JVC XV-N318S, Service Manual

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1-8 (No.YD034)
SECTION 3
DISASSEMBLY
3.1 Main body section
3.1.1 Removing the top cover (See Figure 1)
(1) Remove the two screws A attaching the top cover on both
sides of the main body.
(2) Remove the three screws B attaching the top cover on the
back of the main body.
(3) Raise the both sides and lower part of the rear of the top
cover, with opening them slightly in an outward direction.
And the top cover will be removed.
Fig.1
3.1.2 Removing the mechanism assembly (See Figure 2, Figure 3, Figure 4)
• Prior to performing the following procedure, remove the top
cover.
• There is no need to remove the front panel assembly.
(1) Insert a kind of screwdriver in a hole located in the right
side of mechanism assembly, and push a lever until it can-
not be inserted any further.
(2) And then, a tray will come out. Remove the tray in an upper
direction, with slightly opening the lower part of fitting in an
outward direction.
(3) Remove the three screws C attaching the mechanism as-
sembly.
(4) A tray is made to slide ahead.
(5) A gear 1 is turned counterclockwise. Then, a pick-up unit
moves back.
(6) It solders to two a sections on the pick-up unit.
(7) Disconnect the card wire from connector CN201 , CN202 ,
CN101 on the main board.
ATTENTION:
Please extract the wire after short-circuited of two places
on the wire in part
a with solder. Please remove the sol-
der two places of part a after connecting the wire with
CN101 when reassembling.
CAUTION:
Be sure to solder the short land sections “ a ” on the pick-
up unit before disconnecting the card wire from connec-
tor
CN101 on the main board.
If the card wire is disconnected without attaching solder,
the pick-up unit may be destroyed by static electricity.
(8) Remove the mechanism assembly by lifting the rear part of
the mechanism assembly.
Fig.2
Fig.3
Fig.4
B
A
x 2
TOP COVER TOP COVER TOP COVER
B
B
Front panel assembly
Mechanism assembly
Tray
Fitting
Hole and lever
Push Push
C
Mechanism assembly
Main board
C
C
CN101 CN202
CN201
Section a Pick-up
Gear1