KDL-22EX320, KDL-22EX325, KDL-24EX320, KDL-24EX325, KDL-26EX320, KDL-26EX321, KDL-26EX325, KDL-32CX520, KDL-32CX521, KDL-32CX523, KDL-32CX525, KDL-32EX421, KDL-32EX425, KDL-32EX520, KDL-32EX521, KDL-32EX523, KDL-32EX524, KDL-32EX525, KDL - Sony TV Service Manual (repair manual). Page 10

Read Sony KDL-22EX320 / KDL-22EX325 / KDL-24EX320 / KDL-24EX325 / KDL-26EX320 / KDL-26EX321 / KDL-26EX325 / KDL-32CX520 / KDL-32CX521 / KDL-32CX523 / KDL-32CX525 / KDL-32EX421 / KDL-32EX425 / KDL-32EX520 / KDL-32EX521 / KDL-32EX523 / KDL-32EX524 / KDL-32EX525 / KDL Service Manual online

Service Procedure for Panel, Board and Software Change / Upgrade(WW)
10
When the 
green LED
and 
amber LED
are blinking, insert USB into the set, after about 30 seconds the set is rebooted. Then, the 
Standby 
LED
lights and the 
Timer LED
blinks. After about 3 minutes, the set is rebooted and is turned on. After a while, a completion message is 
displayed.
If USB is left inserted, a message like above is 
displayed. If so, remove USB.
Upgrading...
Upgrade is complete.
No image or message may be displayed.
1-5. Screens Displayed while Upgrading the Version
SERVICE BOARD
Page of 43
Display

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