Cisco WS-C2950-24 Hardware Installation Guide - Page 30
Back Panel Slots and Connectors for Cisco 3925 and 3945 SPE 100 and SPE 150 - configuration
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250917 Chassis Views Chapter 1 Overview of the Routers Figure 1-11 Back Panel Slots and Connectors for Cisco 3925 and 3945 (SPE 100 and SPE 150) 1 2 345 6 78 EHWIC 3 DO NOT REMOVE DURING CF1 NETWORKING OPERATION EHWIC 2 EHWIC 1 DO NOT REMOVE DURING NETWORKING OPERATION CF0 ISM PVDM3 PVDM2 PVDM1 PVDM0 EHWIC 0 S L AUX SFP E N GE 0/2 S G L E 0 / 0 S SFP 1 S USB EN EN E C3900-SPE100/K9 N 0 CONSOLE GE 0/1 3945/3925 SM SLOTS SPE 4 3 2 1 11 10 11 10 9 1 EHWIC slots1 0, 1, 2 and 3 (0, Far right) 3 AUX port 5 SFP1 and SFP2 (2, Top) 2 USB serial console port 4 RJ-45 serial console port 6 10/100/1000 Ethernet ports GE 0/1 and GE 0/2 (GE 0/2,Top) 7 10/100/1000 Ethernet port GE0/0 9 Ground 11 CompactFlash5 0 and 1 (0, Far right) 8 USB0 and USB1 (1, Top) 10 Cisco 3945 Service module slots2, 1 (Lower right), 2 (Lower left), 3 (Top right), and 4 (Top left) Cisco 3925 Service module slots3, 1 (Lower left)4, 2 (Top left) 1. Double-wide EHWICs can fit into slot 0 and 1, and into slot 2 and 3. EHWIC slots support HWIC, VIC, and WIC. 2. Service module slots support legacy network modules when inserted with an adapter. See the router product page at Cisco.com for a list of supported modules. See Table 1-5 for more router slot and module configurations. 3. Service module slots support legacy network modules when inserted with an adapter. See the router product page at Cisco.com for a list of supported modules. Double wide service modules install in the top slots. See Table 1-5 for more router slot and module configurations. 4. One single-wide in slot 1 (lower left). Lower right panel cannot be removed. See Table 1-5 for more router slot and module configurations. 5. Only Advanced Capability CompactFlash (CF) purchased from Cisco operates in Cisco 2900 series and Cisco 3900 series ISRs. Legacy CF can impact and severely degrade performance in these routers. See the "Memory" section on page 1-21. When legacy CF is inserted, the following error message appears: WARNING: Unsupported compact flash detected. Use of this card during normal operation can impact and severely degrade performance of the system. Please use supported compact flash cards only. 1-10 Cisco 2900 Series and 3900 Series Hardware Installation Guide OL-18712-02