User's Manual

Installation and User Guide - N56717020101
Page A0-2
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PORTS SECURITY LEVEL
Port safety level for the 19" subrack access
The connectors are identified on the front panels of the equipment (cards or motherboard).
Connectors Function
Security
level
PWRA/PWRB Power supply
SELV
1
PWR Power supply SELV
Motherboard
SYNC G.703 2 Mbit/s synchronization Ports SELV
E1 INPUT & E1 OUTPUT G.703 2 Mbit/s Ports SELV
MNGT Other equipment connection SELV
COMM VT100 local supervision SELV
ETH Ethernet LAN remote supervision SELV
LOOPS Loops and remote signaling SELV
ADR ICI 1.x Card
TR and REC G.957 and G.958 STM-1 IC1.1 or IC1.2 Optical Laser class 1
Dangerless
EOW and AUX Engineering Order Wire SELV
ADR LAN1 Card
ETH Ethernet Port SELV
ADR 21E120 Card
E1 INPUT & E1 OUTPUT G.703 2 Mbit/s Ports SELV
)
The 19" subrack must be mounted only in racks with a bottom part that is
closed or fitted with a class V1 or HF1 or better air filter, or that stand on a
non-flammable floor..
Safe earth requirement
This equipment must be installed only by skilled personnel. For compliance, the protective earth
terminal must be connected to a safe earth with an impedance Z of less than 5 Ohms.
)
Handling precaution: For any work to be carried out inside the equipment, an
antistatic wrist strap must be worn.
Lithium Battery
)
Warning : If the battery is incorrectly replaced there is a risk of explosion.
Only replace with same type battery or equivalent type recommanded by the
manufacturer
Dispose of used battery according to manufacturer instructions
In ADR155C, battery replacement may only be done by return Supply Support Department.
1
S
afety
E
xtra
L
ow
V
oltage Circuit