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Pioneer PDP-42A3HD Service Manual page 29

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5
Block Description of Display
1. The ADC & HDMI receiver composes ADC and HDMI receiver.
2. The Video Decoder is composed of uPD64012 and VPC3230, converts from analog signal to
digital video signal.
3. The CXA2069 switches input signal and selects the signal.
4. The MDIN150 is de-interlacer, it functions that interlaced signal converts de-interlaced signal and
improves picture quality.
5. The ASI510 is scaler IC, scaling video signal it interfaces with related IC and outputs 24 bit RGB
format video.
6. The SDA6001 is composed of micom and closed caption block, it controls related IC, power on/off
system, and signal flowing system.
7. IO expander functions that it increases the IO port from receiving IIC communication signal.
8. The real timer(M41T81) is timer with using the clock generator.
Factory Mode
1. The method of factory mode
• To enter the test mode press keys on Remote control in
sequence as below.
INPUT
0 9 1 7
•You can adjust the register of IC, but this operation is very critical in set operation.
2.
Self-check mode and error code is not applicable in this set.
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PDP-42A3HD
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