Appendixes
Troubleshooting
The tables provided below include some problems that the user may encounter while using the display and
the corresponding solutions. Please refer to the contents of this section prior to contacting service
personnel.
Please contact the customer service center of your local dealer if you have any questions
regarding the unit after reading the information provided above.
Monitor model
L152AVL
L172AVL
L260AVL
System
PAL / NTSC
LCD panel
15“
17”
26”
Visible area (mm)
304 x 228
338 x 270
575.7 x 323.7
Picture format
4 : 3
4 : 3
16 : 9
Max. resolution
1024 x 768
1280 x 1024
1366 x 768
Pixel dot pitch (mm)
0.297 x 0.297
0.264 x 0.264
0.4215 x 0.4215
Colours
16.7M
16.7M
16.7M
Brightness
250 cd/m²
250 cd/m² 400 cd/m²
420 cd/m²
Contrast
600 :1
1000 :1
3000 :1
Response time(Tr+Tf)
8 ms
5 ms
6.5 ms
View angle (U/D/L/R)
80/80/80/80
80/80/80/80
89/89/89/89
Video input/output
2x / 2x Composite (BNC)
S-Video input/output
1x /1x 4 Pin Mini Dim
Audio(L/R) input/output
4x / 4x (RCA)
PC input
1x VGA input (D-Sub 15 pin)
Speaker
2x built-in speaker (2 watt)
3D Comb Filter
Yes
3D De-Interlace function
Yes
Picture-in-Picture (PIP)
Yes (video/PC)
OSD setting
Yes
Power input
AC 100-240V 50/60Hz, Adapter DC 12V/5A
AC 100-240V
50/60Hz
Power consumption
Approx. 21 watt
Approx. 30 watt
Approx. 70 watt
Dimensions (W*H*D) mm
385 x 310 x 80
420 x 350x 80
663 x 411 x 107
Weight
4.2 kg
5.7kg
9.9kg
Operating temperature
0° to 40° C
Problem
Possible Causes
Solutions
No picture
1. Is the power cable connected to the
unit? 2. Is the unit turned on? 3. Is the
signal cable connected to the unit? 4.
Is the unit in power saving mode?
1. Make sure the power cable has been
properly connected to the unit. 2. Turn on the
unit. 3. Make sure the signal cable has been
properly connected to the unit. 4. Press any
key on computer keyboard.
Strange color
1. Is the signal cable connected to the
unit?
1. Make sure the signal cable has been
properly connected to the unit.
Picture
distortion
1. Is the signal cable connected to the
unit? 2. Is the video input signal within
the unit's specified frequency range?
1. Make sure the signal cable has been
properly connected to the unit. 2. Make sure
the input signal is within the unit's specified
frequency range.
Picture is too
dim
1. Have the unit's brightness and
contrast settings been set to the lowest
level?
1. Adjust brightness and contrast
Only sound
1. Is the connection of the input signal
correct?
1. Check connection of input signal. 2. Make
sure the signal cable has been properly
