1050MD/DM-5090(K) COVER 97.11.28 2:25 AM y[W 19
1050MD/DM-5090/DM-9090
CIRCUIT DESCRIPTION
2. Change the playback point.2. The DELETE key can be pressed at any time to stop the
(1)Press the ENTER key during continuous playback. Therecording.
display then changes as follows.3. An erasure prevention control is not detected in the test
MID OUT INmode. Be careful not to enter the continuous recording
mode using a disc containing the data that should not be
(2)After the access operation is completed, the displayerased.
changes OC=####� a=##�.
4. Do not record continuously for more than five minutes.
Note: Numerals on the display appear the error rate and
ADIP error.5. Take care that no vibration is applied during continuous
recording.
3. Terminating the continuous playback mode
(1)Press the DELETE key. The display then changes to4-5 Other key functions
OCPLAY MODE�.Function Description
3Plays back continuously when this key is pressed during
(2)Press the EJECT key to take out the disc.stop. Turn on and off the tracking servo when it is
Note :The playback start addresses of IN, MID, and OUT
pressed during continuous playback.
are described below.7Stops the continuous playback and recording.
IN30H cluster1The thread moves to the inner circumference while this key
MID300H clusteris pressed.
OUT700H clusterREC INPUT Selects the mode for the pit and groove every time this key
is pressed.
4-4-2 Operation in continuous recording modeREC MODE Selects the spindle servo mode. (CLV-S and CLV-A)
1. Entering the continuous recording modeTITLE INPUT Selects the contents of the display every time this key
(1)Insert a recordable disc into the unit.is pressed.
(2)Turn the JOG DIAL to display OCREC MODE�.Note :An erasure prevention control is not detected in the
(3)Press the ENTER key. The display then changes fromtest mode. Notice that recording is performed irrespective
OCREC MODE� to OCREC IN�.of the erasure prevention control position when the REC key
(4)Press the ENTER key again. The display changes fromis pressed.
OCREC IN�to OCREC (####)�, and the continuous
recording is started.4-6 Display in test mode
Note: Numerals on the display (####) appear the address ofThe display is selected in the order of MODE display,
address display and error rate display every time the TITLE
recording point.INPUT key is pressed.
2. Change the recording point.
1. MODE display
(1)Turn the JOG DIAL to clockwise while OCREC IN� is dis-OTEMP ADJUST� and OCPLAY MODE� are displayed as the
played. The display changes as follows. (The recordingMODE display.
point can be shifted.)
2. Error rate display
MID OUT INThe error rare display appears as described below.
C1 = #### AD = ##
C1 = C1 error,AD = ADIP error
(2) Press the ENTER key. The display then changes to3. Address display
OCREC(####)�, and the continuous recording is started.The address display appears as described below.
Note : Numerals on the display (####) appear the addressh = ####, d = ####(Recordable groove and pre-mastered
of recording point.disc.)
3. Terminating the continuous recording modeh=Header address, d=ADIP address
(1)Press the DELETE key. The display then changes to* When no address can be read," - " display appears.
OCREC MODE� and the REC display goes off.4. Segment indication
(2)Press the EJECT key to take out the disc.[play] mark : servo on
Notes :[pause] mark : tracking servo on
1. The recording start addresses of IN, MID, and OUT are[rec] mark : servo on (laser light power)
described below.[SINGLE] : servo groove mode
[TOTAL] : servo mode (CLV-A)
IN30H cluster[PGM] : spindle lock
MID300H cluster[COPY] : recordable disc
OUT700H cluster
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ACEC
