Read LG 19LS3300 (CHASSIS:LP24A) Service Manual online
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No Raster
: [B] Process
Check LED status
On Display Unit
Repeat [A]/[A-1] Process
Fail
Check PANEL_VCC of LVDS wafer
Check Output of Q720
Fail
Change Inverter Connector
Or Inverter
Fail
Pass
Fail
Pass
Change LVDS Cable
Fail
Check LVDS Cable
Pass
Check Panel Link Cable
Or Module
Change Panel Link Cable
Or Module
Check Inverter Connector
Or Inverter
Pass
No Raster on COMPONENT Signal
Check Input source
Cable And Jack
Pass
Re-soldering or
Change the defect part
Pass
Check the Input/Output
Of IC501
Fail
Re-soldering or
Change the defect part
Repeat [A]/[A-1], & [B] Process
Check The Input/Output
Of JK101
Fail
Pass
No Raster on HDMI Signal
Check Input source
Cable And Jack
Pass
Check the Input/Output
Of JK203
Fail
Re-soldering or
Change the defect part
Pass
Pass
Pass
Check the Input/Output
Of IC501
Fail
Re-soldering or
Change the defect part
Repeat [A]/[A-1], & [B] Process
Pass
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