Ed, Yes {smds} they are the band switching transistors. I have found a few shorted. If your tuning works {some chans} i would assume u have all correct supplys to tuner +5 +12 -12 and +33..That ic U7301 topside, has caused all kinds of tuning problems also. Bob, Bobs tv... Worcester, ma main 508-853-1482 fax 508-853-1480 ----- Original Message ----- From: Tel-Tek Electronics <teltek2@xxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Friday, May 24, 2002 9:44 AM Subject: [TechAssist] Re: RCA 20" CTC176F2 > > Bob; > Are Q403 and Q404 in the tuner, underside? > > -Ed- > Tel-Tek Electronics > Midland, Ont. Canada. > teltek2@xxxxxxxxxxxx > > "Quality will be remembered, long after Price is forgotten" > ----- Original Message ----- > From: "bob" <woodman1@xxxxxxxx> > To: <techassist@xxxxxxxxxxxxx> > Sent: Friday, May 24, 2002 9:34 AM > Subject: [TechAssist] Re: RCA 20" CTC176F2 > > > > > > Ed, > > Check and or replace, Q403, Q404 and U7301 > > > > > > > > Bob, > > > > Bobs tv... Worcester, ma > > > > main 508-853-1482 > > > > fax 508-853-1480 > > ----- Original Message ----- > > From: Tel-Tek Electronics <teltek2@xxxxxxxxxxxx> > > To: AAAA TECH-ASSIST <techassist@xxxxxxxxxxxxx> > > Sent: Friday, May 24, 2002 9:20 AM > > Subject: [TechAssist] RCA 20" CTC176F2 > > > > > > > > > > Rca Chassis CTC176F2 > > > Tuner was intermittent on this, but even before redoing all the grounds, > > and > > > solder connections in tuner, was missing High Band 7 to 13. > > > Will not autoprogram these, and can not random access them. Probably fix > > has > > > been posted many times, but I don't have it. Can someone make a > > suggestion? > > > > > > TIA > > > > > > -Ed- > > > Tel-Tek Electronics > > > Midland, Ont. Canada. > > > teltek2@xxxxxxxxxxxx > > > > > > "Quality will be remembered, long after Price is forgotten" > > > > > > ------------------------------------------ > > > To REMOVE your email address, click here: > > > http://www.tech-assist.org/unsubb.html > > > To CHANGE your email address, click here: > > > http://www.tech-assist.org/change.html > > > ------------------------------------------ > > > ***NEW*** Tips Added Instantly!!!*** > > > Submit Repair Tips here: > > > http://www.tech-assist.org/secure/tip/ > > > > > > ------------------------------------------ > > To REMOVE your email address, click here: > > http://www.tech-assist.org/unsubb.html > > To CHANGE your email address, click here: > > http://www.tech-assist.org/change.html > > ------------------------------------------ > > ***NEW*** Tips Added Instantly!!!*** > > Submit Repair Tips here: > > http://www.tech-assist.org/secure/tip/ > > > > ------------------------------------------ > To REMOVE your email address, click here: > http://www.tech-assist.org/unsubb.html > To CHANGE your email address, click here: > http://www.tech-assist.org/change.html > ------------------------------------------ > ***NEW*** Tips Added Instantly!!!*** > Submit Repair Tips here: > http://www.tech-assist.org/secure/tip/ > ------------------------------------------ To REMOVE your email address, click here: http://www.tech-assist.org/unsubb.html To CHANGE your email address, click here: http://www.tech-assist.org/change.html ------------------------------------------ ***NEW*** Tips Added Instantly!!!*** Submit Repair Tips here: http://www.tech-assist.org/secure/tip/