Dell 4400 Webcam User Manual


 
28 Solving Problems
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If the screen is blank
HINT: See the
documentation that come
with your monitor for
fault indications and
troubleshooting
procedures specific to
your monitor.
CHECK THE VIDEO CABLE CONNECTIONCheck for bent pins (most video
cable connectors have missing pins, but not bent pins). Ensure that the video
cable is connected as shown on the START HERE sheet for your computer.
PRESS THE MONITOR POWER BUTTONBe sure that you firmly pressed the
monitor power button.
CHECK THE POWER LIGHTWhen the power light is lit or blinking, the
monitor has power. If the power light is blinking, press a key on the keyboard or
move the mouse.
TEST THE ELECTRICAL OUTLETEnsure that the electrical outlet is working
by testing it with another device, such as a lamp.
SWAP THE COMPUTER AND MONITOR POWER CABLESSwap the
computer and monitor power cables to determine if the power cable is defective.
TEST THE VIDEO EXTENSION CABLE (IF USED)—If you are using a video
extension cable and removing the cable solves the problem, the cable is defective.
TEST THE MONITORIf another monitor is available, connect it to the
computer.
CHECK THE BACK PANEL LIGHTSIf all four lights below the serial
connector (see page 61) are not green, call Dell for technical assistance (see
page 100).
CHECK THE POWER PROPERTIESSee the Tell Me How help file or search
for the keyword standby in the Help and Support Center (Help in Windows
2000). To access help files, see page 26.