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N1200-320 4Gb Network Storage Router user and service guide 101
APin assignments
DB-9 pin assignments
In conjunction with the pin assignments provided for the 3-pin receptacle on the rear panel of the HP
N1200-320 4Gb Network Storage Router, following are the corresponding pin out assignments for a
DB-9 serial connector used to connect the other end of the serial cable to a terminal, or a computer
running terminal emulation software.
The pin assignments given in Figure 75 for the DB-9 serial connection are in reference to the serial
connector at the end of the cable.
NOTE: To connect the network storage router to a host system, use the RS-232 Serial 3-Pin-to-DB-9 cable
included in the shipping container for this product.
Figure 75 Corresponding pin outs of the DB-9 connector
Table 9 DB-9 connector description
Number Description
1 No connection
2RX data (Receive)
3 TX data (Transmit)
4 No connection
5 Signal ground
6 No connection
7 RTS (Request to Send), not used
8 CTS (Clear to Send), not used
9 No connection