Dell Precision 330 User's Guide - Page 121

Monitor Indicator Codes Monitor Indicator Code Cause Solid green Power is on, and the monitor is receiving video input from the computer. The system is operating normally. Solid yellow Power is on, but the monitor is not receiving video input from the computer. Basic Checks: • Run the monitor self-test as instructed in the monitor user's guide. • Connect the monitor power cable directly to an electrical outlet to ensure that the monitor turns on. Do not connect it to a power protection device, UPS, power strip, or extension cord. • Ensure that the monitor power cable is firmly connected, verifying that the power cable is adequately connected at the monitor and to the electrical outlet. • Swap the power cables between the computer and the monitor to see whether the problem symptoms change. • If the monitor display is blank, the computer may be in suspended, or hibernate, state. Push and release the power button, move the mouse, or press a key on the keyboard to bring the computer out of the suspended state. • Disconnect the monitor interface cable from the computer and check the cable connector for bent or broken pins. Check for damaged or frayed cables. • If the monitor interface cable is not damaged, ensure that it is firmly connected to the computer. • Adjust brightness and contrast settings on the monitor. If the problem still exists after you complete the basic checks, fill out the Diagnostics Checklist as you perform the following steps: 1 Turn off the computer, wait at least 30 seconds, and then turn the computer back on. S o lv ing Pr o ble m s 121