Might be this: Symptom: Intermittent loss of sync, most evident by loss of horizontal sync. Cause: Y620, 3.58 crystal may be locking to either the 3rd harmonic or 3rd overtone. Cure: Replace Y620 - 4835 242 77215 Bob Waterman, CET® #RI-28 Master Technician License #9109 Service Manager / Parts Manager Gemini Computer, TV, & Security Alarms (508)695-7302 (508)695-7769 FAX geminitv@xxxxxxxxxxxxxxxx geminitv@xxxxxxx www.geminicomputertvsecurityalarms.com ----- Original Message ----- From: "tom lee" <t8872695@xxxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Wednesday, November 19, 2003 11:56 PM Subject: [TechAssist] Magnavox Chassis 25X601-00AA > Hello All. > One Tv comes to shop made in 1996. Magnavox > Chassis 25X601-00AA.The problem is horizontal > frequency is off making picture with lines. It needs to adjust the > frequency.Any body knows how to get > into service mode to do the job. Is it same way as > latter models GE, RCA.?.I do not have the manual for this.TIA > Dang TD electronics > > > **************************************************************************** * > 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/