Samsung HT-C5500 Service Manual page 42

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