0\u1edbc \u0111\u00e2y, sau \u0111\u00f3 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u1ea1i<\/td>\nTh\u1eed l\u1ea1i aaaaaa<\/code><\/td>\n<\/tr>\n
                              Thi\u1ebft b\u1ecb tr\u01b0\u1edbc \u0111\u00e2y \u0111\u01b0\u1ee3c m\u1ed9t t\u1ed5 ch\u1ee9c b\u1ea3o tr\u00ec ho\u1eb7c \u0111\u01b0\u1ee3c ch\u1ee7 s\u1edf h\u1eefu kh\u00e1c s\u1eed d\u1ee5ng<\/td>\nY\u00eau c\u1ea7u m\u1eadt kh\u1ea9u t\u1eeb qu\u1ea3n tr\u1ecb vi\u00ean tr\u01b0\u1edbc ho\u1eb7c \u0111\u01a1n v\u1ecb d\u1ecbch v\u1ee5<\/td>\n<\/tr>\n
                              \u0110\u00e3 qu\u00ean m\u1eadt kh\u1ea9u ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng x\u00e1c \u0111\u1ecbnh<\/td>\nLi\u00ean h\u1ec7 trung t\u00e2m d\u1ecbch v\u1ee5 v\u00e0 cung c\u1ea5p model, s\u1ed1 s\u00ea-ri c\u00f9ng b\u1eb1ng ch\u1ee9ng s\u1edf h\u1eefu<\/td>\n<\/tr>\n
                              M\u1eadt kh\u1ea9u \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn trong Configuration Tool nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn tr\u00ean trang web<\/td>\nKh\u00f4ng s\u1eed d\u1ee5ng Network Password cho Administrator Login<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
                              Nh\u1eefng ph\u01b0\u01a1ng ph\u00e1p tr\u00ean Internet kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng<\/h2>\n