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4. Troubleshooting
4.1.4.
No HDMI
Analog (Com pos ite )
Vide o OK but H DMI out
(1)
Che ck pin
118, 119, 121, 12 2, 124, 1 25,
127,128 of IC10?
Che ck if 480p output
is ok? (720p NG ? )
Che ck Voltag e
pin 111 pin of IC10?
(1.5 V ~ 1.8 V)
Re pla ce MPEG IC.
4-8
* Refe
r to w a ve pa tte rn
Yes
image of Fig. 4-4.
Yes
Yes
Che ck HDMI POW ER suppl y.
No
(PLL_3.3 V, VDD1.2V) and HDMI
ES D DIODES s hort to GND or not.
No
Re place MP EG IC.
Che ck PLL3.3V lines and
No
VDD1.2V line s a nd
R150, R1 51, R152 va lue .
No
P le a s e , Ca ll to S a ms ung
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A/S Ce nte r.
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