Samsung DP15HS - Page 29

5 Troubleshooting
5-12 DP15H*/DP17L*
5-1-19 User Control Failure
Does the DC level change at
Pin 36 of IC201 when you push the
button S/W?
Yes
Check the button.
(SW201 ~ SW204)
No
Check IC201.
RL601 operation is right?
Q601 base input is right?
Check and replace Q601.
No
No
Yes
Check D-coil and TH601.
Yes
IC201 Pin 4 output is right?
Check and replace IC201.
Yes
No
Done
Check degaussing connector.
5-1-20 Degaussing Failure