JVC UX-M3R - Flow of Functional Operation until TOC Read

UX-M3R
1-17
Flow of functional operation until TOC read
Power ON
Slider turns REST
SW ON.
Laser ON
Confirm that the voltage at the pin5 of CN703 is
"H"/"L"/"H"
Check that the voltage at the pin10(LD) of
CN704 is +1.35V.
Focus start
FOK
PLL Lock
Turn on radial
servo
Read TOC
Confirm the eye-pattern at the "RF" test point.
Turn on focus
servo
Disc spinning
Radial_error
scaling
Check that the voltage at the pin1 and pin2 of
CN703 is +0.65V.
Before connecting a measuring instrument to
the measuring point, turn the power of the
main unit to OFF.
After performing a measurement and before
disconnecting the measuring instrument,
again turn the power of the main unit to OFF.
(If a measuring instrument is disconnected
while an electric current is being output to the
main unit, the pick up of the main unit will be
damaged.)
Caution