biosystems BA 400 - Page 39

Service Manual
39
CAN BUS
STATUS LED
BICOLOUR
FAN
CPU
PLMA00286
DETECTOR COVER
CN8
CN7
CN10
CPU F. FAN1
PLMA00285
CIIM00046
COVER SENSOR
LED STATUSCAN BUS
LED STATUS
RS-232
ISE
USB
F.FAN1
COVER SENSOR
CN2CN2
1
2
3
4
5
GREEN
ORANGE
GREEN
ORANGE
1 2
3
USBUSB
1
2
3
4
5
1 6
2
5
4
CN20CN20
1
2
CN1
CON3
CN1
CON3
1
2
3
RS-232 -ISE MODULERS-232 -ISE MODULE
5
9
4
8
3
7
2
6
1
CN21CN21
1
2
CN3CN3
1
2
RS-232RS-232
5
9
4
8
3
7
2
6
1
CN21CN21
1
2
Figure 4.7 CPU board connections
Connector Function Pin
CN2 CAN bus connection Pin 1: 24V
Pin 2: GND
Pin 3: NC
Pin 4: CAN_H
Pin 5: CAN_L
CN1 Led status lamp (3-coloured) Pin 1: Activation of LED1
Pin 2: GND
Pin 3: Activation of LED2
CN7 ISE module serial channel Pin 2: Transmission
Pin 3: Reception
Pin 5: GND
CN8 Analyser serial channel Pin 2: Transmission
Pin 3: Reception
Pin 5: GND
CN10 USB connection Pin 1: 5 V
Pin 2: USB+
Pin 3: USB-
Pin 4: GND