Specifications

26 Memory Replacement Instructions for the Network Processing Engine and Input/Output Controller
Removing and Replacing Memory DRAM SIMMs, SDRAM DIMMs, and Boot ROMs
Figure 16 Disconnecting Power from a Cisco uBR7200 Series DC-Input Power Supply
Step 4
Repeat Step 1 through Step 3 if a second power supply is installed.
This completes the procedure for disconnecting DC-input power to a Cisco 7200 series router or
Cisco uBR7200 series router.
Removing the Input/Output Controller
To remove an I/O controller from a Cisco 7200 series router or Cisco uBR7200 series router,
complete the following steps:
Step 1 Power down the router and disconnect the input power cable. (Refer to the “Powering
Down the Router and Disconnecting Input Power” section on page 21.)
Step 2 Attach an ESD-preventive wrist strap between you and an unfinished chassis surface.
Step 3 Disconnect the cables from the I/O controller’s console, auxiliary, and Fast Ethernet (if
present) ports. (For a Cisco 7200 series router, see Figure 17. For a Cisco uBR7200 series
router, see Figure 18.)
12107
Handle
Captive installation screw
(on both sides of power supply)
M5 grounding lug
M4 studs
M5 grounding receptacles
+48V lead
-48V lead
Power switch
Power receptacle