Video Port; Keyboard Port - IBM XSERIES 255 TYPE 8685 Hardware Maintenance Manual And Troubleshooting Manual

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2. For more information about line cords and power supplies, see "Installing a

Video port

Your server comes with an integrated super video graphics array (SVGA) video
controller. This controller is not removable, but you can disable it by installing a PCI
video adapter.
Note: If you install a PCI video adapter, the server BIOS will automatically disable
The integrated video controller is located on PCI bus A (slot 1) on the system
board. See "Adapter considerations" on page 51 for detailed information about the
PCI buses in your server.
The following illustration shows the pin-number assignments for the 15-pin analog
video connector on the rear of your server.

Keyboard port

There is one keyboard port on the rear of your server.
Note: If you attach a standard (non-USB) keyboard to the keyboard port, the USB
The following illustration shows the pin-number assignments for the keyboard port
on the rear of your server.
6
4
optional IBM Remote Supervisor Adapter in this server, you must use the RJ-45
connector on the adapter for interconnect network communications.
hot-swap power supply" on page 96.
the integrated video controller.
5
1
15
11
Table 9. Video-port connector pin-number assignments
Pin
Signal
1
Red
2
Green or monochrome
3
Blue
4
Not connected
5
Ground
ports and devices will be disabled during the power-on self-test (POST). You
might need to use the Configuration/Setup Utility to Enable keyboardless
operation and prevent the POST error message 301 from being displayed
during startup. For detailed information about this option and how to connect
it to your server, refer to the documentation that comes with the option.
5
3
1
2
Pin
Signal
Pin
6
Ground
11
7
Ground
12
8
Ground
13
9
+5 V dc
14
10
Ground
15
Chapter 4. Customer replaceable units
Signal
Not connected
DDC SDA
Horizontal synchronization
(Hsync)
Vertical synchronization
(Vsync)
DDC SDL
109

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