Sony EX720, EX423, CX520, CX523, EX520, EX420 Troubleshooting, 24 GB, Condition Explanation/Solution

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Additional Information

Troubleshooting

When the 1 (standby) indicator is flashing, count how many times it flashes (interval time is three seconds).

Press 1 on the TV to turn it off, disconnect the AC power cord, and inform your dealer or Sony service centre of how the indicator flashes (number of flashes).

When the 1 (standby) indicator is not flashing, check the items in the table as follows.

Also refer to “Troubleshooting” in the i-Manual. If the problem persists, have your TV serviced by qualified service personnel.

Condition

Explanation/Solution

 

There is no picture (screen

Check the antenna/cable connection.

 

is dark) and no sound.

Connect the TV to the AC power and press 1 on the TV.

 

 

If the 1 (standby) indicator lights up in red, press "/1.

 

 

 

 

Tiny black points and/or

The screen is composed of pixels. Tiny black points and/or bright

 

bright points appear on the

points (pixels) on the screen do not indicate a malfunction.

 

screen.

 

 

 

 

 

Some programmes cannot

Check the antenna or dish.

 

be tuned.

 

The TV turns off automatically (the TV enters standby mode).

Check if the “Sleep Timer” is activated, or confirm the “Duration” setting of “On Timer”.

Check if the “Idle TV Standby” is activated.

Check if the “Presence Sensor” is activated. When no viewer is detected in front of the TV for a preset time, the picture automatically turns off, while leaving only the TV sound on. Additionally, after 30 minutes in picture off mode, the TV will switch to standby mode.

The remote does not function.

Replace the batteries.

Your TV may be in SYNC mode.

Press SYNC MENU, select “TV Control” and then select “Home (Menu)” or “Options” to control the TV.

The “Parental Lock” Enter 9999 for the PIN code. (PIN code 9999 is always accepted.) password has been

forgotten.

The TV surrounds become When the TV is used for an extended period, the TV surrounds

warm.

become warm.

 

You may feel hot when touching there by the hand.

 

 

24 GB

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Contents LCD Introduction Trademark informationPrecautions Location of the identification labelDisposal of the TV set Australian model only Table of Contents Contents of the i-Manual Checking the accessories Inserting batteries into the remoteAttaching the Table-Top Stand Except KDL-60EX720Adjusting the viewing angle of the TV Detaching the Table-Top Stand from the TVEnsure that there are no objects in front of the TV Connecting an antenna/ cable/VCR Connecting an antenna/cable and VCRConnecting an antenna/cable 10 GBConnecting audio/video devices Organizing the AC power cord/Bundling the cablesPreventing the TV from toppling over Performing the initial set- up 12 GB13 GB Watching the TV 14 GBTo use Digital Electronic Programme Guide 15 GB Parts and controls of the remoteSelecting various functions and settings Home Menu To select items in the Home menu e.g., selecting Settings16 GB 17 GB Home menu mapDisplaying Operating Instructions i-Manual 18 GBTo select items in the i-Manual 19 GB Description of the i-Manual screenTo use the bookmark To memorise the last displayedPreparing a wired network Preparing a wireless LAN20 GB Setting up the Internet connection Type 1 Secured network with Wi-Fi protected Set-up WPSWireless LAN Type Wired LAN , TypeAdjusting the server display settings Type 4 Wired network set-upIf you cannot connect to the Internet 22 GB23 GB If you cannot connect to your home networkTroubleshooting Condition Explanation/Solution24 GB Specifications SystemOptional accessories 26 GBInstalling the Accessories Wall-Mount Bracket To CustomersTo Sony Dealers and Contractors When installing the base bracket on the wall for SU-WL50B 28 GBSU-WL50B and SU-WL100 29 GB Screw and Hook locations diagram/table 30 GBScrew location Hook location TV installation dimensions table SU-WL100 Hook location32 GB Safety Information Installation/Set-upAC power cord Prohibited UsageIf the following problems Occur When not in use34 GB Broken pieces