8. Check Commercial Features.

8. Check Commercial Features.

8.1. External speaker(8OHM, 1W, Single-End)

<Equipment & Condition>

External speaker and Oscilloscope

Power only mode

(1)Connect external speaker(8 ohm) to speaker out port with phone jack on TV side as below.

(2)Check the Max. speaker output is 1W or not. Sine wave with 1KHz will be displayed.

8.2.IR OUT

< Equipment & Condition >

Simple Jig (commercial check JIG)

Power only mode





(1)Connect each other RS232C port on the Commercial Check JIG.

(2)Press any key on Service Remote-control.

(3)Check the LED status of the Check JIG.

-IR LED(OK condition: blinking) (LED #1)

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LG Electronics 39LN548C/549C-ZA, 39LP360H-ZA Check Commercial Features, External speaker8OHM, 1W, Single-End, Ir Out