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62 Troubleshooting

Picture / video

No picture is displayed.

Possible causes

Possible solutions

The power cord is not connected. Re-connect the power cord.
The main power switch on the
back of the displayed is not
switched on.

Make sure the power switch is switched on.

The selected input is not
connected.

Depending on the selected input, connect the display with
the input source using the appropriate cable(s).

The display is in Standby mode
when the input source is D-Sub
(VGA).

Check the cable connection. See the user manual for
details.

Incorrect cable connection.

Press any of the control panel (keypad) buttons and check
if the OSD menu could be displayed. If yes, the problem lies
somewhere else.
Try with another display resolution or another graphic card
(GPU).
Restore the display to the default factory settings.

The main board could be
damaged.

Contact the BenQ authorized service partner for
replacement.

Screen interference is observed or noise is heard.

Possible causes

Possible solutions

This could be caused by other
appliances, traffic, or fluorescent
lights in the surroundings.

• Go to

Picture

>

Noise Reduction

.

• Move the display to another location to see if the

interference is reduced.

Poor quality cable is used for
signal input.

Try with another video cable.

The image has a faulty coloration.

Possible causes

Possible solutions

The video cable is not connected
properly.

Make sure the video cable is connected firmly to the
display.

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Содержание PH460

Страница 1: ...Digital Signage IFP Installation Handbook ...

Страница 2: ...erwise without the prior written permission of BenQ Corporation Disclaimer BenQ Corporation makes no representations or warranties either expressed or implied with respect to the contents hereof and specifically disclaims any warranties merchantability or fitness for any particular purpose Further BenQ Corporation reserves the right to revise this publication and to make changes from time to time ...

Страница 3: ...y chain 28 Operating Instructions of Edge Alignment Kit Pin PL490 PL552 39 Tiling PL490 PL552 43 Special signage installation guide 45 D series Full HD 55 inch dual side display 45 Mounting installation 48 Ceiling Mount 48 Notice 51 U Mount 53 H mount 57 Digital Signage BH28x 38x 58 Installation notice 58 Adjusting the OSD setting 58 Troubleshooting 59 Connections 59 Picture video 62 Audio 65 Remo...

Страница 4: ...re installation 74 After installation 75 Warranty information 76 Appendix 2 basic troubleshooting checklists 77 Part I customer feedback form customer information and description of problem 77 Part II problem resolving attempt troubleshooting 79 Pictures for reference 84 9 18 17 ...

Страница 5: ...l Display LCD panel of the display has a very thin protective layer of glass which is liable to marking or scratching and cracking if struck or pressured Please protect the display with cushions during installation Move a display by holding the handles on the back of the display Do not touch the LCD panel directly to avoid possible scratches Do not move a display by holding its frames To maintain ...

Страница 6: ...n you want to place the display face down prepare a flat and horizontal surface that is larger than the display and spread a thick protective sheet on it Be careful not to scratch any parts of the display when upturning the display Lift the display up horizontally by holding the four 4 handles Do not lift the display against its corner 90 90 ...

Страница 7: ...e injuries and damages to the personnels and the display itself Be sure to use the alignment screw s to set the vertical alignment when installing the display Leave some space in advance when installing the display Use the alignment screw s on the bracket to reduce the gap between the display to avoid collision It is recommended to use the bracket which can be adjusted vertically and horizontally ...

Страница 8: ...confirm there is no object between the remote control and the remote sensor of the product Operate the remote control from a location closer to the display s remote control sensor window Adjust the distance between the remote control and the display Straight line distance 8 meters Transmit angle 30 The sensor window s position may vary by models When using the remote control make sure the display ...

Страница 9: ...mance Pay attention to the following notes when you connect cables Turn off all devices before making connections Use certified high quality cables and signal amplifiers repeaters Familiarize yourself with the ports and sockets on the display and the devices you want to connect Be aware that incorrect connections may adversely affect picture quality Do not remove cables from the ports and sockets ...

Страница 10: ... repeater using a D Sub 15 pin cable 2 Connect the VGA output jack on the computer to the VGA input jack on the VGA signal amplifier repeater using a D Sub 15 pin cable 3 Connect the computer s audio output jack to the audio input jack on the display using a suitable audio cable D Sub 15 pin cable Audio cable Computer D Sub 15 pin cable VGA signal amplifier repeater Display Audio input jack VGA in...

Страница 11: ...meters deployment of an HDMI signal amplifier is highly recommended 1 Connect the HDMI input jack on the display to the HDMI output jack on the HDMI signal amplifier repeater 2 Connect the HDMI input jack on the HDMI signal amplifier repeater to the HDMI output jack on the HDMI source device using an HDMI cable HDMI cable HDMI cable DVD Blu ray player or computer HDMI signal amplifier repeater HDM...

Страница 12: ...e User Manual of your display for the location of USB port Any cable used in prior installations for other displays and projectors in the same location should not be used for a new installation of the display Use only a high quality faceplate The total cable length between the display computer and faceplate should not exceed 5 meters If you need to extend the length of USB connection refer to Exte...

Страница 13: ... commercially available active powered USB CAT converter extender on the market to extend the length of USB connection over a Category 5 5e 6 network cable 1 Connect the mini B plug of the supplied USB cable to the USB Mini B port on the display and the type A plug of the cable to the USB type A port on the active USB CAT converter 2 Connect a Category 5 5e 6 network cable to the RJ 45 LAN ports o...

Страница 14: ...ion cable 2 Connect the type A plug of the active USB extension cable to the USB port on the faceplate Refer to the User Manual of your display for the location of USB port Refer to the documentation of the active USB CAT5 converter for the maximum length of the Category 5 5e 6 network cable The type of USB port and plug on the active USB CAT converter may be different from the description above U...

Страница 15: ... 5e 6 network cable to the RJ 45 LAN port on the converter 3 Connect the converter to the faceplate using a suitable USB cable Refer to the User Manual of your display for the location of USB port For best results use only a certified active USB extension cable and high quality faceplate The type of USB port and plug on the active USB extension cable may be different from the description above Use...

Страница 16: ...ion above Use a USB cable that matches the USB jack on the display and the USB port on the active USB CAT converter Keep the Category 5 5e 6 network cable away from power lines and cables to avoid electronic interference The total length of the USB cables used to connect the display to the active USB CAT converter converter to the faceplate and computer to the faceplate should not exceed 5 meters ...

Страница 17: ...is on top of all other slave devices called Function A computer is the most common USB host Any device that has a USB host controller and related hardware and software installed can also become a USB host A USB function can be a USB mouse keyboard or storage device A maximum of 7 tiers including the root tier are allowed in a single USB network Note that a USB device that performs both as a hub an...

Страница 18: ...urrently defined in the USB 2 0 specification Low speed data transmission at 1 5Mbps Full speed data transmission at 12Mbps High speed data transmission at 480Mbps The actual transmission speed is determined by the device with the lower or lowest speed For example if a low speed 1 5Mbps USB peripheral is connected to a high speed 480Mbps USB host the maximum transmission speed between these device...

Страница 19: ...d as they may not work in all instances For example passive extension cable assembly a cable that has a Type A plug on one end and a Type A receptacle on the other or a Type B plug on one end and a Type B receptacle on the other This allows multiple cable segments to be connected together possibly exceeding the maximum permissible cable length ...

Страница 20: ... ventilation and heat dissipation keep at least 60 mm of clear space from the mounted displays to the wall Ensure enough gap between displays to protect your LCD screens from the damage through the direct transfer of weight See Checking the safe distance between displays on page 22 for details Notes on moving the display The display has limited mechanical strength To prevent the display from perfo...

Страница 21: ...the gap between displays as instructed in Step 4 5 in Checking the safe distance between displays on page 22 6 To maintain proper ventilation and heat dissipation keep at least 60mm of clear space from the mounted displays to the wall Landscape mode Portrait mode Rotate each display 90 degrees clockwise to install the video wall in portrait mode 60mm 1 52 Various mounting brackets may be available...

Страница 22: ...dimensions may exceed the listed minimum values 5 4mm for PH460 PL460 and 3 5mm for PL550 PL490 PL552 due to different tiling methods You are provided with gap inspection pads to ensure appropriate space between the cascaded displays during video wall installation Model name Recommended gap between displays P Series 0 5 mm 1 Get one of the provided gap inspection pads and fold it as illustrated 2 ...

Страница 23: ... inspection pad smoothly If the pad is trapped adjust the screws to release more space 5 Insert the pad again and swipe the pad horizontally and vertically between the gap to ensure it can move smoothly Ignore the black tapes on the edge if they stop you Refer to Recommended gap between displays on page 22 for the minimum distance required for each model ...

Страница 24: ...our edge finishing kit you will find the following components Installation For standalone unit Cosmetic Plates Top A Bottom B Left C Right D Flat Enclosure E Corner Enclosure F M3 x 5 mm Screw G M4 x 6 mm Screw H 1 Mount the cosmetic plates in their respective places on the edge of your display and screw in to place using the 6mm M4 screws 2 On each corner mount a corner enclosure piece and fasten...

Страница 25: ...e pieces are fitted to the respective positions i e bottom to bottom etc 1 Mount the cosmetic plates in their respec tive places on the edge of your display and screw in to place using the 6mm M4 screws 2 On each corner mount a corner enclosure piece and fasten each one with 4 of the 5mm M3 screws Where the displays meet use a flat enclosure piece and fasten each of these too with 4 of the 5mm M3 ...

Страница 26: ...y chained displays on page 29 for more information 1 Install the video wall Follow the instructions in Video wall installation guide on page 20 2 Connect the video source e g computer and loop all displays using the required cables See Cable connections on page 27 and Cable extension guide on page 9 for more information 3 Set the horizontal and vertical position of the display wall matrix This hel...

Страница 27: ...ay Follow Step 2 3 to connect all displays Refer to the user manual of the purchased model for the location of all input and output ports 5 Decide the way to manage all the daisy chained displays See Managing the daisy chain PL460 PH460 PL550 PH550 on page 34 for more information 6 Change the display settings to optimize video wall performance as suggested See Optimizing the video wall performance...

Страница 28: ...hat are not supplied with your product you can purchase them separately Function Cables required for each display Reference Video signal transmission D Sub Composite cable for analog signals DVI HDMI DP cable for digital signals D Sub Composite and DVI support daisy chaining If the video output is HDMI you can use an adapter to convert the signal into either DVI or Composite before making the dais...

Страница 29: ...umber of display Maximum number of display without a signal splitter DVI I Analog 4 9 DVI I Digital signal 16 25 DP PL series 9 SL series 16 PL series 12 SL series 25 Function Cables required for each display Reference If connection of more than the maximum number is required use appropriate signal splitters to ensure stable signal transmission and you can loop up to 100 displays for PL460 PH460 P...

Страница 30: ...dently Once the position is set the video source e g computer identifies the number of connected displays and transfer part of the picture to each display accordingly The video wall then outputs one picture as a whole If you prefer to show different pictures on the displays of the video wall you will need to have independent video source for each display Video sources Though the video sources vary...

Страница 31: ...tion on each display to set the position The position is defined by the X Y matrix Starting from the top left of the video wall the number increases as it goes down or goes to the right Different video wall layouts and display position setup Set the display position carefully according to the video wall layout to ensure correct picture output Following are some examples for your reference H 1 V 1 ...

Страница 32: ...ted models only on page 34 for more information 4 Go to Screen Display Wall H Monitors and V Monitors on each display to set the total number of displays counted vertically and horizontally 5 Go to Screen Display Wall H Position and V Position on each display to set the position The position is defined by the X Y matrix Starting from the top left of the video wall the number increases as it goes d...

Страница 33: ...et the same ID number for different displays as the commands for video wall management would not be received correctly Set the ID number starting from 1 to 98 depending on the number of displays daisy chained There is no specific direction while going through all displays setting up the ID numbers Following are some examples for your reference 1 2 4 3 1 2 3 4 1 2 3 4 1 2 3 4 5 6 7 8 9 To set the I...

Страница 34: ...plied 2 Connect the supplied IR extender to the IR IN at the back of the first display 3 Aim the supplied remote control at the IR extender just connected within the motion range 4 Go to Setting Advanced IR Out on each of the displays to create an IR loop Now you are ready to control all displays using the remote control Refer to the user manual of the purchased model for the operation of remote c...

Страница 35: ... Control Setting each display Select RS 232C 5 Refer to the RS 232 protocol document downloaded from the BenQ local website for the commands Management by LAN PL460 PH460 PL550 PH550 1 Connect the computer to a LAN switch or hub using a RJ45 cable purchased separately if not supplied 2 Connect all displays separately to the same LAN switch or hub just connected with your computer using RJ45 cables...

Страница 36: ... each display Select LAN Refer to the user manual of the purchased model for the detailed settings and the operation of LAN control LAN switch or hub RJ45 cable For PL490 PL552 there is no need to select LAN as it is automatically enabled once the device is conected ...

Страница 37: ...ulti Display Administrator MDA A software program that enables remote and centralized management of a single or multiple BenQ digital signage displays on a host computer You can create and edit display groups view status of displays as well as change display settings Use an appropriate RS 232C cable Refer to the user manual or BenQ service for more information Contact the BenQ customer service cen...

Страница 38: ...on guide Color Meter x rite i1Display Part Number PL460 PH460 PL550 PH550 EODIS3 OEM PL490 PL552 SL490 SL550 EODIS3 DCOE Software Version PL490 PL552 v P 1 0 1 SL490 SL550 v S 1 0 1 Software Description PL490 PL552 SL490 SL550 ...

Страница 39: ...tructions of Edge Alignment Kit Pin PL490 PL552 Basic composition per set 1 Edge Alignment Kit 1 1PCS 2 Edge Alignment Kit 2 2PCS 3 Thumb Screw 8PCS 4 Edge Alignment Pin 2PCS Edge Alignment Kit 1 Edge Alignment Kit 2 Edge Alignment Pin Thumb Screw ...

Страница 40: ...place at the same plane and uniform gap Installing Edge Alignment Kit Before install edge alignment kit displays must be mounted to video wall frame correctly Using Thumb Screw for easy installing Using Edge Alignment Kit 1 on adjacent four displays Without using edge alignment kit pin ...

Страница 41: ... using loop information Outer loop Big screw holes for M6 screw Inner loop Small screw holes for M4 screw Remark M6 screw for PL552 M4 screw for PL490 2 1 There are two loops of screw holes outer inner depend on the design of each model Please check the user manual for using loop information Outer loop Big screw holes for M6 screw Inner loop Small screw holes for M4 screw 2 Remark M6 screw for PL5...

Страница 42: ... Edge Alignment Pin to secure the flatness of adjacent displays Don t let edge alignment pin to touch the side surface of panel panel will damage due to incorrect installation Using Edge Alignment Pin on adjacent displays There are 8 holes on the four corners of displays designed for plug in the edge alignment pin ...

Страница 43: ...V monitors Position and Frame comp H monitors Adjust displays on the horizontal side V monitors Adjust displays on the vertical side Position Adjust the position of this display in the screen matrix Example 2 x 2 screen matrix 4 displays H monitors 2 displays V monitors 2 displays Example 5 x 5 screen matrix 25 displays H monitors 5 displays V monitors 5 displays Frame comp Choose to turn the fram...

Страница 44: ...e display position for special video wall layout If a special layout is requested you will need an additional software and device purchased separately for advanced settings Refer to the user manual of the purchased software for more information ...

Страница 45: ...he barcode is near the front side To make the input source work the front side should always be connected FIRST before the back side Playing the display 1 Always set the front side the display 1 and the back side the display 2 2 There are two ports for media players Try the other side of the display if the player doesn t start 3 When using a computer set the display to extension mode 4 You need tw...

Страница 46: ...cabinet and ensure that all cable plugs are firmly fitted into the jacks The main signal input source is HDMI 1 Make sure HDMI 1 is well connected before connecting HDMI 2 Connecting the power cord Plug in the power cable and turn on the AC power switch HDMI HDMI Back side Front side Power box AC in switch ...

Страница 47: ...47 Special signage installation guide Connecting the cables If the display doesn t work unplug and re plug the cables Make sure the cables are plug in HORIZONTALLY and COMPLETELY ...

Страница 48: ... ceiling with power drill Please select expansion screws according to types of the ceiling The expansion screws B come with your product are designed for cement wall only Screws for wood ceiling installation shall feature adequate strength and validated by qualified technicians 3 Hammer the expansion screws M8xL60 B in the holes drilled earlier and tighten their nuts Power drill Drill head Hammer ...

Страница 49: ...racket Secure the display frame E to the display with the included flat head screws M4xL10 D by a Phillips screwdriver Secure device box to the bracket 1 Remove flat head screws M3xL8 C with a Phillips screwdriver before removing the front cover of the device box F 2 Secure the display box F to the display with the included flat head screws M3xL8 C by a Phillips screwdriver Places washers in seque...

Страница 50: ...e later with the included flat head screws M3xL8 C by a Phillips screwdriver Adjust cable length 1 Leave appropriate cable length by winding the excessive section around the cable slot 2 Replace the plastic covers to the left and right of the bracket before securing them with the included flat head screws M3xL8 C by a Phillips screwdriver ...

Страница 51: ...play 1 and the back side the display 2 2 When using a computer set the display to extension mode 3 You need two different player software to have both sides of the display work at the same time e g Windows Media Player and RealOne Player Each side needs a different player 4 Due to the size and weight of this display it is recommended to move it with at least two persons 5 Power function of the rem...

Страница 52: ... before the mains plug is connected to the mains And when disconnecting the earthing connection be sure to disconnect after pulling out the mains plug from the mains 10 Unplug the display if you are not going to use it for an extensive period of time 11 Unplug the display if you need to clean it with a slightly damp cloth The screen may be wiped with a dry cloth when the power is off However never...

Страница 53: ...e wall The expansion screws B that come with your product are designed for cement walls only Screws for wood wall installation shall feature adequate strength and be validated by qualified technicians 3 Hammer the expansion screws M8xL60 B in the holes drilled earlier and tighten their nuts Power drill Drill head Hammer Phillips screwdriver Pencil DO NOT secure the bracket to any decorative post o...

Страница 54: ...lding two power cables and also 2 HDMI cables 2 Threading the HDMI Power cables through 2 Pipe TOPs mark blue 3 Threading the cables through the frame mark orange Step 2 Set up the display for installation 1 Putting the display front side up 2 Removing I O covers at the sides 3 Removing the downside cover ...

Страница 55: ...s HDMI cable with double sided panel 1 Connecting the Power cables 2 Connecting the HDMI cables 3 Screwing the downside cover back Step 4 Fixing the double sided display with Frame 1 Putting the double sided display into the Frame 2 Then fixing them by screws ...

Страница 56: ...h Bracket L and Bracket corner on the frame at four corners 1 Installing Bracket L 2 Installing Bracket corner 3 Repeating the same actions at four corners Step 6 Assemble Pipe TOP and Pipe BOT 1 Assemble Pipe TOP and Pipe BOT 2 Fix 4 Cover plates ...

Страница 57: ...tallation steps 1 5 of H mount please refer to U Mount on page 53 For steps 6 7 of H mount please read the following Step 6 Assemble Pipe TOP and Pipe BOT 1 Assemble Pipe TOP and Pipe BOT 2 Fix 4 Cover plates Step 7 Mounting Pipe TOP and Pipe BOT with ceiling and ground ...

Страница 58: ...n be fully shown without distortion Adjusting the OSD setting The resolution can be adjusted to 1920x1080 You can make the following display effects by adjusting the OSD setting Position Description Top The window is positioned to the top 1 3 of the screen Bottom The window is positioned to the bottom 1 3 of the screen Middle The window is positioned to the middle 1 3 of the screen Zoom Out The fu...

Страница 59: ...ility and layout of all ports may vary by model How to connect a DVD player to the display You can use either Component or S Video for connection DVI OUT DVI IN HDMI 2 HDMI 1 VGA OUT VGA IN Audio cable DVD player VCR Component video cable DVI OUT DVI IN HDMI 2 HDMI 1 VGA OUT VGA IN Audio cable DVD player VCR AV cable S Video cable ...

Страница 60: ...mputer to the display through D Sub VGA DVI HDMI VGA as desired DVI OUT DVI IN HDMI 2 HDMI 1 VGA OUT VGA IN D Sub 15 pin cable Audio cable Computer Analog signal DVI OUT DVI IN HDMI 2 HDMI 1 VGA OUT VGA IN Audio cable Computer DVI D cable HDMI cable DisplayPort cable Digital signal ...

Страница 61: ...external speakers While the display is turned off connect external speakers to the SPEAKERS R L jacks on the display via an appropriate audio cable And then turn on the display DVI OUT DVI IN HDMI 2 HDMI 1 VGA OUT VGA IN External speakers ...

Страница 62: ...k if the OSD menu could be displayed If yes the problem lies somewhere else Try with another display resolution or another graphic card GPU Restore the display to the default factory settings The main board could be damaged Contact the BenQ authorized service partner for replacement Screen interference is observed or noise is heard Possible causes Possible solutions This could be caused by other a...

Страница 63: ...geometry and time frequency parameters Refer to the user manual for more information on the menu options Note the picture may be distorted or stretched if fitted to the screen You are running the display at its native resolution but the image is still distorted Possible causes Possible solutions Images from different input sources may appear distorted or stretched on the display running at its nat...

Страница 64: ...y of PIP function also depends on the video sources Refer to Supported PAP input signal combination in the user manual of the purchased model for details The PIP function will be disabled if the video wall or the touch function is in use The picture is not displayed in the center of the screen when the input source is D Sub VGA Go to Screen Adjust Screen to make adjustment For advanced setting cha...

Страница 65: ...vice Either the display s or PC s Speaker has been muted Disable mute by pressing the MUTE button on the remote control The main board could be damaged Contact the BenQ authorized service partner for replacement If the signal source is HDMI DP The Speakers in your OS is not set properly Set DisplayPort or HDMI as the default speaker in your operating system and launch the media player again Your d...

Страница 66: ...infrared plastic filter periodically It is suggested using a small amount of alcohol to clean the infrared plastic filter 3 Moisten a clean soft lint free cloth with a neutral detergent and then clean the touch screen Use a neutral detergent to clean the touch screen Avoid using detergents with erosive substance such as banana oil or ammonia To avoid damage to the screen never use any type of abra...

Страница 67: ...e Try with the basic drawing program pre installed on your computer e g Microsoft Paint in Windows Poor USB connection Check if the USB cable has been connected properly or try with another USB cable The OSD menu does not work Possible causes Possible solutions The control panel keypad and or remote control buttons are locked To lock unlock both the control panel and remote control buttons press f...

Страница 68: ... indicator of control panel keypad or IR receiver flashes red quickly Possible causes Possible solutions The main board could be damaged Contact the BenQ authorized service partner for replacement The display can t be powered on Possible causes Possible solutions No power is supplied to the display Re connect the power cord Check if the power outlet works One of the key components of the display c...

Страница 69: ...ution currently set is not supported Refer to Supported input signal resolution in the user manual of the purchased model for the supported timings What are the supported resolutions of my display The supported resolutions may differ by model Refer to Supported input signal resolution in the user manual of the purchased model for details Vapor or mist is observed inside the glass Under certain cir...

Страница 70: ...ay 1 Make sure that the signal cable is attached firmly 2 Check the video signal source to see if it is beyond the range of the display Please verify its specifications with this display s specification section Display image doesn t fill up the full size of the screen 1 The zoom mode is not set cor rectly 2 Scan Mode may be set incorrectly to underscan 3 If the image exceeds the screen size Scan M...

Страница 71: ...is is not a malfunction After Images can still be seen on the display after the display is powered off Examples of still pictures include logos video games computer images and images displayed in 4 3 normal mode A still picture is displayed for an over extended period of time Do not allow a still image to be displayed for an extended period of time as this can cause a permanent after image to rema...

Страница 72: ... that went wrong check the following Make sure that the signal is output from the same source e g D Sub It is recommended to use cables of equal length for connection Do not use more than 2 splitters to produce video wall If the total fitment width of the video wall is more than 10 meters use an amplifier or resistance wire avoid signal attenuation during transmission If the signal came from more ...

Страница 73: ...ges To avoid this situation the compiled voltage difference should be diminished To avoid afterimage burn in turn off the power or set the PC or system to run a screen saver when not in use Warranty service may be restricted relying on the instruction guide Power saving mode After using the product for 12 hours turn it off for 2 hours Power saving mode may vary by models Please refer to user manua...

Страница 74: ...s and contact BenQ for further assistance If the unit is packed in the pallet please identify where the unit is placed in the pallet 3 Check if the shock indicator if available on the carton has changed its color from white to red 4 Check if there is any serious damage to the carton especially to the edges and surface area 5 Check if there is any serious scratches marks or damages caused by collis...

Страница 75: ...cracks or to the bezel scratched or faded paint 2 Check if all cables have been connected properly 3 For video wall Check if all displays have been installed on a horizontal vertical level surface 4 For video wall Check if there is enough space 0 5 mm as recommended between two displays 5 Connect your video source e g computer and power on the display to check if the screen is normal ...

Страница 76: ...e instructions in the Installation Handbook 7 LCD screens like plasma PDP and conventional CRT Cathode Ray Tube screens are also susceptible to screen burn in or image retention which can be found on the screen as visible fixed lines and shades To avoid such damage to the screen avoid displaying still images like On Screen Display menus TV station logos fixed inactive text or icons for more than t...

Страница 77: ... E mail address Address of unit Model name Check from the OSD menu if possible Go to Setting Information Quantity on site ______ unit s Quantity affected ______ unit s Problem frequency Constantly Intermittently After a while Problem type Touch Power Picture External device s Other Short problem description Connections visible HDMI Figure 1 D Sub VGA Figure 2 USB Figure 3 DVI Figure 4 DisplayPort ...

Страница 78: ...stem and version What is the main device video source connected to the display Please specify the brand and the model name Desktop Laptop Other Skip this question if no laptop is being used If the video source is a laptop is it plugged into a powered wall socket What is the USB cable Figure 3 length including trunking in wall _______ meters What is the signal cable HDMI DVI VGA etc length includin...

Страница 79: ...wer Touchscreen Intermittent touch signal loss Ghost touch Flickering picture Condensation Double or parallel lines Failed calibration Check item Check if completed Does the problem still exist Yes No Please try replace the power cord Check if the power cable has been properly connected Please try to connect the display to a different power outlet Make sure the power switch usually located at the ...

Страница 80: ... 6 mm as recommended Figure 9 for drawing on the touchscreen Check item Check if completed Does the problem still exist Yes No Check item Check if completed Does the problem still exist Yes No Please try with a different video source e g computer Please try with a shorter USB cable Figure 3 Please try with another USB port on the video source e g computer Please try use a USB powered hub Figure 7 ...

Страница 81: ...I DP Please try with another video input For example change from D Sub to HDMI or DVI Please try with another video source For example change a computer Check if all cables are connected properly Un plug the USB cable if connected Figure 3 Please try with a D Sub cable with a thicker EMI core ferrite filter Figure 10 which suppresses more high frequency noise Check item Check if completed Does the...

Страница 82: ...m Check if completed Does the problem still exist Yes No Please try with the built in calibration tool on the Windows operating system Contact the service provider to see if a calibration software is available Check item Check if completed Does the problem still exist Yes No If the touch is not working please add a USB hub extender If there is no display please add the display port repeater ex HDM...

Страница 83: ...s No Unplug the USB cable If unplugging the USB cable can solve the problem please use the digital signal ex HDMI or DVI with the touch USB cable Try to use another AC socket Try to use the AC jack without ground Check item Check if completed Does the problem still exist Yes No Try another PC NB different brand model Try to add the repeater to boost the signal ...

Страница 84: ... the products available in your country region Figure 1 HDMI cable Figure 2 D Sub VGA cable Figure 3 USB cable Figure 4 DVI cable Figure 5 DisplayPort cable Figure 6 Wall Faceplate with USB type A port Figure 7 USB powered hub Must be powered by an adaptor and plugged into a wall socket Figure 8 USB CAT5 converter Figure 9 Touch pen Figure 10 VGA cable with thicker EMI core ...

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