LG 42PQ20 Training Manual page 66

Y - DRIVE PWB SECTION (Y
Y - DRIVE PWB SECTION (Y
Y-Drive Board works as a path supplying the Sustain and Reset waveforms which are
made in the Y SUSTAIN PWB and sent to the Panel through SCAN DRIVER IC's.
The Y Drive Boards supply a waveform which selects the horizontal electrodes
sequentially.
* 42PQ20 uses 8 DRIVER ICs on 1 Y Drive Board
Y DRIVE WAVEFORM TEST POINT
To facilitate scope attachment, solder a
small wire (Stand Off) at this point.
- Drive Explained)
- Drive Explained)
66
Y DRIVE WAVEFORM
January 2009 Plasma 42PQ20