104
OptiBean (XL) Touch
2018/02 Rev. 0.4
9.
ELECTRONICS OVERVIEW
WARNING
During repair and/or maintenance activities, avoid
electrostatic discharges (ESD) to the control.
• Main control .....................................................9.1
• Interface / Touchpanel / LCD ............................9.2
• Supply 100-240 Vac / 24 Vdc 65 W ................9.3
• Grinder circuit board 230 Vac / 230 Vdc .........9.4
9.1
Main control
This control is the main control of the machine. The
control can be accessed by removing the left-side
panel.
On the control are the following major components:
● Fuse 6.3 A S (art.no. 03391): To protect the control
supply.
● Battery 3 V Li CR2032 (art.no. 02816): To maintain
the clock function when there is no supply to the
machine.
9.1.1 Main circuit board inputs
Connector HDMI
A cable with HDMI plugs connecting the main circuit board and the
interface circuit board in the door
Connector J250 (PWM fan)
Pin
Fan
Colour Notes
1
PWM signal
black
2
-
3
pos
red
4
neg
blue
2
1
4
3
24V DC
INPUTS
J7
J1
+
BATT
F6,3A
T
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
SENSORS
+5V
LB
LSL
GND
AS
BS
DS
LSH
GND
GND
GND
F3
FL2
J250
PWM F
AN
J9
1
2
3
4
HDMI
Main board
OM
OM1
IN1
IN2
IN3
GND
24V