4-4 Samsung Electronics
Troubleshooting
4-1-4 Remote doesn’t work
Check the Battery.
No
No
Re-insert FFC cable correctly.
No
Change REYE or change the
FRONT PCB.
(How to check REYE.
Pin 1 - SIGNAL OUT,
Pin 2 - VCC 5V, Pin 3 - GND
Check pin 1 signal when you press
any Remote button. If the signal
is not output, change the Remote
Module. / Checnk pin 2 if the voltage
level is 4.75V~5.25V or not. It must
be between 4.75~5.25V.)
Yes
Yes
Yes
Remote Battery OK?
1
REYE Pin 1 Signal OK?
Remote control does not work
Change the power of IC1302 Pin 7,
change the MAIN PCB.
Refer to wave pattern
image of Fig. 4-1.
Is the FFC Cable
(between Front panel & MAIN)
properly connected?
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