JVC LT-52GZ79 User Manual

(No.YA665<Rev.001>)1-9
SECTION 3
DISASSEMBLY
3.1 CAUTION AT DISASSEMBLY
• Be sure to perform the SYSTEM SETTING, at the end of the
procedure.
• Make sure that the power cord is disconnected from the outlet.
• Pay special attention not to break or damage the parts.
• Make sure that there is no bent or stain on the connectors
before inserting, and firmly insert the connectors.
• Be sure to reattach the wire clamps removed during the
procedure to the original positions. (Attaching the wire clamps
in wrong positions may affect the performance.)
REFERENCE:
When removing each board, remove the connector if
necessary. The operation is easier if you write down the
connection points (connector numbers) of the connector. For
connection of each board, refer to the "WIRING DIAGRAM" of
the Standard Circuit Diagram.
3.2 DISASSEMBLY PROCEDURE
3.2.1 REMOVING THE REAR COVER (Fig.3-1)
(1) Remove the 1 screw [A].
(2) Remove the POWER CORD COVER in the direction of the
arrow.
(3) Remove the POWER CORD.
(4) Remove the 1 screw [B], 10 screws [C] and 11 screws [D].
(5) Remove the REAR COVER.
3.2.2 REMOVING THE ANALOG PWB (Fig.3-1)
• Remove the REAR COVER.
(1) Remove the 1 screw [E].
(2) Remove the TUNER BASE.
(3) Remove the 3 screws [F] and 7 screws [G].
(4) Remove the TERMINAL BASE.
(5) Remove the 3 screws [H].
(6) Remove the BACK BRACKET(R).
(7) Remove the 6 screws [J] and 2 screws [K].
(8) Remove the ANALOG PWB.
3.2.3 REMOVING THE DC-DC PWB (Fig.3-1)
• Remove the REAR COVER.
• Remove the BACK BRACKET(R).
(1) Remove the 3 screws [L].
(2) Remove the DC-DC PWB.
3.2.4 REMOVING THE POWER PWB (Fig.3-1)
• Remove the REAR COVER.
(1) Remove the 3 screws [M].
(2) Remove the BACK BRACKET(L).
(3) Remove the 11 screws [N].
(4) Remove the POWER PWB.
3.2.5 REMOVING THE SW PWB/CONTROL BASE (Fig.3-1)
• Remove the REAR COVER.
(1) Remove the 1 screw [P].
(2) Remove the KNOB BASE.
(3) Remove the 1 screw [Q].
(4) Remove the SW PWB.
(5) Remove the 1 screw [R].
(6) Remove the CONTROL BASE.
3.2.6 REMOVING THE DIGITAL PWB (Fig.3-1)
• Remove the REAR COVER.
• Remove the SHIELD COVER.
• Remove the SHIELD TERMINAL.
(1) Remove the 1 screw [S] and 3 screws [T].
(2) Remove the SHIELD TERMINAL.
(3) Remove the 9 screws [U].
(4) Remove the DIGITAL PWB.
CAUTION :
Make sure to perform the "SYSTEM SETTING", when
DIGITAL PWB is replaced.
3.2.7 REMOVING THE SPEAKER (Fig.3-1)
• Remove the REAR COVER.
(1) Remove the 6 screws [V].
(2) Remove the SPEKAER.
NOTE
When the SPEAKER is decomposed, the performance cannot
be kept.
3.2.8 REMOVING THE STAND (Fig.3-1)
(1) Remove the 1 screw [B] and 4 screws [W].
(2) Remove the STAND.
3.2.9 REMOVING THE LED PWB (Fig.3-1)
• Remove the REAR COVER.
• Remove the STAND.
• Remove the SPEKAER.
(1) Remove the 5 screws [AA] 4 screws [AB] and 8 screws
[AC].
(2) Remove the BOTTOM BRACKET.
(3) Remove the 2 hooks [b].
(4) Remove the LED PWB.
3.2.10 REMOVING THE LED LENS (Fig.3-1)
• Remove the REAR COVER.
• Remove the STAND.
• Remove the BOTTOM BRACKET.
• Remove the LED PWB.
(1) Remove the 2 screws [AD].
(2) Remove the LED LENS.
3.2.11 REMOVING THE LCD PANEL UNIT (Fig.3-1)
• Remove the REAR COVER.
• Remove the STAND.
• Remove the TUNER BASE.
• Remove the SPEKAER.
• Remove the BOTTOM BRACKET.
(1) Remove the 3 screws [AE] and 2 screws [AF].
(2) Remove the MAIN BASE.
(3) Remove the 6 screws [AG].
(4) Remove the SIDE BRACKET(L/R).
(5) Remove the 4 screws [AH].
(6) Remove the TOP FRAME in the direction of the arrow.
(7) Remove the LCD PANEL UNIT from the FRONT PANEL.

JVC LT-52GZ79 Specifications

General

Brand	JVC
Model	LT-52GZ79
Category	TV
Language	English