Akai PDP4294LV1 Service Manual download pdf (Page 38)

PCB function

1. Power:

(1). Input voltage: AC 110V~240V, 47Hz~63Hz.

Input range: AC 90V(Min)~265V(Max) auto regulation.

(2). To provide power for PCBs.

2. Main (Video InterFace) board: To converter TV signals, S signals, AV signals, Y Pb/

Cb Pr/Cr signals, DVI signals and D-SUB signals to digital ones and to transmit to

Control board.

3. Control board: Dealing with the digital signal for output to panel.

4. Y-Sustainer / Z-Sustainer board:

(1). Receiving the signals from Control and high voltage supply.

(2). Output scanning waveform for Module.

5. Y-Drive board: Receive signal from Y sustainer, output horizontal scanning wave-

form to the panel.

6. X (left and right) extension board: Output addressing signals.

7. Tuner/Audio Board

: :

: Amplifying the audio signal to the internal or external speakers

of which selected.

1 2 ... 33 34 35 36 37 38 39 40 41 42 43 ... 102 103

No comments

Akai PDP4294LV1 Service Manual Page 38