Null-Modem Cable Pin-Out - HP BladeSystem bc2800 - Blade PC Reference Manual

Figure 4-2 Installing a diagnostic adapter USB 2.0 version
Table 4-3 Cable Pin Out for a Null Modem Cable
Signal name
TxD
RxD
RTS
CTS
GND
DSR
CD

Null-Modem Cable Pin-Out

Use the above table(s) to determine the specifications of the cable(s). If you are cabling a serial
device (such as a laptop computer) to the console connector on the Integrated Administrator, be sure
that you use a null-modem cable and not a straight-through cable.
EM PIN
3
2
7
8
5
6
1
DB 9 PIN
2
3
8
7
5
4
4
Hardware Diagnostic Tools
DB 25 PIN
3
2
5
4
7
20
20
29