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crwdns2944351:0crwdnd2944351:0HP Officejet Pro 8620 CMOS Battery Replacementcrwdnd2944351:0crwdne2944351:0

crwdns2933797:0Jeremy Taylorcrwdnd2933797:0crwdne2933797:0

crwdns2936043:0crwdne2936043:0 crwdns2933505:0crwdne2933505:0 Jeremy Taylor

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Introduction
The CMOS battery is an on board electronics memory storage battery. Removing it will reset all settings to default. If your printer frequently loses data or shuts off randomly, you may need to replace the CMOS battery.