About This Guide
Installation Warnings
Cisco ASA 5512-X, ASA 5515-X, ASA 5525-X, ASA 5545-X, and ASA 5555-X Hardware Installation Guide
5
Jewelry Removal Warning
Warning: Before working on equipment that is connected to a power source, remove jewelry (including rings, 
necklaces, and watches). Metal objects will heat when connected to power and ground, and can cause 
serious burns or weld the metal object to the terminals. Statement 43
Wrist Strap Warning
Warning: During this procedure, wear grounding wrist straps to avoid ESD damage to the card. Do not directly 
touch the backplane with your hand or any metal tool, or you could receive a shock. Statement 94
Work During Lightning Warning 
Warning: Do not work on the system, or connect or disconnect cables during periods of lightning. Statement 1001
Installation Instructions Warning 
Warning: Read all installation instructions before connecting the system to a power source. Statement 1004 
Chassis Warning for Rack-Mounting and Servicing
Warning: To prevent bodily injury when mounting or servicing this unit in a rack, you must take special precautions to ensure 
that the system remains stable. The following guidelines are provided to ensure your safety: This unit should be mounted at the 
bottom of the rack if it is the only unit in the rack. When mounting this unit in a partially filled rack, load the rack from the bottom 
to the top with the heaviest component at the bottom of the rack.If the rack is provided with stabilizing devices, install the 
stabilizers before mounting or servicing the unit in the rack. Statement 1006
Short-Circuit Protection Warning 
Warning: This product requires short-circuit (overcurrent) protection, to be provided as part of the building 
installation. Install only in accordance with national and local wiring regulations. Statement 1045 
SELV Circuit Warning 
Warning: To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to 
telephone-network voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV 
circuits. Some LAN and WAN ports both use RJ-45 connectors. Use caution when connecting cables. Statement 
1021 
Ground Conductor Warning 
Warning: This equipment must be grounded. Never defeat the ground conductor, or operate the equipment 
in the absence of a suitably installed ground conductor. Contact the appropriate electrical inspection 
authority, or an electrician if you are not certain that suitable grounding is available. Statement 1024 
Faceplates and Cover Panels Warning 
Warning: Blank faceplates and cover panels serve three important functions: they prevent exposure to 
hazardous voltages and currents inside the chassis; they restrict electromagnetic interference (EMI) that 
might disrupt other equipment; and they direct the flow of cooling air through the chassis. Do not operate the 
system unless all cards, faceplates, front covers, and rear covers are in place. Statements 1029 and 142
Product Disposal Warning 
Warning: Ultimate disposal of this product should be handled according to all national laws and regulations. 
Statement 1040