Author Message
darialjr
PostPosted: Tue Feb 24, 2009 9:11 am    Post subject: TC14L10M

The location is in secondary of chopper transformer, D835 in schematic I will try first to replaced the 47uf/50v in power supply are, and the SE090 error amp. in feedback area.
vtech
PostPosted: Sun Feb 22, 2009 6:15 am    Post subject:

Do not have the specific schematic but, if this diode happens to be located in the secondary of a chopper power supply, the most likely culprit is the opto-isolator or something in the feedback line.
jts1957
PostPosted: Sun Feb 22, 2009 1:14 am    Post subject:

Location number of zener?
darialjr
PostPosted: Sun Feb 22, 2009 12:39 am    Post subject: TC14L10M

The RM25 Zener Diode always shorted I measured the voltage across this diode its 68Vdc, the zener is only 55vdc. Can someone tell me what should I check.?

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