Sony KDL-32EX725 Service Manual page 48

SECTION 5 - FLOW CHARTS AND DIAGRAMS
KDL-32EX725/40EX725/55EX725
Unit Shuts OFF
RED LED
Blinking
5X Blink Pattern
TCON/HFR Error
Check LVDS connection
between
LCD Panel (TCON) & BATV Brds
Is
No Repair
connection
Connection
OK?
Yes
Check
TCON 12V supply
Is
Yes
Replace
12V Present
TCON Board
?
No
Check TCON ON
Signal
Is Replace
Yes
3V Present Power Supply
?
No
Replace
Main Board
FIGURE 5-6. 5 BLINK ERROR
Board
42