47
RCD-W2000ES
6)
As prompted by the message shown in Fig. 4-48, check that
the waveform as shown in Fig. 4-47 appears on an oscilloscope.
4
Fig. 4-48
4
Fig. 4-50
RF signal waveform
VOLT/DIV : suitable value
TIME/DIV : 500ns
4
Fig. 4-47
7)
As prompted by the message shown on display, check that the waveform as shown in Fig. 4-49 appears on an oscilloscope.
8)
Check that the message “CDRW REC-CHECK completed!”
appears.
(Fig. 4-50)(The tray opens.)
Stop playback (4X) and exit from the test mode (Deck A).
(refor to page 19.)
NG Judgment Result Indication
4-5-1.
CD-RW 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 RBD2.
Replace KRM-220CAA.
RF signal waveform
VOLT/DIV : suitable value
TIME/DIV : 500ns
4
Fig. 4-49
