Iop DATA RECORDING AND DISPLAY WHEN OPTICAL PICK-UP AND NON-VOLATILE MEMORY (IC195 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 label of the optical pick-up. When replacing the optical pick-up or non-volatile memory (IC195 of BD board), record the Iop value on the optical pick-up according to the following procedure.

Record Precedure:

1.While pressing the AMS knob and x/Z button, connect the power plug to the outlet, and release the AMS knob and x/Z button.

2.Rotate the AMS knob to display “[Service]”, and press the @/1 button.

3.Rotate the AMS knob to display “Iop Write” (C05), and press the @/1 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.

To select the number : Rotate the

AMS

 

knob.

To select the digit : Press the

 

 

 

knob.

AMS

6.When the @/1 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 @/1 button.

8.“Complete! !” will be displayed momentarily. The value will be recorded in the non-volatile memory and the display will become “Iop Write” (C05).

9.Press the x/Z button to complete, remove the power plug to the outlet.

Display Precedure:

1.While pressing the AMS knob and x/Z button, connect the power plug to the outlet, and release the AMS knob and x/Z button.

2.Rotate the AMS knob to display “[Service]”, and press the @/1 button.

3. Rotate the AMS knob to display “Iop Read” (C26), and press the @/1 button.

4.“@@.@/##.#” is displayed and the recorded contents are displayed. @@.@ : indicates the Iop value labeled on the pick-up.

##.# : indicates the Iop value after adjustment

5.To end, press the AMS button or x/Z button to display “Iop Read” (C26), remove the power plug to the outlet.

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Sony MDS-PC3 specifications Record Precedure