Dahua LM32-U400P User Manual Download Page 13

6

Faults  occurring 

The power indicator light is not on

Possible  solutions

Dimming picture

Flickering picture or picture 
with ripples

Color shortage
(red, green and blue)

Picture with color difference 
(white looks not white)

Adjust brightness and contrast

There may be electrical appliances or equipment with 
electronic disturbance.

The power indicator light is 

on (flickering),but the 

monitor has no pictures.

Check if the PC power is on.

Check if the PC display card is inserted properly.

Check if the signal cable of the monitor is correctly 
connected with the PC.

Check the signal cable plug of the monitor and make sure 
everypin has no bending.

Observe the indicator light by pressing the Caps Lock key on 
the PC keyboard and check if the PC is working

.

Check if the function of plug-and-play of the device is 
compatible with PC. 
Check if the display card is compatible with the plug-and-
play function.

I

mpossible plug-and-play

Screen font blur under 
VGA signal

Screen color error under 
VGA signal

T

he picture is not in the middle, 

or the size is not right

Appendix 1 Troubleshooting

Appendix Table 1-1 FAQ

Check the signal cable of the monitor and make sure every 
pin has no bending.

Hot key(A UTO)

Adjust RGB color or reselect color temperature.

 

Select the "E" to automatically adjust the image.

Select "Auto color" in OSD to correct under the white output 
screen.

Check if the power is on.

Check if the power cord is connecte

d. 

The above workarounds are for reference only. If you have any problems, please contact the after-sales 

NOTE

service center or find a professional to help.

Summary of Contents for LM32-U400P

Page 1: ...LM32 U400P Smart Monitor User s Manual V1 0 0...

Page 2: ...are not limited Providing clear and visible identification to inform people of the existence of the surveillance area and provide required contact information The following signal words might appear i...

Page 3: ...ior written notice Product updates might result in some differences appearing between the actual product and the manual Please contact customer service for the latest program and supplementary documen...

Page 4: ...d on top of the device to avoid liquids flowing into it Do not disassemble the device Do not tread on or squeeze the power line especially the plug or connection point of the power line to the product...

Page 5: ...can result in a fall of the product E nsure all mounting hardware and other installation accessories are properly secured during installation Protective earthing terminal The apparatus should be conne...

Page 6: ...ain or humidity loss of function or dropped please contact dealer or after sales service center Be careful during maintenance of product even if the power is off Some components are equipped with UPS...

Page 7: ...Table of Contents Important Safeguards and Warnings Foreword 1 1 Packing List 2 2 Monitor Adjustments 3 3 Button Description 4 4 Cable Connection 5 6 Appendix 1 Troubleshooting 5 Product Specification...

Page 8: ...le Type c Signal cable Power adapter Power cable Base Stand Camera Smart screen Host The packing list varies depending on the model you purchase The packing lists in this section are for reference onl...

Page 9: ...displays have different adjustment functions and the specific adjustment functions are subject to the actual model adjustment functions 2 Monitor Adjustments 18 18 200mm Rotation angle 30 2 0 Vertica...

Page 10: ...cription volume down Volume Up Power on off Buttons description 1 2 3 Power on and work normally Fully charged charging state and power level 98 Low power charging state and power 10 Low power power 1...

Page 11: ...phone tablet notebooks Notebooks PC HDMI Type C DC in The above ports are for reference only the actual ports of different types of monitors may be slightly different from the ports in the figure and...

Page 12: ...ilting 18 2 Backward tilting 18 2 Vertical angle Speaker 4 MIC array MIC Environmental conditions Temperature 0 C 40 C 32 F 104 F Humidity 10 90 RH non condensing Temperature 20 60 4 F 140 F Humidity...

Page 13: ...Caps Lock key on the PC keyboard and check if the PC is working Check if the function of plug and play of the device is compatible with PC Check if the display card is compatible with the plug and pl...

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