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Troubleshooting
Related Manuals for Dell PowerConnect B-FCX624
Summary of Contents for Dell PowerConnect B-FCX624
- Page 1 53-1002267-01 18 March 2011 PowerConnect B-FCX Switch Hardware Installation Guide...
- Page 2 Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo,, Dell OpenManage , and PowerConnect are trademarks of Dell Inc.; Microsoft, Windows, and Windows Server are either trademarks or registered trademarks of Microsoft Corporation in the United States and/ or other countries.
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Page 3: Table Of Contents
Contacting Dell........ - Page 4 Installing or replacing fan trays on PowerConnect B-FCX624 and PowerConnect B-FCX648 devices ......28 Installing an optional module on PowerConnect B-FCX624s or PowerConnect B-FCX648s devices .
- Page 5 Chapter 5 Hardware Specifications Hardware specifications ........57 Physical dimensions and weight .
- Page 6 PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
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Page 7: About This Document
This document is designed for system administrators with a working knowledge of Layer 2 and Layer 3 switching and routing. If you are using a Dell Layer 3 Switch, you should be familiar with the following protocols if applicable to your network – IP, RIP, OSPF, BGP, ISIS, IGMP, PIM, DVMRP, and VRRP. -
Page 8: Command Syntax Conventions
Safety labels are also attached directly to products to warn of these conditions or situations. Related publications The following Dell documents supplement the information in this guide: • PowerConnect B-FCX Series Configuration Guide - Provides configuration procedures, including configuration information for enterprise routing protocols. -
Page 9: Getting Technical Help Or Reporting Errors
Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your area. To contact Dell for sales, technical support, or customer service issues: 1. - Page 10 PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
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Page 11: Product Overview
10 Gbps Ethernet XFP module. • The PowerConnect B-FCX624-E switch has twenty four 10/100/1000 Mbps RJ45 ports plus four Combo 1 Gbps ports. The device has two management interfaces on the front panel, a DB9 serial port (Console) and an RJ45 port (Out-of-band Management Interface). - Page 12 3. FIGURE 1 PowerConnect B-FCX624s front panel Slot 3 FIGURE 2 PowerConnect B-FCX648s front panel FIGURE 3 PowerConnect B-FCX624s and PowerConnect B-FCX648s rear panel FIGURE 4 PowerConnect B-FCX624-E and PowerConnect B-FCX624-I front panel PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
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Page 13: Control Features
PowerConnect B-FCX648-I rear panels CAUTION For the PowerConnect B-FCX624-E, PowerConnect B-FCX624-I, PowerConnect B-FCX648-E , and PowerConnect B-FCX648-I devices, be sure that the airflow direction of the power supply unit matches that of the installed resiliant quad-fan fan tray. The power supplies and fan trays are clearly labeled with either a green arrow with an “E”, or an orange arrow with an “I”... - Page 14 100/1000 Mbps ports with mini-GBIC slots for SFP MSA-compliant fiber transceivers • Optional 2-port 10Gbps Ethernet XFP module • CX4 stacking ports Network interfaces for PowerConnect B-FCX624 and PowerConnect B-FCX648 PowerConnect B-FCX devices contain the following interfaces: • 10/100/1000 ports with RJ45 copper connectors •...
- Page 15 Hardware features NOTE PowerConnect B-FCX624 and PowerConnect B-FCX648 devices do not ship with SFP ports. You must install the optional SFP or SFP+ module for SFP support. Slot designations Table 2 lists the slot designations for PowerConnect B-FCX models. TABLE 2...
- Page 16 Hardware features SFP interfaces Table 3 describes the network interfaces supported on PowerConnect B-FCX devices. TABLE 3 SFP network interfaces Interface Show Media Description Description 1000Base-BX-D M-GBXD 1000Base-BXD SFP optic SMF, transmits at 1490nm and receives at 1310nm, LC connector, single strand SMF fiber.
- Page 17 Optional Four-port 1 Gbps SFP and 10 Gbps SFP+ modules The PowerConnect B-FCX624 and PowerConnect B-FCX648 devices include a slot on the front panel for a four-port 1 Gbps SFP module, or a four-port 10 Gbps SFP+ module. The 1 Gbps SFP module operates at 1 Gbps full duplex, and the 10 Gbps SFP+ module operates at 10 Gbps full duplex.
- Page 18 Requires latch-style receptacle or SFF-8470 plug NOTE PowerConnect B-FCX624-E, PowerConnect B-FCX624-I, PowerConnect B-FCX648-E, and PowerConnect B-FCX648-I devices can be added to a stack using the first two ports on a four-port 10 Gbps SFP+ module (optional) using standard duplex LC cables.
- Page 19 Hardware features FIGURE 10 Port status LEDs Slot 3 1, 2 Port status LEDs TABLE 7 Port status LEDs Condition Status Ethernet On/Flashing Green The port has established a valid link at 1000 Mbps. Flashing (1~24/48) indicates the port is transmitting and receiving user packets. Link or On/Flashing Amber The port has established a valid link at 10 or 100 Mbps.
- Page 20 Hardware features TABLE 8 System status LEDs Condition Status Green Power supply is operating normally. Amber Power supply fault. (Power Supply Power off or failure. Status) Diag Flashing Green System self-diagnostic test in progress. (Diagnostic) Green System self-diagnostic test successfully completed. Amber System self-diagnostic test has detected a fault.
- Page 21 Failure DC OK Port, system, and power status LEDs for PowerConnect B-FCX624 and PowerConnect B-FCX648 PowerConnect B-FCX switches include a display panel for key system and port indicators that simplifies installation and network troubleshooting. The LEDs, which are located on the front panel for easy viewing, are shown below and described in the following tables.
- Page 22 Hardware features TABLE 11 Port status LEDs (Continued) Condition Status On/Flashing Green The SFP port has established a valid 100/1000 Mbps link. (1F~4F) Flashing indicates the port is transmitting and receiving user packets. Link or Activity A link is not established with a remote port. SFP+ On/Flashing Green The SFP+ port has established a valid 10 Gbps link.
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Page 23: Power Supplies
Power supplies The device has two power receptacles on the rear panel. Each device ships with one power supply installed. PowerConnect B-FCX624s, PowerConnect B-FCX648s, PowerConnect B-FCX624, and PowerConnect B-FCX648 devices use a 210W PSU. PowerConnect B-FCX Switch Hardware Installation Guide... - Page 24 PowerConnect B-FCX624s and PowerConnect B-FCX648s AC power supply receptacle AC power receptacle FIGURE 17 PowerConnect B-FCX624 and PowerConnect B-FCX648 AC power supply receptacle AC power receptacle Power supply unit operation When only one PSU is installed, both "AC OK" and "DC OK" LEDs on the installed PSU must be green for the PowerConnect B-FCX device to function normally.
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Page 25: Installing The Powerconnect B-Fcx Switch
Chapter Installing the PowerConnect B-FCX Switch CAUTION The procedures in this manual are intended for qualified service personnel. CAUTION Before beginning the installation, see the precautions in “Power precautions” on page 17. Unpacking the device PowerConnect B-FCX devices ship with all of the items listed below. Verify the contents of your shipping container. -
Page 26: Installation Tasks
24 a nearby power source that adheres to the regulatory requirements outlined in this manual. Attach a terminal or PC to the Dell device. This will enable “Attaching a PC or terminal” on page 25 you to configure the device through the Command Line Interface (CLI). -
Page 27: General Precautions
Installation precautions General precautions CAUTION All fiber-optic interfaces use Class 1 lasers. CAUTION Do not install the device in an environment where the operating ambient temperature might exceed 40 C (104 F). CAUTION Make sure the air flow around the front and sides of the device is not restricted. CAUTION Never leave tools inside the device. -
Page 28: Preparing The Installation Site
Preparing the installation site CAUTION Ensure that the device does not overload the power circuits, wiring, and over-current protection. To determine the possibility of overloading the supply circuits, add the ampere (amp) ratings of all devices installed on the same circuit as the device. Compare this total with the rating limit for the circuit. -
Page 29: Installing The Device
As with any equipment, a filter or surge suppressor is recommended. Installing the device You can install Dell devices on a desktop or in an equipment rack, use appropriate retainer nuts and screws provided. CAUTION Make sure the rack or cabinet housing the device is adequately secured to prevent it from becoming unstable or falling over. -
Page 30: Rack Mount Installation
You need a #2 Phillips screwdriver for installation. NOTE For additional support for the stack of switches, refer to the Dell 1U shelf, Dell part number-G118R, which is ordered separately. Before mounting the switch in a rack, pay particular attention to the following factors: •... -
Page 31: Connecting Devices In A Stack
Preparing the installation site FIGURE 20 Attaching the brackets for PowerConnect B-FCX624 and PowerConnect B-FCX648 3. Install retainer nuts into the non-threaded holes. And use 10-32 screws to fasten brackets into the rack. Attach the device in the rack as illustrated in... - Page 32 Preparing the installation site In a linear stack topology there is a single stack cable connection between each switch that carries two-way communications across the stack. In ring stack topology, an extra cable is connected between the top and bottom switches forming a “ring” or “closed-loop.” The closed-loop cable provides a redundant path for the stack link, so if one link fails, stack communications can be maintained.
- Page 33 PowerConnect B-FCX device. For more information, see the FastIron Configuration Guide. You can form a stack containing up to eight PowerConnect B-FCX624 and PowerConnect B-FCX648 units. To connect switches in a stack, perform the following steps: 1. Plug one end of an LC-LC MM Fiber cable into one of the SFP+ stacking ports of the top unit.
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Page 34: Powering On The System
Powering on the system FIGURE 24 Connecting PowerConnect B-FCX624-E and PowerConnect B-FCX648-E devices in a ring stack topology FIGURE 25 Connecting PowerConnect B-FCX624-E and PowerConnect B-FCX648-E devices in a mixed stack with an PowerConnect B-FCX624s device FastIron FCX648S Powering on the system After you complete the physical installation, you can power on the system. -
Page 35: Attaching A Pc Or Terminal
Flow control: None The EIA or TIA 232 serial communication port serves as a connection point for management by a PC or SNMP workstation. Dell devices come with a standard male DB-9 connector, shown in Figure PowerConnect B-FCX Switch Hardware Installation Guide... -
Page 36: Wiring Map For Serial Cable
Installing and replacing a power supply unit CAUTION For the PowerConnect B-FCX624 and PowerConnect B-FCX648 devices,be sure that the airflow direction of the power supply unit matches that of the installed fan tray. The power supplies and fan trays are clearly labeled with either a green arrow with an “E”, or an orange arrow with an “I”... - Page 37 2. Before opening the package that contains the PSU, touch the bag to the switch casing to discharge any potential static electricity. Dell recommends using an ESD wrist strap during installation. 3. Remove the PSU from the anti-static shielded bag.
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Page 38: Installing Or Replacing Fan Trays On Powerconnect B-Fcx624S And Powerconnect B-Fcx648S Devices
PowerConnect B-FCX648 devices CAUTION For PowerConnect B-FCX624 and PowerConnect B-FCX648 devices, be sure that the airflow direction of the power supply unit matches that of the installed fan tray. The power supplies and fan trays are clearly labeled with either a green arrow with an “E”, or an orange arrow with an “I”... - Page 39 Installing or replacing fan trays on PowerConnect B-FCX624 and PowerConnect B-FCX648 devices FIGURE 29 Installing a fan tray on a PowerConnect B-FCX624-E, PowerConnect B-FCX624-I, PowerConnect B-FCX648-E, and PowerConnect B-FCX648-I device Fan trays are hot-swappable. Perform the following steps to install a fan tray in the switch.
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Page 40: Installing An Optional Module On Powerconnect B-Fcx624S Or Powerconnect B-Fcx648S Devices
Installing an optional module on PowerConnect B-FCX624s or PowerConnect B-FCX648s devices Installing an optional module on PowerConnect B-FCX624s or PowerConnect B-FCX648s devices FIGURE 30 Installing an optional module PowerConnect B-FCX624s and PowerConnect B-FCX648s switches support an optional two-port 10 Gbps Ethernet XFP module. Perform these steps to install an optional module. -
Page 41: Installing An Optional Module In Powerconnect B-Fcx624 And Powerconnect B-Fcx648 Devices
Installing an optional module in PowerConnect B-FCX624 and PowerConnect B-FCX648 devices Installing an optional module in PowerConnect B-FCX624 and PowerConnect B-FCX648 devices PowerConnect B-FCX624 and PowerConnect B-FCX648 switches support an optional four-port 1 Gbps SFP module or four-port 10 Gbps SFP+ module. The 10 Gbps SFP+ module allows you to use your device in a stack. - Page 42 Installing an optional module in PowerConnect B-FCX624 and PowerConnect B-FCX648 devices CAUTION If you do not install a module in a slot, you must keep the slot panel in place. If you run the device with an uncovered slot, the system will overheat.
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Page 43: Checking Network Devices And Testing Connectivity
CAUTION The procedures in this manual are for qualified service personnel. Assigning permanent passwords By default, the CLI is not protected by passwords. To secure CLI access, Dell strongly recommends assigning passwords. See the PowerConnect B-FCX Series Configuration Guide. NOTE You cannot assign a password using the Web Management Interface. -
Page 44: Setting Passwords
Recovery from a lost password requires direct access to the serial port and a system reset. Use the following procedure to recover from a lost password. 1. Start a CLI session over the serial interface to the Dell device. 2. Reboot the device. -
Page 45: Configuring Ip Addresses
You must configure at least one IP address using the serial connection to the CLI before you can manage the system using the other management interfaces. Dell devices support both classical IP network masks (Class A, B, and C subnet masks, and so on) and Classless Interdomain Routing (CIDR) network prefix masks. -
Page 46: Devices Running Layer 3 Software
Configuring IP addresses Syntax: [no] ip address <ip-addr> <ip-mask> Syntax: [no] ip address <ip-addr>/<mask-bits> Syntax: ip default-gateway <ip-addr> Devices running Layer 3 software Before attaching equipment to a Layer 3 Switch, you must assign an interface IP address to the subnet on which the router will be located. - Page 47 VLAN. Instead, you must configure the parameters on the virtual routing interface itself. Dell devices support both classical IP network masks (Class A, B, and C subnet masks, and so on) and Classless Interdomain Routing (CIDR) network prefix masks.
- Page 48 Configuring IP addresses You can add up to 24 IP addresses to each loopback interface. NOTE If you configure the Dellswitch to use a loopback interface to communicate with a BGP4 neighbor, you must also configure a loopback interface on the neighbor and configure the neighbor to use that loopback interface to communicate with theDell switch.
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Page 49: Connecting Network Devices
To delete all IP addresses from an interface, enter the following command: PowerConnect(config-if-1/1/1)# no ip address * Syntax: no ip address <ip-addr> | * Connecting network devices Dell devices support connections to other vendors’ routers, switches, and hubs, as well other Dell devices. Connectors. For port pinouts, refer to “Pinouts and signalling”... -
Page 50: Connecting To Workstations, Servers, Or Routers
Configuring IP addresses FIGURE 33 Straight-through cable 10/100BASE-TX Straight-through Cable White/Orange Stripe Orange White/Green Stripe End A End B Blue White/Blue Stripe Green White/Brown Stripe Brown Connecting to workstations, servers, or routers Straight-through UTP cabling is required for direct UTP attachment to workstations, servers, or routers using network interface cards (NICs). - Page 51 10 Gigabit Optic Distance Supported for stacking 10GBase-SR 300m 10GBase-LR 10km 10GBase-ER 40km TABLE 18 Supported SFP transceivers for PowerConnect B-FCX624 and PowerConnect B-FCX648 10 Gigabit Optic Distance Supported for stacking 10GSFPP-SR 300m 10GSFPP-LR 10km Installing a transceiver You can install a new transceiver in an XFP, SFP, or SFP+ slot while the device is powered on and running.
- Page 52 1. Remove the protective covering from the fiber-optic port connectors and store the covering for future use. 2. Before cabling a fiber optic transceiver, Dell strongly recommends cleaning the cable connectors and the port connectors. For more information, refer to “Cleaning the fiber optic...
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Page 53: Testing Connectivity
Testing connectivity Cleaning the fiber optic connectors To avoid problems with the connection between the fiber optic transceiver (SFP, SFP+, or mini-GBIC) and the fiber cable connectors. When not using an SFP connector, make sure to keep the protective covering in place. Testing connectivity Test for connectivity by observing the LEDs related to network connection. - Page 54 Verify that the transmit port on the Dell device is connected to the receive port on the other network device, and that the receive port on the Dell device is connected to the transmit port on the other network device. If you are...
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Page 55: Tracing A Route
If a problem persists after taking these actions, contact Dell Technical Support. Tracing a route To determine the path through which a Dell device can reach another device, enter a command similar to the following at any level of the CLI on the device. -
Page 56: Using Virtual Cable Testing To Diagnose A Cable
If the remote pair is set to forced 100 Mbps, any change in MDI or MDIX may cause the device to interpret the Multilevel Threshold-3 (MLT-3) as a reflected pulse, in which case, the device will report a faulty condition. In this case, Dell recommends that you run the TDR test a few times for accurate results. -
Page 57: Digital Optical Monitoring
Troubleshooting network connections The output from this command appears below. PowerConnect# show cable-diag tdr 1/1/1 Port Speed Local pair Pair Length Remote pair Pair status --------- ----- ---------- ----------- ----------- ----------- 1/1/1 1000M Pair A <50M Pair B Terminated Pair B <50M Pair A Terminated... - Page 58 Troubleshooting network connections PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
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Page 59: Managing The Powerconnect B-Fcx Hardware
Chapter Managing the PowerConnect B-FCX Hardware CAUTION The procedures in this manual are for qualified service personnel. Managing temperature settings This section describes how to display temperature settings on the device and how to change the temperature warning and shutdown levels. Using the temperature sensor The device ships with three built-in temperature sensors that cause the device to generate a Syslog message and SNMP trap if the temperature exceeds a specified warning level or shutdown level. - Page 60 Managing temperature settings Warning level..: 80.0 deg-C Shutdown level..: 90.0 deg-C CPU Temperature Readings: Current temperature : 49.0 deg-C Boot Prom MAC : 0012.f2d4.69c0 Management MAC: 0012.f2d4.69c0 Syntax: show chassis Displaying Syslog messages for temperature The software sends a Syslog message and an SNMP trap if the temperature crosses the warning or shutdown thresholds.
- Page 61 Managing temperature settings PowerConnect# temperature temperature temperature sensor commands PowerConnect# temperature warning warning Temperature at which the module sends a warning PowerConnect# temperature warning DECIMAL Stack Number PowerConnect# temperature warning 1 87 PowerConnect# show chassis The stack unit 1 chassis info: Power supply 1 (NA - AC - Regular) present, status ok Power supply 2 not present Fan ok, speed (auto): [[1]]<->2<->3...
- Page 62 Managing temperature settings To change the temperature at which the PowerConnect B-FCX sends a warning, you must change the fan speed threshold. To view the current temperature thresholds, enter the show chassis command: PowerConnect# show chassis The stack unit 1 chassis info: Power supply 1 (NA-AC-Regular)present, status ok Power supply 2 not present Fan ok, speed (auto): 1<->[[2]]<->3...
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Page 63: Removing Mac Address Entries
Displaying PowerConnect B-FCX CPU usage Changing the temperature polling interval The software reads the temperature sensor and polls other hardware sensors according to the value set for the poll time, which is 60 seconds by default. You can change the poll time using the CLI. -
Page 64: Hardware Maintenance Schedule
Hardware maintenance schedule Hardware maintenance schedule PowerConnect B-FCX switch hardware components require minimal maintenance. Dell recommends cleaning the fiber-optic connectors on a fiber-optic port and the connected fiber cable each time you disconnect the cable. You can replace the copper and fiber optic modules (SFPs or mini-GBICs). -
Page 65: Cabling A Fiber Optic Module
Replacing a copper or fiber optic module FIGURE 36 Unlocking the bail latch Bail Latch FIGURE 37 Removing the bail latch NOTE The bail latch may be attached to either the top or the bottom of the mini-GBIC. 4. Grasp the bail latch and pull the copper or fiber optic module out of the port. FIGURE 38 Remove fiber optic module 5. - Page 66 Replacing a copper or fiber optic module PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
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Page 67: Hardware Specifications
Chapter Hardware Specifications Hardware specifications This chapter provides the hardware specifications for PowerConnect B-FCX devices. Physical dimensions and weight Table 21 lists the physical dimensions and weight for the PowerConnect B-FCX devices. TABLE 21 Physical dimensions and weight Model Height Width Depth Weight... -
Page 68: Cooling System And Fans
Operating noise is based on the ISO 7779 standard. Figure 39 shows the airflow for the PowerConnect B-FCX624s and PowerConnect B-FCX648s models. Figure 40 shows airflow for PowerConnect B-FCX624-E and PowerConnect B-FCX648-E devices and Figure 41 shows airflow for PowerConnect B-FCX624-I and PowerConnect B-FCX648-I devices. - Page 69 Hardware specifications FIGURE 39 PowerConnect B-FCX624s and PowerConnect B-FCX648s device airflow 1 Air Inflow 2 Air outlet FIGURE 40 PowerConnect B-FCX624-E and PowerConnect B-FCX648-E device airflow 1 Air Inflow 2 Air outlet PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
- Page 70 Hardware specifications FIGURE 41 PowerConnect B-FCX624-I and PowerConnect B-FCX648-I device airflow 1 Air Inflow 2 Air outlet For a complete list of regulatory compliances refer to “Regulatory compliance” on page 69. PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
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Page 71: Pinouts And Signalling
Hardware specifications Pinouts and signalling This section describes the pinout diagrams for the DB-9 connector and RJ45 port jacks. Serial (Console) port pinouts The Console port is a standard male DB-9 connector, as shown in Figure 42. FIGURE 42 Serial port pinouts Most PC serial ports require a cable with a female DB-9 connector. -
Page 72: Cable Specifications
NOTE Cable installation and network configuration will affect overall transmission capability. The numbers provided below represent the accepted recommendations of the various standards. For network-specific recommendations, consult your local Dell reseller or system engineer. TABLE 24 Cable length summary Cable Type... -
Page 73: Power Cords
Hardware specifications TABLE 24 Cable length summary (Continued) Cable Type Connector Type Core Diameter Modal Bandwidth Range (meters) (microns) (MHz*km) or Wavelength (nm) 1000Base-T Copper RJ-45 jack for standard up to 100 meters unshielded twisted pair (UTP or Category 5) 100Base-BX-U LC connector for SFP module 1310/1490... - Page 74 Hardware specifications PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
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Page 75: Chapter 6 Troubleshooting
Chapter Troubleshooting Diagnosing switch indicators TABLE 26 Troubleshooting chart Symptom Action • Power LED is Off Internal power supply is disconnected. • Check connections between the switch, the power cord, and the wall outlet. • Contact Technical Support. Power LED is Amber Internal power supply has failed. -
Page 76: In-Band Access
Diagnosing switch indicators In-band access You can access the management agent in the switch from anywhere within the attached network using Telnet, a Web browser, or other network management software. However, you must first configure the switch with a valid IP address, subnet mask, and default gateway. If you have trouble establishing a link to the management agent, check to see if you have a valid network connection. -
Page 77: Regulatory Statements
CAUTION Changes or modifications made to this device which are not expressly approved by Dell could void the user’s authority to operate the equipment. -
Page 78: Japan Power Cord
Japan power cord English translation of above statement This is Class A product based on the standard of the Voluntary Control Council For Interference by Information Technology Equipment (VCCI). If this equipment is used in a domestic environment, radio disturbance may arise. When such trouble occurs, the user may be required to take corrective actions. -
Page 79: Regulatory Compliance
Regulatory compliance English translation of above statement Certificate of Conformity in "Certification System in the field of telecommunications" # ОС-2-СПД-0560, validity from the 29 of October 2009 to the 29 of October 2012. Regulatory compliance Table 27 lists the Electromagnetic Compatibility (EMC), Immunity standards, and safety agency approvals for the PowerConnect B-FCX family of switches. - Page 80 Regulatory compliance PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...
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Page 81: Cautions And Danger Notices
Appendix Cautions and Danger Notices Cautions A caution calls your attention to a possible hazard that can damage equipment. “Vorsicht” weist auf die Gefahr einer möglichen Beschädigung des Gerätes in. Une mise en garde attire votre attention sur un risque possible d'endommagement de l'équipement. - Page 82 Cautions CAUTION Ensure that the device does not overload the power circuits, wiring, and over-current protection. To determine the possibility of overloading the supply circuits, add the ampere (amp) ratings of all devices installed on the same circuit as the device. Compare this total with the rating limit for the circuit.
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Page 83: Danger Notices
Danger notices CAUTION Never leave tools inside the chassis. VORSICHT Lassen Sie keine Werkzeuge im Chassis zurück. MISE EN GARDE Ne laissez jamais d'outils à l'intérieur du châssis. PRECAUCIÓN No deje nunca herramientas en el interior del chasis. CAUTION Changes or modifications made to this device that are not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. - Page 84 Danger notices Una señal de peligro le llama la atención sobre cualquier posible peligro que pueda ocasionar daños personales o la muerte. A continuación se dan las advertencias utilizadas en este manual. DANGER The procedures in this manual are for qualified service personnel. GEFAHR Die Verfahren in diesem Handbuch sind nur für qualifiziertes Wartungspersonal gedacht.
- Page 85 Danger notices DANGER Disconnect the power cord from all power sources to completely remove power from the device. GEFAHR Ziehen Sie das Stromkabel aus allen Stromquellen, um sicherzustellen, dass dem Gerät kein Strom zugeführt wird. DANGER Débranchez le cordon d'alimentation de toutes les sources d'alimentation pour couper complètement l'alimentation du dispositif.
- Page 86 Danger notices PowerConnect B-FCX Switch Hardware Installation Guide 53-1002267-01...