List of Figures
14 7750 SR-a4 and SR-a8 Installation Guide
Figure 37 Installing a CPM-a (7750 SR-a4) .................................................................................................112
Figure 38 Installing an IOM-a.......................................................................................................................114
Figure 39 Installing an MDA-a (7750 SR-a4) ...............................................................................................116
Figure 40 Installing an MDA-a (7750 SR-a8) ...............................................................................................117
Powering Up, Initializing, and Configuring ......................................................................................123
Figure 41 Files on the Compact Flash .........................................................................................................124
Figure 42 CPM Console Port Connection ....................................................................................................129
Figure 43 CPM Management Port Connection ............................................................................................130
Appendix A: Connectors and LEDs.................................................................................................. 137
Figure 44 7750 SR-a AC PSU ....................................................................................................................138
Figure 45 7750 SR-a –48 VDC PSU............................................................................................................139
Figure 46 7750 SR-a Fan Tray LEDs...........................................................................................................141
Figure 47 7750 SR-a CPM-a Features ........................................................................................................142
Figure 48 IOM-a LEDs .................................................................................................................................146
Appendix B: MDA-a and MDA-aXP Card Descriptions .................................................................. 147
Figure 49 1-port 100GigE CFP MDA-aXP ...................................................................................................148
Figure 50 2-port 10GigE SFP+ and 12-port 1GigE SFP Combo MDA-a Features ......................................151
Figure 51 4-port 10GigE SFP+ MDA-a Features .........................................................................................154
Figure 52 6-Port 10GigE SFP+ and 1-Port 40GigE QSFP+ Combo MDA-aXP Features............................157
Figure 53 10-port 10GigE SFP+ MDA-aXP Features ..................................................................................160
Figure 54 20-port 10/100/1000 TX RJ-45 MDA-a Features .........................................................................163
Figure 55 44-port 1GigE CSFP/SFP MDA-a Features.................................................................................166
Appendix C: Field-Replaceable Units............................................................................................... 171
Figure 56 Removing an AC PSU (7750 SR-a4)...........................................................................................174
Figure 57 Removing an AC PSU (7750 SR-a8)...........................................................................................174
Figure 58 Replacing an AC PSU (7750 SR-a4) ...........................................................................................176
Figure 59 Replacing an AC PSU (7750 SR-a8) ...........................................................................................176
Figure 60 Removing a –48 VDC PSU (7750 SR-a4) ...................................................................................178
Figure 61 Removing a –48 VDC PSU (7750 SR-a8) ...................................................................................179
Figure 62 –48 VDC Ground and Power Connectors....................................................................................180
Figure 63 Replacing a –48 VDC PSU (7750 SR-a4) ...................................................................................181
Figure 64 Replacing a –48 VDC PSU (7750 SR-a8) ...................................................................................182
Figure 65 –48 VDC Ground and Power Connection ....................................................................................183
Figure 66 Removing the Fan Tray (7750 SR-a4).........................................................................................186
Figure 67 Replacing the Fan Tray (7750 SR-a4).........................................................................................187
Figure 68 Removing the Air Filter Carrier (showing 7750 SR-a4)................................................................190
Figure 69 Replacing the Air Filter Carrier (showing 7750 SR-a4)................................................................191
Figure 70 Removing a CPM-a .....................................................................................................................193
Figure 71 Replacing a CPM-a......................................................................................................................194
Figure 72 Location of Internal CF Card on CPM-a.......................................................................................196
Figure 73 Removing an IOM-a.....................................................................................................................201
Figure 74 Replacing an IOM-a ....................................................................................................................202
Figure 75 Removing an MDA-a....................................................................................................................206
Figure 76 Installing an MDA-a......................................................................................................................207