iii
RUN LED fast flashes············································································································································· 58
Power supply failures····················································································································································· 58
Power LED is off····················································································································································· 58
Red power LED is on············································································································································· 59
Fan failures ····································································································································································· 59
Fan tray is absent ·················································································································································· 59
ALM LED is red ······················································································································································ 59
Configuration system problems ···································································································································· 60
No terminal display ·············································································································································· 60
Garbled terminal display······································································································································ 60
Using the AUX port as the backup console port········································································································· 60
Password loss ································································································································································· 61
User password loss ··············································································································································· 61
Super password loss ············································································································································· 62
Cooling system failure ··················································································································································· 62
Host software file missing errors··································································································································· 63
Appendix A Technical specifications························································································································65
Dimensions and weight ················································································································································· 65
Power consumption range············································································································································· 65
AC power supply ··························································································································································· 65
DC power supply ··························································································································································· 65
Fan tray ··········································································································································································· 66
MPU (NSQ1MPUA0)····················································································································································· 66
Technical specifications ········································································································································ 66
Components ··························································································································································· 67
Interface modules ··························································································································································· 69
NSQ1GT8C40······················································································································································ 69
NSQ1XP20···························································································································································· 69
NSQ1GT8P40······················································································································································· 69
Appendix B LEDs························································································································································70
MPU LEDs········································································································································································ 70
Interface module LEDs···················································································································································· 71
NSQ1GT8C40/NSQ1GT8P40·························································································································· 71
NSQ1XP20···························································································································································· 72
Power supply LEDs ························································································································································· 73
Fan tray LEDs ·································································································································································· 74
Appendix C Cables ···················································································································································75
Ethernet twisted pair cable············································································································································ 75
Introduction ···························································································································································· 75
Making an Ethernet twisted pair cable ··············································································································· 78
Optical fiber ··································································································································································· 79
Appendix D AC power cables used in different countries or regions ··································································81
10A AC power cables used in different countries or regions··················································································· 81
16A AC power cables used in different countries or regions··················································································· 84
Support and other resources ·····································································································································87
Contacting HP ································································································································································ 87
Subscription service ·············································································································································· 87
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Websites································································································································································· 87
Conventions ···································································································································································· 88
