Beckhoff CB4063 Manuale Utente Pagina 18

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Chapter: Connectors System/SM-Bus
page 18 Beckhoff New Automation Technology CB4063
3.3 System/SM-Bus
Both SM-Bus signals, and signals e.g. speaker are provided through a 2x10pin connector (FCI
98424-G52-20LF, mating connector e.g. FCI 90311-020LF). For the #PSON signal, please refer to the
cautionary note in the chapter "Power Supply" (page 17).
Pinout 2x10 system connector:
Name
Pin
Name
Description
ATXPWRBTN
#
1
11
GND
ground
RSTBTN#
2
12
GND
ground
BATT
3
13
GND
ground
SPEAKER
4
14
VCC
5V supply
SATALED#
5
15
3.3V
3.3V supply
RED/LED 0
6
16
GREEN/LED1
green / LED1
BLUE/LED2
7
17
S3.3V
standby supply 3.3V
PSON#
8
18
S3.3V
standby supply 3.3V
SMB-CLK
9
19
SMB-ALERT
Systembus alert
SMB-DAT
10
20
GND
ground
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