Installing and Upgrading Internal Modules and FRUs in Cisco 1900 Series ISRs
Modules Internal to the Cisco 1905 and 1921 Routers
4
Installing and Upgrading Internal Modules and FRUs in Cisco 1900 Series ISRs
Warning
Ultimate disposal of this product should be handled according to all national laws and regulations.
Statement 1040
Warning
Before opening the unit, disconnect the telephone-network cables to avoid contact with
telephone-network voltages.
Statement 1041
Warning
This equipment contains a ring signal generator (ringer), which is a source of hazardous voltage. Do
not touch the RJ-11 (phone) port wires (conductors), the conductors of a cable connected to the RJ-11
port, or the associated circuit-board when the ringer is active. The ringer is activated by an incoming
call.
Statement 1042
Warning
The covers are an integral part of the safety design of the product. Do not operate the unit without the
covers installed.
Statement 1077
Warning
For connections outside the building where the equipment is installed, the following ports must be
connected through an approved network termination unit with integral circuit protection.
T1 SFP
Statement 1044
Safety Warnings for Finland, Norway and Sweden
Warning statement 1017 applies to the countries of Finland, Norway, and Sweden.
Warning
This unit is intended for installation in restricted access areas. A restricted access area can be
accessed only through the use of a special tool, lock and key, or other means of security.
Statement 1017
Modules Internal to the Cisco 1905 and 1921 Routers
Warning
No user-serviceable parts inside. Do not open.
Statement 1073
Warning
Only trained and qualified personnel should be allowed to install, replace, or service this equipment.
Statement 1030
There are no user-serviceable or field replaceable parts in the 1905 and 1921 model routers. For service
and support issues see “Obtaining Documentation and Submitting a Service Request”.
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