Feb 7, 2002 #1 TCN Electrical May 12, 2003 3 0 0 IT switched mode psu 5v 12v- 12v+ 3v no output except brief pulse (causes fan to move) every 10 -15 seconds pwm chip is ml4824cp anyone got pinouts?? Checked for dried up electrolytics and any obvious hr and dry joints any ideas???
switched mode psu 5v 12v- 12v+ 3v no output except brief pulse (causes fan to move) every 10 -15 seconds pwm chip is ml4824cp anyone got pinouts?? Checked for dried up electrolytics and any obvious hr and dry joints any ideas???
Feb 7, 2002 #2 melone Electrical Aug 10, 2001 1,233 0 0 US Could the power supply be going into short-circuit/over-current protection? Upvote 0 Downvote
Feb 9, 2002 #3 MMAshwin Computer Apr 26, 2001 132 0 0 GB Hi, Have you tried disconnecting everything to make sure its not being loaded (including fan). As for those pin outs try http://www.fairchildsemi.com/ds/ML/ML4824-1.pdfhttp://www.fairchildsemi.com/ds/ML/ML4824-2.pdf Any help ?, yes no let me know. Regards Upvote 0 Downvote
Hi, Have you tried disconnecting everything to make sure its not being loaded (including fan). As for those pin outs try http://www.fairchildsemi.com/ds/ML/ML4824-1.pdfhttp://www.fairchildsemi.com/ds/ML/ML4824-2.pdf Any help ?, yes no let me know. Regards