Sharp LC-19D1E/S-BK/WH User Manual

LC-19D1E/S-BK/WH
4 – 16
<When EXT1 is used for external input> No picture on the display (4)-2
No EXT1-RGB output of the external input system.
Checklist:
1) Is “INPUT SOURCE” button on the remote control set up correctly? • • • Set it as “EXT1” with the INPUT SOURCE button on the remote
control.
2) Is MENU-Picture-Backlight/Contrast/Brightness set to “MIN”? • • • Set it to an appropriate level.
3) Check the connection to the external device • • • Connect it correctly according to the operation manual of external device.
Is RGB signal sent to pins (15), (11) and (7) of SCART1 (SC501)
?
NO Check external connection, input setting, SCART1 (SC501) and
peripheral circuits.
YES
Is RGB signal (SCART-R/G/B) sent to pins (N1)(J1) and (K2) of
IC801(DVP-M2) ?
NO Check IC507(SW), connector SC1203 (16)(17)(18) pin, connec-
tor P502 (16)(17)(18) pin and peripheral circuits.
YES
Is LVDS video signal (RA± - RD±) output from pins (P22)(P23) -
(V22)(V23) of IC801 (DVP-M2), and is RCLK signal (RCLK±)
output from pins (U22)(U23)?
NO Check pins (R19)(D5) of B3.3V line of IC801 (DVP-M2), pins
(D12) of B1.5V line, pins (B6)(A6) of SDA1/SCL1 line and
peripheral circuits.
YES
Is RSDS-R/G/B signal (R[0:2]±, G[0:2±, B[0:2]±) output from pins
(53) -(72) of IC9201 (RSDS-TRANSMITTER) , and is CLK signal
(CK±) output to pins (60) and (59)?
NO Check pins (1) and (9) of B3.3V line of IC9201 (RSDS-TRANS-
MITTER), short circuits and peripheral circuits.
YES
Is RSDS-R/G/B signal (R[0:2]±, G[0:2]±, B[0:2]) and CLK signal
(CK±) input to connector (SC9201) of LCD-PANEL?
(RSDS-R signal:22-27pin, RSDS-G signal:57-62pin, RSDS-B
signal:66-71pin, CK± signal:33/32pin)
NO Check whether there is short-circuit at CONNECTOR SC9201 of
LCD-PANEL and also check peripheral circuits.
YES
Is liquid crystal drive power supply input to CONNECTOR
SC9201 of LCD-PANEL?
(VLS_B14.6V=40/41/42pin, VGH_B32V=5/6pin,VGL_-6V=2/
3pin, COM-BIAS=75/76/77pin)
NO Please check REGULATOR-circuit of a defective voltage respec-
tively.
YES
Replace LCD-PANEL.

Sharp LC-19D1E/S-BK/WH Specifications

General

Brand	Sharp
Model	LC-19D1E/S-BK/WH
Category	LCD TV
Language	English