Trouble Shooting - No Video (Rgb-Pc) - LG 42LE5400 Service Manual
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Also See for 42LE5400:
- Owner's manual (136 pages) ,
- Specifications (2 pages) ,
- Owner's manual (223 pages)
Table of Contents
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6. Trouble shooting - No video (RGB-PC)
Check input signal format.
Is it supported?
Check RGB Cable conductors
for damage or open conductor
Check EDID & EEPROM
IC8401 I2C Signal R8415,
R8416, R8417,R8421(SDA,SCL)
Check P8400
H/V_Sync/R/G/B Signal Line
R8408, R8409, R8410
Check DSUB_DET
Check FRC and BCM LVDS Output
Copyright ⓒ 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
ok
ok
No
Re-download EDID data or Replace the defective IC
ok
No
Replace Jack
ok
No
Replace R8425
ok
No
Replace Mstar(IC9001) or BCM( IC900)
or Main Board.
LGE Internal Use Only
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Table of Contents
Troubleshooting
