Name: Sharp LC-60LE822E
Brand: Sharp
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LC-60LE822E/LC-60LE822ERU

7 – 1

LC-60LE822E

Service Manual

CHAPTER 7. TROUBLESHOOTING TABLE

[1] TROUBLESHOOTING TABLE

No power (Central Icon LED failure to light up) or No startup (Central Icon LED is flashing)

Is the AC cord connector tightly connected to the set? NO Reconnect the AC cord tightly and turn on the power again.

YES

Are the wire harnesses and other cables properly connected in

the set?

NO Reconnect the wire harnesses and other cables properly in the

set.

YES

Is there the pins (11/BU+5V) of P9601as specified? NO Replace the power unit.

YES

Is there the pins (10/PS_ON) of P9601 at “H”? NO Check the signal line between PS_ON and IC2002.

YES

Is there the pins (9/AC_DET) of P9601 at “H”? NO Check the power unit, and the signal line between AC_DET and

IC2002.

YES

Is there the pins (1, 2, 3, 4/UR+13V) of P9601 at “H”? NO Check the signal line between PS_ON and IC2002.

YES

Are the DC/DC converter outputs and the output voltages along

the control lines as specified?

NO Check the DC/DC converters and the control lines.

Replace defective parts as required.

1) BU3.3V (IC9609 etc.)

2) D3.3V (IC9605 etc.)

3) D5.6V (IC9608 etc.)

4) D5V (IC9612 etc.)

5) D+1.8V (IC9606 etc.)

6) D+1.05V (IC9604 etc.)

7) STB+3.3V (Q9604 etc.)

8) S+8V (IC9610 etc.)

9) CPU+1.2V (IC9603 etc.)

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Sharp LC-60LE822E Specifications

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