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LGE Internal Use Only
Copyright ©
LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Make sure the input signal type and
Our TV can support the signal
Check the RGB cable defect or
status of conductor
Check the EDID, I2C signal
R2821(SCL), R2822(SDA)
Check the JK2800 H / V_Sync / R / G / B
signal
Check the DSUB_DET signal
Download the EDID data,
Exchange the Mstar(IC101)
Or Main board
Exchange the D-SUB Jack
Exchange the resistor
R2823 / R2824
No
No
No
Yes
Yes
Yes
Yes
Yes
Check the LVDS output signal of Mstar IC
Exchange the Mstar(IC101)
Or Main board
No
6. RGB Video
Make sure the input signal type and
Our TV can support the signal
Check the HDMI cable defect or
status of conductor
Check the EDID, I2C signal
HDMI1 : R810(SDA),R811(SCL)
HDMI2 : R815(SDA),R816(SCL)
Check the HDMI Jack
JK800, JK801
Check the HDMI_DET(HPD) signal
Exchange the IC or download
The EDID data
Exchange the HDMI Jack
Exchange the Resistor
R803,R808,R809,R814,Q800
No
No
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Check the voltage of HDCP EEPROM /I2C
Signal : IC104
Exchange the defective IC
No
Check the HDMI signal
No
Exchange the Mstar(IC101)
Or Main board
Check the LVDS signal output
Exchange the Mstar(IC101)
Or Main board
No
7. HDMI Video
Summary of Contents for 32LY340C
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