MX-J100
1-23
Flow of functional operation until TOC read
RESET a CD LSI
LIMIT SW ON
SET Default value of
TE gain, TE balance
Automatic adjusting of
TE offset
Automatic adjusting of
TE gain
Automatic adjusting of
TE balance
Automatic adjusting of
focus bias
Disc is rotated
LASER power ON
Automatic adjusting of
FE offset
Detection of disk
Disc states
to rotate
Approx.3.7sec
Pin 54 of
KB9223/TE
(IC922)
Approx
0.4V
2.50V
Tracking error waveform at TOC reading
Power ON
Play Key
Confirm that the voltage at the
pin70 of KB9223(IC922) is 3.5V.
Confirm that the signal from pin46
of KB9223(IC922) is 3.5V as a
accelerated pulse during
approx.1.96s.
Confirm the waveform of
the Tracking error signal
at the pin 54 of KB9223(IC922).
TOC reading
Play a disc
Confirm the eye-pattern
at the pin74 of KB9223(IC922).
Confirm that the voltage at the pin38
of KB9223(IC922) is "L" "H".
Confirm that the voltage at the pin41
of KB9223(IC922) is "H" "L" "H".
Check Point
Содержание CA-MXJ100
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Страница 27: ...MX J100 1 27 LA1837 TIC1 FM IF DET AM RF IF DET ...
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