HP Server rp7420 Installation Guide, Fifth Edition - HP 9000 rp7420 Server - Page 65

MP Core I/O Connections, MP/SCSI Connections, Management Processor Access

Page 65 highlights

Cabling and Power Up MP Core I/O Connections MP Core I/O Connections Each HP 9000 rp7420 Server can have up to two MP Core I/O board sets installed. Which allows two partitions to operate, or MP Core I/O redundancy in a single partition configuration. Each MP Core I/O board set consists of two boards: the MP/SCSI board and the LAN/SCSI board. The MP/SCSI board is oriented vertically and accessed from the back of the server. The LAN/SCSI is accessed from the PCI/PCI-X expansion card bay. Only the primary MP core I/O board set (MP/SCSI slot 1 and LAN/SCSI slot 8, chassis 1) is required for a single partition implementation. The secondary MP/SCSI board is not necessary for full operation; however, without the secondary MP/SCSI board, only two internal disks can be accessed. MP/SCSI Connections The MP/SCSI board is required to update firmware, access the console, turn partition power on/off, access all but two of the internal peripherals, and use other features of the system. Connections to the MP/SCSI board include the following: • DB25 Connector, by way of the M cable This RS232 connector provides connections for a local console, external modem, and a UPS. The server end of the M cable terminates in a DB25 connector. The opposite side of the cable terminates in three DB9 connectors labeled CONSOLE, UPS, and REMOTE. • 10/100 Base-T LAN RJ45 connector (for LAN and Web Console access). This LAN uses standby power and is still active if the front panel power switch is off and AC is present. • Internal LVD Ultra 160 SCSI channel for connections to internal mass storage • Internal SE Ultra SCSI channel for connection to an internal removable media device. LAN/SCSI Connections The LAN/SCSI board is a PCI form factor card that provides the basic external I/O connectivity for the system. Connections to the LAN/SCSI board include the following: • PCI-X to PCI-X bridge for multi-device compatibility • Internal LVD Ultra 160 SCSI channel for connections to internal mass storage • External LVD Ultra 160 SCSI channel connected to a 68-pin VHDCI connector • 10/100/1000 Base-T LAN RJ45 connector The primary LAN interface is located on the LAN/SCSI board installed in the rightmost slot when viewing the system from the back. Management Processor Access NOTE To access the Management Processor for the initial installation, the M cable must first be connected to the DB25 connector located on the primary MP/SCSI board. The primary MP/SCSI board is located in the lower MP/SCSI board slot. Chapter 4 65

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Chapter 4
Cabling and Power Up
MP Core I/O Connections
65
MP Core I/O Connections
Each HP 9000 rp7420 Server can have up to two MP Core I/O board sets installed. Which allows two
partitions to operate, or MP Core I/O redundancy in a single partition configuration. Each MP Core I/O board
set consists of two boards: the MP/SCSI board and the LAN/SCSI board. The MP/SCSI board is oriented
vertically and accessed from the back of the server. The LAN/SCSI is accessed from the PCI/PCI-X expansion
card bay. Only the primary MP core I/O board set (MP/SCSI slot 1 and LAN/SCSI slot 8, chassis 1) is required
for a single partition implementation. The secondary MP/SCSI board is not necessary for full operation;
however, without the secondary MP/SCSI board, only two internal disks can be accessed.
MP/SCSI Connections
The MP/SCSI board is required to update firmware, access the console, turn partition power on/off, access all
but two of the internal peripherals, and use other features of the system.
Connections to the MP/SCSI board include the following:
DB25 Connector, by way of the M cable
This RS232 connector provides connections for a local console, external modem, and a UPS. The server
end of the M cable terminates in a DB25 connector. The opposite side of the cable terminates in three DB9
connectors labeled CONSOLE, UPS, and REMOTE.
10/100 Base-T LAN RJ45 connector (for LAN and Web Console access).
This LAN uses standby power and is still active if the front panel power switch is off and AC is present.
Internal LVD Ultra 160 SCSI channel for connections to internal mass storage
Internal SE Ultra SCSI channel for connection to an internal removable media device.
LAN/SCSI Connections
The LAN/SCSI board is a PCI form factor card that provides the basic external I/O connectivity for the
system.
Connections to the LAN/SCSI board include the following:
PCI-X to PCI-X bridge for multi-device compatibility
Internal LVD Ultra 160 SCSI channel for connections to internal mass storage
External LVD Ultra 160 SCSI channel connected to a 68-pin VHDCI connector
10/100/1000 Base-T LAN RJ45 connector
The primary LAN interface is located on the LAN/SCSI board installed in the rightmost slot when viewing
the system from the back.
Management Processor Access
NOTE
To access the Management Processor for the initial installation, the M cable must first be
connected to the DB25 connector located on the primary MP/SCSI board. The primary
MP/SCSI board is located in the lower MP/SCSI board slot.