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	<id>https://boseperformer.com/index.php?action=history&amp;feed=atom&amp;title=Kemper_Profiler_Recovery_Options</id>
	<title>Kemper Profiler Recovery Options - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://boseperformer.com/index.php?action=history&amp;feed=atom&amp;title=Kemper_Profiler_Recovery_Options"/>
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	<updated>2026-05-21T23:17:13Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.45.1</generator>
	<entry>
		<id>https://boseperformer.com/index.php?title=Kemper_Profiler_Recovery_Options&amp;diff=21891&amp;oldid=prev</id>
		<title>ST: Created page with &quot;[https://www.soundside.de/support/KPARecovery.htm KPA Recovery Options]  &lt;html&gt; &lt;div class=&quot;mainPageTitle&quot;&gt;KPA Recovery Hints&lt;/div&gt;       The KPA may not react or boot in some...&quot;</title>
		<link rel="alternate" type="text/html" href="https://boseperformer.com/index.php?title=Kemper_Profiler_Recovery_Options&amp;diff=21891&amp;oldid=prev"/>
		<updated>2020-11-08T23:29:37Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;[https://www.soundside.de/support/KPARecovery.htm KPA Recovery Options]  &amp;lt;html&amp;gt; &amp;lt;div class=&amp;quot;mainPageTitle&amp;quot;&amp;gt;KPA Recovery Hints&amp;lt;/div&amp;gt;       The KPA may not react or boot in some...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;[https://www.soundside.de/support/KPARecovery.htm KPA Recovery Options]&lt;br /&gt;
&lt;br /&gt;
&amp;lt;html&amp;gt;&lt;br /&gt;
&amp;lt;div class=&amp;quot;mainPageTitle&amp;quot;&amp;gt;KPA Recovery Hints&amp;lt;/div&amp;gt;&lt;br /&gt;
      The KPA may not react or boot in some rare cases. Here is a summary of my findings to get him back to life.&amp;lt;br&amp;gt;&lt;br /&gt;
      &amp;lt;br&amp;gt;&lt;br /&gt;
	 &amp;lt;/div&amp;gt;&amp;lt;/td&amp;gt;&lt;br /&gt;
	&amp;lt;/tr&amp;gt;&lt;br /&gt;
  &amp;lt;/tbody&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;table class=&amp;quot;mainTable&amp;quot;&amp;gt;&lt;br /&gt;
  &amp;lt;tbody&amp;gt;&lt;br /&gt;
    &amp;lt;tr&amp;gt;&lt;br /&gt;
      &amp;lt;td class=&amp;quot;mainTableCell&amp;quot;&amp;gt;&lt;br /&gt;
      &amp;lt;div class=&amp;quot;mainSubSectionTitle&amp;quot;&amp;gt;KPA does not react anymore&amp;lt;/div&amp;gt;&lt;br /&gt;
      	&amp;lt;div class=&amp;quot;mainSectionText&amp;quot;&amp;gt;&lt;br /&gt;
      		&amp;lt;ul&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Switch the main knob to off&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;wait a few seconds&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;switch on again&amp;lt;/li&amp;gt;&lt;br /&gt;
      		&amp;lt;/ul&amp;gt;&lt;br /&gt;
      		&amp;lt;br&amp;gt;&lt;br /&gt;
      		If the above did not help:&amp;lt;br&amp;gt;&lt;br /&gt;
      		&amp;lt;ul&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Switch the main knob to off&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;wait a few seconds&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;unplug the KPA&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;wait 15 minutes&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;plug&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;switch on again&amp;lt;/li&amp;gt;&lt;br /&gt;
      		&amp;lt;/ul&amp;gt;&lt;br /&gt;
		&amp;lt;/div&amp;gt;&lt;br /&gt;
	 &amp;lt;/td&amp;gt;&lt;br /&gt;
	&amp;lt;/tr&amp;gt;&lt;br /&gt;
  &amp;lt;/tbody&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
		&lt;br /&gt;
&amp;lt;table class=&amp;quot;mainTable&amp;quot;&amp;gt;&lt;br /&gt;
  &amp;lt;tbody&amp;gt;&lt;br /&gt;
    &amp;lt;tr&amp;gt;&lt;br /&gt;
      &amp;lt;td class=&amp;quot;mainTableCell&amp;quot;&amp;gt;		&lt;br /&gt;
	&amp;lt;div class=&amp;quot;mainSubSectionTitle&amp;quot;&amp;gt;KPA does not start anymore&amp;lt;/div&amp;gt;&lt;br /&gt;
      	&amp;lt;div class=&amp;quot;mainSectionText&amp;quot;&amp;gt;&lt;br /&gt;
      		There are different reasons why the KPA may not start anymore.&amp;lt;br&amp;gt;&lt;br /&gt;
      		The most common thing is a corrupt rig e.g. after downloading a corrupt file&amp;lt;br&amp;gt;&lt;br /&gt;
      		&amp;lt;br&amp;gt;&lt;br /&gt;
      		To reset the last used (corrupt) rig do like this:&amp;lt;br&amp;gt;&lt;br /&gt;
      		&amp;lt;ul&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Switch the main knob to off&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;wait a few seconds&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;hold the &amp;#039;Rig&amp;#039; key&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;while still holding the &amp;#039;Rig&amp;#039; key - switch KPA to tuner&amp;lt;/li&amp;gt;&lt;br /&gt;
      		&amp;lt;/ul&amp;gt;&lt;br /&gt;
      		&amp;lt;br&amp;gt;&lt;br /&gt;
      		If the above did not help:&amp;lt;br&amp;gt;&lt;br /&gt;
      		There are other keys to reset other parts of the KPA memory.&amp;lt;br&amp;gt;&lt;br /&gt;
      		To reset the (corrupt) Midi settings do like this:&amp;lt;br&amp;gt;&lt;br /&gt;
      		&amp;lt;ul&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Switch the main knob to off&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;wait a few seconds&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;hold the &amp;#039;Quick&amp;#039; key&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;while still holding the &amp;#039;Quick&amp;#039; key - switch KPA to tuner&amp;lt;/li&amp;gt;&lt;br /&gt;
      		&amp;lt;/ul&amp;gt;&lt;br /&gt;
      		To reset the (corrupt) System settings do like this:&amp;lt;br&amp;gt;&lt;br /&gt;
      		(Note: All your system settings will be erased - but not your rigs)&lt;br /&gt;
      		&amp;lt;ul&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Switch the main knob to off&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;wait a few seconds&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;hold the &amp;#039;System&amp;#039; key&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;while still holding the &amp;#039;System&amp;#039; key - switch KPA to tuner&amp;lt;/li&amp;gt;&lt;br /&gt;
      		&amp;lt;/ul&amp;gt;&lt;br /&gt;
      		If the three options above did not help your KPA back to live, you may have a completly corrupted rig library or even the firmware may be corruped&amp;lt;br&amp;gt;&lt;br /&gt;
      		Check the sections below to recover from this.&amp;lt;br&amp;gt;&lt;br /&gt;
		&amp;lt;/div&amp;gt;&lt;br /&gt;
	 &amp;lt;/td&amp;gt;&lt;br /&gt;
	&amp;lt;/tr&amp;gt;&lt;br /&gt;
  &amp;lt;/tbody&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;table class=&amp;quot;mainTable&amp;quot;&amp;gt;&lt;br /&gt;
  &amp;lt;tbody&amp;gt;&lt;br /&gt;
    &amp;lt;tr&amp;gt;&lt;br /&gt;
      &amp;lt;td class=&amp;quot;mainTableCell&amp;quot;&amp;gt;&lt;br /&gt;
	    &amp;lt;div class=&amp;quot;mainSubSectionTitle&amp;quot;&amp;gt;Install or reinstall the firmware&amp;lt;/div&amp;gt;&lt;br /&gt;
      	&amp;lt;div class=&amp;quot;mainSectionText&amp;quot;&amp;gt;&lt;br /&gt;
      		&amp;lt;ul&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Switch the main knob to off&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Download the latest KPA firmware&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Get an empty fat32 formated USB stick&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Copy the unziped firmware file &amp;#039;kaos.bin&amp;#039; to the root folder of the USB stick&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Plug the USB stick into the KPA&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Press and hold both &amp;#039;&amp;amp;lt;&amp;#039; and &amp;#039;&amp;amp;gt;&amp;#039; keys&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;while still holding both keys - switch KPA to tuner&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Something like &amp;#039;booting and installing&amp;#039; will be displayed&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Wait until the firmware is reinstalled&amp;lt;/li&amp;gt;&lt;br /&gt;
      		&amp;lt;/ul&amp;gt;&lt;br /&gt;
		&amp;lt;/div&amp;gt;&lt;br /&gt;
	 &amp;lt;/td&amp;gt;&lt;br /&gt;
	&amp;lt;/tr&amp;gt;&lt;br /&gt;
  &amp;lt;/tbody&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;table class=&amp;quot;mainTable&amp;quot;&amp;gt;&lt;br /&gt;
  &amp;lt;tbody&amp;gt;&lt;br /&gt;
    &amp;lt;tr&amp;gt;&lt;br /&gt;
      &amp;lt;td class=&amp;quot;mainTableCell&amp;quot;&amp;gt;&lt;br /&gt;
		&amp;lt;div class=&amp;quot;mainSubSectionTitle&amp;quot;&amp;gt;Erase the internal flash memory&amp;lt;/div&amp;gt;&lt;br /&gt;
      	&amp;lt;div class=&amp;quot;mainSectionText&amp;quot;&amp;gt;&lt;br /&gt;
      	Note: Section removed&amp;lt;br&amp;gt;&lt;br /&gt;
      	There is no need for this anymore - it was only for older firmware versions.&amp;lt;br&amp;gt;&lt;br /&gt;
      	If you think you should do it - please contact Kemper support.&amp;lt;br&amp;gt;&lt;br /&gt;
		&amp;lt;/div&amp;gt;&lt;br /&gt;
	 &amp;lt;/td&amp;gt;&lt;br /&gt;
	&amp;lt;/tr&amp;gt;&lt;br /&gt;
  &amp;lt;/tbody&amp;gt;&lt;br /&gt;
&amp;lt;/table&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;table class=&amp;quot;mainTable&amp;quot;&amp;gt;&lt;br /&gt;
  &amp;lt;tbody&amp;gt;&lt;br /&gt;
    &amp;lt;tr&amp;gt;&lt;br /&gt;
      &amp;lt;td class=&amp;quot;mainTableCell&amp;quot;&amp;gt;&lt;br /&gt;
		&amp;lt;div class=&amp;quot;mainSubSectionTitle&amp;quot;&amp;gt;Check the KPA hardware&amp;lt;/div&amp;gt;&lt;br /&gt;
      	&amp;lt;div class=&amp;quot;mainSectionText&amp;quot;&amp;gt;&lt;br /&gt;
      	Note: Make a backup of your rigs before you do all this.&lt;br /&gt;
      		&amp;lt;ul&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Switch the main knob to off&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Hold the left/top soft-key above the LCD&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;while still holding this key - switch KPA to tuner&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;Maintenance Module will be started&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;In the &amp;#039;Maintenance&amp;#039; menu goto &amp;#039;Test&amp;#039;&amp;lt;/li&amp;gt;&lt;br /&gt;
      			&amp;lt;li&amp;gt;A lot can be tested (buttons, knobs, led, memory, ...)&amp;lt;/li&amp;gt;&lt;br /&gt;
&lt;br /&gt;
&amp;lt;/html&amp;gt;&lt;/div&gt;</summary>
		<author><name>ST</name></author>
	</entry>
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