42
RCD-W222ES
4)
Press the
H
button of Deck A. After playback starts, press
“OK”.
(See Fig. 4-40)
5)
When the message as shown in Fig. 4-41 appears some seconds
later, select 4x of the test mode (refer to page 18, Play Speed
Selection Mode (Deck A)) PLAYBACK SPEED. Then press
the
H
button of Deck A. After playback starts, press “OK”.
6)
As prompted by the message shown in Fig. 4-43, check that
the waveform as shown in Fig. 4-42 appears on an oscilloscope.
7)
As prompted by the message shown in Fig. 4-45, check that
the waveform as shown in Fig. 4-44 appears on an oscilloscope.
4
Fig. 4-40
4
Fig. 4-41
4
Fig. 4-43
4
Fig. 4-45
RF signal waveform
VOLT/DIV : suitable value
TIME/DIV : 500ns
4
Fig. 4-42
RF signal waveform
VOLT/DIV : suitable value
TIME/DIV : 500ns
4
Fig. 4-44
8)
Check that the message “CDR REC-CHECK completed!” appears.
NG Judgment Result Indication
4-4-1.
CD-R Playback Measurement NG!
Contents : This message appears when the BLER (Block Error Rate) *Beta/m11 of the track that is recorded and played back, is outside
the specification.
Measure : Check if there is any abnormality in RBD1.
Replace KRM-220CAA.
