 // to enable the operations light on the front of the box, uncomment the following line
 #define OPRLIGHT 1
 // to enable time based operations light - turns off the light after 30 Minutes - uncomment the following line
-#define OPRLIGHTTIME 1
+//#define OPRLIGHTTIME 1
 
 // Define the NFC <-> Album implementation
 // ONLY ONE of the these two options can be chosen
 // to use NDEF to get the album directory uncomment the following line
-//#define NFCNDEF 1
+#define NFCNDEF 1
 // to use the Adafruit NFC library to get the Tag UID and retrieve the directory from the trackDb 
 // uncomment the following line. 
-#define NFCTRACKDB 1
+//#define NFCTRACKDB 1
 
 // uncomment to enable a special file albumnfc.tdb in which all album <-> nfc connections are stored 
 // this is an additional storage to the individual TrackDb files and requires NFCTRACKDB 


// make sure to comment this out before uploading in production as it turns on lots and lots of serial messages
// if it is not define, no Serial.print is possible, as also Serial.begin() is omitted
//#define DEBUG 1






// iterates through al files in an album directory and calls playTrack for each track number iteratively
static char playAlbum(uint8_t numberOfFiles) {
  boolean loopWarningMessageFileNotFound = true;// make sure   file not found               warning message is shown at least once
  
  #ifdef DEBUG
