Table Of Contents
Installation
4.1 Installation Overview
4.2 Installation Planning
4.2.1 Required Items
4.2.2 Installation Guidelines
4.2.3 Install Ground to 48 V
4.2.4 Install External Ground to the ONS 15305
4.2.5 Power Considerations
4.3 Fiber Cleaning
4.4 ONS 15305 Installation
4.4.1 Installation in Restricted Access Locations
4.4.2 Install the ONS 15305 -48 VDC Power
4.4.3 Install the ONS 15305 -AC 230V Power
4.5 Installation of Service Modules
4.5.1 LEDs
4.5.2 Hot Insertion and Removal
4.6 Interconnections and Cable Handling
4.6.1 Install the ONS 15305 Fiber Cable
4.6.2 Install the ONS 15305 Electrical Cable
4.7 Initial Configuration
Installation
This chapter provides instructions for installing the Cisco ONS 15305.
Note 
The instructions in this section primarily address the installation of the ONS 15305, and modules supplied by Cisco Systems. When installing racks, electrical wiring, raceways, and other equipment not covered in this manual, you should follow all local, state, federal, or international (if applicable) codes and regulations.
Caution Static electricity can damage electronic equipment. While unpacking and handling electronic modules, wear a grounding wrist strap to discharge the static buildup. Grounding wrist straps are designed to prevent equipment damage caused by static electricity. Before making the necessary interconnections, connect the grounding wrist strap.
4.1 Installation Overview
You should be thoroughly familiar with the instructions in this manual before starting any work. Use the following instructions when installing the ONS 15305.
Step 1 Read and observe all safety cautions and warnings in "Safety Summary."
Step 2 Before inspecting the ONS 15305, first verify the ONS 15305 equipment according to the procedures in "Pre-Installation Procedures." If there is a problem with the equipment, contact the Cisco TAC. Log into http://www.cisco.com/warp/public/687/Directory/DirTAC.shtml to obtain a directory of Cisco Technical Support toll-free numbers for your country.
Step 3 If you do not install the equipment immediately, store as specified in "Pre-Installation Procedures."
Step 4 Unpack equipment only after preparing the site as described in "Pre-Installation Procedures."
Step 5 When installing equipment at a site, follow the procedures in this chapter in the order presented.
Step 6 Make connections using the information in Chapter 6, "Physical Interfaces."
4.2 Installation Planning
Based on the configuration to be installed, determine the size, number, and location of racks, as well as the ONS 15305 installation requirements. The following are unit dimensions to take into consideration when installing the ONS 15305. The ONS 15305 can be installed in 485 mm (19-in.) equipment racks, and can be adapted for 600 mm ETSI (23.6-in.) racks. The racks must be accessible from the front and rear for equipment installation.
Note You need 500 mm (19.7-in.) space of rear access for installation of the equipment.
Use the following considerations:
•Install the lowest unit in a rack first.
•Wire size and dimension requirements are based on cable length and local engineering standards and practices.
•Route the power cable from the power distribution panel (PDP) to the ONS 15305, along the edge of the equipment rack.
•Route the grounding cable from the station ground to the ONS 15305, proceeding down along the edge of the equipment rack.
•Route the electrical cables from the ONS 15305 along the edge of the rack to the overhead cable transport tray.
•Route the optical cables from the ONS 15305 along the edge of the rack to the overhead cable transport tray.
Note The interfaces cables (especially E1 interfaces) must not run in the same pipes of the power cables
4.2.1 Required Items
In addition to a standard installers tool kit, the following items are also required:
•Phillips screwdriver (PH3) to attach the ONS 15305 to the rack, and Phillips screwdriver (PH1) to attach the brackets to the ONS 15305
•2.5-mm Allen key (to attach the external grounding)
•4 mounting screws, M6 (#12-24 x 3/4 pan head phillips) and nuts
•Power cable (from fuse to power connector), #18 AWG (0.75 mmІ) up to #16 AWG (1.5 mmІ) with four rigid wire
•Yellow green flexible ground cable, #16 AWG (1.25 mmІ) up to #14 AWG (2.50 mmІ) (for the external grounding)
•Cletop cleaning cassette (type A for LC connectors)
•Video fiber connector inspection instrument
•Caps for optical connectors
•Plugs for optical adapters
•Tie wraps
4.2.2 Installation Guidelines
When installing ONS 15305 equipment into a rack, follow these guidelines:
•Consider the effect of additional electronic equipment and its generated heat on the ONS 15305 system equipment.
•Make sure the equipment rack is properly bolted to the ground, and if required, to the ceiling. Ensure that the weight of the equipment does not make the rack unstable.
•When mounting the equipment between two posts or rails, ensure that the minimum clearance between the sides is 485 mm (19 in.).
•Maintain a minimum clearance of 500 mm (19.7 in.) in front of the equipment and 500 mm (19.7 in.) at the back of the equipment.
Figure 4-1 shows the outer dimensions of the ONS 15305 system equipment.
Figure 4-1 Outer Dimensions of the ONS 15305 System
4.2.3 Install Ground to 48 V
The ONS 15305 cabinet must always be tied to a suitable earth refernce potential as described in section Install External Ground to the ONS 15305. The 48V power interface of ONS 15305 is galvanically insulated from the cabinet and the postive pole of the 48V supply (0 VDC) must always be connected to the same earth potential at the station battery, PDP side. See section "Install the ONS 15305 -48 VDC Power".The location of the power connector on the ONS 15305 is shown in Figure 4-2.
Figure 4-2 ONS 15305 - DC Power Module
4.2.4 Install External Ground to the ONS 15305
It is vital that the ONS 15305 cabinet is properly grounded.
When installed in a rack, the ONS 15305 cabinet will be tied to the rack reference potential through the mounting brackets (earth, ground potential).
Note Make sure that the ONS15305 brackets are mounted on unpainted rack area.
When not installed in a rack, the cabinet can be tied to an earth reference potential through the ground connector of the power supply plug as shown in Figure 4-2 or by mounting an extra connector to one of the cabinet screws as in Figure 4-3.
Figure 4-3 Ground Connector Position on the ONS 15305
Install the Ground Connector
Step 1 Remove the phillips screw from the ONS 15305, Figure 4-3.
Step 2 Affix the flat connector with the washer and the socket screw on the ONS 15305, Figure 4-3 .
Step 3 Insert the grounding cable in the flat cable plug and crimp the plug with a crimping tool, Figure 4-4.
Step 4 Verify that the ground cable is affix in the flat cable plug.
Step 5 Connect the flat cable plug to the flat connector.
Step 6 Route the ground cable securely to the local ground connector and connect it according to local site practice.
Figure 4-4 Connection of the Ground Cable with a Crimp Tool
4.2.5 Power Considerations
The ONS 15305 can be powered using a Central Office power supply of -48 VDC with a VDC return. The ONS 15305 supports redundant 48 VDC power supplies but if used, the two supplies should be independently powered.
4.3 Fiber Cleaning
Cletop cleaning cassettes (type A for LC connectors) must be used to clean the fiber connectors and adapters before installing fiber. A video inspection instrument, with optical adapters for LC connectors is also required to inspect the fiber connectors and adapters before installing fiber.
Note Before powering the ONS 15305 clean and inspect the fiber, to prevent equipment damage. Dust particles and damaged fiber connectors will affect the optical transmission. Replace damaged fiber connectors immediately.
Warning Invisible laser radiation may be emitted from the end of the unterminated fiber cable or connector. Do not view directly with optical instruments. Viewing the laser output with certain optical instruments (for example, eye loupes, magnifiers, and microscopes) within a distance of 100 mm may pose an eye hazard.
Warning Invisible laser radiation may be emitted from disconnected fibers or connectors. Do not stare into beams or view directly with optical instruments.
Warning Class 1 laser product.
Clean Fiber Connectors
Step 1 Remove the dust cap from the fiber connector.
Step 2 Inspect connector for damage or dirt with a proper inspection tool.
Step 3 Insert the connector into the Cletop cleaning cassette slot, rotate one quarter turn, and gently swipe downwards. Repeat the inspection and cleaning from the connectors, until satisfactory results are achieved.
Step 4 Insert the fiber connector into the applicable adapter.
Step 5 Place dust caps on the fiber connectors when not in use.
Clean Fiber Adapters
Step 1 Remove the dust plug from the fiber adapter.
Step 2 Inspect the connector for damage or dirt with a proper inspection tool.
Step 3 Insert a cleaning stick into the adapter opening.
Step 4 Inspect results and continue Step 3 until satisfactory results are achieved.
Step 5 Place dust plugs on the fiber adapters when not in use.
4.4 ONS 15305 Installation
Use the following procedures to install the ONS 15305 in an equipment rack, but verify first that at least 3 RU of rack space is available.
When installing the ONS 15305, you can also use the extension brackets, included in the ONS 15305 accessory kit, to convert a 485-mm (19-inch) rack to a 600-mm (23.6-inch) rack.
Note Make sure that the ONS15305 brackets are mounted on unpainted rack area.
Note 1 RU is 44.45 mm.
Caution Static electricity can damage electronic equipment. While unpacking and handling electronic modules, wear a grounding wrist strap to discharge the static buildup. Grounding wrist straps are designed to prevent equipment damage caused by static electricity. Before making the necessary interconnections, connect the grounding wrist strap.
Mount the ONS 15305 in an Equipment Rack
Step 1 Remove the four phillips screws on the left and right side of the ONS 15305 and install the brackets with the longer phillips screws that are provided.
Step 2 Move the ONS 15305 to the desired rack position, Figure 4-5.
Step 3 Affix the ONS 15305 to the rack with four M6 (#12-24 x3/4 pan head phillips) screws and nuts.
Figure 4-5 The Connector Array in Front, in a 19-in. Rack
Mount the ONS 15305 in an Equipment Rack Using Extension Brackets
The ONS 15305 can be installed in a 600-mm (23.6-in.) rack using the extension brackets. You need two 1 RU extension brackets for this procedure.
Step 1 Remove the four phillips screws on the left and right side of the ONS 15305 and install the brackets with the longer phillips screws that are provided.
Step 2 Move the ONS 15305 to the desired rack position, Figure 4-5.
Step 3 Affix the ONS 15305 to the equipment rack with four M6 (#12-24x3/4 pan head phillips) screws and nuts.
4.4.1 Installation in Restricted Access Locations
The ONS 15305 can be installed in a restricted access location (RAL) or outside of an RAL.
4.4.1.1 Definitions
Restricted Access Location
A restricted access location is a site location for equipment where both of the following paragraphs apply:
•Access can only be gained by service persons or by users who have been trained on the restrictions and the precautions for this specific site.
•Access is by means of at least one of the following, special tool, lock and key, or other means of security.
SELV Circuits
Safety Extra-Low Voltage (SELV) circuits are ports that have maximum DC working voltage level less than 60 V (42.4 VAC). In addition, the ports must not be connected to telecommunication networks as defined in EN 60950 (see CEI/ IEC 60950-1 2001-10, standard clause 1.2.13.8).
In practice, the electrical cables must not exit the building. In addition, the electrical cables must be connect to equipment that meets one of the following requirements:
•Installed in the RAL.
•Does not have electrical cables that exit the building .
•Has a written consent (or in other evidence) that its connecting port towards the SELV circuit port is not a telecommunication network.
Telecommunication Network
A telecommunication network is a metallically terminated transmission medium intended for communication between equipment that might be located in separate buildings, excluding:
•Main system for supply, transmission and distribution of electrical power, if used as a telecommunication transmission medium
•Cable distribution system
•SELV circuits connecting units of information technology equipment
TNV Circuit
A TNV circuit in the equipment to which the accessible area of contact is limited. A TNV circuit is so designed and protected that, under normal operating conditions and single fault conditions (see CEI/IEC 60950-1 2001-10, standard clause 1.4.14), the voltages do not exceed specified limit values.
4.4.1.2 Installation in Restricted Access Location
After installation in a RAL, such as in a telecommunications center, the ONS 15305 must be properly installed in a rack with brackets or in other ways properly connected to a safety ground. The ONS 15305 48-VDC power must not be powered from a source external to the RAL. All communiction interfaces
used must be limited to SELV.
4.4.1.3 Installation Outside of a Restricted Access Location
After installation in a non-RAL location, the ONS 15305 48-V power and all communication ports used must be connected to SELV circuits, for example, a port on a personal computer or 10/100-Mbit Ethernet hub/router or other information technology (IT) equipment. The 48-VDC power must not exceed 60 VDC, and must be powered from a certified external power supply unit (PSU) or a battery unit (with no connection to -48 V telecommunications voltage).
4.4.2 Install the ONS 15305 -48 VDC Power
The following procedure explains how to install ONS 15305 DC power connections.
Connect the ONS 15305 A-side and B-side Power Connections to the PDP
Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit.
Warning The plug-socket combination must be accessible at all times, because it serves as the main disconnecting device.
Caution Static electricity can damage electronic equipment. While unpacking and handling electronic modules, wear a grounding wrist strap to discharge the static buildup. Grounding wrist straps are designed to prevent equipment damage caused by static electricity. Before making the necessary interconnections, connect the grounding wrist strap.
Table 4-1 displays the colour of the wire with there function.
Table 4-1 Power Cable
Wire Color Coding
|
Wire Carrying
|
 Brown
|
GND
|
 Blue
|
-48 VDC
|
 Black
|
-48 VDC
|
 Green/yellow
|
OV
|
Step 1 Remove the A- and B-side fuses from the power distribution panel (PDP).
Step 2 Make sure that -48 VDC (tolerance -40,5 to -60 VDC) power is present.
Note Be sure that the power cable is connected and verify the correct polarity. Check if is properly fused (7-A recommended).
Note Note that the ONS 15305 power cannot be switched off with a separate power switch.
Step 3 Remove the A- and B-side fuses from the PDP.
Step 4 Connect the ONS 15305 power cable (with the ground) to the power connector of the connector array of the ONS 15305 as shown in Figure 4-2.
Step 5 Connect the first ONS 15305 -48 VDC power cable to the A-side of the PDP.
Step 6 Connect the first ONS 15305 0 VDC power cable to the A-side of the PDP
Step 7 Connect the second ONS 15305 -48 VDC power cable to the B-side of the PDP.
Step 8 Connect the second O NS 15305 0 VDC power cable to the B-side of the PDP
Note Make sure that positive pole of the power supply (0V pin) is connected to Central Office Ground
Note Be sure the poles are correct when you connect the power cable.
Step 9 Reinsert the A-side and B-side PDP fuses.
Step 10 Verify that the A- and B-side -48 VDC and -48 VDC return (0 VDC) of the ONS 15305 are connected to the proper poles at the power source. The -48 VDC return must be connected to ground the PDP on both the A and B sides.
Step 11 Verify that the incoming power is within the range of -40.5 VDC to -60 VDC before applying power.
Note The power supply has been connected correctly when the green LED is lit.
4.4.3 Install the ONS 15305 -AC 230V Power
The following procedure explains how to install ONS 15305 AC power connections.
Figure 4-6 AC 230VModule
Warning Please follow the safety precautions below when installing or removing the AC- 230V module !
Warning Before performing any of the following procedures, ensure that power is removed from the AC circuit.
Warning The plug-socket combination must be accessible at all times, because it serves as the main disconnecting device.
Caution Static electricity can damage electronic equipment. While unpacking and handling electronic modules, wear a grounding wrist strap to discharge the static buildup. Grounding wrist straps are designed to prevent equipment damage caused by static electricity. Before making the necessary interconnections, connect the grounding wrist strap.
4.4.3.1 AC 230V Module Not Installed in ONS15305
Warning If the AC Power 230 module is not installed in ONS15305, do not connect the the power cable to mains. This will cause condensators inside the module to charge. Even if the power cable is removed from an un-installed module, the discharge time will be long. Thus, touching the module will cause a hazardous discharge.
4.4.3.2 Power On
Warning Insert the AC 230V module into ONS15305 before connecting the power cable to mains.
Step 1 Insert the AC 230V module into the ONS15305 device.
Step 2 Connect the AC power cable to mains.
4.4.3.3 Power Off
Warning Do not remove the AC 230V module when the module is connected to mains. Make sure that the power cable is disconnected before removing the module.
Caution To avoid
hazardous discharge, please wait some minutes before removing the module.
Step 1 Remove the power cable from the mains.
Step 2 Please wait some minutes before removing the module, to avoid hazardous discharge
Step 3 Remove the AC 230V module if necessary.
4.5 Installation of Service Modules
This chapter describes installation procedures that are common and independent of Service module type.
For details on each Service modules see separate chapters. Interconnections and cabling are descibed in Interconnections and Cable Handling.
It is possible to freely mix the four interface modules. There are no fixed positions for specific modules.
Note Note!Due to a heat/power dissipation related to the S1.1-8-LC module, there will be a limitation of only two modules per ONS 15305 chassis. This is only related to this module.
Insertion or withdrawal of new modules does not affect the other modules. No manual configuration is needed, if a module is replaced with a module of the same type.
It is possible to protect a module by adding a redundant module in the chassis.
All modules store inventory data in non-volatile memory. The inventory data is accessible from the system controller and the management system.
All modules contain a LED that indicates the status of the module. The LED is green when the module is active. The LED is red if the module is failed. The LED is extinguished when the module is deactivated.
All modules supports hot insertion and removal. When a module shall be replaced the switch must be activated and the user must wait for the LED to extinguish before the module is removed. It is also possible to deactivate the module from the CiscoEdgeCraft terminal. A special tool, the Card Extraction Tool is needed to activate this switch.
The following Service modules are described in separate chapters:
•Octal optical S-1.1 module (S1.1-8-LC)
•Dual optical S-4.1 module (S4.1-2-LC)
•Single optical S-16.1 module (S16.1-1-LC)
•Dual optical LAN 1000Base-LX module (GigE-2-LC)
•Octal LAN 10/100Base-TX module (E100-8)
•Octal E1 tributary module (E1-8)
•Hex E3/T3 tributary module (6xE3/T3-1.0/2.3)
•High density 63xE1 module (E1-63)
•Dual optical S-1.1 module (S1.1-2-LC)
•Single optical L-16.1 module (L16.2-1-LC) (Long Haul)
•Dual optical L4.2 module (L4.2-2-LC) (Long Haul)
•Dual optical + 21xE1 module (S1.1-2-LC/E1-21)
4.5.1 LEDs
There is one status LED indicator on the front of a Service module. The following indications can be given:
Red
Module-fail. Faulty module. Module can be removed.Red indication is also given during power-up or re-booting of SYSCONT.
Green
Module In-Service.
Extinguished
Indicates that the module is Out-of-Service. Module can be removed.
Figure 4-7 Location of LED for Module Failure
A module is taken Out-of-Service by an operator shutdown-command or by activation of the shutdown button (see 1.6.3)
Note Flashing green LED on Ethernet related modules during shutdown
4.5.2 Hot Insertion and Removal
The ONS15305 service modules support hot insertion and removal. Each module contains a switch that is activated when the module is removed. A special tool, the Card Extraction Tool, must be used to activate the switch.
Figure 4-8 Switch to be Activated When the Module is Removed
When the module is replaced the switch must be activated and then the MOD FAIL LED must be extinguished before the module is removed.
Caution When activating the switch, ensure that is not pressed to far in.
It is also possible to deactivate the module from the craft terminal, CiscoEdgeCraft.
When the switch is activated, the module is disabled in SW, and the MOD FAIL LED is switched off (for modules carrying IP, the LED blinks during SW cleanup, and extinguishes afterwards).The module can now be removed. See Figure 4-9.
Figure 4-9 Card Extraction Tool
4.6 Interconnections and Cable Handling
4.6.1 Install the ONS 15305 Fiber Cable
Caution Static electricity can damage electronic equipment. While unpacking and handling electronic modules, wear a grounding wrist strap to discharge the static buildup. Grounding wrist straps are designed to prevent equipment damage caused by static electricity. Before making the necessary interconnections, connect the grounding wrist strap.
To install fiber-optic cables in the ONS 15305, connect a fiber cable with LC connector type to the transmit and receive ports of the transmission system. On a the ONS 15305 module, the transmit and receive ports are located at the connector array of the unit. The receive port is named IN and the transmit port is named OUT.
Cisco recommends that you label the transmit and receive fiber (before installation) to and from the optical transmission system at each end of the fiber span to avoid confusion with cables that are similar in appearance.
Warning Invisible laser radiation may be emitted from the end of the unterminated fiber cable or connector. Do not view directly with optical instruments. Viewing the laser output with certain optical instruments (for example, eye loupes, magnifiers, and microscopes) within a distance of 100 mm may pose an eye hazard.
Warning Invisible laser radiation may be emitted from disconnected fibers or connectors. Do not stare into beams or view directly with optical instruments.
Warning Class 1 laser product.
Connect the Fiber Cable
Step 1 Remove the dust plugs from the LC (STM-1) connectors.
Step 2 Clean and inspect the LC jumper cable connectors.
Step 3 Connect the LC module input and output to the fiber termination rack.
Step 4 Repeat Step 1 to Step 3 for protection if applicable.
Step 5 Guide the fiber through the cable ties mounted on the sides of the rack. The cable ties affix the fiber to the side of the rack to reduce the risk of fiber pinching.
4.6.2 Install the ONS 15305 Electrical Cable
Caution Static electricity can damage electronic equipment. While unpacking and handling electronic modules, wear a grounding wrist strap to discharge the static buildup. Grounding wrist straps are designed to prevent equipment damage caused by static electricity. Before making the necessary interconnections, connect the grounding wrist strap.
To install electrical connection cables in the ONS 15305, connect the electrical cable with the corresponding ports of the transmission system. On the ONS 15305 module, the electrical ports are located at the connector array of the system. All electrical cables are equipped with RJ-45 connectors. The alarm cable is equipped with a DS-9 connector. Cisco recommends that you label the electrical cable at each end before installation to avoid confusion with cables that are similar in appearance.
Caution Follow all directions and warning labels when working with electrical cables.
Connect the Electrical Cables
Step 1 Carefully connect the electrical cables to the customer specified point.
Step 2 Repeat Step 1 to for all other electrical cables.
Step 3 Guide the cables through the cable ties mounted on the sides of the rack. The cable ties are used to hold the cables to the side of the rack to reduce the risk of fiber pinching.
4.7 Initial Configuration
Both initial and further configuration steps are described in the Cisco Edge Craft User Guide. Please see Chapter 1 of this guide for instructions on how to set up the necessary communication parameters enabeling access to the element through Cisco Edge Craft over the management port. All other management features for the Cisco ONS 15305 are also described in the Cisco Edge Craft User Guide.
