background image

 

 

 

 

Display not bright

 

 

When connect to the electricity

did the led flash one time? If so

the 

power source is normal; If not

please check if the switch and the 

transformer has power out         

 

Check if the power input of the IC board is normal 

 

Check if the cable connect to the display loose 

 

Change the main board to see if it is normal. 

 

Chang the display

 

 

 

LED not light

 

 

When connect to the electricity

did the led flash one time? If so

the 

power source is normal; If not

please check if the switch and the 

transformer has power out         

 

Check if the power input of the    IC board is normal 

 

Check if the cable connect to the display loose 

 

Change the main board to see if it is normal. 

 

Chang the display

 

 

Some of the LED not 

light

 

 

LED is connected by leds in series first, then connect parallel, so 

please check if the leds is loose 

 

  Use the multimeter to check if the led is bright or not, of not, please 

change the led 

 

check whether current limiting resistor is normal or not   

 

Check constant current IC is normal or not (compared with the normal 

IC)

 

Single color leds 

always bright/not 

bright

 

 

Check the switch of this color is normal or not 

 

Change the IC control board

 

Noted

only professional persons can do as above

 

 

 

 

Summary of Contents for NPQ818

Page 1: ...User Manual Squareled IP65 NPQ 818 RGBW 8x18W...

Page 2: ...SQUARELED NPQ818 IP65 18x8W RGBW USER MANUAL...

Page 3: ...DMX control function 3 Display operation instruction 5 Menu instruction 5 Operating control instruction 7 XLR connection instruction 8 Connecting picture 9 Trouble shooting 10 Technical specification...

Page 4: ...program includes dimming strobe static gradual change fading and so on It uses power switch performs low weight and consumption stable capability and long life International standard DMX 512 signal is...

Page 5: ...in any position provided there is adequate room for ventilation Make sure there are no inflammable and explosive items ornaments in 0 5 meters away Yellow green cabling earthling safety no flicker wh...

Page 6: ...temperature control function The output of LED will be reduced when LED is too hot lens degree 25 or 25 optional Protection grade IP65 also could do IP20 DMX Channel Optional 5 DMX Control Function DM...

Page 7: ...CH 0 14 Dimming 15 29 R 30 44 G 45 59 B 60 74 W 75 89 R G 90 104 R B 105 119 R W 120 134 G B 135 149 G W 150 164 B W 165 179 R G B 180 194 R G W 195 209 R B W 210 224 G B W 225 239 R G B W 240 255 aut...

Page 8: ...nu selection or parameters decrease 7 Menu Instruction Addr d001 d512 DMX mode SLAU SLAu Slave receiving mode CHnd 5CH 6CH 9CH DMX channel mode nodE nod0 nod4 DMXdimming mode SP SP00 SP15 Built in pro...

Page 9: ...01 Press ENTER to select and store the current menu options DMX mode will be stored automatically and the screen will stop glinting Exp Select DMX Channels optional mode the operation is as below Pres...

Page 10: ...g the led to off when stop pressing the display will shut after a while 2 Details of program built inside Pr Remark Pr00 Pr14 R G B W single color or multi colors lighting Pr15 Multi colors jumping Pr...

Page 11: ...ative signal pin 3 positive signal Noted In order to avoid failures and interference signal transmission we connect a resistance120 1 4W at the end of the DMX connecting as below The Conversion betwee...

Page 12: ...is in normal or not Check the switch of the lights is off or on Check the fuse if in normal DMX can not control it Check the DMX cable is connect to the lights or not Check the DMX512 controller work...

Page 13: ...ansformer has power out Check if the power input of the IC board is normal Check if the cable connect to the display loose Change the main board to see if it is normal Chang the display Some of the LE...

Page 14: ...4 in 1 18PCS Life span 50000 100000hours PWM Dimmer 600HZ 16666 grades Control Signal DMX512 auto run Channel 5CH 6CH 9CH Color effect RGBW mixing Function Effect dimmer strobe gradual change IP rate...

Page 15: ...Das LichttechnikhausVertriebs GmbH Rudolf Diesel Str 3 D 89312 G nzburg Telefon 49 0 82 21 207 98 0 Fax 49 0 82 21 207 98 69 E Mail info lth gmbh de Web www lth gmbh de...

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