●
RS-232 mode
●
RS-485 mode
●
RS-422 mode
12 Device description
The PR21 with Ubuntu Core does not support any UPS.
1
2
3
4
5
6
7
8
9
10
11
12
13
15
14
①
Functional earth
②
Power button
③
Reset button
④
,
⑤
Ethernet interfaces
⑥
USB port (USB3.0)
⑦
HDMI port
⑧
LED, hard disk access
⑨
LED power
⑩
Voltage supply
⑪
,
⑫
,
⑬
USB interfaces (USB2.0)
⑭
,
⑮
,
Serial interfaces
Fig. 12-1: Device views
12.1 Reset and power buttons
Reset button SF1
Hardware reset
Power button SF2
On, off
Operating system shutdown
Tab. 12-1: Reset and power buttons
12.2 Operating and error display
LED
On
Off
Flashes
Vin
S0: green, S3/S5: yel-
low
No supply voltage con-
nected
N/A
HD
N/A
no mSATA access or de-
vice shut down
mSATA access read/
write: flashing green
S0 Working
S3 Standby
S5 Soft-Off
Tab. 12-2: LED description
IndraControl PR21 Embedded Automa-
tion Computer
21/29
Device description
R911389662_Edition 02 Bosch Rexroth AG
Summary of Contents for IndraControl PR21
Page 1: ...IndraControl PR21 Embedded Automation Computer Operating Instructions R911389662 Edition 02 ...
Page 6: ...IV IndraControl PR21 Embedded Automa tion Computer Bosch Rexroth AG R911389662_Edition 02 ...
Page 32: ...26 29 IndraControl PR21 Embedded Automa tion Computer Bosch Rexroth AG R911389662_Edition 02 ...
Page 35: ...Notes IndraControl PR21 Embedded Automa tion Computer 29 29 ...