Disassembly - JVC LT-42WX70/APT Service Manual

3.1 CAUTION AT DISASSEMBLY
• 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 [SPEAKER ASSY]
3.2.1 REMOVING THE SPEAKER UNIT (Fig.3-1)
(1) Remove the REAR SHEET.
(2) Remove the 4 screw [A].
(3) Remove the SPEAKER UNIT(L/R).
SPEAKER UNIT
3.3 DISASSEMBLY PROCEDURE [MAIN UNIT]
3.3.1 REMOVING THE REAR COVER (Fig.3-2)
(1) Remove the TERMINAL COVER(L/R).
(2) Carefully peel off the TOP SHEET.
(3) Remove the 4 screws [A], 2 screws [B], 1 screw [C] and 8
screws [D].
(4) Loosen the 2 screws [E] to the same length as the screws
[A]. (So that the lengths a and b become the same.)
(5) Push in the loose screws [E], then remove the REAR
COVERS (L/R) by pulling them up to the direction of the
arrows.
NOTE:
• Store the peeled off TOP SHEET avoiding dust adherence.
• Do not use any substitute double-faced tape other than the
original one used with the TOP SHEET.
1-12 (No.YA700<Rev.001>)
SECTION 3

DISASSEMBLY

3.2.2 REMOVING THE JOINT BRACKET (Fig.3-1)
(1) Remove the 2 screws [B].
(2) Remove the JOINT BRACKET.
B B
JOINT BRACKET
CONN ROD
REAR SHEET
A A
Fig.3-1
3.3.2 REMOVING THE INVERTER-1 (Fig.3-2)
• Remove the REAR COVER.
(1) Remove the 5 screw [F].
(2) Remove the INVERTER-1.
3.3.3 REMOVING THE INVERTER-2 (Fig.3-2)
• Remove the REAR COVER.
(1) Remove the 12 screw [G].
(2) Remove the INVERTER-2(L/R).
3.3.4 REMOVING THE AC INLET PWB (Fig.3-2)
• Remove the REAR COVER.
(1) Remove the 2 screws [H].
(2) Remove the AC INLET PWB.
SPEAKER UNIT
A A