Problem FIXED! I replaced IF01 (LA7830) Vertical Deflection Output Circuit IC and RL14 .56 Ohm 1/2 W. resistor. Thanks, Michael J. Smith St. Michael's Electronics 124 South 16th Street Nederland, Texas 77627-5119 409-722-7277 409-722-5455 fax ----- Original Message ----- From: "David" <mrfixit@xxxxxxxxxxx> To: "Michael J. Smith" <stmike@xxxxxxxxx> Sent: Monday, May 12, 2003 1:18 PM Subject: RE: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on for a second and then clicks off, repeats this until unplugged. > Good for you Sir! Post it to the group as FIXED so others can benefit from > your troubleshooting too. > > David. > > -----Original Message----- > From: Michael J. Smith [mailto:stmike@xxxxxxxxx] > Sent: Monday, May 12, 2003 2:16 PM > To: David > Subject: Re: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on > for a second and then clicks off, repeats this until unplugged. > > > Hi David, > That fixed it. I replaced IF01 (LA7830) Vertical Deflection Output Circuit > IC and RL14 .56 Ohm 1/2 W. resistor. > Thanks, > Michael > > ----- Original Message ----- > From: "David" <mrfixit@xxxxxxxxxxx> > To: "Michael J. Smith" <stmike@xxxxxxxxx> > Sent: Monday, May 12, 2003 12:16 PM > Subject: RE: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on for a > second and then clicks off, repeats this until unplugged. > > > > That resistor opened for a reason, probably the vertical IC is shorted, > pop > > another on in, there only a few buck, replace the resistor. A leaky diode > > off the flyback could have caused the resistor to open as well. I believe > > it's resistor then diode off the flyback. Replace the diode with a > > high-speed diode only, a regular IN4001 or IN4004 can't switch fast enough > > and will take out the resistor again. Hope this helps. If you need some > more > > help just drop me an e. > > > > David. > > > > -----Original Message----- > > From: Michael J. Smith [mailto:stmike@xxxxxxxxx] > > Sent: Monday, May 12, 2003 1:10 PM > > To: David > > Subject: Re: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on > > for a second and then clicks off, repeats this until unplugged. > > > > > > That is correct, it feeds pin 6 Vcc1. 24V B+. > > Michael > > > > ----- Original Message ----- > > From: "David" <mrfixit@xxxxxxxxxxx> > > To: "Michael J. Smith" <stmike@xxxxxxxxx> > > Sent: Monday, May 12, 2003 11:54 AM > > Subject: RE: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on for > a > > second and then clicks off, repeats this until unplugged. > > > > > > > What pin on IF01 is RL14 feeding? If my memory serves me right, RL14 is > a > > > fuse resistor off the flyback, through a diode feeding +B to the > vertical > > > IC. > > > > > > David > > > > > > -----Original Message----- > > > From: Michael J. Smith [mailto:stmike@xxxxxxxxx] > > > Sent: Monday, May 12, 2003 12:25 PM > > > To: David > > > Subject: Re: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on > > > for a second and then clicks off, repeats this until unplugged. > > > > > > > > > David, > > > RL14 (Green, Blue, Silver) .56 Ohm 1/2W is open. Does this mean IF01 is > > bad? > > > Should I replace IF01? > > > Thanks, > > > Michael J. Smith > > > St. Michael's Electronics > > > 124 South 16th Street > > > Nederland, Texas 77627-5119 > > > 409-722-7277 > > > 409-722-5455 fax > > > stmike@xxxxxxxxx > > > > > > ----- Original Message ----- > > > From: "David" <mrfixit@xxxxxxxxxxx> > > > To: "Michael J. Smith" <stmike@xxxxxxxxx> > > > Sent: Monday, May 12, 2003 9:36 AM > > > Subject: RE: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on > for > > a > > > second and then clicks off, repeats this until unplugged. > > > > > > > > > > Was that the problem ? > > > > > > > > David. > > > > > > > > -----Original Message----- > > > > From: Michael J. Smith [mailto:stmike@xxxxxxxxx] > > > > Sent: Sunday, May 11, 2003 11:11 PM > > > > To: mrfixit@xxxxxxxxxxx > > > > Subject: Re: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on > > > > for a second and then clicks off, repeats this until unplugged. > > > > > > > > > > > > Hi David, > > > > Thanks for the help. > > > > Thanks, > > > > Michael J. Smith > > > > St. Michael's Electronics > > > > 124 South 16th Street > > > > Nederland, Texas 77627-5119 > > > > 409-722-7277 > > > > 409-722-5455 fax > > > > stmike@xxxxxxxxx > > > > > > > > ----- Original Message ----- > > > > From: "David" <mrfixit@xxxxxxxxxxx> > > > > To: <techassist@xxxxxxxxxxxxx> > > > > Sent: Saturday, May 10, 2003 4:33 PM > > > > Subject: [TechAssist] Re: RCA 19" TV F19204WTF01 TX86TB Clicks on for > a > > > > second and then clicks off, repeats this until unplugged. > > > > > > > > > > > > > > > > > > Micheal, Check the following, Replace IF01 and RL14: IF01 - LA7830 > > > RL14 - > > > > > .53Ohm 1/2W. Also check this: Bypass switch transistor by shorting > > TR16 > > > > > emitter to collector. If set comes on with no vertical deflection, > > > replace > > > > > TR16 and RL14. TR16 - BC548 RL14 - .53Ohm 1/2W. Hope this helps. > > > > > > > > > > David Lessard > > > > > Alexandria Electronics > > > > > Ontario-Canada > > > > > mrfixit@xxxxxxxxxxx > > > > > > > > > > -----Original Message----- > > > > > From: techassist-bounce@xxxxxxxxxxxxx > > > > > [mailto:techassist-bounce@xxxxxxxxxxxxx]On Behalf Of Michael J. > Smith > > > > > Sent: Saturday, May 10, 2003 10:50 AM > > > > > To: techassist@xxxxxxxxxxxxx > > > > > Subject: [TechAssist] RCA 19" TV F19204WTF01 TX86TB Clicks on for a > > > > > second and then clicks off, repeats this until unplugged. > > > > > > > > > > > > > > > > > > > > Hi list, > > > > > I have a RCA 19" TV Model No. F19204WTF01 Chassis No. TX86TB When > > > plugged > > > > > into the power, the power relay clicks on for a second and then > clicks > > > > off. > > > > > It repeats this until unplugged. I could not find a SAMs for this > set > > in > > > > the > > > > > index. Anyone repaired this problem in this set? > > > > > Thanks, > > > > > Michael J. Smith > > > > > St. Michael's Electronics > > > > > 124 South 16th Street > > > > > Nederland, Texas 77627-5119 > > > > > 409-722-7277 > > > > > 409-722-5455 fax > > > > > stmike@xxxxxxxxx > > > > > > > > > > > > > > > > > > > > > > > > > **************************************************************************** > > > > > * > > > > > The Tech Address Book: > > > > > http://www.tech-assist.org/secure/tip/contact.html > > > > > Add a Repair Tip Here, or Change/Remove your Email Address: > > > > > http://www.tech-assist.org/secure/tip/main.html > > > > > Lost Password: > > > > > http://www.tech-assist.org and select "Lost your Login Info?". > > > > > Email Archives: > > > > > //www.freelists.org/archives/techassist/ > > > > > > > > > > > > > > > > > > > > **************************************************************************** > > > > * > > > > > The Tech Address Book: > > > > > http://www.tech-assist.org/secure/tip/contact.html > > > > > Add a Repair Tip Here, or Change/Remove your Email Address: > > > > > http://www.tech-assist.org/secure/tip/main.html > > > > > Lost Password: > > > > > http://www.tech-assist.org and select "Lost your Login Info?". > > > > > Email Archives: > > > > > //www.freelists.org/archives/techassist/ > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > ***************************************************************************** The Tech Address Book: http://www.tech-assist.org/secure/tip/contact.html Add a Repair Tip Here, or Change/Remove your Email Address: http://www.tech-assist.org/secure/tip/main.html Lost Password: http://www.tech-assist.org and select "Lost your Login Info?". 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