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7
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 optical pick-up label. 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 Procedure:
1.
While pressing the
l
AMS
L
knob and
x
button, connect the power plug to the outlet, and release the
l
AMS
L
knob
and
x
button.
2.
Turn the
l
AMS
L
knob to display “[Service]”, and press the YES button.
3.
Turn the
l
AMS
L
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
l
AMS
L
knob.
To select the digit
: Press the
l
AMS
L
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 FILTER button to complete.
Display Procedure:
1.
While pressing the
l
AMS
L
knob and
x
button, connect the power plug to the outlet, and release the
l
AMS
L
knob
and
x
button.
2.
Turn the
l
AMS
L
knob to display “[Service]”, and press the YES button.
3.
Turn the
l
AMS
L
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
l
AMS
L
knob or MENU/NO button to display “Iop Read”. Then press the FILTER button.
Содержание MDS-JB940
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