Cisco 3800 Series User Manual

99
Installing and Upgrading Internal Components in Cisco 3800 Series Routers
OL-5975-04
Installing a Power Supply in a Cisco 3825 Router
Removing the Existing Power Supply
To remove the existing power supply from a Cisco 3825 router, follow these steps:
Step 1 Remove the router cover, following the procedure in the “Removing the Cover from a Cisco 3825
Router” section on page 80.
Step 2 Remove the power supply and tray assembly, following the procedure in the “Removing the Power
Supply Assembly from a Cisco 3825 Router” section on page 81.
Step 3 Turn the power supply assembly over so that the tray is on top.
Step 4 Using a number 1 Phillips screwdriver, remove the two screws that hold the power supply to the tray.
Separate the pwer supply from the tray. See Figure 67.
Figure 67 Cisco 3825 Power Supply Removed from the Tray
Installing an AC Power Supply
The AC power supply has a single power connector, as shown in Figure 68.
Figure 68 AC Power Supply
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1 Primary power connector
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1

Cisco 3800 Series Specifications

General

Connectivity Technology	Wired
Models	Cisco 3825, Cisco 3845
Operating System	Cisco IOS
Routing Protocols	BGP, OSPF, EIGRP, RIP, IS-IS
Interfaces	Fast Ethernet, Gigabit Ethernet, Serial, ISDN BRI, Voice
WAN Interfaces	T1/E1, ISDN BRI, Serial
Security Features	Firewall, VPN, IPS, SSH
Voice Support	Yes
Network Management	SNMP, CLI
Product Type	Router
Data Link Protocol	Ethernet, Fast Ethernet, Gigabit Ethernet
Network/Transport Protocol	TCP/IP
Features	Quality of Service (QoS)
RAM	256 MB
Flash Memory	64 MB
Product Series	Cisco 3800 Series