11TV034R2
REACTIVE H644 2 TD
Models
KDL-22EX320, 325
KDL-24EX320, 325
KDL-26EX320, 321, 325
Subject: PSU Replacement / High Pitch Noise [REVISION 2]
SYMPTOM
Improved Power Supply Units (G1A / G1B board) have been introduced for service.
CAUSE
High pitch noise.
SOLUTION
When replacing the PSU, replace to the applicable new board indicated below.
Model OLD PSU Label NEW PSU Label
PSU Part number
SN: 6000001~6999999 SN: 3000001~3999999
22 inch 1-811-283-11 G1A 1-474-283-2x WS0000401 FX0044211
24, 26 inch 1-811-284-11 G1B 1-474-284-2x WS0000501 FX0046111
