Geeetech

HI GEEETECHSTERS
could someone tell me what is the function of the LED connector top right of the board

righrt after assembly power on
power unit switch light on
Nothing happen LCD bllack only D6 led on main board
checked and rechecked looks the GT2560 elivered out of order
had someone experienced that already ?thanks

first assembly
mine if not lighting at all
only d5 led on mainboard lights steady state

After only 2 month my A30 failed
fume from the extruder box the message
errorNozzle0. TEMP
Heating element out of order…..

hi THERE
FINALLY I SUCCEED IN PRINTING FROM THE SD CARD BUT MY A30 CONNECTS ON USB AND DISCONNECTS IMMEDIATELY
SO NO WAY TO USE IT FROM EASYPRINT
SOME IDEA ,

HAD HE SAME PROBLEM ON MY E180
EVERYTHING ELSE IS OK
IT LOOKS THE HEATING POWER UNIT (MOSFET) GAVE UP
I STILL WAIT GEEETECH ANSWER

HI
I JUST RECEIVED MY A30
THERE IS A PROBLEM WITH THE WIRING, THERE IS A NON MARKED CABLE. I SUPPOSE TO IT GOES ON THE SECOND Z MOTOR ?
WHEN TRYING TO MOVE THE MACHINE ONLY X WORKS OK
WHEN MOVING Z.....STILL X MOVING OUT OF LIMIT WHIT SOMEABNORMAL NOISE
IF I USE EASYPRINT, IT CONNECTS OK BUT NO ...

in fact these are the status i see on easyprint screen
both the nozzlend the bed are declared OFF.

hi
i did assemble my diy printer with a GT2560 board
uploaded the marlin firmware given on this forum for such printer
then tried to operate it with easyprint.....nothing happens....all 5 motors are silent....no heat on the nozzle neither on the bed
checked each motor (led method) they look OK
when ...

hi
did somebody know if the E180 board has only one mosfet output. most of standard boards have 3.
my E180 failure is probably due to the heater mosfet failure. if yes this is a shame a small 3$ chip stops my printer
thanks for your help