Cisco Systems Cisco 2800 Manual De Usuario
15
Overview of Cisco 2800 Series Routers
OL-5783-01
Chassis Views
Figure 15
Front Panel of Cisco 2821 and Cisco 2851 Routers with DC Input Power
Figure 16
Rear Panel of the Cisco 2821 Router
1
Input power connection
5
External CompactFlash memory card slot
2
On/Standby switch
1
1.
This switch does not turn off the power supply completely, but rather puts it in standby mode.
6
LED indicators
3
Console and auxiliary ports
7
Cisco redundant power supply connector (covered if not used)
4
Universal serial bus (USB) ports
1
Gigabit Ethernet port 0/0
6
High-speed WAN interface card slot 3
2
Gigabit Ethernet port 0/1
7
Extension voice module (EVM) slot
3
High-speed WAN interface card slot 0
8
Network module enhanced (NME) slot
1
1.
The network module slot is compatible with Cisco network modules of type NM (network module), NME (network module enhanced), and NME-X
(enhanced extended).
(enhanced extended).
4
High-speed WAN interface card slot 1
9
Screw holes for ground lug
5
High-speed WAN interface card slot 2
95555
Do Not Remove During Network Operation
COMPACT FLASH
0
_
_
+
+
A
B
1
OPTIONAL RPS INPUT
SYS
PWR
AUX/
PWR
PWR
SYS
ACT
ACT
CF
12V 18A
4
5
7
6
3
CONSOLE
AUX
24-60V 12A
1
2
95572
1
2
6
4
3
7
5
9
A= ACT
GE 0/1
PVDM2 PVDM1 PVDM0
AIM1
AIM0
GE 0/0
S= SPEED
A= FDX
A= LINK
A= LINK
A
F
S
L
A
F
S
L
EVM 2 ONLY
1
8