Sharp GX-CD555Z - Page 12

Stick black tape on the disc
(1.2 - 1.5 mm wide)
A disc other than the test disc
can be used. Do not put the black
tape on the initialized section
(TOC).
Figure 14-1
Figure 14-2
CD SERVO PWB-C 1
CNP720 CNS700
- ‘Fg
IC720
c1
The error waveform should be
uniform and minimum.
II2 vcc
CNP951
IC780
El
TP751
Figure 14-3
FOR LASER POWER
NOT ADJUSTMENT
I
PICKUP
FOR DEFOCUS
Figure 14-4 ADJUSTMENT POINTS
-14-