D-5
Cisco 1751 Router Hardware Installation Guide
78-11258-04
Appendix D Installing the Virtual Private Network Module
Installing the VPN Module in a Cisco 1751 Router
Figure D-1
Removing the Cisco 1751 Chassis Screws
Step 4
Turn the router back to its original position (top up).
Step 5
Gently pull the top of the router (facing toward you) up and away from the bottom
of the router.
At this point, disconnect the fan, which is inside the top of the router chassis, from
the motherboard. Do this by disconnecting the fan cable from the connector
(labeled FAN) on the motherboard.
+5, +12, -12
VDC
CON
SO
LE
AU
X
Model Cisco 1751
10
/10
0 E
TH
ER
NE
T
SEE M
ANUAL
BEFORE INSTALLATION
VIC
2F
XO
PVDM OK
MOD OK
SLO
T 1
SLO
T 2 OK
FDX
SLO
T 0 OK
SLO
T 1 OK
100
LINK
SLO
T 2
TH
IS S
LO
T
AC
CE
PTS
ON
L Y
VO
ICE
IN
TE
RF
AC
E
CA
RD
S
SLO
T 0
1
IN USE
0
IN USE
SE
E M
AN
UAL B
EFO
RE INSTALLATION
VIC
2F
XS
1
IN USE
0
IN USE
Rear panel
Number 1 Phillips screwdriver
Top of router
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