Panasonic TC-P50S1 manual Technical Changes TC-P42X1, These circuits are now part of the A board

Models: TC-P42X1 TC-P46S1 TC-P50S1 TC-P42S1 TC-P50X1

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Technical Changes (TC-P42X1)

Technical Changes (TC-P42X1)

New

No D board

No SD Card Slot board (GS) No Fan Drive board (PB)

These circuits are now

part of the A board

The A board is now located below the SS board.

SS11 besides providing Vsus to the SS board, now it also provides P15V

Vda is now connected directly to the C board (P35 to C25). It is no longer routed thru the SS board.

There is no STB5V switching jumper on the SS board (SS34). The jumper is now on the P board (P34)

There is no relays click at plug in.

There is a cable between the SC board and the SS board.

The Key input line for CH UP, CH DWN, VOL UP, VOL DWN, Menu, and INPUT/OK operations is now routed thru the C1 board before it’s connected to the A board

The output of the SS board is monitored on the SC board (Energy Recovery)

The Scan Drive Section (SC, SU, and SD) can’t be isolated by just disconnecting SC2 and SC20 on the Scan board. The TV shuts down and the power LED blinks 6 times if these connectors are unplugged

Slide #21

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Panasonic TC-P50S1, TC-P42S1 manual Technical Changes TC-P42X1, No D board No SD Card Slot board GS No Fan Drive board PB