DIGIgarde PLUS User GuideLast Change Copyright © 2012 TDSi13 May, 2016 Page 578.8.8.8. TroubleshootingTroubleshootingTroubleshootingTroubleshooting8.18.18.18.1 How to reset language back toHow to reset language back toHow to reset language back toHow to reset language back toEnglEnglEnglEnglishishishish1. Ensure that the display is showing the time and date. If not, press the ESCkey until it does.2. Press the menu button once to display the menu.3. Press the down arrow once (to select Options) and press OK.4. Press OK to select System Options.5. Press the down arrow once to select language and press OK.6. Press the down arrow until ENG is displayed and press OK.7. Press ESC and then OK to save the language.8. Restart the reader.8.28.28.28.2 How to reset the unitHow to reset the unitHow to reset the unitHow to reset the unitIf you lock yourself out of the menu you can get back in using an override method.Please refer to the SDK manual for details.Firmware versions later than build 2815 have a system reset function; removepower from the reader, activate the tamper by removing the unit from the mountingplate. Reapply power and wait for the ‘System Broken’ message to be displayed,and then hold down the Esc key for one minute. This will restore the reader to thefactory default settings.8.38.38.38.3 How to clear admin privilegesHow to clear admin privilegesHow to clear admin privilegesHow to clear admin privilegesPlease refer to the SDK manual for details.8.48.48.48.4 When fingerprint verificatioWhen fingerprint verificatioWhen fingerprint verificatioWhen fingerprint verification failsn failsn failsn failsIn some circumstances fingerprint verification fails because of the poor quality ofthe enrolled fingerprint. The fingerprint may have been smoothed by rubbing (suchas sanding) or be subject to peeling skin through burns, disease or chemicaldamage.When enrolling a user ensure that the best fingerprint is picked and in cases wherethese problems may occur, enrol several fingerprints. 1:1 matching may be moreeffective (see page 3). In extreme cases, chose a password verification method forthe user.