LG LSS-3200A Service Manual page 51

FIG. 03 FIG. 02 FIG. 01
TU300(36) VSB/ TU300(27) VSB/ TU300(28,29,30,31,32,33,34, 35)
QAM DATA Byte Clock QAM DATA Packet Clock VSB/ QAM DATA Outputs
3-42