Service Mode (Modo de Serviço)








Marca
Mod.
Ch.
Tipo
Modo
Proced.
File
Grundig
CTV
OSD position
Depress and hold the 'i' button on the RC while switching on with the mains button. Set the OSD position in the menu and store with 'OK'.
Grundig
CTV
Hotel Mode
Depress and hold button 'i' on the RC while switching on with the mains button. In the menu line 'HOTEL' select 'ON' and leave the menu with button 'i'. Cancelling the Hotel Mode: Repeat the steps above but change 'HOTEL' to 'OFF'.
Grundig
CTV
Band Limits Cancelling
Depress and hold button 'i' on the RC while switching on with the mains button. Move the bar to 'AGC' in the Service Menu and operate the buttons 'AUX', 'OK' in this order.
Grundig
CTV
OSD position
Depress and hold the 'i' button on the RC while switching on with the mains button. Set the OSD position in the menu and store with 'OK'.
Grundig
CTV
Hotel Mode
Depress and hold button 'i' on the RC while switching on with the mains button. In the menu line 'HOTEL' select 'ON' and leave the menu with button 'i'. Cancelling the Hotel Mode: Repeat the steps above but change 'HOTEL' to 'OFF'.
Grundig
CTV
Band Limits Cancelling
Depress and hold button 'i' on the RC while switching on with the mains button. Move the bar to 'AGC' in the Service Menu and operate the buttons 'AUX', 'OK' in this order.
Grundig
CTV
Volume Offset Cancel
Depress and hold the 'AUX' button on the RC while switching the TV on from Standby with the local 'P+' button.
Grundig
CTV
Hotel Mode
Depress and hold button 'P/C' while switching on from Standby with button 'P+' on the TV. Set the Hotel Mode to 'OFF' with 'OK'.
Grundig
CTV
EPROM Version Nr.
Press button 'i' to call up the 'Dialog Center' --> OK. The version number is shown by pressing the 'AUX' button. The index 01 of the part nr. (19798-300.01) indicates the EPROM version.
Grundig
CTV
Default Values Entering
Depress and hold down button 'P-' on the RC and switch the TV on from Standby with the local 'P+' button. (This is only possible once on replacement of the NVM or uP).

Universal LED TV Service Mode

Most universal led tv boards check:

  • Menu → 1147
  • Menu → 2580
  • Source → 2580

All LED TV Service Codes

  • Menu → 1147
  • Menu → 1185
  • Menu → 1183
  • Menu → 2580
  • Menu → 1187
  • Menu → 7050
  • Menu → 8202
  • Menu → 7343
  • Menu → 2008
  • Menu → 1999
  • Menu → 0000
  • Menu → 1167
  • Menu → 1199
  • Menu → 1234
  • Menu → 2387
  • Menu → 8893
  • Menu → 2383
  • Menu → 4725
  • Source → 3138
  • Source → 2580
  • Source → 2585
  • Source → 7342
  • Source → 2583
  • Source → 2283
  • Source → 2285
  • Source → 3195
  • Source → 3137
  • Source → 0000