usb图标在右下角，说有什么电涌，啥意思？联想昭阳V80(2.2GHz/512MB/40GB)_笔记本常见问题_技术支持

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usb图标在右下角，说有什么电涌，啥意思？: 发布时间：2010-07-13 17:43:13

答案：: 就是当前使用的USB设备电流超过主板USB口的最大供电能力（500ma）

可能该设备无法使用或需要额外供电; 我有联想昭阳V80(2的问题要问

分享到： QQ空间新浪微博腾讯微博人人网

本FAQ适用范围

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联想旭日420(MT1350)
联想旭日420(MT1350W4512080Bb)
联想旭日420(MT2080)
联想旭日420(T2060W4512080BXW3b)
联想旭日C430(AT2330-B)
联想旭日C430(AT5250)
联想旭日C430(AT5250-120G)
联想旭日C430(AT5250-160G)
联想旭日C430(AT7100)
联想旭日C430(AT7100X41024120BVC
联想旭日C430(GT5250)
联想旭日C430(M-MX)
联想旭日C430(MC530)
联想旭日C430(MC540)
联想旭日C430(MC540-B)
联想旭日C430(MT2330)
联想旭日C460(AT2080W41024120BVC
联想旭日C460(C520)
联想旭日C460(LC520W4512080Bb)
联想旭日C460(MC520W4512080Bb)
联想旭日C460(MT2080W41024120BVC
联想旭日C461(LC520)
联想旭日C461(LC520-B)(黑)
联想旭日C461(LC520W4512120Bb)
联想旭日C461(MT2080W41024120BVC
联想旭日C462(AT2080)
联想旭日C462(AT5200)
联想旭日C465(AT5250)
联想旭日C465(AT5250-B)
联想旭日C466(AT1400-B)
联想旭日C466(AT2370W41024160BVC
联想旭日C466(AT2390-B)
联想旭日C466(AT2390W41024250BVC
联想旭日C466(AT5550W41024160BVC
联想旭日C466(AT5750W41024250BVC
联想旭日C466(LC530)
联想旭日C466(LC530-B)(黑)
联想旭日C466(LC540)
联想旭日C466(LC540-B)(黑)
联想旭日C466(LC540W4512120Bb)
联想旭日C466(LT1400W4512120Bb)
联想旭日C466(M-MX 迪斯尼版)
联想旭日C466(MT2330)
联想旭日C466(MT2330-B)(黑)
联想旭日C466(MT2330-B)(黑纹)特供
联想旭日C466(MT2370W41024120BVC
联想旭日C466(MT2370W41024120BW1
联想旭日C466(MT2390W41024160BW1
联想旭日C467(AT2330)
联想旭日C467(AT2370W41024160BVC
联想旭日C467(AT2390)
联想旭日C467(AT5250)
联想旭日C467(AT5450)
联想旭日C467(AT5550)
联想旭日C467(MT2330蔓草纹版)
联想旭日C467(MT2370W41024120BVC
联想旭日C467(MT2390)
联想旭日C510(AT2330)
联想旭日C510(AT2330-B)
联想旭日C510(AT2370W51024160BVC
联想旭日C510(AT2390W51024250BVC
联想旭日C510(AT5450)
联想旭日C510(AT5450-B)
联想旭日C510(MC540)
联想旭日C510(MT2330)
联想旭日C510(MT2330-B)
联想旭日C510(MT2370W51024120BVC
联想旭日C510(MT2390W51024160BVC
联想旭日N220(G-SX)
联想旭日N220(G-UX)
联想旭日N220(GC530-B)
联想旭日N220(GC540)
联想旭日N220(GM530)
联想旭日N220(GT1400W21024120BVC
联想旭日N220(GT2330)
联想旭日N220(GT2330-B)
联想旭日N220(GT2370W21024160BVC
联想旭日N220(GT2390W21024160BVC
联想旭日N220(GT5550W21024160BVC
联想旭日N220(GT7100)
联想旭日N220(GT7100W21024120BVC
联想旭日N220(GT8100W21024250BVP
联想旭日N440(AT2330)
联想旭日N440(AT2370W41024160BVC
联想旭日N440(AT2390)
联想旭日N440(AT2390W41024250BVC
联想旭日N440(AT5250)
联想旭日N440(AT5450)
联想旭日N440(AT5550W41024160BVC
联想旭日N440(AT5750W41024250BVC
联想旭日N440(AT7100)
联想旭日N440(AT7250)
联想旭日N440(G-MX)
联想旭日N440(GM530)
联想旭日N440(GM540)
联想旭日N440(GT2330)
联想旭日N440(GT2370)
联想扬天B460A(350(i3)/2G/320)
联想扬天B460A-IFI(W)
联想扬天B460A-ITH
联想扬天B460A-ITH(W)
联想扬天B550A-TSI
联想扬天B550L-TTH
联想扬天V350A-PEI
联想扬天V350A-PSE(H)
联想扬天V350A-TFO(H)
联想扬天V350A-TFO(T)
联想扬天V350A-TSI(H)
联想扬天V350G-TFO(T)
联想扬天V360A-IFI
联想扬天V360A-ISE
联想扬天V360A-ITH
联想扬天V450A(T6570)
联想扬天V450A-PSE(W)
联想扬天V450A-TFO(H)
联想扬天V450A-TFO(T)
联想扬天V450A-TSI(H)
联想扬天V450A-TSI(H)(酒红色)
联想扬天V450A-TSI(H)(香槟金)
联想扬天V450A-TSI(K)
联想扬天V450G-TFO(H)
联想扬天V450G-TFO(T)
联想扬天V460A-IFI
联想扬天V460A-ISE
联想扬天V460A-ITH
联想扬天V550A-PEI(L)
联想扬天V550A-PEI(W)
联想扬天V550A-PSE(L)
联想扬天V550A-PSE(W)
联想扬天V550A-TFO(A)
联想扬天V550A-TFO(W)
联想扬天V550A-TSI(H)
联想扬天V550A-TSI(L)
联想扬天V550A-TSI(W)
联想扬天扬天B460A-ITH
联想昭阳7060DFe
联想昭阳D50(D2400S5256M040GDOx)
联想昭阳E23(GP8400)
联想昭阳E23(GP8600/2G/250G)
联想昭阳E23(GT3400/1G/160G)
联想昭阳E23(GT6400/1G/160G)
联想昭阳E23(P8400/2G/250G)
联想昭阳E23(P8700/1G/160G)
联想昭阳E23(T1600/1G/160G)
联想昭阳E23(T3200/1G/160G)
联想昭阳E23(T3400/2G/250G)
联想昭阳E23(T4200/1G/250G)
联想昭阳E23(T4200/2G/250G)
联想昭阳E23(T6400)
联想昭阳E23(T6400/2GB/250GB)
联想昭阳E23(T6500/1G/250G)
联想昭阳E23(T8600/2G/250G)
联想昭阳E23G(P8700/2G/250G)
联想昭阳E23G(T3400/2G/250G)
联想昭阳E23G(T6400/2G/250G)
联想昭阳E23GT4300
联想昭阳E23GT6500
联想昭阳E23L(T4300/2G/320G)
联想昭阳E280S (C1500370X4256040
联想昭阳E280S (C1500370X4256040
联想昭阳E280S (C1500370X4512060
联想昭阳E290 (420X4256060BXb)
联想昭阳E290 (GT1350X4256060BXW
联想昭阳E290 (GT1400W4256080BXW
联想昭阳E290 (GT1400X4256060BXW
联想昭阳E290 (GT2250W4512080BOW
联想昭阳E290 (GT5500X4256060BXW
联想昭阳E290 (GT5600X4256060BXW
联想昭阳E290 (MC430X4256060BXb)
联想昭阳E290 (MC430X4512060BXb)
联想昭阳E290(GT2350)
联想昭阳E290(GT2450)
联想昭阳E290(GT5500X4256080BXW3
联想昭阳E290(MC430X4256080BXb)
联想昭阳E290(MC430X4512080BXb)
联想昭阳E290(MC520)
联想昭阳E290(MT2080)
联想昭阳E390 (AT2050W4512060BRW
联想昭阳E390 (AT2050W4512080BXW
联想昭阳E390 (AT2400W4512060BRW
联想昭阳E390 (AT5500W4102480BXW
联想昭阳E390 (AT5500W4512080BXW
联想昭阳E390 (AT5600W410240100P
联想昭阳E390 (AT5600W410240120B
联想昭阳E390 (AT5600W41024080AR
联想昭阳E390 (AT5600W41024080BR
联想昭阳E390 (AT5600W4512060BRW
联想昭阳E390 (AT5600W4512080BXW
联想昭阳E390 (MC430W4512080BXW3
联想昭阳E390 (T2050W41024080BXW
联想昭阳E390 (T2050W4512060BXW3
联想昭阳E390 (T2050W4512080BXW3
联想昭阳E390 (T2400W4512060BXW3
联想昭阳E390 (T5500W4512060BXW3
联想昭阳E390 (T5600W4512060BXW3
联想昭阳E390(AT2250W4512080BXW3
联想昭阳E390(AT23505120120BXW3b
联想昭阳E390(AT2450)
联想昭阳E390(AT2450-120G)
联想昭阳E390(AT2450-80G)
联想昭阳E390(AT5600W45120120BRW
联想昭阳E390(AT5600W4512080BRW3
联想昭阳E390(GT2250)
联想昭阳E390(MC430W4256080BXW3b
联想昭阳E390(MC520)
联想昭阳E390(MT2080)
联想昭阳E390(MT2080-120G)
联想昭阳E390(MT2080-80G)
联想昭阳E390(T2350W41024080BXW3
联想昭阳E390(T2350W4512080BXW3b
联想昭阳E390(T5500W4512080BXW3b
联想昭阳E41(C540)
联想昭阳E41(C540/1G/120G)
联想昭阳E41(GT2330/1G/120G)
联想昭阳E41(GT2330/512M/120G)
联想昭阳E41(GT2370/1G/120G)
联想昭阳E41(GT2390/1G/120G)
联想昭阳E41(GT5450)
联想昭阳E41(GT5550/1G/160G)
联想昭阳E41(GT7100)
联想昭阳E41(GT7250)
联想昭阳E41(GT7250/1G/120G)
联想昭阳E42(AT5550/1G/120G)
联想昭阳E42(AT5550/1G/160G)
联想昭阳E42(AT5750/1G/160G)
联想昭阳E42(AT5750/1G/160G/COMB
联想昭阳E42(AT5750/1G/160G/刻录机)
联想昭阳E42(AT5750/2G/250G)
联想昭阳E42(AT8100/1G/160G)
联想昭阳E42(AT8100/1G/250G)
联想昭阳E42(GT5450/1G/120G/DOS)
联想昭阳E42(GT5450/1G/120G/Vist
联想昭阳E42(GT5550/1G/120G)
联想昭阳E42(GT5550/1G/160G)
联想昭阳E42(GT7100)
联想昭阳E42(GT7100/1G/120G/Vist
联想昭阳E42(GT7100/1G/160G/DOS)
联想昭阳E42(GT7250/1G/160G/DOS)
联想昭阳E42(GT7250/1G/80G)
联想昭阳E42(L530/512M/120G)
联想昭阳E42(L530/512M/80G)
联想昭阳E42(L540/1G/160G)
联想昭阳E42(L540/512M/120G)
联想昭阳E42(L540/512M/80G)
联想昭阳E42(LT2330/1G/120G)
联想昭阳E42(LT2330/1G/160G)
联想昭阳E42(LT2330/512M/120G)
联想昭阳E42(LT2330/512M/80G)
联想昭阳E42(LT2370/1G/120G)
联想昭阳E42(LT2390/1G/160G)
联想昭阳E42(LT2390/1G/160G/无线)
联想昭阳E42(LT2390/2G/160G)
联想昭阳E43(AP8400)
联想昭阳E43(AP8600/2G/250G)
联想昭阳E43(AT1600)
联想昭阳E43(AT4200/1G/250G)
联想昭阳E43(AT6400/1G/160G)
联想昭阳E43(GP7450/1G/160G)
联想昭阳E43(GP8400)
联想昭阳E43(GT4200)
联想昭阳E43(GT4200/1G/160G)
联想昭阳E43(GT6400/1G/160G)
联想昭阳E43(LT1600)
联想昭阳E43(LT1600/2G/160G)
联想昭阳E43(LT3400)
联想昭阳E43(LT3400/2G/160G)
联想昭阳E43(LT4200/1G/160G)
联想昭阳E43A(P7350/2G/160G)
联想昭阳E43A(P7350/2G/320G)
联想昭阳E43A(P7450/2G/320G)
联想昭阳E43A(P7450/2G/320G/V-XP
联想昭阳E43A(P8700/1G/160G)
联想昭阳E43A(P8700/2G/250G)
联想昭阳E43A(P8700/2G/250G/3G)
联想昭阳E43A(P8700/2G/320G)
联想昭阳E43A(P8700/2G/320G/V-XP
联想昭阳E43A(P8700/4G/250G)
联想昭阳E43A(P8700/4G/320G/DOS)
联想昭阳E43A(T4200/2G/250G)
联想昭阳E43A(T4300/2G/250G)
联想昭阳E43A(T4300/2G/320G)
联想昭阳E43A(T4300/4G/500G)
联想昭阳E43A(T4300/DOS)
联想昭阳E43A(T4400/2G/250G)
联想昭阳E43A(T4400/2G/320G)
联想昭阳E43A(T4400/4G/500G)
联想昭阳E43A(T6500/1GB/160GB)
联想昭阳E43A(T6500/2GB/250GB)
联想昭阳E43A(T6500/2GB/320GB)
联想昭阳E43A(T6570/2G/320G)
联想昭阳E43A(T6600/2G/320G)
联想昭阳E43A(T6600/2G/320G/V-PR
联想昭阳E43AT4200W41024250PDOSW
联想昭阳E43G(P7350/1GB/160GB)
联想昭阳E43G(P8700/1GB/160GB)
联想昭阳E43G(P8700/2G/320G)
联想昭阳E43G(T4300/1GB/160GB)
联想昭阳E43G(T4300/2GB/160GB)
联想昭阳E43G(T4300/2GB/250GB)
联想昭阳E43G(T4300/2GB/320GB)
联想昭阳E43G(T4400/2GB/250GB)
联想昭阳E43G(T4400/2GB/320GB)
联想昭阳E43G(T6500/1GB/160GB)
联想昭阳E43G(T6600/1GB/250GB)
联想昭阳E43G(T6600/2GB/250GB)
联想昭阳E43G(T6600/2GB/320GB)
联想昭阳E43L
联想昭阳E43L(T3000/2G/160G)
联想昭阳E43L(T3100/1G/160G)
联想昭阳E43L(T3100/1G/250G)
联想昭阳E43L(T3100/1G/320G)
联想昭阳E43L(T3400/1G/250G)
联想昭阳E43L(T3400/2G/250G)
联想昭阳E43L(T4200/1G/250G)
联想昭阳E43L(T4300/2G/250G)
联想昭阳E43L(T4300/2G/320G)
联想昭阳E43L(T4400/1G/250G)
联想昭阳E43L(T4400/2G/250G)
联想昭阳E43L3000
联想昭阳E43L3000(1G/250G)
联想昭阳E43L4300
联想昭阳E43L4300(2G/250G)
联想昭阳E43L4300(2G/320G)
联想昭阳E43LT4200(1G/250G)
联想昭阳E43LT4200(2G/250G)
联想昭阳E45
联想昭阳E46A
联想昭阳E46A(i3 330M/2G/320G)
联想昭阳E46A(i5 430M/2G/320G)
联想昭阳E46A(i5 520M/2G/500G)
联想昭阳E46A(i5 540M/2G/500G)
联想昭阳E46G
联想昭阳E46L(T3100/1G/250G)
联想昭阳E46L(T4300/2G/250G)
联想昭阳E680 (AT2050X4512060BRW
联想昭阳E680 (AT2300X4512060BRW
联想昭阳E680 (AT2400X41024060BR
联想昭阳E680 (AT2400X4512080BRW
联想昭阳E680 (AT2500X410240100B
联想昭阳E680 (AT5500X4512080BXW
联想昭阳E680 (AT5600X41024120PV
联想昭阳E680 (AT5600X420480160P
联想昭阳E680 (AT5600X4512060BRW
联想昭阳E680 (AT5600X4512080BXW
联想昭阳E680 (T2050X4512080BXW3
联想昭阳E680 (T5500X4512080BXW3
联想昭阳E680 (T5600X4512060BXW3
联想昭阳E680(A-V)
联想昭阳E680(AT2250X4512080BRW3
联想昭阳E680(AT5600)
联想昭阳E680(AT5600-V)
联想昭阳E680(AT5600X41024080BXW
联想昭阳E680(AT5600X4512080BRW3
联想昭阳E680(AT7200X410240120PR
联想昭阳K12(L7500)
联想昭阳K12(L7500P)
联想昭阳K12(L7500V)
联想昭阳K13(S9300P)
联想昭阳K13(S9300V)
联想昭阳K13(SL9300/2G/160G)
联想昭阳K21
联想昭阳K23
联想昭阳K23(2G/320G)
联想昭阳K23(2G/320G/WIN7)
联想昭阳K23(4G/320G)
联想昭阳K23(P8700/2G/250G)
联想昭阳K23(P8700/2G/250G/三年保修)
联想昭阳K23(P8700/2G/320G)
联想昭阳K23(P8700/4G/320G)
联想昭阳K23(P8800/2G/500G)
联想昭阳K23(T3100/1G/250G)
联想昭阳K23(T4400/2G/250G)
联想昭阳K23(T4400/2G/320G)
联想昭阳K23(T6500/2G/320G)
联想昭阳K23(T6570/2G/320G)
联想昭阳K23(T6570/2G/320G/BT/ca
联想昭阳K23(T6600/2G/250G)
联想昭阳K23(T6600/2G/320G)
联想昭阳K33
联想昭阳K33(AP8600)
联想昭阳K41(AT2330)
联想昭阳K41(AT5450)
联想昭阳K41(AT5450/1G/160G)
联想昭阳K41(AT5550/1G/160G)
联想昭阳K41(AT7100)
联想昭阳K41(AT7250/1G/120G)
联想昭阳K41(AT7250/2G/160G)
联想昭阳K41(AT7500)
联想昭阳K41(AT8100/1G/160G)
联想昭阳K41(AT8100/1G/250G)
联想昭阳K41(AT8100/2G/160G)
联想昭阳K41(AT8100/2G/250G)
联想昭阳K41(AT8300/2G/160G)
联想昭阳K41(AT8300/2G/250G)
联想昭阳K42(AT5450/1G/160G)
联想昭阳K42(AT5450/512M/120G)
联想昭阳K42(AT5550/1G/160G)
联想昭阳K42(AT5750/1G/160G)
联想昭阳K42(AT7250/1G/120G)
联想昭阳K42(AT7250/1G/160G)
联想昭阳K42(AT7300)
联想昭阳K42(AT7500)
联想昭阳K42(AT8100/1G/160G)
联想昭阳K42(AT8100/2G/160G)
联想昭阳K42(AT8100/2G/250G)
联想昭阳K42(AT8300/2G/160G)
联想昭阳K42(AT8300/2G/250G)
联想昭阳K42(GT5450/1G/120G)
联想昭阳K42(GT5550/1G/160G)
联想昭阳K42(GT7100)
联想昭阳K42(GT7250)
联想昭阳K43(AP7450/2G/160G)
联想昭阳K43(AP7450/2G/250G)
联想昭阳K43(AP8400)
联想昭阳K43(AP8600)
联想昭阳K43(AP8600/2G/250G)
联想昭阳K43(AP8700/4G/320G)
联想昭阳K43(AT6400)
联想昭阳K43(AT6400/1G/160G)
联想昭阳K43(GP7450/1G/160G)
联想昭阳K43(GP8400)
联想昭阳K43(GP8600/2G/250G)
联想昭阳K43(GT6400/1G/160G)
联想昭阳K43(P8600/2G/250G)
联想昭阳K43A(4G/320G/VHB)
联想昭阳K43A(P7350/2GB/320GB)
联想昭阳K43A(P7450/2G/320G/V-XP
联想昭阳K43A(P8600/2G/320G/V-XP
联想昭阳K43A(P8700/1G/160G)
联想昭阳K43A(P8700/2G/250G)
联想昭阳K43A(P8700/2G/250G/256M
联想昭阳K43A(P8700/2G/250G/V-PR
联想昭阳K43A(P8700/2G/320G)
联想昭阳K43A(P8700/2G/320G/512M
联想昭阳K43A(P8700/2G/320G/V-XP
联想昭阳K43A(P8700/2G/500G/256M
联想昭阳K43A(P8700/2G/500G/V-XP
联想昭阳K43A(P8700/4G/320G/256M
联想昭阳K43A(P8700/4G/320G/512M
联想昭阳K43A(P8700/4G/320G/DOS)
联想昭阳K43A(P8700/4G/320G/V-XP
联想昭阳K43A(P8800/4G/320G/V-XP
联想昭阳K43A(P8800/4G/500G/V-XP
联想昭阳K43A(P8800/4GB/500GB)
联想昭阳K43A(T3400/2G/250G)
联想昭阳K43A(T6400/2G/250G)
联想昭阳K43A(T6400/Combo)
联想昭阳K43A(T6600/2G/320G/V-PR
联想昭阳K43A(T8600/2G/250G)
联想昭阳K43AP7350
联想昭阳K43AP8800
联想昭阳K43AT6500
联想昭阳K43G(2G/250G/VHB)
联想昭阳K43G(P8700/1G/160G)
联想昭阳K43G(P8700/2G/250G)
联想昭阳K43G(T6600/2G/250G)
联想昭阳K43GP7350
联想昭阳K43GT6500
联想昭阳K46A
联想昭阳K46A(i3-330M/2GB/500GB)
联想昭阳K46A(i5-430M/4GB/500GB)
联想昭阳K46A(i5-520M/2GB/320GB)
联想昭阳K71(1.7GHz/128MB/20GB/D
联想昭阳K71(1.8GHz/256MB/20GB/C
联想昭阳K71(1.8GHz/256MB/30G/14
联想昭阳K71(2.0GHz/512MB/40GB)
联想昭阳M10(N270/1GB/160GB)
联想昭阳R2000
联想昭阳R2000(L2400/1GB/80GB)
联想昭阳R2000(通用版)
联想昭阳R2000(专业版)
联想昭阳R2000S
联想昭阳S280CFe
联想昭阳S60(PIII 1.06)
联想昭阳S60(PIII 1.2GHz)
联想昭阳S650(D1600778W2512060BR
联想昭阳S660 (L2400W21024100BRW
联想昭阳S660 (L2400W2512080BRW3
联想昭阳S660 (L2400W2512080BXW3
联想昭阳S660(L7200-H)
联想昭阳S660(L7200-P)
联想昭阳S660(L7200-V)
联想昭阳V22(Celeron 1.2GMHz)
联想昭阳V71(1.7GHz/128MB/20GB/C
联想昭阳V71(1.7GHz/128MB/20GB/C
联想昭阳V71(1.8GHz/128MB/20GB/C
联想昭阳V71(1.8GHz/256MB/20GB/C
联想昭阳V71(1.8GHz/256MB/20GB/D
联想昭阳V71(1.8GHz/256MB/30GB/D
联想昭阳V80(1.8G/256MB/30GB/24X
联想昭阳V80(1.8G/256MB/30GB/8XD
联想昭阳V80(2.0GHz/512MB/40GB)
联想昭阳V80(2.2GHz/512MB/40GB)

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