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Desay M8 User Manual Download Page 7

Document:

DS-M8--OPM-1.0M

Page 7 of 19

© DESAY INTELLIGENT CO. LTD.

T

+752 2617 333

[email protected]

WWW.DESAYOPTO.COM

2.2 Intelligent module (IM)

Module usage: module is a very important part of display unit, it can convert video signal into
optoelectronic signal, finally return to video image.
Failure Analysis: When the display module does not work normally , they generally will show a black
screen, full white, flashing, color cast, multi-line black LED lamp dots, etc., and may affects next
module

’

s working.

Note: Be sure to turn off the power before replacing the module, pay attention to the method and

strength when pulling out and inserting the power cable and flat cable, dot not damage the
power cable, when plugging the power cable, pay attention to insert to the corresponding place,
cannot misplace or reverse insert, the flat cable insert should choose the right place, do not
reverse insertion.

IM Model

PCB

Data/power supply interface

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Summary of Contents for M8

Page 1: ...M8 OPM 1 0M Page 1 of 19 DESAY INTELLIGENT CO LTD T 752 2617 333 led desay com WWW DESAYOPTO COM 8mm Pixel Pitch with SMD LEDs M8 Outdoor LED Display Users Manual Operation Manual 19 Mar 2015 Document version 1 0M ...

Page 2: ...utlet supplying power to the unit should be close to the unit and easily accessible Always remember to close and lock the panel access doors after servicing and before resuming the power supply Ensure whole system power off before connect or disconnect the net cable This pluggable type A equipment is professional installable For pluggable equipment the socket outlet shall be installed near the equ...

Page 3: ... 4 1 Base 9 2 4 2 Stacker 10 2 5 Truss 10 3 Installation Guides 11 3 1 Mechanical 11 3 1 1 Rigging Hanging Installation 12 3 1 2 Stacking Installation 13 3 2 Electrical 14 3 2 1 Circuit protection 14 3 2 2 Earth leakage considerations 14 3 2 3 Inrush current and over current considerations 14 3 2 4 Earthing 14 3 2 5 MC statement 15 3 3 Power Cabling Wiring 15 3 3 1 AC Power 15 Appendix A M8 Mechan...

Page 4: ... controller HUB computer and other peripheral The M8 is easy to install and operate with powerful functions with low requirements on working environment and high protection rate And it can realize intelligent power on off 24 hrs timing on off These above aspects perfect the display function Address Huizhou DESAY Intelligent Technology Co Ltd DESAY 3rd Industry Zone Chenjiang Huizhou Guangdong Prov...

Page 5: ...Viewing angle min 50 brightness Horizontal 140 degree 70 70 Vertical 120degree 60 60 7 Lifetime full white 50 brightness 100 000 Hours 8 Power consumption sqm Max 450W Avg 160W 9 Refresh frequency 2000Hz 10 Colors 281trilion 11 Weight panel 16 6Kg 12 Control system Nova system 13 Certification CE 14 Module size 400mm 150mm 15 Panel size 800mm W 900mm H 0 72sq m 16 Recommended viewing distance 8m 1...

Page 6: ... of display unit Item Description Qty PCS 1 Intelligent Module IM including IM driver LED PCBA 12 PCS 2 Reception board HUB 1 3 5V 300W Switched Mode Power Supply 2 4 Power connector 2 5 signal connector 2 2 1 1 Component Placement Fast lock Power data out Indicator light IM NO IM Handle Power supply lock Heat sinks Label Lock buckle Data power in ...

Page 7: ...y will show a black screen full white flashing color cast multi line black LED lamp dots etc and may affects next module s working Note Be sure to turn off the power before replacing the module pay attention to the method and strength when pulling out and inserting the power cable and flat cable dot not damage the power cable when plugging the power cable pay attention to insert to the correspondi...

Page 8: ...ndition and check it before use Mechanism is basically made of the locking rod inside the centre door of the panel To lock the panel to the HB you need to insert the kingpin through the hole in the HB and then turn the locking rod inside the centre door of the panel so that the kingpin can slide into the locking position on the HB When using the hanging brackets the operator should make sure that ...

Page 9: ... stacking base Triple stacking double base 2 4 1 Base The base is used for stacking a screen It uses the same locking system as panels so the kingpin on the base is locked into the panel The base has adjustable feet to level out the screen Specification of the Base size L x H x W Dimensions base 1795 x 350x 50 mm Weight base 8 0 Kg ...

Page 10: ...ackers must be used at all times when screens are stacked The stacker should be properly locked to the panel and ski base Specification of the Stacker size L x H x W Dimensions double stacker 1600 x 150 x 100mm Weight double stacker 22 Kg Dimensions triple stacker 2400 x 150x 100mm Weight triple stacker 32 Kg 2 5 Truss The Truss is an external buttress used when the screen is stacked These Truss c...

Page 11: ...els are locked together both vertically and horizontally so that they can form one surface of screen configuration Locking mechanisms 4 lockers Up left at the panel does the horizontal vertical locking of the panels on to each other Each panel has been tested with a weight of 2 5tons attached to the bottom locking mechanism The Top locker is then attached to a hoist and the whole is lifted into su...

Page 12: ...a To rig a single column of a screen 1 Attach the hanging bracket to the hanging motor with turnbuckle and hoist it up 2 Lock and secure the panel onto the hanging bracket with the locking system 3 Repeat for all the columns 4 Place the columns next to each other and lock the panels horizontally 5 Bring the next panel straight under the row that is already hanging on the motor 6 Lock and secure th...

Page 13: ...ews of the skis onto the bases and level out with the adjustable feet Do this for all bases and lock these together and level out 2 Place the first row of panel onto the base and lock 3 Lock the panels horizontally together 4 Place and lock the next row s onto the panels and also lock horizontally 5 Depending on the height of the total screen you now lock a double two panels high or triple stacker...

Page 14: ...arth leakage breaker is at least 10 preferably 20 below the value earth leakage breaker trip point to ensure that nuisance tripping does not occur Earth leakage current is normally a constant value but can increase in wet or humid weather so this margin is suggested Each panel of the system has earth leakage current contributions from two switched mode power supplies and one RFI filter The total e...

Page 15: ...rated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own e...

Page 16: ...Document DS M8 OPM 1 0M Page 16 of 19 DESAY INTELLIGENT CO LTD T 752 2617 333 led desay com WWW DESAYOPTO COM Appendix A M8 Mechanical Assembly Wiring Diagram 1 Mechanical Assembly ...

Page 17: ...lack MYLAR sheet Appendix B Procedure for IM Replacement Power Supply Receiving Card Procedure for IM Replacement 1 Power off the panel 2 Open the relevant panel door and locate the problem IM 3 Remove all the cabling from the power connector and data connector of the problem IM and take the IM off from the panel totally 5 screws need to be remove see the following pictures 4 Take out the replacem...

Page 18: ...following picture 3 Disconnect the four screws 4 cut off the cable tie fixed the black MYLAR sheet 5 Replace it with new receiving cards Procedure for Power Supply replacement 1 Power off the panel 2 Open the relevant panel door and locate the problem Power supply 3 Disconnect the four screws by M3 sleeve 4 Disconnect the power supply line of the input and output 5 Replace it with new power supply...

Page 19: ...controller 1 Replace the bad power supply 2 Replace the branch controller The whole screen is blank 1 Main control card is damaged 2 The first branch card has been damaged 3 IPC don t have DVI output 4Multifunction card has been damaged 1 Replace the main controller card 2 Replace the branch controller 3 Set the DVI output or replace the bad display card in the PC 4 Replace bad multi function card...

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