JVC AV-65WP74/HA Service Manual page 14

AV-65WP74
2.7 DISASSEMBLY PROCEDURE
• Make sure that the power cord is pulled out from the AC wall
socket.
2.7.1 SPEAKER GRILLE
(1) Remove 4 screws [ A ] from rear side.
(2) Open the door of the FRONT CONTROL BOX and remove
2 screws [ B ] from front side.
(3) Take out the SPEAKER GRILLE.
2.7.2 SPEAKER (WOOFER)
• Take out the SPEAKER GRILLE
(1) Remove 4 screws [ C ].
(2) Take out the WOOFER.
(3) Disconnect the speaker wire from speaker terminal.
*Remove the both side speaker same manner.
2.7.3 SPEAKER (TWEETER)
• Take out the SPEAKER GRILLE
(1) Remove 2 screws [ D ].
(2) Take out the TWEETER.
(3) Disconnect the speaker wire from speaker terminal.
*Remove the both side speaker same manner.
2.7.4 FRONT BOARD
• Take out the SPEAKER GRILLE.
(1) Remove 4 screws [ E ].
(2) Take out the FRONT BOARD.
2.7.5 FRONT CONTROL BOX
• Take out the SPEAKER GRILLE.
(1) Remove 2 screws [ F ] and 2 screws [ G ] attaching the
FRONT CONTROL BOX.
(2) Disconnect the connector [BH], [R], [BG] on the FRONT
CONTROL PWB.
(3) Take out the FRONT CONTROL BOX.
2.7.6 FRONT CONTROL PWB
• Take out the SPEAKER GRILLE.
• Take out the FRONT CONTROL BOX.
(1) Remove 3 screws [ H ] from rear side of FRONT
CONTROL BOX.
(2) Take out the FRONT CONTROL PWB.
65WP74CP-S : DIGITAL INPUT MODULE
POWER CORD
1-14 (No.52096)
All manuals and user guides at all-guides.com
CAUTION AT DISASSEMBLY
1
3
5
AV JACK BOARD SB
connector
SPEAKER WIRE
SPEAKER
(WOOFER)
C
SPEAKER
(TWEETER)
B
H
FRONT CONTROL BOX
REAR SIDE
Prior to disassembly, unplug the power code from the AC outlet
without fail. (Turn the power "off".)
Short the SB connector [1] pin and [2] pin of the DIGITAL INPUT
MODULE. (At the time of assembling)
Before the rear panel is inserted into the cabinet, release the
short-circuit between the SB connector [1] pin and [2] pin of the
DIGITAL INPUT MODULE.
After releasing the short-circuit between the SB connectors, do
2
not turn the power on until the rear panel is inserted into the
cabinet.
4
Negligence in carrying out the above steps may cause the
6
inactivation of the TV.
A
D
F
G
E
FRONT CONTROL
FRONT BOARD
SPEAKER GRILL
Fig.1
BH R BG
FRONT CONTROL PWB
Fig.2
A
BOX