Paul, If you still have the scan of the F800 chassis I would appreciate it if you could sent it to me also. I have one with cracked PC board. I jumpered all cracked foils, but still doesn't power up. Thanks Jamie (jandkmay@xxxxxxxxxxx) Affordable Audio/Video Repair Walker, LA ----- Original Message ----- From: "C&W Electronics" <c_w_electronics@xxxxxxxxxxx> To: <techassist@xxxxxxxxxxxxx> Sent: Friday, April 05, 2002 6:47 PM Subject: [TechAssist] Re: Philips TS2546 C221 Chassis 25F800 7583 > > I just sent you a scan of the F800 chassis. I suspect that you have used the > wrong vertical IC. I have been there and done that. The Sony STV9379, will > NOT work. It will burn R3488. > Paul W > C&W Electronics > Azle Texas > > > From: tvdoctors@xxxxxxxxxxxxx > Reply-To: techassist@xxxxxxxxxxxxx > To: techassist@xxxxxxxxxxxxx > Subject: [TechAssist] Philips TS2546 C221 Chassis 25F800 7583 > Date: 05 Apr 2002 11:57:06 -0800 > > Unit came in with R3488 open (burnt load resistor for vertical output IC) > Ordered and put in new vertical output IC7401 (STV9379Fa) and replaced R3488 > with a 2.2 ohm resistor, turned on set, R3488 smoked again. Replaced R3488 > again and fired up and I get around 55 volts on the resistor with the > vertical output IC out of circuit. Set only stays on for a couple of seconds > before going into shut down. Any suggestions on this one. It's last years > model. I checked resistance from the resistor to ground and it measures high > so there is no dead short. Is the value of this resistor around 2.2 ohm or a > lot higher? > Sure would be a great help if someone could make a scan of this circuit for > me. Thanks, Neil > > TV Doctors 108 W. Main St. Monroe,Wa. 98272 360-794-6469 > > ------------------------------------------ > Make your TechAssist database better! > Submit Repair Tips here: http://www.tech-assist.org/secure/tip/ > ------------------------------------------ > To UNSUBSCRIBE your email address, click here: > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe > Or send a BLANK email with unsubscribe in the > SUBJECT field to the address above. > > > > > > _________________________________________________________________ > Send and receive Hotmail on your mobile device: http://mobile.msn.com > > ------------------------------------------ > Make your TechAssist database better! > Submit Repair Tips here: http://www.tech-assist.org/secure/tip/ > ------------------------------------------ > To UNSUBSCRIBE your email address, click here: > mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe > Or send a BLANK email with unsubscribe in the > SUBJECT field to the address above. > > ------------------------------------------ Make your TechAssist database better! Submit Repair Tips here: http://www.tech-assist.org/secure/tip/ ------------------------------------------ To UNSUBSCRIBE your email address, click here: mailto:techassist-request@xxxxxxxxxxxxx?subject=unsubscribe Or send a BLANK email with unsubscribe in the SUBJECT field to the address above.