4-12 Samsung Electronics
Troubleshooting
4-1-7 No Logo (HDMI) - Label B
Check the Video select, cable
connection, TV mode.
No
No
2
Check IC1 power input, X1
oscillation, Memory interface.
No
Change MAIN PCB.
Yes
Yes
Yes
1
Signal from VT11 ~ VT19 check?
Video selection
accords with cable connection and
TV mode?
A. No Logo (HDMI)
HDMI Cable Error
Refer to wave pattern
image of Fig. 4-6.
Change MAIN PCB or System
MICOM.
Yes
Refer to wave pattern
image of Fig. 4-7.
No
Check if there is a
signal from Q50, Q51?
Check if there is a
high signal from R2313?
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