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# If you can’t use service remocon or enter ISP mode, please follow the method.

(The method uses manual WISP program)

1. Change from WISP Automatic mode on to manual mode and then push Enter ISP Mode.

2. As soon as turn on AC power, push Send quickly and again. Check the following message in ISP status. 
*If ISP status is not ready, try again from AC power on.

3. After Entering ISP mode, Push Erase Flash and Send. (Take turns (1)~(4) ). 

*If Erase Flash is not OK, try again Erase Flash. 

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4. After Erase Flash, Push Write Flash. Then select hex file after push Browse. Check file loading. 

Push Send and wait for writing flash.  (Take turns (5)~(7) )

5. Push Verify Flash and Send.(Take turns (8)~(9).) Finally, Turn off and on Main AC Power and wait for ending LED blinking.

O

Push IN-START => IN-STOP => TILT => TILT  at Service remocon in order then ST-BY(Red) will be blinking. 
*If SET-ON LED(Green) blinks, please push TILT key once.

O

1. After LED checking, execute "ISP_Tool" program. 
2. Push Identity and check connection message.

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3. Push "Select Intel HEX File" and select hex file.(1)

4. Push "Erase" => "Program" => "Verify" => "Restart System" after loading file. 

(Take turns (2)~(5) ).

5. Check whether each stage (2)~(5) is successful in message box.
6. After finishing ISP, turn OFF Main Power AC switch and then turn ON the switch.

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No power 
(LED indicator off)

Check short of main B/D 
or Change Lips

Change U406

Change LED Assy

Check 15V or 5V 

of Lips

Check Output of 

U406

Check LED Assy

Check J103, J125, J126

Connector 

Fail

Fail

Change Q402

Check Output of 

Q402

Fail

Pass

Fail

Pass

Pass

Pass