Samsung Electronics 4-7
Troubleshooting
4-1-6 No Picture (HDMI) - Label A
Check the Video select, cable
connection, TV mode.
No
No
Check IC402, IC501 prepheral circult.
X401 oscillation, power 3.3V and 1.8V.
No
2
Check R624 ~ R637. If there is no
signal, change IC501.
Yes
Yes
Yes
1
Check D401 ~ D402 signal?
Video selection
accords with cable connection and
TV mode?
2
Signal from VT11 ~ VT19 check?
No Picture (HDMI)
HDMI Cable Error
No
Check HIC6 peripheral devices like
power and soldering.
Check CN4 soldering status?
Yes
Refer to wave pattern
image of Fig. 4-2 and
Fig. 4-3.
Refer to wave pattern
image of Fig. 4-4.
Refer to wave pattern
image of Fig. 4-5.