HP Netserver L Server series - Manual (Page 10)

Chapter 1 Controls, Ports and Indicators
4
Rear Panel
The ports and connectors at the rear are listed below and shown in Figure 1-3.
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The power connector accepts a standard power cable to connect the
HP Netserver LP 2000r with a UPS or the site power source. A second
power supply for redundancy is optional. Each power supply has its own
power cord connection.
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The mouse port accepts a standard mouse with a PS/2 connector.
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The keyboard port accepts a standard keyboard with a PS/2 connector.
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The USB (2) ports are provided for devices other than the keyboard or
mouse.
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The Parallel Port is a standard parallel port, which supports Extended
Capabilities Port (ECP)/Enhanced Parallel Port (EPP).
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The Serial/Management Port is a standard serial port, which can be used
for a serial devices or management functions. For more information about
management functions, refer to the Server Management Reference Guide.
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The dedicated serial port is a standard serial port.
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The Video Port interface specifications are listed in Table A-4, "HP
Netserver Hardware Specifications" and Table A-5, "Video Display
Modes" of Appendix A, "Specifications."
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The two LAN ports (LAN A and LAN B) are for the embedded controllers
based on Intel’s 82559 10/100 BaseT Fast Ethernet controller. Only LAN A
can be used for the LAN A Power On/Off remote management function.
Each LAN port has a RJ-45 LAN connector and two LEDs to indicate
LAN speed and valid connection or activity. Table 1-3 describes LAN
LED indicators. Refer to Chapter 10, "Configuring the HP Netserver," to
change configuration settings.
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The external SCSI port provides access to external SCSI devices, typically
an external SCSI tape backup device.