Panasonic PT53X54J - 53" PROJECTION TV HD, Service Manual

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13 Disassembly for service
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NOTE:
Board ground wires may have to be disconnected to disassemble some boards. All ground wires must be reconnected
using jumper leads, if necessary, before power is applied to PTV for service.
Speaker grille removal
Speaker grille, is secured to the cabinet of the PTV with 1 velcro dot and 2 screws at the bottom. Take the screws out and
grip panel from the bottom, pull slightly backward and at the same time pull down to uncouple the 4 tabs. When
reassembling,make certain to firmly press on the panel where the velcro dot is and that the four tabs are properly inserted in
the front cover.
Speaker grill removal
Front cover replacement
1. Remove the speaker grille.
2. Remove the cabinet front board by removing the 2 screws in the middle section.
3. Remove the screws from the middle section (4) of the front panel and both side panels (3 in each side from the back,
see picture).
4. Pull the front panel from the bottom slightly downwards to unlock the tabs and remove.
Speakers replacement
1. Each speaker set is conformed by a tweeter and a woofer mounted in an enclosure fixture. This fixture is fastened to the
main cabinet board by 6 screws. The tweeter and woofer are mounted in the fixture with 2 screws (each speaker).
It isrecommended for speaker servicing to remove the speaker enclosure.
2. Disconnect the R (A22) and L (A21) speaker connectors from A-board.
IMPORTANT!!
When replacing speakers (tweeters and woofers) be sure to order the proper replacement part number. Check part number
on the back of the speaker and order accordingly as different part numbers differ on PT-53X54J models. Also check part
list whenordering.
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