Pdr-04 – Pioneer PDR-04 User Manual
Page 78
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PDR-04
(6) Operating Flow Chart (3)
STOP -» REC sequence
(From STOP mode)
OPC means
recording power |\jo
calibration.
Not performed if OPC has been
performed on the mounted disc
after the power was turned ON.
OPC
® Perform test recording
(sweep recording) on the
inner periphery of the disc
(power calibration area.)
d) Playback the area just
recorded.
® Determine the optimum
recording power according
to the playback result.
Search
► Search for the write-over-area
(end of recorded section).
ATIP
sync.
Recording
power
Playback
RF waveform
(AC couple)
Determine the optimum recording power by performing
15-step sweep recording every 13.3ms.
M 1 ATIP (subcode) frame 13.3 ms
1 2 3 4
5
6
(( 13 14 15
innnnnnrjTXll^
\
►
Set EFM encoder and servo
circuit to REC mode.
►
Output the optimum recording
power acquired through OPC.
c
End
(REC mode)
78