TROUBLESHOOTING GUIDE

Appendix

5. NO COLOR

CHECK THE

VOLTAGE

CHECK THE RGB OUT

CHECK THE CRYSTAL

#83,84,85 #22,43,45,63,80

I701

#18,19#9,16,86,88

X701

24.576MHz

5V

3.3V

6. NO VERTICAL DEFLECTION

I701

 

 

CHECK THE

 

 

 

 

 

 

VERTICAL

 

VERTICAL

 

SIGNAL

 

 

 

 

CHECK THE

#76,77

 

 

 

 

 

 

 

CRYSTAL

 

 

 

 

#18,19

 

 

 

 

X701

#1,2

 

 

 

24.576MHz

 

 

CHECK THE Vout

 

I301

 

 

 

TDA8358J

 

 

SIGNAL

 

 

#3

13V

 

 

 

 

 

#4

#9

45V

 

 

 

 

 

 

 

VERTICAL DY

 

 

 

CHECK THE

 

 

 

 

 

 

 

 

VOLTAGE

 

-34-

 

 

 

Page 35
Image 35
Daewoo CM-405F, DTH-2930SSFV service manual No Color Check Voltage Check the RGB OUT Check the Crystal