Sony KD-55X8 G Series Service Manual page 64

3.4 No Sound Power On Check
Yes
Replace Power-Supply *
TV Business Division
Power On Check
From 2.2
(4) PVDD check
Yes
PVDD is supplied to
BSL-PWB for a moment
No
before LED 3x blinking ?
No
OK ?
No
Return to 2.1
PVDD (POWER_AU) voltage is
200W AC Adaptor model
Built-in power supply model : 12.7V
Measurement point is same as 3.3 (1) PVDD-GND short
check.
*Power-Supply is
AC Adaptor model
Adaptor
built-in power supply model : G-PWB
Finish
64
: 19.5V
: LD2-PWB & AC
64