Vizio Gallevia GV46LHDTV10A, Service Manual

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CONFIDENTIAL – DO NOT COPY Page 8- 20
File No. SG-0199
The operation of TV route
TV signal is processes to the tuner and output toMTK8205 the MTK8205 generates the
vertical and horizontal timing signals for display device. Audio is processes to the tuner output
to SIF circuit and output to 4450.
The operation of DTV route
DTV signal is processes to the tuner and output to MT5112 who handle ATSC input to match MPEG-2
package, then transfer to MT5351. After passing through decoder, the signal will be with the YPbPr.
The signal by way of Switch to chip FL8532-LF