Sony KDL-32EX727 / KDL-40EX727 / KDL-46EX727 / KDL-55EX727 Service Manual ▷ View online
KDL-32EX727/40EX727/46EX727/55EX727
51
SECTION 5 - FLOW CHARTS AND DIAGRAMS
NETWORK NOT CONNECTING
Wired Network
on the TV
Check
Local Access
Check
Cable Connection
OK
NG
OK
NG
Check
Internet Access
Proxy setting
NG
Replace Main Board
Check Ethernet Cable
Ethernet Cable
Check IP address
and
Local router setting
Wired Set-up
IP address setting
Check Local router DHCP server
Auto
Manual
OK
NG
FIGURE 5-14. WIRELESS NETWORK MALFUNCTIONING
KDL-32EX727/40EX727/46EX727/55EX727
52
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-32EX727/40EX727/46EX727/55EX727
53
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-32EX727/40EX727/46EX727/55EX727
54
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)
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