AKAI CTW3257
Manual de Servicio

NVRAM

(ICf2)

Language selection 1. Press the MENU button (under the lid). 2. Select �Set-up� with the cursor buttons (up-/downwards) press the OK button. 3. Select �Language� and press the OK button. 4. Select the desired language and press the OK button. 5. Press the TV button to exit. Manual tuning I. Select programme number you want to tune. 2. Press the MENU button. 3. Select �Manual tuning� and press the OK button. 4. Press the red button (SEARCH). 5. Press the OK button to store. 6. Press the TV button to exit.
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APSi (Automatic Programming System) 1. Press the MENU button. 2. Select �Set-up� and press the OK button. 3. Select �Retune TV� and press the OK button. 4. To retune the channels, press the OK button. 5. Press the TV button to exit.

lnitialization of NVRAM The NVRAM must be initialized and configured, if the NVRAM is replaced or it has totally lost its data. The next procedure is assuming that the tv does not start at all due to wrong data in NVRAM. 1. Set the receiver to the service mode by switching on the receiver with the mains switch and within 5 s. pressing the buttons MENU, TV and �7� successively. Note! The receiver is in the service mode although it looks like the receiver is in stand-by mode! 2. Press the RED-button to pre-configurate the set. Green led will flash once to indicate this. 3a At the same time the controller will check NVRAM and initializes it automatically if it was �empty�. lnitializing will take about 15s. When it is complet, the green led will light up. Continue to the step 4. 3b The automatic initializing did not happen, if the green led does not light up steady. In some cases the led might also light up immediately after configuration without any initializing, depending on NVRAM contents. In this case it might be enough to to store the new configuration by pressing �OK�. Continue to the step 4. 3c If the automatic initializing did not happen, you can start it manually by entering the key code: BLUE (wait approx. 2~1, 2,5,4 (wait approx. 2s) and OK. lnitializing will take about 15 s. 4. Switch off the receiver by pressing the mains switch. 5. Set the receiver to the service mode by switching on the receiver with the main switch and within 5 s. pressing the buttons MENU, TV and 7� successively. If the receiver remains in stand-by mode, press the TV button twice and then press the �7� button. 6. Configurate the receiver by pressing the RED button. The configuration menu will show up. 7. Press the OK button. 8. Press the TV-button and tune in one or more tv channels. 9. Return to service mode by pressing the �i� button. 10, After that make all of the service adjustments (see section �Service adjustments via IIC bus�). 11. Switch off the receiver by pressing the mains switch.