Sunday, October 21, 2012

SONY LCD - KDL-22 EX320 _ KDL-24 EX320_ KDL-26 EX320_ KDL-32 EX320_ KDL-40 EX320_ KDL-46 EX320_ KDL-55 EX320_Troubleshooting: Contn:



Contn:


                                        [2]


6-time blinking


Check BL_ERR  at pin 7 of CN6002 on the B* Board.
Under 2.65V
B* Board.
Over 2.65V



Change G* Board.
Symptom improvement.
G* Board.

Not good



Panel





 6-times blinking

[Temperature]


Setting circumstance is OK?  Temperature, Ventilation, etc?

No
Set to an other location.
Yes



Change B* Board and aging a few hours.

No
Panel.
Ok



B* Board.







8-times blinking


If the symptom improved by changing the WIFI module.

No
B* Board.
Yes



WIFI Module.








No picture





Press Home key XMB {Menu} displayed?
No
PANEL_VCC at pin 1 on CN6001 B* Board.
Yes
Check BL_ON at pin 6 of CN6002 on the B* Board

BL_ON: H
Replace the LVDS Harness.
Not good
LCD panel 9T-Con)
Yes

No

BL_ON:L

Ok



B* board

G* Board.

Replace Harness between G* Board to B* Board.
Not good. (harness (G* to B*)
Harness (LVDS)






Ok









Change B* Board.
Not good
G board.







Ok









B* board.











No sound



Check the speaker Setting.

Audio system
Change to TV speaker.


Check speaker Harness

Not good
Replace the B* Board.
Ok
B* board.
Ok

Not good



Speaker harness

Speaker







Button malfinction on TV



Replace the harness between B* to Switch Unit

Ok
Switch Unit change.
Ok
Switch unit
Not good

Not good




Harness

B*Board.







TV isn’t controlled by remote commander



Green LED light at power indicator.
Ok
Green LED blinks at power indicator when using commander near sensor’s window.

Ok
Mechanical (eg: bezel)
Not good

Not good



Check the harness between the B* Board and the HLR board.

Ok
Sensor is broken.


Not good




Exchange the harness

Ok
Harness.


Not good





Exchange the HLR Board.

Ok
HLR board.


Not good





B* Board.








Wired network on the TV



Connection result Cable Connection.

Not good
Check the Ethernet Cable
Not good
Ethernet cable.
Ok

Ok





B* board


Connection result Local access
Not good
Wired Set-Up IP address setting.
Auto
Check Local router DHCP server.

Ok

Manual




Check IP address and Local router setting.



Connection result Internet access.
Not good
Proxy setting.






Wireless network on the TV


Error Message appears when the Wireless Network is connected?

USB Dongle.

No



Is the radio field strength too weak or even No Signal?

Yes
Access Point.
No



B* Board






Wireless network on the TV


Error message appear when the Wireless Network is selected?

Yes
Wireless Module. Harness.
No



Is radio field Strength too weak or even no Signal?

Yes
Access point.
No



B* Board.






HDD Rec malfunction



HDD is connected to the appropriate USB port?

No
Connect to appropriate port.


Yes





USB Hub is inserter in between the USB port and HDD?

No
Is the drive size larger than 32GB and Smaller than 2TB??
No
Only 32GB ~ 2TB is supported.
Yes


Yes


USB hub is not supported.

All the setups and restrictions listed in iManual are cleared?

No
Check the iManual.


Yes





B Board.








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