![background image](http://html.mh-extra.com/html/samsung/syncmaster-ex2220/syncmaster-ex2220_service-manual_1189548031.webp)
4-10
4. Troubleshooting
4-5. Error Examples and Actions
Error Appearance
Symptoms and Actions
Remarks
Symptom: DVI signals are not recognized.
Cause:
This error occurs because the PC cannot
recognize the mode information since the
DVI DDC is not input to the monitor.
Action:
Input the DVI DDC.
*On how to input DDC, refer to the
training manual.
Symptom: A full white screen is displayed regardless of
the signals when turning on the monitor.
Cause:
This error occurs when only lamp power
is supplied and the video signals are not
input to the panel due to an LVDS cable
connection error.
Action:
Replace the LVDS cable or connect the
cable correctly so that the video signals can
be supplied to the panel.
* A Full White pattern is a feature of a
TN panel when no video signals are
supplied.
Symptom: When connecting the DVD, noise occurs on
the screen.
Cause:
The HDCP key is not inserted.
Action:
Enter the HDCP key. (See page 4-17.)
Summary of Contents for SyncMaster EX2220
Page 5: ...3 2 3 Disassembly and Assembly Description Photo Screws 3 Turn the monitor over again ...
Page 17: ...1 4 1 Precautions Memo ...
Page 21: ...2 4 2 Product specifications Memo ...
Page 24: ...4 3 4 Troubleshooting 4 2 1 Circuit diagrams when the power does not turn on ...
Page 26: ...4 5 4 Troubleshooting 4 3 1 When a blank screen is displayed Analog ...
Page 27: ...4 6 4 Troubleshooting 4 3 2 Waveforms when no screen is displayed Analog ...
Page 29: ...4 8 4 Troubleshooting 4 4 1 Circuit diagrams when a blank screen is displayed Digital ...
Page 30: ...4 9 4 Troubleshooting 4 4 2 Waveforms when a blank screen is displayed Digital ...
Page 40: ...6 1 6 Wiring Diagram 6 Wiring Diagram 6 1 Wiring Diagram Main Board ...
Page 41: ...6 2 6 Wiring Diagram 6 2 Wiring Diagram IP Board ...
Page 43: ...6 4 6 Wiring Diagram Memo ...