GRUNDIG Service Mode (Modo de Serviço)








Marca
Mod.
Ch.
Tipo
Modo
Proced.
File
Grundig
CTV
Factory Default Values Resetting
Buttons 'AUX', '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
Demo Mode
Demo on: Depress and hold button 'L+' on the TV and switch the TV on with the mains button. Press the 'P+' button within a time of 10s. Demo off: ATS Reset (by depressing the 'L+' button on the TV while switching on with the mains button).
Grundig
CTV
Child Lock Cancel
General reset with number 7038.
Grundig
CTV
Volume Offset Cancel
Press and hold the 'AUX' button on the RC while switching the TV on with the mains button.
Grundig
CTV
Service Mode
Press 'i'. Dialog Center --> Service --> 'for authorized dealer' --> Code Number 8500.
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 the button 'P-' on the RC while switching on with the mains button. (This is only possible once on replacement of the NVM or uP).
Grundig
CTV
Child Lock Cancel
Press VOL+, VOL-, PR-, PR+, OK.
Grundig
CTV
ATS Reset
Press and hold button VOL+ on the TV and switch the mains button ON. ATS bit is set.

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