ii
Locating internal modules ··································································································· 42
Replacing a VPM ····················································································································· 45
Replacing a memory module ······································································································ 46
Replacing an air filter ················································································································ 47
Replacing a CF card ················································································································· 48
Replacing a SIC ······················································································································ 49
Replacing a DSIC ···················································································································· 50
Replacing an HMIM ·················································································································· 51
Replacing a MIM ······················································································································ 52
Troubleshooting ············································································· 54
Troubleshooting the power supply system failure ············································································ 54
Troubleshooting fan failures ······································································································· 54
Troubleshooting the configuration system failures ··········································································· 54
No display on the configuration terminal ················································································· 55
Garbled characters on the configuration terminal ······································································ 55
No response from the serial port ··························································································· 55
Troubleshooting user password loss ···························································································· 56
Symptom ························································································································· 56
Solution ··························································································································· 56
Troubleshooting interface module, cable, and connection failure ························································ 57
Appendix A Chassis views and technical specifications ·························· 58
Chassis views ························································································································· 58
MSR3012 AC (JG409A) ······································································································ 58
MSR3012 AC (JG409B) ······································································································ 59
MSR3012 DC ··················································································································· 60
MSR3024 AC ··················································································································· 61
MSR3024 DC ··················································································································· 62
MSR3024 PoE ·················································································································· 63
MSR3044 ························································································································ 64
MSR3064 ························································································································ 65
Appearance of power supplies ···································································································· 65
AC power supply ··············································································································· 66
DC power supply ··············································································································· 66
PoE power supply ············································································································· 67
Technical specifications ············································································································· 67
Appendix B LEDs ··········································································· 69
Panel LEDs ···························································································································· 69
MSR3012 ························································································································ 69
MSR3024 ························································································································ 69
MSR3044 ························································································································ 70
MSR3064 ························································································································ 70
Power supply LEDs ·················································································································· 71
Appearance ····················································································································· 71
LED description ······················································································································· 72
Appendix C Slot arrangement ··························································· 74
Document conventions and icons ······················································ 75
Conventions ··························································································································· 75
Network topology icons ············································································································· 76
Support and other resources ···························································· 77
Accessing Hewlett Packard Enterprise Support ·············································································· 77
Accessing updates ··················································································································· 77
Websites ························································································································· 78
Customer self repair ··········································································································· 78
Remote support ················································································································ 78
Documentation feedback ···································································································· 79
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