[Bug 393984] Re: battery charging state reports 'discharging' while on AC

B.B. Lauret bblauret at gmail.com
Mon Mar 29 20:25:25 UTC 2010


apport information

** Tags added: apport-collected

** Description changed:

  Because of bug https://bugs.launchpad.net/bugs/219382 I noticed that my
  laptop (NEC Versa P550) incorrectly reports a 'discharging' state while
  on AC.
  
  Here are the outputs of the battery info:
  
  cat /proc/acpi/battery/BAT1/info
  present:                 yes
  design capacity:         4800 mAh
  last full capacity:      3789 mAh
  battery technology:      rechargeable
  design voltage:          14800 mV
  design capacity warning: 400 mAh
  design capacity low:     151 mAh
  capacity granularity 1:  64 mAh
  capacity granularity 2:  64 mAh
  model number:            PC-VP-WP66/OP-570-76620
  serial number:            
  battery type:            Lion 
  OEM info:                NEC 
  
  
  On AC:
  
  cat /proc/acpi/battery/BAT1/state
  present:                 yes
  capacity state:          ok
  charging state:          discharging
  present rate:            0 mA
  remaining capacity:      3789 mAh
  present voltage:         18960 mV
  
  
  Using battery:
  
  cat /proc/acpi/battery/BAT1/state
  present:                 yes
  capacity state:          ok
  charging state:          discharging
  present rate:            1588 mA
  remaining capacity:      3769 mAh
  present voltage:         18446 mV
  
  
  
  Charging and on AC:
  
  cat /proc/acpi/battery/BAT1/state
  present:                 yes
  capacity state:          ok
  charging state:          charging
  present rate:            1068 mA
  remaining capacity:      3738 mAh
  present voltage:         18838 mV
  
  
  I'm using Ubuntu 9.04 desktop. Please inform me when you need more information.
+ --- 
+ AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.20.
+ Architecture: i386
+ AudioDevicesInUse:
+  USER        PID ACCESS COMMAND
+  /dev/snd/controlC0:  bart       3782 F.... pulseaudio
+ CRDA: Error: [Errno 2] Bestand of map bestaat niet
+ Card0.Amixer.info:
+  Card hw:0 'ICH6'/'Intel ICH6 with Cx20468-31 at irq 9'
+    Mixer name	: 'Conexant Cx20468-31'
+    Components	: 'AC97a:43585430'
+    Controls      : 23
+    Simple ctrls  : 16
+ CheckboxSubmission: b47b70b303eb973b752762d77439e453
+ CheckboxSystem: e1f3f6c1bb2b1f78f68daebe8ebf7992
+ DistroRelease: Ubuntu 10.04
+ Frequency: Once a day.
+ HibernationDevice: RESUME=UUID=598b72f1-11fa-4625-abf2-6bd6f71859d8
+ InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release i386 (20091028.5)
+ MachineType: NEC Computers International VC2
+ Package: linux (not installed)
+ PccardctlIdent:
+  Socket 0:
+    no product info available
+ PccardctlStatus:
+  Socket 0:
+    no card
+ ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.31-20-generic root=UUID=e1567a8b-915a-4168-b98a-68d6b9426cce ro quiet splash
+ ProcEnviron:
+  LANG=nl_NL.utf8
+  SHELL=/bin/bash
+ ProcVersionSignature: Ubuntu 2.6.31-20.58-generic
+ Regression: No
+ RelatedPackageVersions: linux-firmware 1.33
+ Reproducible: No
+ RfKill:
+  0: hci0: Bluetooth
+  	Soft blocked: no
+  	Hard blocked: no
+ Tags: lucid needs-upstream-testing
+ TestedUpstream: No
+ Uname: Linux 2.6.31-20-generic i686
+ UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
+ dmi.bios.date: 07/12/2005
+ dmi.bios.vendor: NEC Computers International
+ dmi.bios.version: NOTE BIOS Version Q3A09
+ dmi.board.vendor: NEC Computers International
+ dmi.chassis.type: 10
+ dmi.chassis.vendor: NEC Computers International
+ dmi.modalias: dmi:bvnNECComputersInternational:bvrNOTEBIOSVersionQ3A09:bd07/12/2005:svnNECComputersInternational:pnVC2:pvr:rvnNECComputersInternational:rn:rvr:cvnNECComputersInternational:ct10:cvr:
+ dmi.product.name: VC2
+ dmi.sys.vendor: NEC Computers International

** Attachment added: "AlsaDevices.txt"
   http://launchpadlibrarian.net/42420838/AlsaDevices.txt

-- 
battery charging state reports 'discharging' while on AC
https://bugs.launchpad.net/bugs/393984
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