LG 32LP560M Service Manual page 16

12. External Speaker Out
Waveform of Oscilloscope
(1) Connect external speaker 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
(3) Check Both of the signal in speaker.
(only Power -> Fived 1W Default)
-> Check the input signal(1KHZ, Sine wave) and the wave
of output by utilizing oscilloscope.
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Only for training and service purposes
13. LAN Main board Check
13.1. Overview
Recommended Input Signal
: RF, 1kHz, Sine wave
13.2. Equipment
Measuring
13.3. Equipment connection map & b_LAN
point
- 16 -
[Only for XXLP645H series]
It is LNET RF modem & FTG card
(1) b_LAN Checker: UTC-1000 (with Cable accessory)
(2) Computer(for test result monitoring)
(3) Connection JIG
Check
LGE Internal Use Only