The three tubes glow to look down the lenses,but until I actually stuck my head inside I was not sure. I do see the video in the blue tube, but seems lower brightness.Not foggy, low. Phil Bader gulftech@xxxxxxxx wrote: > > Phil, > > Sorry, but I must ask the obvious. Is the fluid contaminated with algae? > Usually, it is bad in blue and green. Have seen it so bad that no light > can pass through the fluid chamber. > > The "Speaker" had a great article on fluid changing on the NAP sets two > or three months ago. > > Ken Smith > Gulf Technical Services > 3034 Gulf Breeze Parkway > Gulf Breeze, FL 32563 > 850-934-8324 (Voice) 850-932-0819 (Fax) > > On Tue, 23 Sep 2003 16:16:29 -0400 Philip Bader > <tjanphyl@xxxxxxxxxxxxxxx> writes: > > This Sylvania SWN4620,1992 year (PTV420 chassis)projection TV has a > > yellow-green greyscale to the picture. All three tubes glow, but > > video > > only from the green and red tubes. the blue tube does emit a blue > > glow, > > but no video.If I cover the red and green CRT lenses with a card > > board > > and leave the blue exposed,there is nothing on screen. > > Thanks, > > Phil Bader > > -- > > Philip Bader > > Jan Phyl TV Inc. (estab. 1976) > > 3420 Recker Hwy. Winter Haven, Fl. 33880 > > Fax (863) 299-8821 > > email: tjanphyl@xxxxxxxxxxxxxxx > > For Professional Technicians Only > > > > > ************************************************************************* > **** > > 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/ > > > > ________________________________________________________________ > The best thing to hit the internet in years - Juno SpeedBand! > Surf the web up to FIVE TIMES FASTER! > Only $14.95/ month - visit www.juno.com to sign up today! > ***************************************************************************** > 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/ -- Philip Bader Jan Phyl TV Inc. (estab. 1976) 3420 Recker Hwy. Winter Haven, Fl. 33880 Fax (863) 299-8821 email: tjanphyl@xxxxxxxxxxxxxxx For Professional Technicians Only ***************************************************************************** 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/