Sony EVO-720P - Page 231

dae noise pitch on exit side (lower screen))
See Fig. 7-86.)
et to the PLAYBACK mode and confirm that the
F waveform is flat,
aveform is not flat:
erform height adjustment of No.4-guide and No.5
huide according to 7-4-4, Exit Side Adjustment.
Naveform is flat:
otate the guide lower toothed wheel counter-
jlockwise with No.6 guide lock jig (Ref. No. J-11) to
osenl, and rotate No.6 guide counterclockwise 45°
o tighten the lower toothed wheel. Confirm the RF
waveform of the REV mode again. (See Fig. 7-87.)
ie lf No.6 guide is raised too. much, wrinkles
may occur in section @ between the capstan
shaft'and No,5. guide. Confirm that no
| wrinkles are occurring. (See Fig. 7-88.)
; frat p 6 |
a<b<c
Screen
Fig. 7-86.
—309—
No.6 guide lock jig
No.6 guide
Guide lower gear
Fig. 7-87,
No.5 guide ae
Capsten .shaft
Fig. 7-88.