LC-24LS240EXK (serv.man2) - Sharp TV Service Manual (repair manual). Page 56

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56
LC-24LS240
78&=C323**WLSYPHFIPS[JSVWXERHF]SRGSRHMXMSRTPIEWIGLIGO6
 '-1SHYPI4VSFPIQ
4VSFPIQ'-MWRSX[SVOMRK[LIR'-QSHYPIMRWIVXIH
4SWWMFPIGSYWIW7YTTP]WYTP]GSRXVSPTMRHIXIGXTMRWQIGLERMGEPTSWMXMSRWSJTMRW
'-WYTTP]WLSYPFI:[LIR'-QSHYPIMRWIVXIH-JMXMWRSX:TPIEWIGLIGO
'-C43;)6C'860XLMWTMRWLSYPHFIPS[
2. CI Module Problem
Problem: CI is not working when CI module inserted.
Possible causes: Supply, supply control pin, detect pins, mechanical positions of pins
CI supply should be 5V when CI module inserted. If it not 5V please check
CI_POWER_CTRL, this pin should be low.
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