Locating Internal Modules - Cisco 2900 Series Installation Manual

Cisco 2900 and 3900 series hardware
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Chapter 5
Installing and Upgrading Internal Modules and FRUs
Install or replace DRAM DIMMs, ISMs, or PVDMs. See the
Step 4
page 5-7
or
Install or replace the Services Performance Engine. Check that the ejector levers on the replacement SPE
are fully open outward. Carefully slide the SPE into the router tray until the connector is engaged, and
then close the ejector levers to fully seat the SPE.
Step 5
Tighten the two captive retention screws on each side of the motherboard.

Locating Internal Modules

The following illustrations show the locations of internal modules on the router motherboard. Internal
modules include DIMMs, Internal Services Modules (ISMs), next-generation Packet Voice Data
Modules (PVDM3s), and power supply on Cisco 2900 series ISR.
to locate the slots on the router.
Cisco
2901—Figure 5-3
Cisco
2911—Figure 5-4
Cisco 2921 and Cisco
2951—Figure 5-5
Cisco 3925 and Cisco
3945—Figure 5-6
Cisco 3925E and Cisco
3945E—Figure 5-7
"Locating Internal Modules" section on
Cisco 2900 Series and 3900 Series Hardware Installation Guide
Locating Internal Modules
5-7

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