Sony XBR-55X900H Service Manual page 40

2020/06/27 06:31:32 (GMT+09:00)
2.2 : 3x LED Blinking (AUD_ERR)
3x blinking
(AUD_ERR)
Replace
B Board
NG
Replace
G Board
NG
SECTION 1
S E C T I O N 3
T R O U B L E S H O O T I N G
OK
B Board
OK
G Board
SECTION 2 SECTION 3
Measure the Speaker
impedance by multi-meter
Less than 10Ω
and
More than 3Ω ?
NG
Replace
Speaker
OK
Speaker
SECTION 4 SECTION 5
OK
Speaker Harness
NG
SECTION 6
40
SYS SET