47
DVR-A03
(2.2) Recording Power Adjustment
To optimize the playback power of laser diode (LD).
When a gap is terrible : Player does not playback, track search is impossible
When a gap is light
: RF waveform is dirty.
Shine the light emitted from the objective
lens on the light power meter sensor.
Wavelength 780nm Ave. mode
STOP
Set the value with the command
None needed
[Write Power Low Adjustment]
"1AW"
Adjust with UP/DN command so that the indication of light power meter becomes 3.4
±
0.1mW.
"EE"
(Store the adjustment value in the nonvolatile memory)
[Write Power High Adjustment]
"0AW"
Adjust with UP/DN command so that the indication of light power meter becomes 5.9
±
0.1mW.
"EE"
(Store the adjustment value in the nonvolatile memory)
[Erase Power Low Adjustment]
"3AW"
Adjust with UP/DN command so that the indication of light power meter becomes 3.6
±
0.1mW.
"EE"
(Store the adjustment value in the nonvolatile memory)
[Erase Power High Adjustment]
"2AW"
Adjust with UP/DN command so that the indication of light power meter becomes 6.5
±
0.1mW.
"EE"
(Store the adjustment value in the nonvolatile memory)
[Erase Power APC Low Adjustment]
"2DT" (Selects CD-RW mode)
"5AW"
Adjust with UP/DN command so that the indication of light power meter becomes 7.6
±
0.1mW.
(Store the adjustment value in the nonvolatile memory)
[Erase Power APC High Adjustment]
Adjust with UP/DN command so that the indication of light power meter becomes 15.1
±
0.1mW.
(Store the adjustment value in the nonvolatile memory)
[RW Erase Power Low Adjustment]
"7AW"
Adjust with UP/DN command so that the indication of light power meter becomes 5.3
±
0.1mW.
"EE"
(Store the adjustment value in the nonvolatile memory)
[RW Erase Power High Adjustment]
"6AW"
Adjust with UP/DN command so that the indication of light power meter becomes 10.2
±
0.1mW.
"EE"
(Store the adjustment value in the nonvolatile memory)
Player state
Adjustment location
Disc
Objective
Symptom when out of
adjustment
Measurement Instru-
ment connections
[Procedure]
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