Sharp LC-37D40U Service Manual page 42

LC-37D40U
LC-45D40U
TROUBLESHOOTING TABLE
[ FRONT-END SECTION]
Digital broadcasting cannot be received.
Are US_TS_CLK/PKTSYNC/DATA signal
supplied to pin (51),(59),(66)
of IC8601 respectively?
YES
Check the IC8101 and its peripheral
circuits.
Are IF_OUT_P/N signal
NO
send from pin (20),(21) of
TU1101 respectively?
42
(Continued)
YES
Check IC8601 and its
peripheral circuits.
NO
Check the TU1101.