Dell Precision T5400 (Late 2007) User Manual
Page 53
Quick Reference Guide
53
• Swap the computer and monitor power cables to determine if the monitor’s power
cable is defective.
• Check the connectors for bent or broken pins (it is normal for monitor cable connectors
to have missing pins).
C
H E C K
T H E
M O N I T O R
P O W E R
L I G H T
—
• If the power light is lit or blinking, the monitor has power.
• If the power light is off, firmly press the button to ensure that the monitor is turned on.
• If the power light is blinking, press a key on the keyboard or move the mouse to resume
normal operation.
T
E S T
T H E
E L E C T R I C A L
O U T L E T
—
Ensure that the electrical outlet is working by testing
it with another device, such as a lamp.
C
H E C K
T H E
D I A G N O S T I C
L I G H T S
—
The screen is difficult to read
C
H E C K
T H E
M O N I T O R
C A B L E
C O N N E C T I O N
—
• Ensure that the monitor cable is connected to the correct graphics card (for dual
graphics card configurations).
• If you are using the optional
DVI-to-VGA
adapter, ensure that the adapter is correctly
attached to the graphics card and monitor.
• Ensure that the monitor cable is connected as shown on the setup diagram for
your computer.
• Remove any video extension cables and connect the monitor directly to the computer.
• Swap the computer and monitor power cables to determine if the monitor’s power
cable is defective.
• Check the connectors for bent or broken pins (it is normal for monitor cable connectors
to have missing pins).
C
H E C K
T H E
M O N I T O R
P O W E R
L I G H T
—
• If the power light is lit or blinking, the monitor has power.
• If the power light is off, firmly press the button to ensure that the monitor is turned on.
• If the power light is blinking, press a key on the keyboard or move the mouse to resume
normal operation.
T
E S T
T H E
E L E C T R I C A L
O U T L E T
—
Ensure that the electrical outlet is working by testing
it with another device, such as a lamp.
C
H E C K
T H E
D I A G N O S T I C
L I G H T S
—