HP BL10e HP ProLiant BL e-Class System Setup and Installation Guide - Page 61

Null-Modem Cable, Powering Up the ProLiant BL e-Class System

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Installing and Cabling the System Null-Modem Cable 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 the null-modem cable provided with the enclosure and not a straight-through cable. Use Table 3-5 to determine the specifications of this cable. Table 3-5: Cable Pinout for a Null-Modem Cable Signal Name TxD RxD RTS CTS GND DSR CD DTR TxD EM PIN 3 2 7 8 5 6 1 4 3 DB-9 PIN 2 3 8 7 5 4 4 1 & 6 2 DB-25 PIN 3 2 5 4 7 20 20 6 & 8 3 Powering Up the ProLiant BL e-Class System As soon as you connect an AC power cord to a hot-plug power supply on the rear panel, the enclosure powers up. Plug in the second power supply for redundancy. As soon as you remove a server blade blank and install a server blade into the front panel of the enclosure, the server blade powers up. Powering Down the ProLiant BL e-Class System You can power down one or more server blades or the entire enclosure. HP ProLiant BL e-Class System Setup and Installation Guide 3-23

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Installing and Cabling the System
Null-Modem Cable
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 the null-modem cable provided
with the enclosure and not a straight-through cable. Use Table 3-5 to determine the
specifications of this cable.
Table 3-5:
Cable Pinout for a Null-Modem Cable
Signal
Name
EM PIN
DB-9 PIN
DB-25 PIN
TxD
3
2
3
RxD
2
3
2
RTS
7
8
5
CTS
8
7
4
GND
5
5
7
DSR
6
4
20
CD
1
4
20
DTR
4
1 & 6
6 & 8
TxD
3
2
3
Powering Up the ProLiant BL e-Class System
As soon as you connect an AC power cord to a hot-plug power supply on the rear
panel, the enclosure powers up. Plug in the second power supply for redundancy.
As soon as you remove a server blade blank and install a server blade into the front
panel of the enclosure, the server blade powers up.
Powering Down the ProLiant BL e-Class System
You can power down one or more server blades or the entire enclosure.
HP ProLiant BL e-Class System Setup and Installation Guide
3-23