Sony RCD-W50C Service Manual page 44

RCD-W50C
4-3. CD-RW Playback Adjustment
1) Select the menu as follows. Control → Macro, and select 03cdr_S.ttl.
Press "Open".
2) Place the test CD TCD-W091W on the tray as prompted by
the display and press "OK". (Fig. 4-27)
3) Press the "RESET" button (SW101) of the jig as prompted by the display.
4) As prompted by the message shown in Fig. 4-29, check that
the waveform as shown in Fig. 4-28 appears on an oscilloscope.
RF signal waveform
4 Fig. 4-28
5) As prompted by the message shown in Fig. 4-31, check that
the waveform as shown in Fig. 4-30 appears on an oscilloscope.
RF signal waveform
4 Fig. 4-30
6) As prompted by the message shown in Fig. 4-33, check that
the waveform as shown in Fig. 4-32 appears on an oscilloscope.
RF signal waveform
4 Fig. 4-32
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VOLT/DIV : suitable value
TIME/DIV : 500ns
VOLT/DIV : suitable value
TIME/DIV : 500ns
VOLT/DIV : suitable value
TIME/DIV : 500ns
4 Fig. 4-27
4 Fig. 4-29
4 Fig. 4-31
4 Fig. 4-33