Displayport(Dp) Output Is Not Made / Display Abnormality; Can Not Control Lan Connection (Lan For Display) - Sharp PN-L803C Service Manual

6. DISPLAYPORT(DP) OUTPUT IS NOT MADE / DISPLAY ABNORMALITY

Is the image displayed on the LCD?
No abnormality
Is the DP output taken for the DP input?
No abnormality
Check the DP cable for any abnormality.
- Any problem with the connection of the Displayport

cable?
- Check that the Displayport cable
(out of support).
No abnormality
Check the Main PWB and the related parts for any
abnormality.
- Check the connection cable.
- Check the fuses (Main Power : F2200,
CTL Power : F2302) or breakage.
- Check the PWB.

7. CAN NOT CONTROL LAN CONNECTION (LAN FOR DISPLAY)

Are the LAN (network) settings of Display correct?
- DHCP client
- IP address
- Subnet mask
- Default gateway
OK
Are the LAN (network) settings of PC correct?
OK
Is the version of Internet Explorer proper?
OK
Any problem with the LAN cable?
OK
Check the Main PWB and the related parts for any
abnormality.
- Check the connection cable.
- Check the fuses or breakage.
- Check the PWB.

is not a special one
Problem found
Problem found
Problem found
Problem found
Problem found
PN-L803C/80TC3 TROUBLESHOOTING 7 - 4
Abnormality
Refer to "3.THE DISPLAY DOESN'T
SHOW/DISPLAY ABNORMALITY"
Abnormality
Connect to the DP output.
Abnormality
Replace the abnormal part.
Abnormality
Replace the abnormal part.
Configure the settings from the menu again.
Configure the settings of PC again.
Use Ver6.0 or higher.
Replace the defective part.
Replace the defective part.