{"id":228,"date":"2012-08-26T11:56:15","date_gmt":"2012-08-26T11:56:15","guid":{"rendered":"https:\/\/3c71.com\/wp\/?page_id=228"},"modified":"2025-04-27T18:41:10","modified_gmt":"2025-04-27T17:41:10","slug":"battery-calibration","status":"publish","type":"page","link":"https:\/\/3c71.com\/wp\/toolbox\/online-help\/battery-manager\/battery-calibration\/","title":{"rendered":"Battery Calibration"},"content":{"rendered":"\n<p><a href=\"\/android\/sites\/default\/files\/batt_manager_calibration.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"150\" height=\"367\" style=\"float: right; margin: 5px;\" src=\"\/android\/sites\/default\/files\/batt_manager_calibration.jpg\"><\/a>This screen, part of <a href=\"https:\/\/3c71.com\/wp\/?p=226\">Battery Manager<\/a>, shows calculated capacity based on recorded data.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>In-use is the currently used capacity in other calculations, compared to original stock capacity (manufacturer provided).<\/li>\n\n\n\n<li>Estimated capacity is the remaining capacity of the battery (considering aging), compared to in-use capacity.<\/li>\n\n\n\n<li>Total charged is the total mAh\/% charged since data has been recorded. It also shows number of cycles recorded by the app vs cycles calculated by Android.<\/li>\n<\/ul>\n\n\n\n<p>The calendar view is synced with the historical data at the bottom. You can hide the calendar view using calendar action at the top.<\/p>\n\n\n\n<p>It shows charged amount per day, a color-coded cycles count (1 = <span style=\"color: #339966;\">green<\/span>, 2 = <span style=\"color: #ffff00;\">yellow<\/span>, 3 = <span style=\"color: #ff9900;\">orange<\/span>, 4+ = <span style=\"color: #ff0000;\">red<\/span>).<\/p>\n\n\n\n<p>The history list shows calculated mAh (charge cycles only), the % range of the charge and the date of charge cycle completion.<\/p>\n\n\n\n<p>All charge cycles are listed, but only cycles larger than 30% are used to calculate estimated capacity.<\/p>\n\n\n\n<h6 class=\"wp-block-heading\">Devices using estimated mA<\/h6>\n\n\n\n<p>On devices using estimated m, each charge cycles considered are listed and may be adjusted as described here (you may have to adjust USB or AC power in battery \/ calibration settings if necessary):<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The charge rate was higher than the defined USB power<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/android\/sites\/default\/files\/Screenshot_2014-06-13-08-21-43.png\" alt=\"\"\/><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>The charge rate was higher than the defined AC power<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"\/android\/sites\/default\/files\/device-2014-06-13-120128_BMW.png\" alt=\"\"\/><\/figure>\n\n\n\n<p>Those errors are measured against AC\/USB power capabilities (as defined in battery \/ calibration settings), only <span style=\"color: #ff0000;\">on devices with estimated mA<\/span>. Either the power capabilities are incorrectly configured or the actual (in-use) battery capacity is overrated.<\/p>\n\n\n\n<p>Read more here:\u00a0<a href=\"https:\/\/3c71.com\/wp\/?p=1412\">How does calibration works?<\/a><\/p>\n\n\n\n<h6 class=\"wp-block-heading\">How to extends battery life<\/h6>\n\n\n\n<p>For information on&nbsp;<span style=\"font-weight: bolder;\">how to extend your battery life<\/span>, here is&nbsp;<a href=\"http:\/\/en.wikipedia.org\/wiki\/Lithium-ion_battery#Battery_life\">an interesting Wiki<\/a>&nbsp;(see battery life chapter).&nbsp;<\/p>\n\n\n\n<p>To extend battery life, the\u00a0<span style=\"font-weight: bolder;\">important points<\/span>\u00a0are those:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Keep battery cool, and avoid charging past 70% while using the device and creating over-heating.<\/li>\n\n\n\n<li>You can discharge your battery fully (voltage going down to 3200mV) it won&#8217;t hurt as 3200mV actual means 40% of battery capacity is left, which is the safe threshold mentioned in the Wiki above!<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Additional options<\/h3>\n\n\n\n<p>In all screens additional options are available <span style=\"color: #339966;\">pressing the menu button in action bar<\/span>:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Add Marker<\/li>\n\n\n\n<li>Clear history<\/li>\n\n\n\n<li>Clear estimates<\/li>\n\n\n\n<li>Clear capacities<\/li>\n\n\n\n<li>Test (not available on all devices, may not be accessible on recent devices)<\/li>\n<\/ul>\n\n\n\n<div style=\"color: #535353; font-size: 10px; font-weight: 400;\">\n<figure><a href=\"\/android\/sites\/default\/files\/batt%20manager%20overflow.jpg\"><img loading=\"lazy\" decoding=\"async\" style=\"margin: 5px;\" src=\"\/android\/sites\/default\/files\/batt%20manager%20overflow.jpg\" width=\"150\" height=\"24\" \/><\/a><\/figure>\n<p>\u00a0<\/p>\n<figure><a href=\"\/android\/sites\/default\/files\/batt_manager_menu.jpg\"><img loading=\"lazy\" decoding=\"async\" style=\"margin: 5px;\" src=\"\/android\/sites\/default\/files\/batt_manager_menu.jpg\" width=\"150\" height=\"226\" \/><\/a><\/figure>\n<p>\u00a0<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>This screen, part of Battery Manager, shows calculated capacity based on recorded data. The calendar&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":226,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-228","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/pages\/228","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/comments?post=228"}],"version-history":[{"count":2,"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/pages\/228\/revisions"}],"predecessor-version":[{"id":1413,"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/pages\/228\/revisions\/1413"}],"up":[{"embeddable":true,"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/pages\/226"}],"wp:attachment":[{"href":"https:\/\/3c71.com\/wp\/wp-json\/wp\/v2\/media?parent=228"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}