Service Port Of Expansion Units - Samsung NAS Series Hardware User Manual

Service port of expansion units

Note: The service port is the main point for hardware installation, configuration, and maintenance
activities and it should only be used by QNAP technical support personnel or when you are instructed by
QNAP technical support.
The service port of the expansion unit is an RS-232 port with DB-9 (or DE-9) connector. The pin-outs are
defined as the following:
Figure: Service Port (DB-9) Pin-outs
Configure the baud rate and character format of the PC or terminal to match these console port
default characteristics:
• 115200 baud rate
• 8 data bits
•
1 stop bit
•
No parity
• Flow control: XON/XOFF
• Default username/password: admin/admin.
Pin No.
Signal
1 NC
2 Rx
3 Tx
4 NC
5 GND
6 NC
7 NC
8 NC
9 NC
Description
No Connection
Receive Data
Transmit Data
No connection
Ground
No Connection
No Connection
No Connection
No Connection
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