Cd Player Adjustment - Sanyo MCH-900F Service Manual

i
CD PLAYER ADJUSTMENTS
a. REPLACEMENT AND LUBRICATION OF THE PICK-UP
Q
-#
(1)
(2)
(3)
(4)
(5)
(6)
(7)
Remove Ihe pick-up advance gear
(2).
Remove the brackets
(6) securing the pick-up rail in place.
V*
*
—
FLOIL (G-425A)
Pull out the pick-up rail (5).
1
If the pick-up is reconditioned or replaced, be sure [o wipe
the rails clean and also apply a coaling of FLOIL (G-425A)
10 their entire circumference and
enlire length.
After replacement, inslall the shaft as before.
The pick-up P. C. Board pattern is
"shorted",
as shown in
the figure , so that the new pick-up will not be susceptible to
Ihe effects of static.
FLOI
Set the pattern to
"Open"
after the pick-up has been
(G-425A) I
replaced.
P
"a
7 w~~
FLOIL ~ I
1
(G-425A) ~ I
\
SHORT ~
OPEN
NOTE ;
In order to prevent damage by static electricity
during shipment, the indicated patterns on the
pick-up P.C. Board are short-circuited by solder.
After the pick-up replacement, remove the
solder that is short-circuiting the patterns.
b.
REPLACEMENT OF THE SLED MOTOR
Check the position of the red mark on the bottom of the
motor, as shown in the diagram.
c. LUBRICATION OF THE CD MECHANISM
.
Be
sure, at this time, not to touch any oiher part.
NOTE : FLOIL (G-425A)
-6
FLOIi_(G-425A)
~
"432,
~FLOIL
(
/10
-8-