Trouble Shooting Table - Sharp LC-32HT3U Service Manual

LC-32HT3U/LC-37HT3U/LC-42HT3U
CHAPTER 4.
LC32HT3U

TROUBLE SHOOTING TABLE

[1] TROUBLE SHOOTING TABLE
No Picture/Sound signals of PPV come out
Is the PPV signal outputted to the following pins from the J10
(RJ-11) of PPV unit?
Pin (1): [TV_CLK], Pin (4): [TV_DATA]
Is the signal inputted to the following pin from P12 of connector
of PPV unit?
Pin (2): [RXD]
Check the Main unit
No PPV-Remote Control (R/C) signal of PPV comes out
Is the PPV signal outputted to the following pins from the J10 (RJ-11) of PPV unit?
Is the signal inputted to the following pin from P11 of connector of PPV unit?
NO
NO
Pin (6): [TVIR]
NO
Pin (1): [TVIR]
NO
Check the MAIN unit
Service Manual
YES Is the PPV signal inputted to the following pins from the J10 (RJ-
11) of PPV unit?
Check the Terminal External Box
YES Is the signal outputted to the following pin from P12 of connector
of PPV unit?
4 – 1
Pin (2): [MTI]
NO
Pin (1): [TXD]
NO
Check the PPV unit