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Product Number: 6015-1-PEM-DC=
This document provides an overview of and installation and replacement procedures for the Cisco 6015 DC power entry module (PEM). The DC PEM is a field-replaceable unit (FRU).
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Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment. |
This document includes the following sections:
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Note The AC/DC converter can be used only in a commercial environment. It cannot be used in an outside-plant environment. |
Figure 1 shows the location of the DC PEM in the Cisco 6015 chassis.
| 1 | NI-2 card | 5 | xDSL line cards (slots 4 to 6) |
| 2 | I/O1 module | 6 | xDSL line cards (slots 1 to 3) |
| 3 | DSL2 interface module | 7 | Fan module |
| 4 | DC PEM |
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| 1I/O = input/output 2DSL = digital subscriber line |
Figure 2 shows a close-up of the DC PEM faceplate.
| 1 | Two-position circuit breaker. The positions are Off (0) and On (1). | 4 | Extraction handle. |
| 2 | Screws to secure the DC PEM to the chassis. | 5 | LED showing the status of the DC PEM.
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| 3 | Two-pin connector to cable to the facility DC power or the AC/DC converter. | 6 | ESD grounding jack. |
Table 1 lists the specifications for the DC PEM.
| Specification | Description |
Dimensions | Height: 1.56 in. (3.96 cm) Depth: 9.875 in. (25.08 cm) Width: 3.375 in. (8.573 cm) |
Weight | 1.08 lb (0.49 kg) |
Power consumption | 20W |
Minimum software and network management requirement | Cisco IOS—Release 12.1(4)DA CDM—Release 3.2 (optional) |
Table 2 lists the tools and equipment that you need to install and remove an I/O module.
| Check | Tools and Equipment |
|---|---|
| Hardware Components and Cables |
| DC PEM. |
| AC/DC converter, optional for AC power—Part number 34-1634-01. |
| AC power receptacle for AC/DC converter, optional for AC power.
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| Equipment necessary for ESD protection—You need this equipment whenever you handle Cisco chassis, modules, and cards. |
| Tools |
| No. 1 Phillips-head or flat-head screwdriver |
| Software Components | |
Cisco IOS or CDM Note See Table 1 for minimum software and network management release requirements. |
This section describes the following areas:
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Note To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance and Safety Information for the Cisco 6015 System document that accompanied this product. |
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Caution Before you start the installation procedures, read the entire document for important information and safety warnings. |
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Caution Proper ESD protection is required whenever you handle Cisco equipment. Installation and maintenance personnel should be properly grounded by means of grounding straps to eliminate the risk of ESD damage to the equipment. Equipment is subject to ESD damage whenever it is removed from the chassis. |
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Caution If fuses are already installed in the fuse and alarm panel, remove them. You can replace the fuses after the system is installed. Do not power up the system while you install and connect the system. |
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Caution If the power connections are improperly connected and power is applied while the cards are installed, the cards and chassis could be damaged. |
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Caution It is important that the chassis cooling fans run continuously while the system is powered. |
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Caution Any card that is only partially connected to the backplane can disrupt system operation. |
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Warning This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents. |
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Warning This unit is intended for installation in restricted access areas. A restricted access area is where access can only be gained by service personnel through the use of a special tool, lock and key, or other means of security, and is controlled by the authority responsible for the location. |
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Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment. |
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Warning High performance devices on this card can get hot during operation. To remove the card, hold it by the faceplate and bottom edge. Allow the card to cool before touching any other part of it or before placing it in an antistatic bag. |
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Warning To prevent personal injury or damage to the chassis, never attempt to lift or tilt the chassis using the handles on the port adapters; these types of handles are not designed to support the weight of the unit. Lift the unit only by grasping the chassis underneath its lower edge. |
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Warning Removing I/O cards, CPU cards, fans, and power supplies can expose you to high-energy (high-amperage) circuits and possible ejection of molten metal or to the shock hazard of telephony circuit voltages. Be sure to remove all rings, watches, and other jewelry from fingers, wrists, and arms before removing panels and devices. |
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Warning Never attempt to lift the chassis with the handles on the power supplies or the switching modules. These handles are not designed to support the weight of the chassis. Using them to lift or support the chassis can result in severe damage to the equipment and serious bodily injury. |
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Warning Before opening the chassis, disconnect the telephone-network cables to avoid contact with telephone-network voltages. |
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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. |
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Warning Use extreme care when removing or installing connectors so that you do not damage them. |
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Warning Use copper conductors only. |
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Warning A readily accessible two-poled disconnect device must be incorporated in the fixed wiring. |
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Warning You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents. |
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Warning Do not reach into a vacant slot or chassis while you install or remove a card, a module, or a fan. Exposed circuitry could constitute an energy hazard. |
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Warning Blank faceplates and cover panels serve three important functions: they prevent exposure to hazardous voltages and currents inside the chassis; they contain 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. |
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Warning 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 uncertain that suitable grounding is available. |
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Warning When installing the unit, the ground connection must always be made first and disconnected last. |
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Warning This equipment needs to be grounded. Use a green and yellow 12 to 14 AWG ground wire to connect the host to earth ground during normal use. |
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Warning Incorrect connection of this or connected equipment to a general purpose outlet could result in a hazardous situation. |
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Warning Read the installation instructions before you connect the system to its power source. |
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Warning Do not work on the system or connect or disconnect cables during periods of lightning activity. |
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Warning Use caution when installing or modifying telephone lines. |
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Warning To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line cord. |
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Warning To prevent the switch from overheating, do not operate it in an area that exceeds the maximum recommended ambient temperature of 104° F (40° C). To prevent airflow restriction, allow at least 3 inches (7.6 cm) of clearance around the ventilation openings. |
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Warning Hold the PEM by the sheet-metal carrier (top and front) only. Internal components may be hot. |
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Warning The customer -48/-60V power system must provide reinforced insulation between the primary AC power and the -48/-60VDC output. |
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Warning Secure all power cabling when installing this unit to avoid disturbing field-wiring connections. |
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Warning Before working on a system that has an on/off switch, turn OFF the power and unplug the power cord. |
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Warning This equipment will be inoperable when main power fails. |
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Warning The power supply circuitry for the equipment can constitute an energy hazard. Before you install or replace the equipment, remove all jewelry (including rings, necklaces, and watches). Metal objects can come into contact with exposed power supply wiring or circuitry inside the equipment. This could cause the metal objects to heat up and cause serious burns or weld the metal object to the equipment. |
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Warning Before working on a chassis or working near power supplies, unplug the power cord on AC units; disconnect the power at the circuit breaker on DC units. |
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Warning Do not touch the power supply when the power cord is connected. For systems with a power switch, line voltages are present within the power supply even when the power switch is off and the power cord is connected. For systems without a power switch, line voltages are present within the power supply when the power cord is connected. |
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Warning Ultimate disposal of this product should be handled according to all national laws and regulations. |
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Warning This chassis must be installed in a rack that is secured to the building structure. |
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Warning Make sure that your equipment rack is properly ventilated. |
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Warning Connect the unit only to a DC power source that complies with the Safety Extra-Low Voltage (SELV) requirements in IEC 60950 based safety standards. |
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Warning This equipment is to be installed and maintained by service personnel only as defined by AS/NZS 3260 Clause 1.2.14.3 Service Personnel. |
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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. |
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Warning Care must be given to connecting units to the supply circuit so that wiring is not overloaded. |
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Warning The telecommunications lines must be disconnected 1) before unplugging the main power connector or 2) while the housing is open. |
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Warning Never install telephone jacks in wet locations unless the jack is specifically designed for wet locations. |
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Warning Do not use a telephone to report a gas leak in the vicinity of the leak. |
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Warning Avoid using a telephone (other than a cordless type) during an electrical storm. There may be a remote risk of electric shock from lightning. |
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Warning Hazardous network voltages are present in WAN ports regardless of whether power to the router is OFF or ON. To avoid electric shock, use caution when working near WAN ports. When detaching cables, detach the end away from the router first. |
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Warning To reduce the risk of electric shock when servicing any individual unit, disconnect the power cord or cords that connect the unit to the AC powerstrip or DC busbar. When working with a DC system, remove the busbar connector before working on a device. Exposed live voltages are present at the device end; exposure to these may cause injury. |
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Warning A voltage mismatch can cause equipment damage and may pose a fire hazard. If the voltage indicated on the label is different from the power outlet voltage, do not connect the chassis to that receptacle. |
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Warning Do not use this product near water; for example, near a bath tub, wash bowl, kitchen sink or laundry tub, in a wet basement, or near a swimming pool. |
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Warning Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface. |
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Warning During line card installation, 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 shock yourself. |
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Warning An exposed wire lead from a DC-input power source can conduct harmful levels of electricity. Be sure that no exposed portion of the DC-input power source wire extends from the terminal block plug. |
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Warning This equipment is intended to be grounded. Ensure that the host is connected to earth ground during normal use. |
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Warning Metal objects heat up when connected to power and ground, and can cause serious burns. |
This section covers the following topics:
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Caution Any module that is only partially connected to the backplane can disrupt system operation. |
The DC PEM is an FRU; however, it is not hot swappable. If you remove the DC PEM, service is interrupted for the entire system until you replace the DC PEM.
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Caution Only a trained technician should install and remove the DC PEM. |
There is an ESD grounding jack that is located on the DC PEM, as shown in Figure 2.
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Tip Use the ESD grounding jack on the fan module for all maintenance except when you are removing the fan module. Use the ESD grounding jack on the DC PEM when you are removing the fan module. |
Follow these guidelines to prevent ESD damage:
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Caution Periodically check the resistance value of the antistatic strap. Ensure that the measurement is between 1 and 10 megohms. |
The following sections describe how to remove or install a DC PEM.
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Caution Proper ESD protection is required whenever you handle Cisco equipment. Installation and maintenance personnel should be properly grounded by means of grounding straps to eliminate the risk of ESD damage to the equipment. Equipment is subject to ESD damage whenever it is removed from the chassis. |
Complete the following steps to remove the DC PEM from the Cisco 6015 chassis:
Step 2 Set the circuit breaker on the DC PEM to the OFF (0) position.
Step 3 Unplug the power cord from the wall outlet, if you are using AC power.
Step 4 Remove the fuses from the fuse and alarm panel, if you are using DC power.
Step 5 Disconnect the cable that runs from either the fuse and alarm panel or the AC/DC converter to the DC PEM.
Step 6 Use a flat-head or Phillips-head screwdriver to unscrew the two screws that hold the DC PEM to the Cisco 6015 chassis
Step 7 Hold the extraction handle on the front of the module and carefully slide the module out of the slot.
See the "Installing the DC PEM" section for DC PEM installation procedures.
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Note If you are using AC power and the power cord is plugged in to the wall outlet, unplug it. If you are using DC power and the fuses are installed in the fuse and alarm panel, remove them. You can replace the fuses after the system is installed and connected. The fuse and alarm panel is not provided by Cisco. |
Complete the following steps to install the DC PEM in the Cisco 6015 chassis:
Step 2 Verify that the circuit breaker on the DC PEM is set to the OFF (0) position.
Step 3 Horizontally align the module edges with the module guides at the right and left of the slot in the Cisco 6015.
Figure 3 shows the DC PEM installation.
Step 4 Hold the extraction handle on the front of the module and gently apply pressure while carefully pushing the module into the slot.
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Note Forcefully inserting the DC PEM in the slot could cause damage to the EMI gasketing located on the top of the faceplate. |
Step 5 Push on the faceplate of the module to fully seat the module.
Step 6 Use a flat-head or Phillips-head screwdriver to attach the two screws to the Cisco 6015 chassis.
Step 7 If you are using AC power, connect the DC PEM to the AC/DC converter.
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Note Refer to the Cisco 6015 Hardware Installation Guide for AC/DC converter installation procedures. |
a. Attach one end of the DC power cable (part number 72-2178-01) to the DC PEM, as shown in Figure 4.
b. Attach the other end of the cable to the AC/DC converter, as shown in Figure 4.
c. Attach the AC power receptacle to the AC/DC converter.
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Caution If the power connections are improperly connected and power is applied while the cards are installed, the cards and chassis could be damaged. |
Step 8 If you are using DC power, connect the DC PEM to the fuse and alarm panel.
a. Attach one end of the DC PEM power cable (part number 72-2223-01) to the DC PEM, as shown in Figure 5.
b. Attach the red wire coming from the DC PEM to a fuse and alarm panel POS (positive) DC connector, as shown in Figure 5.
c. Attach the black wire coming from the DC PEM to a fuse and alarm panel NEG (negative) DC connector, as shown in Figure 5.
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Note Connect each Cisco 6015 system component to a separate fuse. Do not power the components in the rack by chaining them together. Refer to the Cisco 6015 Hardware Installation Guide for the calculation tables used to determine the typical power requirement that is necessary to operate each Cisco 6015 component in your configuration type as well as the entire Cisco 6015 system. |
Step 9 Plug the AC power cord into the wall outlet or reinsert the fuses in the fuse and alarm panel.
Step 10 Set the circuit breaker on the DC PEM to the ON (1) position.
Step 11 Verify that the DC PEM is operational by locating the LEDs on the front of the DC PEM. If the LED is
The DC PEM has the same standards as the Cisco 6015 system, as shown in Table 3.
| Area of Compliance | Compliance Standard |
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Product Safety | UL 1950, 3rd Edition, EN 60950, AS/NZS 3260, IEC 950, |
Emissions | CISPR22, EN55022, AS/ANS 3548, ICES-003, VCCI, BSMI (CNS 13438) |
Immunity | EN61000-4-2, 3, 4, 5 and 6 / IEC-61000-4-2, 3, 4, 5 and 6; |
NEBS | Bellcore GR-63-CORE, GR-1089-CORE, SR-3590 Level 3 |
Telecom | FCC Part 68, CS-03, ACA TS 016: 1997, CTR 12 97/520/EC |
ETSI | 300-386-1, 300-386-2, 300-019 |
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