Jeff, Long time ago we had an Emerson that had a similar problem.. The motor must have had a bad winding, stopping in a certain spot it would not start.. We found when it would not start giving heads a spin it would work and never stop. Don't know if this applies.. Bob, Bobs TV Worcester, ma woodman1@xxxxxxxx Main 508-853-1482 Fax 508-853-1480 ----- Original Message ----- From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Monday, October 06, 2003 5:12 PM Subject: [TechAssist] Re: 2nd REQ*RCA VR639HF..Intermittent no cylinder rotatiion > Still working on this unit. I soldered the components on the cylinder motor, checked for debris, soldered > power supply area including Q805 and IC604 and placed a thin film of Q-Dope on each side of the ribbon > cable to make a tighter fit, still, the heads will not rotate once in a while. > Could the motor driver IC(IC604?) be intermittent? > It seems to act up the first time I insert the cassette only...2nd time OK. If I let it sit 10 minutes or > so, it does the same thing....acts up first time, second time rotates. > Thank you. > > Jeff Dougherty > Intrepid Video TV/VCR > 263 S Front St > Steelton PA 17113 > fax...717-564-4952 > www.intrepid-video.com www.tech-repair.net > > ----- Original Message ----- > From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx> > To: "Techassist" <techassist@xxxxxxxxxxxxx> > Sent: Saturday, October 04, 2003 11:46 AM > Subject: [TechAssist] RCA VR639HF..Intermittent no cylinder rotatiion > > > This unit came in with no cylinder rotation. After a rew attempts and flexing the ribbon connector on the > motor it worked. While trying to localize the bad connection I can not get it to act up again and the > cylinder rotates every time. > I have flexed the ribbon cable at both ends as well as both connectors and the motor section, but I can > not get it to stop working. Has anyone any case histories on this...solder the motor PCB, connectors or > replacing the ribbon cable? Also ruled out bad connections on Q805. > Thanks. > > Jeff Dougherty > > **************************************************************************** * > Classifieds! Buy or Sell! > http://sell.tech-assist.org > The Tech Address Book: > http://www.tech-assist.org/secure/tip/contact.htm > Add a Repair Tip Here, or Change/Remove your Email Address: > http://www.tech-assist.org/secure/tip/main.htm > Lost Password: > http://www.tech-assist.org and select "Lost your Login Info?". > Email Archives: > //www.freelists.org/archives/techassist/ ***************************************************************************** Classifieds! Buy or Sell! http://sell.tech-assist.org The Tech Address Book: http://www.tech-assist.org/secure/tip/contact.htm Add a Repair Tip Here, or Change/Remove your Email Address: http://www.tech-assist.org/secure/tip/main.htm Lost Password: http://www.tech-assist.org and select "Lost your Login Info?". Email Archives: //www.freelists.org/archives/techassist/