Nvidia GD245HQ manual Troubleshooting, EN-19

Page 20

TROUBLESHOOTING

Before sending your LCD monitor for servicing, please check the trouble- shooting list below to see if you can self-diagnose the problem.

(VGA Mode)

Problems

Current Status

Remedy

 

 

 

 

LED ON

· Using OSD, adjust brightness and contrast

 

 

to maximum or reset to their default

 

 

settings.

 

 

 

 

LED OFF

· Check the power switch.

 

 

 

No Picture

 

· Check if AC power cord is properly

 

connected to the monitor.

 

 

 

 

 

 

LED displays

· Check if video signal cable is properly

 

amber color

connected at the back of monitor.

 

 

 

 

 

· Check if the power of computer system is

 

 

ON.

 

 

 

 

Unstable

· Check if the specification of graphics

 

Picture

adapter and monitor is in compliance

 

 

which may be causing the input signal

 

 

frequency mismatch.

 

 

 

 

Display is

· Using OSD, adjust RESOLUTION, CLOCK,

 

missing, center

CLOCK-PHASE, H-POSITION and V-

Abnormal

shift, or too

POSITION with non-standard signals.

Picture

small or too

 

· Using OSD, in case of missing full-screen

large in display

 

 

image, please select other resolution or

 

size

 

other vertical refresh timing.

 

 

 

 

 

 

 

· Wait for a few seconds after adjusting the

 

 

size of the image before changing or

 

 

disconnecting the signal cable or powering

 

 

OFF the monitor.

 

 

 

EN-19

Image 20
Contents Table of Contents Special Notes on LCD Monitors EN-1Information for your safety and comfort Safety instructionsSafe listening EN-2Product servicing LCD Pixel StatementTips and information for comfortable use Finding your comfort zoneEN-4 Taking care of your visionDeveloping good work habits Unpacking EN-5EN-6 Screen Position AdjustmentAttaching / Removing the Base Connecting the Power Cord Safety PrecautionCleaning Your Monitor EN-7Power saving DDCLight BlueConnector PIN Assignment Pin Color Display Signal CableGround Ground DDC-Serial ClockEN-10 Standard Timing Table EN-11Installation EN-12EN-13 Acer eColor Management Operation instructions EN-14Adjusting the OSD settings EN-15EN-16 EN-17 Product information EN-18Troubleshooting EN-19DVI Mode Problems Current Status Remedy · Using OSD, adjust brightnessContrast to maximum or reset to their Default settingsDeclaration of Conformity Federal Communications Commission Declaration of Conformity