QES is installed.
Service Port Configuration
The service port is the main point for hardware installation, configuration, and maintenance activities.
Important
The service port should only be used by QNAP technical support personnel or when you are
instructed by QNAP technical support.
Storage Controller Service Port
The storage controller service port is a RS-232 port with an RJ-11 connector. Use the appropriate cable/
adapter (i.e.RJ-11 to DB9/DB9 to USB or RJ-11 to USB) to connect this port with your computer. The pin-
outs are defined as follows:
Pin Number Signal Description
1 Rx1 Receive Data of UART1
2 Tx1 Transmit Data of UART1
3 GND Ground
4 Rx2 Receive Data of UART2
5 Tx2 Transmit Data of UART2
6 GND Ground
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
ES1686dc User Guide
Installation and Configuration 45
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