Dell S2421HN User Manual page 4

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Setting up the monitor . . . . . . . . . . . . . . . . . . . . . . .23
Connecting the stand . . . . . . . . . . . . . . . . . . . 23
Using the tilt . . . . . . . . . . . . . . . . . . . . . . . . 26
Connecting your monitor . . . . . . . . . . . . . . . . . 27
Organizing your cables . . . . . . . . . . . . . . . . . . 28
Removing the monitor stand . . . . . . . . . . . . . . . 29
Wall mounting (Optional) . . . . . . . . . . . . . . . . . 30
Operating the monitor . . . . . . . . . . . . . . . . . . . . . . . 31
Power on the monitor . . . . . . . . . . . . . . . . . . . 31
Using the front panel controls . . . . . . . . . . . . . . . 31
Using the OSD lock function . . . . . . . . . . . . . . . 33
Front-panel button . . . . . . . . . . . . . . . . . . . . . 35
Accessing the menu system . . . . . . . . . . . . . . . . . . . . 36
OSD warning messages . . . . . . . . . . . . . . . . . . . . . . . 47
Setting the maximum resolution . . . . . . . . . . . . . . . . . . 49
Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Self-test . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Built-in diagnostics . . . . . . . . . . . . . . . . . . . . 51
Common problems . . . . . . . . . . . . . . . . . . . . . 52
Product specific problems . . . . . . . . . . . . . . . . . 54
Appendix. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
Contacting Dell. . . . . . . . . . . . . . . . . . . . . . . 55
Outline dimension . . . . . . . . . . . . . . . . . . . . . . . . . 56
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