SONY MDSJB730
Manual de Servicio

IOP DATA RECORDING AND DISPLAY WHEN OPTICAL PICK-UP AND NON-VOLATILE MEMORY (IC171 OF BD BOARD) ARE REPLACED
The IOP value labeled on the optical pick-up can be recorded in the non-volatile memory. By recording the value, it will eliminate the need to look at the value on the optical pick-up label. When replacing the optical pick-up or non-volatile memory (IC171 of BD board), record the IOP value on the optical pick-up according to the following procedure. Record Procedure: 1. While pressing the [        AMS        ] knob and [  ] button, connect the power plug to the outlet, and release the [        AMS        ] knob � ± p � ± and [  ] button. p 2. Turn the [        AMS        ] knob to display �[Service]�, and press the [YES] button. � ± 3. Turn the [        AMS        ] knob to display �lop Write� (C28), and press the [YES] button. � ± 4. The display becomes �Ref=@@@.@� (@ is an arbitrary number) and the numbers which can be changed will blink. 5. Input the IOP value written on the optical pick-up label. To select the number : Turn the [        AMS        ] knob. � ± To select the digit : Press the [        AMS        ] knob. � ± 6. When the [YES] button is pressed, the display becomes �Measu=@@@.@� (@ is an arbitrary number). 7. As the adjustment results are recorded for the 6 value. Leave it as it is and press the [YES] button. 8. �Complete!� will be displayed momentarily. The value will be recorded in the non-volatile memory and the display will become �Iop Write�. 9. Press the [REPEAT] button to complete. Display Procedure: 1. While pressing the [        AMS        ] knob and [  ] button, connect the power plug to the outlet, and release the [        AMS        ] knob � ± p � ± and [  ] button. p 2. Turn the [        AMS        ] knob to display �[Service]�, and press the [YES] button. � ± 3. Turn the [        AMS        ] knob to display �lop Read� (C27). � ± 4. �@@.@/##.#� is displayed and the recorded contents are displayed. @@.@ : indicates the IOP value on the optical pick-up label. ##.# : indicates the IOP value after adjustment 5. To end, press the [        AMS        ] knob or [MENU/NO] button to display �Iop Read�. Then press the [REPEAT] button. � ±

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