Sharp Aquos LC 32HT3U, Руководство по обслуживанию

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LC-32HT3U/LC-37HT3U/LC-42HT3U
4 – 1
LC32HT3U
Service Manual
CHAPTER 4.
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? YES Is the PPV signal inputted to the following pins from the J10 (RJ-
11) of PPV unit?
Pin (1): [TV_CLK], Pin (4): [TV_DATA] Pin (2): [MTI]
NO
NO
Check the Terminal External Box
Is the signal inputted to the following pin from P12 of connector
of PPV unit? YES Is the signal outputted to the following pin from P12 of connector
of PPV unit?
Pin (2): [RXD] Pin (1): [TXD]
NO NO
Check the Main unit Check the PPV 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?
Pin (6): [TVIR]
NO
Is the signal inputted to the following pin from P11 of connector of PPV unit?
Pin (1): [TVIR]
NO
Check the MAIN unit