Read Panasonic TX-P42U20B / TX-P42U20E / TX-PR42U20 Service Manual online
6
3 Service Navigation
3.1.
PCB Layout
Board Name
Function
Board Name
Function
P
Power Supply
C1
Data Driver (Lower Right)
A
DC-DC Converter, Tuner
Speaker out, AV Terminal, HDMI in, SD Card
Digital Signal Processor, PEAKS-sLD
Format Converter, Plasma AI, Sub-Field Processor
Key Switch
Speaker out, AV Terminal, HDMI in, SD Card
Digital Signal Processor, PEAKS-sLD
Format Converter, Plasma AI, Sub-Field Processor
Key Switch
C2
Data Driver (Lower Left)
SC
Scan Drive
SS
Sustain Drive
SS2
Sustain out (Lower)
SM
Scan out
Non serviceable.
SM-Board should be exchanged for service.
Non serviceable.
SM-Board should be exchanged for service.
K
Remote receiver, Power LED, C.A.T.S. sensor
S
Power Switch
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