Sharp LC-52LE920UN User Manual

LC-52LE920UN/LC-60LE920UN
| No video (3)
| No video at UHF/VHF broadcast signal reception 1 | No video at digital broadcast signal reception
| Is the specified TV signal selected on the input select menu screen?
Is there the analog video signal output (VIDEO) at pin (15) of tuner Are there the video signal outputs (IF_P/N) at the pins (9) and (10) of
(TU1102)? tuner (TU1102)?
' NO ‘ NO
Check TU1102 and its peripheral circuits Check TU1102 and its peripheral circuits
(TUN_SDA: Pin6 of TU1102 (TUN_SDA: Pin6 of TU1102
TUN_SCL: Pin7 of TU1102, etc.). TUN_SCL: Pin7 of TU1102, etc.).
Y YES VY YES
Is there the analog video signal input at pin (AD29) of IC3302 Are there the video signal inputs at pin (AA29) and (AB29) of 1IC3302
(CPU)? (CPU)?
' NO ‘ NO
Check the line between 1C3302 and TU1102, Check the line between 1C3302 and TU1102, and
and their peripheral circuits. their peripheral circuits (C1129/C1130, etc.).
Y YES Vv YES
Are the LVDS signal outputs at the LVDS ist channel and 2nd channel of 1C3302? NO Check IC3302 and its peripheral circuits.
LVDS_TX_0_DATAO_P/N (C14/D14), LVDS_TX_0_DATA1_P/N (C15/D15), (1C3501/1C3502, etc.)
LVDS_TX_0_DATA2_P/N (C16/D16), LVDS_TX_0_DATA3_P/N (C18/D18),
LVDS_TX_0_DATA4_P/N (C19/D19), LVDS_TX_0_CLK_P/N (C17/D17),
LVDS_TX_1_DATAQ_PIN (A14/B14), LVDS_TX_1_DATA1_PYN (A15/B15),
LVDS_TX_1_DATA2_P/N (A16/B16), LVDS_TX_1_DATA3_P/N (A18/B18),
LVDS_TX_1_DATA4_P/N (A19/B19), LVDS_TX_1_CLK_PYN (A17/B17).
' YES
| Check the panel module.

Sharp LC-52LE920UN Specifications

General

Brand	Sharp
Model	LC-52LE920UN
Category	TV
Language	English