DIAGNOSIS 1


PROCEDURE 1


Step 1

Push a 6mm sucker
onto display and turn
the knob to strengthen
suction force.

Step 2

Wrap a belt around knob
to make it easier to pull
out of display board.


Tips for installing
display.

Tip 1

After connecting
terminal, please use tape
to fasten wires to avoid
crushing with cover.

Tip 2

After putting display
into cavity, press edge
until you hear a clicking
sound, this means the
board is pushed into final
position.

Tip 3
Please press all buttons
on display board to make
sure it works well.


PROCEDURE 2


Step 1

Prize off the cover on
door cap.


Step 2
Remove the screws (in
total 2).


Step 3

Pull out the plastic;

Step 4

Disconnect the terminal
for display panel.

Step 5

Remove tape.

Step 6

Push the display away
from the corner.

Reverse steps above
to install display
board.
Follow tips carefully:


Tip 1
Please press all buttons
on display board to
check if it works well or
not. Make sure words
and icons are clear.


Tip 2
If not, disassemble it and
put tape onto the point
indicated by red circle.

PROCEDURE 3



Step 1

Unscrew the screw of
top LED cover with 6mm
Cross-head screwdriver.

Step 2

Prize up the LED cover
with screwdriver.

Step 3

Remove the LED cover.

Step 4

Unscrew the screw
of top LED bracket
with 6mm cross-head
screwdriver.

Step 5

Disassemble the LED
bracket.

Step 6

Disconnect the control
PCB wire connector.

Step 7

Remove the control
PCB.


Reverse above steps to
install new control PCB.

PROCEDURE 4


Step 1

Unscrew cover of
mainboard with a
Cross-head screwdriver.

Step 2

Disconnect terminals.

Step 3

Unscrew the mainboard.

Step 4

Prize off the buckle to
remove mainboard.

Step 5

Remove the mainboard.

Reverse above steps
to install a new board.

DIAGNOSIS 2


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