Sun Microsystems Sun Blade 100, Service Manual

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B-1
A P P E N D I X
B
Signal Descriptions
This appendix describes the Sun Blade 100 motherboard connector signals and pin
assignments.
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Section B.1 “Power Supply Connectors” on page B-1
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Section B.2 “Universal Serial Bus Connector” on page B-3
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Section B.3 “IEEE 1394 Connector” on page B-4
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Section B.4 “Twisted-Pair Ethernet Connector” on page B-5
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Section B.5 “Serial Port Connector” on page B-7
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Section B.6 “Parallel Port Connector” on page B-8
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Section B.7 “Audio Connectors” on page B-10
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Section B.8 “Video Connector” on page B-11
B.1 Power Supply Connectors
There is one power supply connector on the riser board. The Sun Blade 100 riser
board uses a standard ATX style connector (J501).
FIGURE B-1
Power Supply Connector J501 Pin Configuration
1 10
11 20