1-3
Cisco 7204 Installation and Configuration Guide
OL-5101-02
Chapter1 Product Overview Physical Description
Note In Figure1-1 and Figure 1-2, a blank port adapter is installed in slot 3. To ensure adequate airflow across
the port adapters, each port adapter slot must be filled with either a port adapter or a blank port adapter.
Figure1-2 Port Adapter Slot Numbering
The rear of the Cisco 7204 router provides access to the network processing engine and up to two power
supplies (refer to Figure 1-3).
Figure1-3 Cisco7204 Router—Rear View
Note The network processing engine does not support OIR. You must power down the Cisco 7204 before
removing the network processing engine from the router.
The network processing engine has no external connectors or LEDs. There is a handle for removing and
installing the network processing engine and two captive installation screws for securing it to the chassis.
H7399
2
ENABLED
0
2
1
3
LINK
0
1
2
3
EN
TD
TC
RD
RC
LB
CD
TD
TC
RD
RC
LB
CD
TD
TC
RD
RC
LB
CD
TD
TC
RD
RC
LB
CD
ENABLED
MII
LINK
RJ45
FAST ETHERNET
0
0
4
1
3
Port adapter slot 3
Port adapter slot 1
Port adapter slot 4
Port adapter slot 2
ETHERNET-10BFL
EN
RX
0
1
2
3
4
TX
RX
TX
RX
TX
RX
TX
RX
TX
Cisco 7200
SERIES
Blank port adapter
MII
EN
RJ45
EN
RJ45
LINK
1O PWR
OK
RJ-45
CPU RESET
FAST ETHERNET INPUT/OUTPUT CONTROLLER
ENABLED
PCMCIA
EJECT
SLOT 0
SLOT 1
FE MII
Port adapter slot 0
ETHERNET 10BT
FAST SERIAL
H6423
NETWORK PROCESSING ENGINE-150
Internal fans
Network processing engine
or network services engine
AC-input
power supply
AC-input
receptacle
Power supply
filler plate
Chassis
grounding
receptacles
Power switch