Sony KD-43XE7 Series Service Manual page 23

3.2 : 3x Blinking – Audio Error
B Board (Checking Point)
Board PWB
BB8 (KC) - Audio Amp circuit
(A side)
Purpose :
Checking Audio
Error pin not short
F3101
to GND
Checking fuse
condition
Change Audio IC
Audio Error pin
if need
Audio IC each pin
checking, please
refer to "Audio No
IC3101
Sound"
CN3109
Zener Diode
23