Hi Al, I didn't bother since there is no voltage at the veritcal output IC (indicating a possible shutdown - many things can cause this in PTV's). I may as well check those out anyway. Did you get that computer going? Thanks, Bil ----- Original Message ----- From: "al" <al@xxxxxxxxxxxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Thursday, May 30, 2002 6:32 AM Subject: [TechAssist] Re: Need Schematic or Help - PHILPS 53TP60 (PTV) > > Don't know that set, but I would look at the cathode and grid and screen > voltages on the crt's. Could be as simple as the source of screen or cathode > voltage,similar to Sonly's ikv loss. al > ----- Original Message ----- > From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx> > To: ".Techassist" <techassist@xxxxxxxxxxxxx> > Sent: Thursday, May 30, 2002 5:59 AM > Subject: [TechAssist] Need Schematic or Help - PHILPS 53TP60 (PTV) > > > > > > Philips PTV > > Model 53TP60 > > Chassis PTV630-AH01 > > > > I would really appreciate getting the schematic for the Deflection and > power > > boards. The original problem was very bad convergence. > > > > Now there is high voltage and sound, but the screen is black (CRT > filaments > > are lit). No voltage at the vertical output IC. I have measured 13VDC, > > 250VDC > > and around 500VDC in the area of the deflection circuit. > > > > Seems like a shutdown circuit is causing this > > > > Bil > > > > > > ------------------------------------------ > > 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/