View Single Post
Old 10-29-2020, 02:12 PM   #59
Badcaps Veteran
budm's Avatar
Join Date: Feb 2010
City & State: S.F. Bay area
My Country: USA
Line Voltage: 120V 60Hz
I'm a: Knowledge Seeker
Posts: 39,200
Default Re: Tefal GV8962 Pro Express steam iron - no power

Originally Posted by beetle1303 View Post
I removed U2 (I don't have a proper tools and skillsets, and damaged Pin3 pad).

With U2:
C6: 178 ohm / 0L on capacitance
C7: 14 ohm / 0L on capacitance

Without U2:
C6: 539 ohm / 103 uF on capacitance
C7: 20.8 ohm / 0L on capacitance

** Pin1 resistance now 20.8 ohm vs 14 ohm previously.
Now check the resistance between GND and VCC pins of the IC's.
Never stop learning
Basic LCD TV and Monitor troubleshooting guides.

Voltage Regulator (LDO) testing:

Inverter testing using old CFL:

Tear down pictures : Hit the ">" Show Albums and stories" on the left side

TV Factory reset codes listing:
budm is offline   Reply With Quote