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树莓派5 USB over current detected

时间: 2025-07-14 11:48:48 浏览: 7
<think>嗯,用户遇到了树莓派5的USB过流检测问题,需要解决。首先,我应该回忆一下树莓派USB过流的常见原因。通常,USB过流可能是由于连接的设备耗电超过树莓派能提供的限额,或者硬件故障,比如USB端口短路。树莓派5的电源设计可能和前代不同,需要确认它的供电需求。用户可能使用了高功率的外设,比如外接硬盘、摄像头或其他USB设备,导致电流过大。 接下来,我应该分步骤思考解决方案。第一步可能是检查外接设备,逐个断开,看看问题是否消失。如果断开某个设备后问题解决,那可能是那个设备的问题。另外,使用带外接电源的USB集线器可能是个办法,这样树莓派本身不需要提供太多电流。 然后,检查电源适配器是否符合树莓派5的要求,比如5V/5A的电源。电源不足可能导致电压不稳,触发过流保护。还要检查连接线是否质量良好,劣质线材可能导致电阻过大,影响供电。 硬件检查方面,查看USB端口是否有物理损坏或异物导致短路。如果有,可能需要清理或维修。固件方面,升级到最新版本可能修复一些电源管理的问题。另外,如果用户进行了超频或其他设置,可能需要重置或调整配置。 还有用户提到的引用中,提到了使用网络摄像头和麦克风阵列,这些设备可能耗电较多,尤其是在同时使用时。建议用户优先断开这些设备测试,或者使用外接电源供电。例如,引用[1]提到使用网络摄像头,可能换成带独立电源的摄像头。引用[3]中的麦克风阵列,可能需要检查其功耗是否符合树莓派5的供电能力。 最后,如果所有方法都无效,可能存在硬件故障,需要联系售后。整个过程需要逐步排查,从简单的外设检查到电源、固件,最后考虑硬件问题。</think>### 树莓派5 USB过流问题解决方案 #### 1. 问题原因分析 树莓派5出现$USB\ over\ current\ detected$警告通常由以下原因引起: - **外设功耗过高**:连接的USB设备总功耗超过树莓派5的供电能力(单端口最高1.6A,总电流约5A)[^1][^2] - **硬件短路**:USB端口或线材存在物理损坏导致短路 - **电源适配器不匹配**:电源功率不足或电压不稳定(推荐使用5V/5A PD电源) #### 2. 分步解决方案 **第一步:排查外接设备** 1. 断开所有USB设备 2. 逐个重新连接设备,观察触发警告的特定设备 3. 替换高功耗设备(如机械硬盘)为低功耗版本(建议使用SSD)或通过带独立供电的USB集线器连接[^1] **第二步:检查供电系统** ```bash # 检查系统电压状态(需安装vcgencmd) vcgencmd get_throttled ``` - 返回值含`0x50000`表示电压不足 - 更换为官方推荐电源(5V/5A PD协议) - 使用优质Type-C线材(建议线径22AWG以上) **第三步:硬件检测** 1. 目测检查USB端口是否变形/异物 2. 用万用表测量各USB口D+/D-引脚对地阻抗 3. 尝试短接TP2测试点(需参考具体电路图) **第四步:固件升级** ```bash # 更新EEPROM固件 sudo rpi-eeprom-update -a sudo reboot ``` #### 3. 进阶配置建议 对于持续高负载场景: - 修改`/boot/config.txt`添加: ``` # 提升USB电流限制(需谨慎) max_usb_current=1 ``` - 使用USB PD诱骗线直接供电(需配合支持PD协议的电源) #### 4. 典型故障处理案例 某用户连接ReSpeaker麦克风阵列时触发警告[^3],通过以下步骤解决: 1. 改用独立供电的USB音频接口 2. 在`/etc/rc.local`添加延迟启动命令 ```bash sleep 10 && alsactl restore ``` 3. 调整ALSA音频驱动参数降低功耗
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[ 4738.761405] usb 3-1.2: Warning! Unlikely big volume range (=6144), cval->res is probably wrong. [ 4738.761411] usb 3-1.2: [5] FU [PCM Playback Volume] ch = 1, val = -6400/-256/1 [ 4738.763029] input: Anhui LISTENAI CO.,LTD. Castor as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.3/0003:27C2:0524.000B/input/input22 [ 4738.822471] hid-generic 0003:27C2:0524.000B: input,hidraw0: USB HID v1.10 Device [Anhui LISTENAI CO.,LTD. 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[ 4797.867853] usb 3-1.2: Warning! Unlikely big volume range (=6144), cval->res is probably wrong. [ 4797.867862] usb 3-1.2: [5] FU [PCM Playback Volume] ch = 1, val = -6400/-256/1 [ 4797.869646] input: Anhui LISTENAI CO.,LTD. Castor as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.3/0003:27C2:0524.000C/input/input24 [ 4797.926234] hid-generic 0003:27C2:0524.000C: input,hidraw0: USB HID v1.10 Device [Anhui LISTENAI CO.,LTD. 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[ 4806.092191] usb 3-1.2: Warning! Unlikely big volume range (=6144), cval->res is probably wrong. [ 4806.092198] usb 3-1.2: [5] FU [PCM Playback Volume] ch = 1, val = -6400/-256/1 [ 4806.093812] input: Anhui LISTENAI CO.,LTD. Castor as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.3/0003:27C2:0524.000D/input/input26 [ 4806.150240] hid-generic 0003:27C2:0524.000D: input,hidraw0: USB HID v1.10 Device [Anhui LISTENAI CO.,LTD. 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Castor] on usb-xhci-hcd.1-1.2/input3 [ 4814.682065] usb 3-1.3: new high-speed USB device number 62 using xhci-hcd [ 4814.789052] usb 3-1.3: New USB device found, idVendor=27c2, idProduct=0530, bcdDevice= 2.00 [ 4814.789059] usb 3-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 4814.789061] usb 3-1.3: Product: Tenveo FHD Cam [ 4814.789063] usb 3-1.3: Manufacturer: Tenveo FHD Cam [ 4814.789064] usb 3-1.3: SerialNumber: 2399_2093_IQ30_sdk3.2.2 [ 4814.845697] usb 3-1.3: Found UVC 1.00 device Tenveo FHD Cam (27c2:0530) [ 4820.981234] usb usb3-port1: over-current change #16 [ 4820.981290] usb usb1-port1: over-current change #16 [ 4821.006255] usb usb2-port1: over-current change #16 [ 4821.006326] usb usb4-port1: over-current change #16 [ 4821.114073] usb 3-1: USB disconnect, device number 59 [ 4821.114080] usb 3-1.2: USB disconnect, device number 61 [ 4821.114233] usb usb1-port2: over-current change #13 [ 4821.180693] usb 3-1.3: USB disconnect, device number 62 [ 4821.518044] usb 3-1: new high-speed USB device number 63 using xhci-hcd [ 4821.668335] usb 3-1: New USB device found, idVendor=067b, idProduct=2586, bcdDevice= 0.00 [ 4821.668345] usb 3-1: New USB device strings: Mfr=1, Product=3, SerialNumber=0 [ 4821.668348] usb 3-1: Product: USB 2.0 Hub [ 4821.668351] usb 3-1: Manufacturer: USB Device [ 4821.724403] hub 3-1:1.0: USB hub found [ 4821.727587] usb usb3-port2: over-current change #13 [ 4822.014039] usb 3-1.2: new full-speed USB device number 64 using xhci-hcd [ 4822.116104] usb 3-1.2: New USB device found, idVendor=1234, idProduct=5678, bcdDevice= 0.10 [ 4822.116111] usb 3-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4822.204722] input: USB Touchscreen 1234:5678 as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.0/input/input29 [ 4822.396740] usb 3-1.2: USB disconnect, device number 64 [ 4822.682032] usb 3-1.2: new full-speed USB device number 65 using xhci-hcd [ 4822.787129] usb 3-1.2: New USB device found, idVendor=27c2, idProduct=0524, bcdDevice= 0.10 [ 4822.787136] usb 3-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 4822.787138] usb 3-1.2: Product: Castor [ 4822.787139] usb 3-1.2: Manufacturer: Anhui LISTENAI CO.,LTD. [ 4822.988887] usb 3-1.2: Warning! Unlikely big volume range (=6144), cval->res is probably wrong. [ 4822.988894] usb 3-1.2: [5] FU [PCM Playback Volume] ch = 1, val = -6400/-256/1 [ 4822.990506] input: Anhui LISTENAI CO.,LTD. Castor as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.3/0003:27C2:0524.000F/input/input30 [ 4823.050115] hid-generic 0003:27C2:0524.000F: input,hidraw0: USB HID v1.10 Device [Anhui LISTENAI CO.,LTD. Castor] on usb-xhci-hcd.1-1.2/input3 [ 4823.898032] usb 3-1.3: new high-speed USB device number 66 using xhci-hcd [ 4824.009054] usb 3-1.3: New USB device found, idVendor=27c2, idProduct=0530, bcdDevice= 2.00 [ 4824.009060] usb 3-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 4824.009062] usb 3-1.3: Product: Tenveo FHD Cam [ 4824.009064] usb 3-1.3: Manufacturer: Tenveo FHD Cam [ 4824.009066] usb 3-1.3: SerialNumber: 2399_2093_IQ30_sdk3.2.2 [ 4824.062084] usb 3-1.3: Found UVC 1.00 device Tenveo FHD Cam (27c2:0530) [ 4825.662024] usb 1-1: new full-speed USB device number 14 using xhci-hcd [ 4825.830245] usb 1-1: New USB device found, idVendor=e5b7, idProduct=0811, bcdDevice= 1.00 [ 4825.830251] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 4825.830253] usb 1-1: Product: SPA33 [ 4825.830255] usb 1-1: Manufacturer: ZhuHai-JieLi-Technology [ 4825.830257] usb 1-1: SerialNumber: 20180105 [ 4825.832290] usb-storage 1-1:1.0: USB Mass Storage device detected [ 4825.832365] usb-storage 1-1:1.0: device ignored [ 4825.929247] usb 1-1: 9:0: bogus dB values (-12800/-12700), disabling dB reporting [ 4827.118972] usb usb1-port1: over-current change #17 [ 4827.119018] usb usb3-port1: over-current change #17 [ 4827.146183] usb usb4-port1: over-current change #17 [ 4827.146262] usb usb2-port1: over-current change #17 [ 4827.254052] usb 1-1: USB disconnect, device number 14 [ 4827.254121] usb 3-1: USB disconnect, device number 63 [ 4827.254124] usb 3-1.2: USB disconnect, device number 65 [ 4827.257455] usb 3-1.2: Unable to submit urb #1: -19 at snd_usb_queue_pending_output_urbs [ 4827.260774] usb 3-1.2: cannot submit urb 0, error -19: no device [ 4827.324848] usb 3-1.3: USB disconnect, device number 66 [ 4827.410084] usb usb1-port2: over-current change #14 [ 4827.658020] usb 3-1: new high-speed USB device number 67 using xhci-hcd [ 4827.808338] usb 3-1: New USB device found, idVendor=067b, idProduct=2586, bcdDevice= 0.00 [ 4827.808348] usb 3-1: New USB device strings: Mfr=1, Product=3, SerialNumber=0 [ 4827.808351] usb 3-1: Product: USB 2.0 Hub [ 4827.808353] usb 3-1: Manufacturer: USB Device [ 4827.868635] hub 3-1:1.0: USB hub found [ 4827.870810] usb usb3-port2: over-current change #14 [ 4828.162016] usb 3-1.2: new full-speed USB device number 68 using xhci-hcd [ 4828.264107] usb 3-1.2: New USB device found, idVendor=1234, idProduct=5678, bcdDevice= 0.10 [ 4828.264113] usb 3-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4828.348969] input: USB Touchscreen 1234:5678 as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.0/input/input31 [ 4828.540992] usb 3-1.2: USB disconnect, device number 68 [ 4828.826021] usb 3-1.2: new full-speed USB device number 69 using xhci-hcd [ 4828.931133] usb 3-1.2: New USB device found, idVendor=27c2, idProduct=0524, bcdDevice= 0.10 [ 4828.931139] usb 3-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 4828.931141] usb 3-1.2: Product: Castor [ 4828.931142] usb 3-1.2: Manufacturer: Anhui LISTENAI CO.,LTD. [ 4829.133141] usb 3-1.2: Warning! Unlikely big volume range (=6144), cval->res is probably wrong. [ 4829.133147] usb 3-1.2: [5] FU [PCM Playback Volume] ch = 1, val = -6400/-256/1 [ 4829.134767] input: Anhui LISTENAI CO.,LTD. Castor as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.3/0003:27C2:0524.0010/input/input32 [ 4829.194125] hid-generic 0003:27C2:0524.0010: input,hidraw0: USB HID v1.10 Device [Anhui LISTENAI CO.,LTD. Castor] on usb-xhci-hcd.1-1.2/input3 [ 4829.794015] usb 3-1.3: new high-speed USB device number 70 using xhci-hcd [ 4829.901047] usb 3-1.3: New USB device found, idVendor=27c2, idProduct=0530, bcdDevice= 2.00 [ 4829.901053] usb 3-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 4829.901055] usb 3-1.3: Product: Tenveo FHD Cam [ 4829.901057] usb 3-1.3: Manufacturer: Tenveo FHD Cam [ 4829.901058] usb 3-1.3: SerialNumber: 2399_2093_IQ30_sdk3.2.2 [ 4829.950318] usb 3-1.3: Found UVC 1.00 device Tenveo FHD Cam (27c2:0530) [ 4831.802005] usb 1-1: new full-speed USB device number 15 using xhci-hcd [ 4831.970497] usb 1-1: New USB device found, idVendor=e5b7, idProduct=0811, bcdDevice= 1.00 [ 4831.970503] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 4831.970506] usb 1-1: Product: SPA33 [ 4831.970507] usb 1-1: Manufacturer: ZhuHai-JieLi-Technology [ 4831.970509] usb 1-1: SerialNumber: 20180105 [ 4831.973023] usb-storage 1-1:1.0: USB Mass Storage device detected [ 4831.974644] usb-storage 1-1:1.0: device ignored [ 4832.085501] usb 1-1: 9:0: bogus dB values (-12800/-12700), disabling dB reporting [ 4974.873557] usb usb1-port2: over-current change #15 [ 4974.873603] usb usb3-port1: over-current change #18 [ 4974.897759] usb usb4-port1: over-current change #18 [ 4974.897831] usb usb2-port1: over-current change #18 [ 4975.009581] usb usb1-port1: over-current change #18 [ 4975.009614] usb 3-1: USB disconnect, device number 67 [ 4975.009617] usb 3-1.2: USB disconnect, device number 69 [ 4975.075023] usb 3-1.3: USB disconnect, device number 70 [ 4975.149515] usb 1-1: USB disconnect, device number 15 [ 4975.413507] usb 3-1: new high-speed USB device number 71 using xhci-hcd [ 4975.563808] usb 3-1: New USB device found, idVendor=067b, idProduct=2586, bcdDevice= 0.00 [ 4975.563817] usb 3-1: New USB device strings: Mfr=1, Product=3, SerialNumber=0 [ 4975.563820] usb 3-1: Product: USB 2.0 Hub [ 4975.563823] usb 3-1: Manufacturer: USB Device [ 4975.618775] hub 3-1:1.0: USB hub found [ 4975.620921] usb usb3-port2: over-current change #15 [ 4975.913498] usb 3-1.2: new full-speed USB device number 72 using xhci-hcd [ 4976.015578] usb 3-1.2: New USB device found, idVendor=1234, idProduct=5678, bcdDevice= 0.10 [ 4976.015587] usb 3-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 4976.099076] input: USB Touchscreen 1234:5678 as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.0/input/input33 [ 4976.259085] usb 3-1.2: USB disconnect, device number 72 [ 4976.577495] usb 3-1.2: new full-speed USB device number 73 using xhci-hcd [ 4976.682601] usb 3-1.2: New USB device found, idVendor=27c2, idProduct=0524, bcdDevice= 0.10 [ 4976.682608] usb 3-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 4976.682610] usb 3-1.2: Product: Castor [ 4976.682611] usb 3-1.2: Manufacturer: Anhui LISTENAI CO.,LTD. [ 4976.883236] usb 3-1.2: Warning! Unlikely big volume range (=6144), cval->res is probably wrong. [ 4976.883242] usb 3-1.2: [5] FU [PCM Playback Volume] ch = 1, val = -6400/-256/1 [ 4976.884730] input: Anhui LISTENAI CO.,LTD. Castor as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.3/0003:27C2:0524.0011/input/input34 [ 4976.945627] hid-generic 0003:27C2:0524.0011: input,hidraw0: USB HID v1.10 Device [Anhui LISTENAI CO.,LTD. Castor] on usb-xhci-hcd.1-1.2/input3 [ 4977.761487] usb 3-1.3: new high-speed USB device number 74 using xhci-hcd [ 4977.868525] usb 3-1.3: New USB device found, idVendor=27c2, idProduct=0530, bcdDevice= 2.00 [ 4977.868531] usb 3-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 4977.868533] usb 3-1.3: Product: Tenveo FHD Cam [ 4977.868535] usb 3-1.3: Manufacturer: Tenveo FHD Cam [ 4977.868536] usb 3-1.3: SerialNumber: 2399_2093_IQ30_sdk3.2.2 [ 4977.924423] usb 3-1.3: Found UVC 1.00 device Tenveo FHD Cam (27c2:0530) [ 4979.553482] usb 1-1: new full-speed USB device number 16 using xhci-hcd [ 4979.721591] usb 1-1: New USB device found, idVendor=e5b7, idProduct=0811, bcdDevice= 1.00 [ 4979.721598] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 4979.721600] usb 1-1: Product: SPA33 [ 4979.721602] usb 1-1: Manufacturer: ZhuHai-JieLi-Technology [ 4979.721604] usb 1-1: SerialNumber: 20180105 [ 4979.723622] usb-storage 1-1:1.0: USB Mass Storage device detected [ 4979.723694] usb-storage 1-1:1.0: device ignored [ 4979.825594] usb 1-1: 9:0: bogus dB values (-12800/-12700), disabling dB reporting [ 5060.361440] usb usb3-port1: over-current change #19 [ 5060.361476] usb usb1-port1: over-current change #19 [ 5060.393287] usb usb4-port1: over-current change #19 [ 5060.393320] usb usb2-port1: over-current change #19 [ 5060.497223] usb 3-1: USB disconnect, device number 71 [ 5060.497230] usb 3-1.2: USB disconnect, device number 73 [ 5060.498070] usb 1-1: USB disconnect, device number 16 [ 5060.582489] usb 3-1.3: USB disconnect, device number 74 [ 5060.661261] usb usb1-port2: over-current change #16 [ 5060.917206] usb 3-1: new high-speed USB device number 75 using xhci-hcd [ 5061.067466] usb 3-1: New USB device found, idVendor=067b, idProduct=2586, bcdDevice= 0.00 [ 5061.067475] usb 3-1: New USB device strings: Mfr=1, Product=3, SerialNumber=0 [ 5061.067478] usb 3-1: Product: USB 2.0 Hub [ 5061.067480] usb 3-1: Manufacturer: USB Device [ 5061.126293] hub 3-1:1.0: USB hub found [ 5061.128447] usb usb3-port2: over-current change #16 [ 5061.417199] usb 3-1.2: new full-speed USB device number 76 using xhci-hcd [ 5061.519362] usb 3-1.2: New USB device found, idVendor=1234, idProduct=5678, bcdDevice= 0.10 [ 5061.519371] usb 3-1.2: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 5061.606641] input: USB Touchscreen 1234:5678 as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.0/input/input35 [ 5061.766619] usb 3-1.2: USB disconnect, device number 76 [ 5062.053198] usb 3-1.2: new full-speed USB device number 77 using xhci-hcd [ 5062.158258] usb 3-1.2: New USB device found, idVendor=27c2, idProduct=0524, bcdDevice= 0.10 [ 5062.158266] usb 3-1.2: New USB device strings: Mfr=1, Product=2, SerialNumber=0 [ 5062.158268] usb 3-1.2: Product: Castor [ 5062.158270] usb 3-1.2: Manufacturer: Anhui LISTENAI CO.,LTD. [ 5062.358767] usb 3-1.2: Warning! Unlikely big volume range (=6144), cval->res is probably wrong. [ 5062.358774] usb 3-1.2: [5] FU [PCM Playback Volume] ch = 1, val = -6400/-256/1 [ 5062.360391] input: Anhui LISTENAI CO.,LTD. Castor as /devices/platform/axi/1000120000.pcie/1f00300000.usb/xhci-hcd.1/usb3/3-1/3-1.2/3-1.2:1.3/0003:27C2:0524.0012/input/input36 [ 5062.417365] hid-generic 0003:27C2:0524.0012: input,hidraw0: USB HID v1.10 Device [Anhui LISTENAI CO.,LTD. Castor] on usb-xhci-hcd.1-1.2/input3 [ 5063.269190] usb 3-1.3: new high-speed USB device number 78 using xhci-hcd [ 5063.376180] usb 3-1.3: New USB device found, idVendor=27c2, idProduct=0530, bcdDevice= 2.00 [ 5063.376187] usb 3-1.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 5063.376189] usb 3-1.3: Product: Tenveo FHD Cam [ 5063.376191] usb 3-1.3: Manufacturer: Tenveo FHD Cam [ 5063.376192] usb 3-1.3: SerialNumber: 2399_2093_IQ30_sdk3.2.2 [ 5063.431958] usb 3-1.3: Found UVC 1.00 device Tenveo FHD Cam (27c2:0530) [ 5065.045186] usb 1-1: new full-speed USB device number 17 using xhci-hcd [ 5065.214124] usb 1-1: New USB device found, idVendor=e5b7, idProduct=0811, bcdDevice= 1.00 [ 5065.214131] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 5065.214133] usb 1-1: Product: SPA33 [ 5065.214135] usb 1-1: Manufacturer: ZhuHai-JieLi-Technology [ 5065.214137] usb 1-1: SerialNumber: 20180105 [ 5065.216162] usb-storage 1-1:1.0: USB Mass Storage device detected [ 5065.216235] usb-storage 1-1:1.0: device ignored [ 5065.313127] usb 1-1: 9:0: bogus dB values (-12800/-12700), disabling dB reporting 这是最近的摄像头和音响错误

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