Asymmetry Verification - Panasonic JU-475-4 Service Manual

9.10 Asymmetry Verification
(1) Inserta work diskette.
(2) Step tothe track specified in the asymmetry item of Table 8-1.
(3) Setthe oscilloscope as follows.
SYNC VERT | HORIZ
(4) Write 1F.
(5) A read waveform is displayed on the oscilloscope as shown in Fig. 9-7.
(6) Confirm if it satisfies the value as shown in Fig. 8-1.
CH 1 CH 2
Fig. 9-7 Asymmetry Waveform
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