Re: Re: Issue with USB External Keyboard, External Mouse, and Screen Brightness on Dell Laptop
Is it possible that the USB ports do not supply power once the laptop
is running on battery?
Does the NumLock LED of the keyboard go out?
On Thu, 2024-02-22 at 13:49 -0300, Marcelo Laia wrote:
> Dear Debian Users,
>
> Thank you all for the invaluable assistance provided. Unfortunately, the issue has resurfaced today. I don't believe it's related to the age of the hardware, although my Inspiron 5547-A20 is from 2014, as indicated below:
>
> Inspiron 5547 01 OCT. 2014
>
> Some hardware details:
>
> - BIOS:
> - Vendor: Dell Inc.
> - Version: A13
> - Date: 05/27/2019
> - CPU:
> - Product: Intel(R) Core(TM) i7-4510U CPU @ 2.00GHz
> - Memory:
> - Size: 16GB
>
> Today, the battery still had 66% charge when this strange problem occurred. It's worth mentioning that in all these days, between my last post here on the list and today, I always use the battery until it reaches between 20-10%, at which point I plug in the charger and let it charge until it reaches 95-100%.
>
> I ran the following commands:
>
> With the power cable plugged into the power grid, i.e., the battery is charging:
>
> :~$ sudo lsusb -t
>
> /: Bus 001.Port 001: Dev 001, Class=root_hub, Driver=ehci-pci/2p, 480M
> |__ Port 001: Dev 002, If 0, Class=Hub, Driver=hub/8p, 480M
> |__ Port 005: Dev 003, If 0, Class=Wireless, Driver=btusb, 12M
> |__ Port 005: Dev 003, If 1, Class=Wireless, Driver=btusb, 12M
> |__ Port 006: Dev 004, 12M
> |__ Port 007: Dev 005, If 0, Class=Vendor Specific Class, Driver=rtsx_usb, 480M
> |__ Port 008: Dev 006, If 0, Class=Video, Driver=uvcvideo, 480M
> |__ Port 008: Dev 006, If 1, Class=Video, Driver=uvcvideo, 480M
> /: Bus 002.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/9p, 480M
> |__ Port 002: Dev 007, If 0, Class=Human Interface Device, Driver=usbhid, 1.5M
> /: Bus 003.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/4p, 5000M
> :~$
>
> :~$ ls /sys/bus/usb/drivers/usb/
> 1-1 1-1.5 1-1.6 1-1.7 1-1.8 2-2 bind module uevent unbind usb1 usb2 usb3
> :~$
>
> After unplugging the power cable, i.e., the battery is discharging:
>
> After a few seconds, the screen brightness is set to zero. The mouse remains active, and I can use it for a few more seconds, when it also becomes disabled. From then on, only the touchpad and internal keyboard are functional.
>
> :~$ sudo lsusb -t
>
> /: Bus 001.Port 001: Dev 001, Class=root_hub, Driver=ehci-pci/2p, 480M
> |__ Port 001: Dev 002, If 0, Class=Hub, Driver=hub/8p, 480M
> |__ Port 005: Dev 003, If 0, Class=Wireless, Driver=btusb, 12M
> |__ Port 005: Dev 003, If 1, Class=Wireless, Driver=btusb, 12M
> |__ Port 006: Dev 004, 12M
> |__ Port 007: Dev 005, If 0, Class=Vendor Specific Class, Driver=rtsx_usb, 480M
> |__ Port 008: Dev 006, If 0, Class=Video, Driver=uvcvideo, 480M
> |__ Port 008: Dev 006, If 1, Class=Video, Driver=uvcvideo, 480M
> /: Bus 002.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/9p, 480M
> /: Bus 003.Port 001: Dev 001, Class=root_hub, Driver=xhci_hcd/4p, 5000M
> :~$
>
> ~$ ls /sys/bus/usb/drivers/usb/
> 1-1 1-1.5 1-1.6 1-1.7 1-1.8 bind module uevent unbind usb1 usb2 usb3
> :~$
>
> :~$ echo '2-2' | sudo tee /sys/bus/usb/drivers/usb/bind
> 2-2
> tee: /sys/bus/usb/drivers/usb/bind: No device
> :~$
>
> :~$ upower --dump
> Device: /org/freedesktop/UPower/devices/line_power_ACAD
> native-path: ACAD
> power supply: yes
> updated: qui 22 fev 2024 13:23:50 (182 seconds ago)
> has history: no
> has statistics: no
> line-power
> warning-level: none
> online: no
> icon-name: 'ac-adapter-symbolic'
>
> Device: /org/freedesktop/UPower/devices/battery_BAT1
> native-path: BAT1
> vendor: SANYO
> model: DELL WYT3M94Q
> serial: 0038
> power supply: yes
> updated: qui 22 fev 2024 13:26:31 (21 seconds ago)
> has history: yes
> has statistics: yes
> battery
> present: yes
> rechargeable: yes
> state: discharging
> warning-level: none
> energy: 23,9982 Wh
> energy-empty: 0 Wh
> energy-full: 36,4857 Wh
> energy-full-design: 59,94 Wh
> energy-rate: 30,0588 W
> voltage: 10,916 V
> charge-cycles: N/A
> time to empty: 47,9 minutes
> percentage: 65%
> capacity: 60,8704%
> technology: lithium-ion
> icon-name: 'battery-full-symbolic'
> History (charge):
> 1708619191 65,000 discharging
> 1708619161 66,000 discharging
> 1708619101 67,000 discharging
> History (rate):
> 1708619101 30,059 discharging
>
> Device: /org/freedesktop/UPower/devices/DisplayDevice
> power supply: yes
> updated: qui 22 fev 2024 13:26:31 (21 seconds ago)
> has history: no
> has statistics: no
> battery
> present: yes
> state: discharging
> warning-level: none
> energy: 23,9982 Wh
> energy-full: 36,4857 Wh
> energy-rate: 30,0588 W
> charge-cycles: N/A
> time to empty: 47,9 minutes
> percentage: 65%
> icon-name: 'battery-full-symbolic'
>
> Daemon:
> daemon-version: 1.90.2
> on-battery: yes
> lid-is-closed: no
> lid-is-present: yes
> critical-action: HybridSleep
> :~$
>
> Any other suggestions? It seems to me that it's not related to power, however, what is the specific list for energy-related issues?
>
> My first post on the list is at:
>
> https://lists.debian.org/debian-user/2024/01/msg01192.html
>
> Thank you very much.
>
>
Reply to: