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PDR-W839
6. ADJUSTMENT
6.1 3CD SLIDER OPERATION CONFIRMATION
6.2 3CD RF OUTPUT AND JITTER LEVEL CONFIRMATION
[ Standard Value]
(1) Eject the disc ,and when all 3CD tray stay at the home position,
turn off the power. (Refer to the right picture)
(2) Move the slider gear so that the slider move to the outer
side. (Refer to the right picture.)
(3) Turn on the power and confirm the following 1~5 movement.
1 The pick-up move to the most inner side.
2 The tray do the clamping movement.
3 The pick-up do the spindle-kick movement ,and then do the
LD ON and FOCUS ON movement. (3 times)
4 Redo the 3 movement once more.
5 Confirm the FL display that the set detect NO DISC.
(1) Set the RW disc to the CD-R side.
(2) Copy from 3CD side to CD-R side at normal and double speed.
(3) Confirm the RF output and jitter level of 3CD side at normal and double speed .
3
CD CHECK
NOTE: There is no information to be shown in this 3CD adjustment.
Slider Gear
3CD Tray at Home position
RF Output Waveform
at IC1101 PIN25
IC1101 PIN25
(Use STD-903 or STD-905 Test Disc)
Normal Speed
under 25 ns
about 1.2 V
p-p
about 1.0 V
p-p
JITTER
RF LEVEL
under 20 ns
Double Speed
SIDE B
3CD CORE
ASSY
Check Point
V: 50mV/div., H: 500msec/div.
(play)
DANGER – LASER RADIATION WHEN OPEN.
AVOID DIRECT EXPOSURE TO BEAM.
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General
Weight and Dimensions
