Monday, August 15, 2022

LG LED TV 32LK610BPUA, 32LK610BBUA Smart JIG Power Diagnosis Muitl Gender SMPS (Power board) fault diagnosis method

 

Power Board Muitl Gender JIG Diagram (PN: RAD33187801)



Power Board Muitl Gender JIG Diagnostic model List

Existing 12Y, 13Y, 14Y, 15Y LED models included
15Y, 16Y, 17Y - 18Y OLED, 16 -17 -18 Y LED model Power diagnosis function newly added

15Y -16Y -17Y -18Y OLED Model, 16Y -17Y - 18Y LED Model

Power Board Muitl Gender How to Connect

Power Board Muitl Gender JIG


Power BD Smart Jig Voltage Switch

24V >
20V >

24V
20V

13.2V or 18V  > 24V


Smart Jig Voltage Setting

Note on setup
(The correct power diagnosis can be made only if it is set correctly.)
24V Power Board : Change the switch to 24V of Smart Jig Voltage
20V Power Board : Change the switch to 24V of Smart Jig Voltage

13.2V or 18V Power Board : Change the switch to 24V of Smart Jig Voltage.

15Y OLED (EG96,EF95,EG92,EG93,EG94) Power Board Diagnostic method (1)

Check power board voltage

* Switch the product SW in JIG to LCD.
LCD MODEL Check the power voltage and switch (24V) to the correct voltage.
Fix the LCD MODEL switch to 24V.(Smart JIG)

Disconnect the Main Board 24Pin Power Cable connector.

Connect the 24Pin Power Cable connector to the Muitl Gender JIG 24Pin connector

Power Board Diagnostic method (2)

When the OK LED (24V,12V) turns on, Power Board is normal.
When the NG LED turns on, the Power Board can be judged as defective.

16Y OLED (B6) Power Board Diagnostic method

Connect the 24Pin Power Cable connector to the Multi gender JIG 24Pin connector.

Switch the LCD MODEL S/W to 24V by checking the power voltage.
Fix the LCD MODEL switch to 24V.(Smart JIG)

When the OK LED (24V,12V) turns on, Power Board is normal.
When the NG LED turns on, the Power Board can be judged as defective.

16Y OLED (C6) Power Board Diagnostic method

Check power board voltage.
Smart JIG: Fix the LCD MODEL switch to 24V.(Smart JIG)

Disconnect the Main Board 24Pin Power Cable connector.

Connect the 24Pin Power Cable connector to the Muitl Gender JIG 24Pin connector

When the OK LED (24V,12V) turns on, Power Board is normal.

16Y OLED (E6) Power Board Diagnostic method

Check power board voltage.
Fix the LCD MODEL switch to 24V. (Smart JIG)

Disconnect the Main Board 24Pin Power Cable connector.

Connect the 24Pin Power Cable connector to the Muitl Gender JIG 24Pin connector

When the OK LED (24V,12V) turns on, Power Board is normal.
When the NG LED turns on, the Power Board can be judged as defective.

16Y OLED (G6) Power Board Diagnostic method

Check power board voltage.
Fix the LCD MODEL switch to 24V.(Smart JIG)

Disconnect the Main Board 24Pin Power Cable connector.

Connect the 24Pin Power Cable connector to the Muitl Gender JIG 24Pin connector

When the OK LED (24V,12V) turns on, Power Board is normal.

When the NG LED turns on, the Power Board can be judged as defective.

17Y OLED (B7-C7-E7-G7) Power Board Diagnostic method

Disconnect the Main Board 28Pin Power Cable connector.

Connect the 28Pin Power Cable connector to the Muitl Gender JIG 28Pin connector.

Switch the LCD MODEL SW to 20V by checking the power voltage.
Fix the LCD MODEL switch to 20V.(Smart JIG)

When the OK LED (24V,12V) turns on, Power Board is normal.
When the NG LED turns on, the Power Board can be judged as defective

17Y OLED (W7) Power Board Diagnostic method

Disconnect the Main Board 24Pin Power Cable connector.

Connect the 24Pin Power Cable connector to the Muitl Gender JIG 28Pin connector

Switch the LCD MODEL SW to 20V by checking the power voltage.
Fix the LCD MODEL switch to 20V.(Smart JIG)

When the OK LED (24V,12V) turns on, Power Board is normal.
When the NG LED turns on, the Power Board can be judged as defective.


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