Nordic ID Group | Joensuunkatu 7 | FI-24100 Salo |FinlandOffice +358 2 727 7700 | Fax + 358 2 727 7720 | info@nordicid.com 9 / 192018-06-25Nordic ID HH53 User GuideVersion 1.0NOTE! Side buttons in Nordic ID HH53 UHF RFID variant don’t wake up the reader ifsleeping1.8. USING THE READERBUTTONSThe Nordic ID HH53 includes five physical keys for user interactions. Location of the keys can be seen inthe .Nordic ID HH53 UHF RFID variant includes also two side keys for triggering UHF RFID and/or barcodereading whereas Nordic ID HH53 UHF RFID ACD variant contains a pistol grip which includes a triggerbutton instead of the side buttons.1.8.1.1. TRIGGER BUTTONSThe trigger (SCAN) buttons are in Nordic ID HH53 UHF RFID variant on the front part below the displayand the side of the reader.The trigger buttons are in Nordic ID HH53 UHF RFID ACD variant on the front part below the displayand the pistol grip.Trigger buttons can be used to start/stop UHF RFID/barcode scanning and waking reader up if it’ssleeping (side buttons in Nordic ID HH53 UHF RFID variant don’t wake up the reader if sleeping). Whenwaking the reader up the trigger button needs to be pressed 0.5 seconds before it triggers. This ensuresthat accidental presses are avoided. Depending on the application in use, the trigger button starts/stopsUHF RFID or barcode reading. By default, the first press of the button starts the reading and the secondpress of the button stops it.1.8.1.2. POWER KEYPower key turns reader On/Off. The power key can be used also to wake the reader up if it’s sleepingand setting reader to Airplane mode if the power key is pressed continuously 2s. Pressing the power keycontinuously 5s reader will shut down immediately (soft reset).1.8.1.3. MENU KEYMenu key will show menu of Android OS and/or application if supported by the view/application.1.8.1.4. GREEN KEYGreen key doesn’t have any default action. Its functionality can be customized via API.1.8.1.5. RED KEYRed key acts as a normal back key in Android OS.