Sony KDL-32EX725 / KDL-40EX725 / KDL-55EX725 Service Manual ▷ View online
KDL-32EX725/40EX725/55EX725
51
SECTION 5 - FLOW CHARTS AND DIAGRAMS
Wireless Network
on the TV
Is the signal field
strength too weak
or is there No signal?
Access Point
Replace
Main Board
Error Message
displays when the
Wireless Network
is selected?
Replace USB Dongle
NO
YES
NO
YES
FIGURE 5-15. USB DEVICE MALFUNCTIONING
KDL-32EX725/40EX725/55EX725
52
SECTION 5 - FLOW CHARTS AND DIAGRAMS
3D DOES NOT DISPLAY
3D Error
Replace HEM2 Board
No
No
NG
Yes
View different
3D content
Replace
LCD Panel
(T-CON)
* To confirm there is IR Output from the HEM Board,
look at the IR-LED through CCD/CMOS camera.
*IR has output
on HEM Board,
while 3D is displayed
Verify nothing
is blocking
the signal from
the Emitter
to the glasses
No
Yes
Yes
Are the 3D glasses
turned on?
Turn glasses on
or
change battery
Replace
3D glasses
FIGURE 5-16. 3D NOT WORKING
KDL-32EX725/40EX725/55EX725
53
SECTION 5 - FLOW CHARTS AND DIAGRAMS
SKYPE ACCESSORY NOT WORKING
Skype accessory
not working
USB plugged in?
Insert USB
Able to run
Skype App?
Spec. USB overload.
Connect to
a different
USB port
Replace Main Board
Insert another
Skype unit
or
USB dongle
Skype unit
Replace Main Board
Network connected?
Reset network
Yes
No
Yes
No
No
OK
NG
OK
NG
OK
NG
Next page
Yes
-Unplug another
USB device
-AC OFF/ON
FIGURE 5-17. SKYPE NOT WORKING PROPERLY (PAGE 1 OF 2)
KDL-32EX725/40EX725/55EX725
54
SECTION 5 - FLOW CHARTS AND DIAGRAMS
Far end
Video/Audio quality?
Network speed
or
far end system issue
Auto-Focus work?
Sound quality?
No video?
Manual Focus work?
Check Auto-Focus area
Enough
network speed?
Skype unit
Call Skype
sound test
Far end setting/system
Move unit away
from speaker
Skype unit
Audio
problem
Video problem
Previous page
OK
NG
Yes
No
Yes
No
No
Yes
Yes
NG
FIGURE 5-18. SKYPE NOT WORKING PROPERLY (PAGE 2 OF 2)
Click on the first or last page to see other KDL-32EX725 / KDL-40EX725 / KDL-55EX725 service manuals if exist.