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ACER XV272 

 

13

 

 

 

5. Troubleshooting 

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   

No Picture 

LED ON   



 

Using OSD, adjust brightness and contrast to 
maximum or reset to their default settings. 

LED OFF   



 

Check the power switch.   



 

Check if AC power cord is properly connected to 
the monitor.   

LED displays amber 
color 



 

Check if video signal cable is properly connected 
at the back of monitor.   



 

Check if the power of computer system is ON.   

Abnormal 
Picture 

Unstable Picture   



 

Check if the specification of graphics adapter 
and monitor is in compliance which may be 
causing the input signal frequency mismatch.   

Display is missing, 
center shift, or too 
small or too large in 
display size 



 

Using OSD, adjust RESOLUTION, CLOCK, 
CLOCK-PHASE, H-POSITION and V-POSITION 
with non-standard signals.   



 

Using OSD, in case of missing full-screen image, 
please select other resolution or other vertical 
refresh timing.   



 

Using OSD, in case of missing full-screen image, 
please select other resolution or 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. 

Abnormal 
Sound   
(Only 
Audio-Input 
model) 
(Optional) 

No sound, or sound 
level is too low 



 

Check the audio cable with the host PC is 
connected.   



 

Check if the volume setup of the host PC is in 
minimum position and try to raise the volume 
level. 

 

Summary of Contents for NITRO XV272

Page 1: ...Acer Monitor XV272 LIFECYCLE EXTENSION GUIDE...

Page 2: ...3 Mechanical Instruction 6 4 Disassembly and Assembly SOP 7 5 Troubleshooting 13 6 FRU List 15 Safety Notice Any person attempting to service this chassis must familiarize with the chassis and be awar...

Page 3: ...iring method may damage equipment or products It is recommended that service engineers should have repairing knowledge experience as well as appropriate product training per new model before performin...

Page 4: ...IM 19 MYLAR 2 PCBA LED BD 20 MYLAR 3 LCDM 21 TAPE 4 MID FRAME 22 TAPE 5 SCRW 23 MYLAR 6 SCRW 24 SCRW 7 WIRE 25 ASSY SHD 8 SPK 26 PCBA CTRL 9 SCRW 27 FFC CTRL 10 PCBA SPS BD 28 ASSY RC 11 PCBA IF BD 29...

Page 5: ...agrams for model XV272 The wiring connectivity position will be different according to the ACTUAL PCBA connector position Please base on different SKU refer to below diagram NOTE INF BD Interface Boar...

Page 6: ...ools that would typically can be used to disassemble the product to a point where components and materials requiring selective treatment can be removed Tool Description working table Screw driver Phil...

Page 7: ...ESD protection After unplugging the power cord the power board still have power energe Please pay attention when disassembling assembling S1 Disassemble the RC stand and base Before Disassembling Asse...

Page 8: ...ure 2 PICTURE 1 PICTURE 2 S4 Disassemble USB SIDE BD Tear off the small Mylar from the SHD as picture 1 Extract the USB FFC from USB BD and tear off the USB FFC from the panel as picture 2 Unlock the...

Page 9: ...ve Mylar and ulock 7 PCBA screws and 1 DP screw from the PCBA BD Disassemble the USB BD from the SHD and extract the USB wire from the USB BD as picture 2 Disassemble the I F BD from the SHD and extra...

Page 10: ...ing monitor need to be put on the sponge and the Insulation glove must be wore during the process Assemble the P BD to the SHD as picture 1 Insert the FFC LVDS P BD wire and USB wire to the IF BD and...

Page 11: ...s picture 2 Tear off the 4 gums on the LED wire arrange the LED wire and insert the LED wire into the I F BD as picture 3 PICTURE 1 PICTURE 2 PICTURE 3 S5 Assemble USB SIDE BD and SPK Insert USB FFC t...

Page 12: ...PICTURE 2 S7 Assemble the RC stand and base Insert the FFC CTRL to the IF BD and assemble the RC to the MF as picture 1 Lock 1 screw to the RC as the picture 2 Assemble the Stand and Base to Monitor...

Page 13: ...monitor is in compliance which may be causing the input signal frequency mismatch Display is missing center shift or too small or too large in display size Using OSD adjust RESOLUTION CLOCK CLOCK PHAS...

Page 14: ...rd is properly connected to the monitor LED displays amber color Check if video signal cable is properly connected at the back of monitor Check if the power of computer system is ON Abnormal Sound Onl...

Page 15: ...our regional office to order FRU parts for repair and service of customer machines NOTE To scrap or to return the defective parts you should follow the local government ordinance or regulations on how...

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