Sharp LC-26SH7E/RU Service Manual page 56

LC-19SH7E/RU, LC-26SH7E/RU, LC-32SH7E/RU, LC-42SH7E/RU
AVOUT:
No picture from SCART1 appears on AVOUT-connected monitor.
NOTE: Normally, if the screen during display is sent to SCART1, no picture is sent to AVOUT.
↓
Checklist:
1) Is the Signal Type (item) in MENU-Option-Input Select equal to Signal Type of an external device? ...Set it to "CVBS", "Y/C", "AUTO".
2) The picture is sent to the monitor in a CVBS signal if the source during display is TV, CVBS or Y/C of SCART1, AV3.
When sent by component, etc., that signal is not sent to the monitor.
3) When the monitor picture is not sent and is not displayed on the monitor, refer to "No picture" for each terminal.
4) The video output from SCART1 is not the monitor output (output of the picture now watching).
The picture of the last selected TV channel is always sent to SCART1. (Specification)
↓
TERMINAL_UNIT:
Is CVBS signal output into pin (2) of CN501?
↓NO
Is CVBS signal output from pin (A13) of IC U400 into pin (2) of
CN501 ?
↓NO
Refer to "The picture doesn't appear in all modes."
< During external connection > No picture on the monitor (2)
↓
YES
Check the setting of an external input device that connects of
CN501.
YES
Check the line between CN501 and IC U400.
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