166 Service ModeIndication method of the service menu1. Keep pressing the “Power” button, “Zoom lever” to W side and “Recording/Playback” button for more than 3 seconds until thetop screen of the Service Mode Menu being displayed.Service mode menuNOTE:Do not using service mode except above table of Service mode menu.2. End method of the top screen of the service mode menuTouch the [ EXIT ] of LCD to end the service mode, and then POWER OFF.Screen display Contents Function1 Factory settings Function to throw a product up in a factory shipment state.2 Model/Destination settings Change the Model/Destination.(Selectable models and destinations are displayed.)4 Lock search history indication Display the camera system error cord for three histories saved inEEPROM.5 Power ON self check result display Power ON self check (function to diagnose correct function of thedevice and interface between devices) result display.14 Adjutment function for the service The service adjustment do setup and adjustment of the followingitems required in the field service.15 Restore the backed up adjustment data Restore the adjustment data to new or repaired Main P.C.B. fromSD card that the data backed up from original Main P.C.B. beforerepairs or replacement.16 Touch panel calibration Calibrate the touch positions of the touch panel.17 NFC initialization(HC-V270 only)Performs the Initialization of the NFC chip and erase the settingslike as Wi-Fi connection etc..