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Loopback Connectors
A
- These loopback connectors are designed to be used with the tests described in this Addendum. See Appendix B of the SunDiag User's Guide for more loopback connectors.
- Most of the loopback connectors described in this appendix are available from Sun; the part numbers are given where applicable. To obtain a loopback connector kit, contact Sun Customer Support.
A.1 96-Pin Loopback Connector
- This 96-pin connector can be ordered from Sun Microsystems (Part Number 370-1366).
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A.2 96-Pin Loopback Connector
- This 96-pin connector can be ordered from Sun Microsystems (Part Number 370-1381).
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A.3 37-Pin RS-449 Loopback Cable
- Use these wiring instructions for a loopback cable for two 37-pin RS-449 synchronous ports.
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Figure A-1 37-Pin RS-449 Loopback Cable
A.4 37-Pin RS-449 Loopback Plug
- Use these wiring instructions for making a male 37-pin RS-449 loopback plug. This connector is also available from Sun (Part Number 530-1430).
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Figure A-2 37-Pin RS-449 Loopback Plug
A.5 9-pin Single-port Loopback Plug
- Use these wiring directions for male 9-pin RS-232 and RS-423 single-port loopback plugs:
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Figure A-3 9-Pin Single-port Loopback Plug
A.6 9-pin Single-port Loopback Plug
- Use these wiring directions for female 9-pin RS-232 and RS-423 single-port loopback plugs:
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Figure A-4 9-Pin Single-port Loopback Plug
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Note - Use this loopback plug with the pcmciatest.
A.7 9-Pin to 25-Pin Port-to-Port Loopback Cable
- Use these wiring directions for a 9-pin RS-232 and RS-423 port to 25-pin RS-232 and RS 423 port loopback cables. Both connectors are male.
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Figure A-5 9-Pin to 25-Pin Port-to-Port Loopback Cable
A.8 9-Pin to 9-Pin Port-to-Port Loopback Cable
- Use these wiring directions for 9-pin RS-232 and RS 423 port to 9-pin RS-232 and RS-423 port loopback cables. Both connectors are male.
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Figure A-6 9-Pin to 9-Pin Port-to-Port Loopback Cable
- Please note that this cable has no Sun part number assigned to it.
A.9 NT to TE Loopback Cable
- Using two standard RJ45 connectors, and connect pin1 to pin1, pin 2 to pin 2, etc... for all pins. This loopback is a "straight-through" connection.
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