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Revox C221 - Page 65

Revox C221
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RÄ/ox
Lecteur CD C221 Manuel
de service
4.2.6 Surveillance
du d6marrage
de modulation
C16
ä lC23 et
les composants correspondants surveillent
le
niveau de
modulation
lorsque la fonction
Auto
Cue est
activ6e et
que
le lecteur CD se
trouve en mode de
pause.
lC18 compare
le niveau de
modulation ä une r6f6rence
pr6fix6e.
La
valeur de r6f6rence
peut
ötre r6gl6e au
moyen de
commutateurs
DIP
(SW2)
sur
le
Converler
Board dans
la
plage
de
-18
ä
-66
dB.
La valeur de
r6f6rence
est r6gl6e
par
I'usine ä
-54
dB.
Tableau
des
positions
de commutateur
(SW2)
du seuil
de
r6f6rence
dB
S6
S8
-66
-60
-56.4
-54
-50.4
-48
-45
-42
-39
-36
-33
-30
-27
-24
-21
-18
on
on
on
on
on
on
on
OFF
OFF
on
on
on
OFF
on
OFF
OFF
on
on
on
on
on
on
on
on
on
OFF
OFF
on
on
on
OFF
OFF
on
on
on
on
on
OFF
OFF
on
on
on
OFF
on
OFF
on
on
OFF
on
on
on
OFF
OFF
on
on
on
OFF
on
OFF
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
on
OFF
OFF
on
on
OFF
on
on
on
on
on
on
on
on
on
on
on
on
on
OFF
OFF
OFF
on
OFF
OFF
on
OFF
on
OFF
on
OFF
on
on
on
on
on
on
on
OFF
on
OFF
on
on
on
OFF
on
on
on
on
on
on
on
on
on
La surveillance
de d6marrage de modulation communique au
microprocesseur
le r6sultat de cette comparaison
-
signal
M(O)DET.
34

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