Samsung Electronics
4-15
Troubleshooting
4-1-5 HDMI Video
Check HDMI POWER
supply.
(PLL_3.3V, VDD1.2v)
Yes
Yes
Check 3.3V power lines
No
Check IC11 power
(3.3V)
1
Check Pin 117, 118, 120,
121, 123, 124, 126, 127
of IC10
Analog (Composite)
Video OK but HDMI
No
Replace MPEG IC
Yes
Yes
Check PLL3.3V lines and
VDD1.2V lines and R150,
R151, R152 value.
No
Check Voltage pin110
pin of IC10
(1.5V~1.8V)
Check if 480p output
Is ok.
No
Check jack Input.
Check AMP input.
Check MPEG Ouput.
Yes
Please, Call to Samsung
A/S Center.
Replace MPEG IC
Refer to wave pattern
image of Fig. 4-11.
Summary of Contents for HT-C553
Page 8: ...3 4 Samsung Electronics MEMO...
Page 23: ...6 2 Samsung Electronics PCB Diagram 6 2 FRONT PCB Top FCON1 UIC2 KIC2 U1 2 1...
Page 25: ...6 4 Samsung Electronics PCB Diagram 6 3 FRONT PCB Bottom...
Page 26: ...Samsung Electronics 6 5 PCB Diagram 6 4 KEY PCB Top...
Page 27: ...6 6 Samsung Electronics PCB Diagram 6 5 KEY PCB Bottom CN1 IC1 1...
Page 31: ...6 10 Samsung Electronics PCB Diagram TP1 TP2 TP3 TP4 TP5 6 6 2 Test Point Wave Form TP6 TP7...
Page 33: ...6 12 Samsung Electronics PCB Diagram 6 8 SMPS PCB Top CON1...
Page 34: ...Samsung Electronics 6 13 PCB Diagram 6 9 SMPS PCB Bottom CON2 CON3...
Page 35: ...6 14 Samsung Electronics MEMO...
Page 47: ...2 8 Samsung Electronics MEMO...