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Cisco Systems CGS252016S8PC manual

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  • Page 1

    Americas Headquarters Cisco Systems, In c. 170 West Tasman Drive San Jose, CA 951 34-1706 USA http://www.ci sco.com Tel: 408 526-4000 800 553-NETS (638 7) Fax: 408 527-0883 Cisco CGS 2520 Hardw are Installation Guide August 20 1 1 Text Part Number: 78 -19377-02[...]

  • Page 2

    THE SPECIFICATION S AND INFORMATION REGARDING TH E PRODUCTS IN THIS MANUAL ARE SUBJECT T O CHANGE WITH OUT NOTICE. ALL STATEMENTS , INFORMATION , AND RECOMMEN DATIONS IN THIS MANUAL ARE BELIEVED TO BE ACCURATE BUT ARE PRESEN TED WITHOUT WARRANTY OF ANY KIND, EX PRESS OR IMPLIED. USERS MUST TAKE FULL RESPO NSIBILITY FOR THEIR APPLICAT ION OF ANY PRO[...]

  • Page 3

    iii Cisco CGS 2520 Hardware Installation Guide 78-19377-02 CONTENTS Preface vii Related Publica tions i-viii Obtaining Documentation and Submitting a Serv ice Request i-viii CHAPTER 1 Product Overview 1-1 Switch Mode ls 1-1 Cable Side 1-2 10/100 Fast Etherne t Ports 1-3 PoE Ports 1-3 Dual-Purpose Ports 1-4 SFP Modules 1-4 SFP Module Patch Cable 1-5[...]

  • Page 4

    Contents iv Cisco CGS 2520 Hardware Installation Guide 78-19377-02 CHAPTER 2 Switch Installation 2-1 Warnings 2-1 Installation Guidelines 2-3 Verifying Switch Operation 2-3 Installing the Switch 2-4 Mounting into a Rack 2-4 .Mounting Brackets 2-4 Attaching Brackets fo r 19-Inch Racks 2-5 Attaching Brac kets for 19-Inch Racks (I P-30 Compliance) 2-7[...]

  • Page 5

    Contents v Cisco CGS 2520 Hardware Installation Guide 78-19377-02 CHAPTER 4 Troubleshooting 4-1 Diagnosing Problems 4-1 Switch POST Re sults 4-1 Switch LEDs 4-1 Switch Connections 4-2 Bad or Damaged Ca ble 4-2 Ethernet and Fib er-Optic Cables 4-2 Link Status 4-2 10/100 and 10/100/1000 Po rt Connections 4-2 10/100 PoE Port Connectio ns 4-3 SFP Modul[...]

  • Page 6

    Contents vi Cisco CGS 2520 Hardware Installation Guide 78-19377-02 RJ-45 Console Port C-1 USB Console Port C-3 Installing the Cisco Microsoft Windows USB Device Drivers C-4 Installing the Cisco Microsoft Windows XP USB Driver C-4 Installing the Cisco Microsoft Windows 2000 USB Driver C-4 Installing the Cisco Microsoft Windows Vista USB Driver C-5 U[...]

  • Page 7

    vii Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Preface This guide descri bes the hardware features of the Cisco Connected Grid Switch (CGS) 2520 . It describes the physical and perf ormance characteristics of the switch, e xplains ho w to install it, and provides troubleshooting i nformation. This guide does n ot describe system message[...]

  • Page 8

    viii Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Preface Related Publications Related Publications http://www .cisco.co m/go/cgs2520_docs Note Before installing, conf iguring, or upgrading th e switch, see the rele ase notes on Cisco.com for the latest information. • Release Notes for the Cisco CGS 25 20 • Cisco CGS 2520 Getting Star[...]

  • Page 9

    CH A P T E R 1-1 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 1 Product Overview The Cisco CGS 2520 switches, also referred to as the switch , are Ethernet switches that you can connect dev ices such as Intelligen t Electronic De vices (IEDs), distributed c ontrol lers, substati on routers, Cisco IP Phones, Cisco W irel ess Access Points,[...]

  • Page 10

    1-2 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Produ ct Overview Cable Side Cable Side The 10/100 F ast Ethernet do wnlink ports in Figure 1-1 are grouped in pairs. The first member of the pair (port 1) is above the second member (port 2) on the left. Port 3 is abo ve port 4, and so on. The dual-purpose ports are num bered 1 a[...]

  • Page 11

    1-3 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Product Over view Cable Side Figur e 1 -2 Cisco CGS-2520- 16S-8PC Cable-Side View 10/100 Fast Ethernet Ports Y ou can set the 10/100 ports on the switch to operate in an y combinatio n of half duplex, full duple x, or 10 or 100 Mb/s. Y ou can set the ports for speed and d uplex au[...]

  • Page 12

    1-4 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Produ ct Overview Cable Side PoE ports. When both the po wer su pply modules are installed, t he system has enough power t o support all the eight ports as PoE ports. In case one of the po wer supply module fails, the po wer to the low priority PoE ports is dro pped, while po wer [...]

  • Page 13

    1-5 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Product Over view Cable Side For information about SFP modules, see your SFP module documentation and the Installing and Removing SFP Modules, page 2-19 . F or cable specificatio ns, see SFP Module Cables, page B-4 SFP Module Patch Cable The switch uses an SFP-module pa tch cable,[...]

  • Page 14

    1-6 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Produ ct Overview Cable Side Power-Input Terminal The po wer-input terminal provides scre w terminal s for the A C and DC po wer connections. Th e switch can operate with one or two po wer supplies. If one of the po wer sources fail, the other continues to power the switch. See Po[...]

  • Page 15

    1-7 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Product Over view Cable Side • USB mini-T ype B console port (5-pin connector); the USB connection uses a USB T ype A-to-5-pin mini-T ype B cable The USB console interface speeds are the sa me as the RJ-45 console interface s peeds. T o use the USB console port, yo u must instal[...]

  • Page 16

    1-8 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Produ ct Overview Cable Side Switch Panel LEDs Figur e 1 -6 Switc h LEDs (Cable Side) System LED 1 SYS (system) 9 OUT (alarm output) 2 CON (console) 10 PSU1 (po wer supply 1) 3 USB 11 PSU2 (po wer supply 2) 4 SD (SD flash memory card) 12 PoE 1 1. Only on the C isco CGS-2520-16S-8P[...]

  • Page 17

    1-9 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Product Over view Cable Side Power Supply Module LEDs The switch po wer supply modul e LEDs are labeled PSU1 and PSU2 (on the switch ) and PSU OK (on the power supply module). They sho w whether po wer supply modules 1 and 2 ar e receiving po wer . Se e Figure 1-6 and Figu re 1-9 [...]

  • Page 18

    1-10 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Produ ct Overview Cable Side Port LEDs RJ-45 ports and SFP-module slots ha ve port LEDs. Port LEDs, as a group or indi vidually , provide information abou t the switch and abo ut the indi vidual ports. PoE LED Dual-Purpose Port LEDs The dual-purpose port LEDs id entify the connec[...]

  • Page 19

    1-11 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Product Over view Power Supply Side SD Flash Memory Card The switch ships with the S ecure Digital (SD) flash memory card installed. See Figure 1-1 and Figure 1-2 . Y ou can remov e the card fro m a failed switch and install it i n a replacement switch. Y ou do not hav e to recon[...]

  • Page 20

    1-12 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Produ ct Overview Power Supply Side Figur e 1 -8 Switc h with Bo th P ow er Supply Modules For a description of the PSU OK LED, see T a ble 1-4 on page 1-9 . Power Supply-Side LEDs Figur e 1 -9 Switc h LEDs 1 PSU OK LED 2072 3 0 1 1 Cisco Connected Grid Switch 2500 Series PWR-RGD[...]

  • Page 21

    1-13 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Product Over view Management Options Power Supply Features The switch has two slots for po wer supply modules: • PWR-RGD-LOW -DC: lo w-voltage DC (for voltage i nformation, see Ta b l e A - 6 ) • PWR-RGD-A C-DC: high -voltag e A C or DC (for v oltage informatio n, see Ta b l [...]

  • Page 22

    1-14 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 1 Produ ct Overview Management Options • Cisco Config uration Engine The Cisco Config uration Engine automates initial conf igurations and conf iguration updates. It generate s device-specific configuration change s, sends them to the device, ex ecutes the config uration changes,[...]

  • Page 23

    CH A P T E R 2-1 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 2 Switch Installation This chapter contains t he steps to install the switch . Please read the topics and follo w the steps in the follo wing order: • W arnings, page 2-1 • Installation Guidelines, pa ge 2-3 • V erifying Switch Op eration, page 2-3 • Installing the Swit[...]

  • Page 24

    2-2 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Warnings War ni ng This unit is intend ed for installation in restricted acc ess areas. A restricted access area can b e accessed only through the use of a special too l, lock and key , or other means of security . Statement 1017 War ni ng This equipment must [...]

  • Page 25

    2-3 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installation Guidelines War ni n g T o prevent airflow restriction, a llow clearance around the ven tilation openings to be at l east: 1.75 in. (4.4 cm). Statement 1076 Installation Guidelines Before installing the switch, v eri fy that these gui delines are me[...]

  • Page 26

    2-4 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing the Switch Installing the Switch The follo wing installation in formation is co vered in this sectio n: • Mounting into a Rack, page 2-4 • W all-Mount ing, page 2-16 Note After the switch is mounted ont o the rack, co nnect t he power sour ce to[...]

  • Page 27

    2-5 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installing the Switch Figure 2-2 sho ws the 23-inch rack mounting brackets. Figur e 2-2 23-inch Mounting Brac k ets Figure 2-3 sho w s the ETSI rack mounting brackets. Figur e 2-3 ETSI Moun ting Brac k ets Attaching Brackets for 19-Inch Racks Figure 2-4 and Fig[...]

  • Page 28

    2-6 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing the Switch Figur e 2-4 Attac hing Brac k ets f or 19-Inc h Racks 1 Mid-mount positi on 3 Cable-side mounting posit ion 2 Phillips flat-head scre ws 4 Po wer supply-side mountin g position[...]

  • Page 29

    2-7 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installing the Switch Figur e 2-5 Attac hing Brac k ets f or 19-Inc h Racks Attaching Brackets for 19-I nch Racks (IP-30 Compliance) Before installing the mounti ng brackets, you need to install the rubber plugs i nto the unused mounting holes of the swit ch ch[...]

  • Page 30

    2-8 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing the Switch Figur e 2-6 Inserting the Rubber Plugs 1 Rubber plug 3 Cable-side mounting posit ion 2 Mid-mount positi on 4 Po wer supply-side mountin g position[...]

  • Page 31

    2-9 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installing the Switch Figur e 2-7 Inserting the Rubber Plugs Step 3 Use a scre wdri ver or pen to completely push in the rubber plugs. Figure 2-8 shows a close-up of the rubber plug and how they are inserted into the mount ing holes. 1 Rubber plug 3 Power sup p[...]

  • Page 32

    2-10 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing the Switch Figur e 2-8 Inserting th e Rubber Plugs (detail) Step 4 Install the brackets on both sides of the switch as sho wn in Figure 2-9 and Figure 2-10 . 1 Rubber plug 3 Scre wdri ver 2 Switch[...]

  • Page 33

    2-11 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installing the Switch Figur e 2-9 Attac hing Brac k ets f or 19-Inc h Racks 1 Mid-mount positi on 3 Cable-side mounting p osition 2 Phillips flat-head scre ws 4 Po wer supply-side mountin g position[...]

  • Page 34

    2-12 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing the Switch Figur e 2-1 0 Attac hing Brac k ets f or 19-Inc h Racks Note For IP-30 compliance: If you u se 23-inch brackets or ETSI brackets, you can insert the rubber plugs in the same holes as sh own in Figure 2-6 and Figure 2-7 bef ore installing[...]

  • Page 35

    2-13 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installing the Switch Figure 2-1 1 Attac hing Brac k ets for 23-Inc h Racks Note For IP-30 compliance: If you use 23-inch brackets, you can insert the rubb er plugs in the same holes as sho wn in Figure 2-7 or Figure 2- 8 before installing the brackets. Attach[...]

  • Page 36

    2-14 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing the Switch Figure 2-12 Attac hing Brac k ets for ETSI Rac ks Note For IP-30 co mpliance: If you use ETSI b rackets, you can insert the rub ber plugs in the same holes as sho wn in Figure 2-7 or Figure 2 -8 before installing the brackets. 1 Phillips[...]

  • Page 37

    2-15 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installing the Switch Mounting the Switch into a Rack After you attach the brack ets onto the switch, use the four supp lied number -12 Phillips machine scre ws to attach the brackets to the rack as shown in Figure 2-13 . (Brackets for the 19-inch rack sho wn [...]

  • Page 38

    2-16 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing the Switch Wall-Mounting The follo wing step s are cov ered in thi s section: • Attaching Brackets for W all Mounting, page 2-16 • W all-Mount ing (for IP-30 Compliance), page 2- 17 War ni ng If the switch is wall-m ounted in an enclosure allow[...]

  • Page 39

    2-17 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installing the Switch Figur e 2-14 Attac hing 1 9-inch Rac k Br ack ets f or W all Mounting Wall-Mounting (for IP-30 Compliance) Follo w these steps to mou nt the switch onto a w all and conform to IP- 30 Compliance re gulations. Step 1 Insert the rubb er plug[...]

  • Page 40

    2-18 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing the Switch Figur e 2-15 Inserting the Rubber Plugs int o the S witch Holes Step 3 Install the brackets on bot h sides of the switch (see Figure 2- 16 ). Figur e 2-16 Attac hing 1 9-inch Rac k Br ack ets 1 Rubber plug 1 Phillips truss-head scre ws[...]

  • Page 41

    2-19 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Installing and Removing SFP Modu les Installing and Removing SFP Modules Small-form-fact or pluggable (SFP) modules provide th e uplink optical interfaces, laser send (TX) and laser recei ve (RX). When installing or removi ng SFP mo dules, observe these guidel[...]

  • Page 42

    2-20 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Installing and Remo ving SFP Modules Figur e 2-1 7 Installing an SFP Module Removing SFP Modules This section describes ho w to replace small-form -factor pluggable (SFP) modules. SFP modules are inserted into the SFP modules connected to the switch. Step 1 A[...]

  • Page 43

    2-21 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Inserting and Removing the SFP Mo dule Patch Cable Figur e 2-18 Removing a Bale Clasp Latch SFP Module Step 5 Grasp the SFP module, and carefully remov e it from the slot . Step 6 Place the module in an anti-static bag or other protectiv e en vironm ent. Inser[...]

  • Page 44

    2-22 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Replacing the SD Flash Memor y Card Figur e 2-20 Connecting T wo S witc hes with an SFP Modu le P atch Cable Removing the SFP Module Patch Cable T o remov e an SFP module patch cable from the SFP modu le slot, release the connector , and pull it from the slot[...]

  • Page 45

    2-23 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Replacing the SD Flash Me mory Card Figur e 2-21 Loosening the Captiv e Scr ew Step 3 Pull the co ver open, and pul l the c ov er tabs from the hinge (see Figur e 2-22 ). Figur e 2-22 Removing the SD Slot Co v er Step 4 Gently push the SD flash memory card to [...]

  • Page 46

    2-24 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Connecting Devices to the Ethernet Ports Figur e 2-23 Removing th e SD Flash Memory Card . Step 5 Push the replacement card (upside do wn) into the slo t , and press it firmly in place. The card is ke yed so that you cannot inser t it the wrong way . Step 6 B[...]

  • Page 47

    2-25 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installation Connecting De vices to the Ethernet Ports Connecting to the 10/100 and 10/100/1000 Ports The 10/100 and 10/100/1000 Eth ernet ports use standard RJ-45 connectors with Eth ernet pinouts. The maximum cable length is 328 feet (100 meters). The 100B ASE-TX and 100[...]

  • Page 48

    2-26 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 2 Switch Installatio n Where to Go Ne xt Y ou can use this application to calc ulate the po wer su pply requirements for a specif ic PoE conf iguration. The results sho w output current, output po wer, an d heat dissipation. War ni ng V oltages that present a shock hazard may exist[...]

  • Page 49

    CH A P T E R 3-1 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 3 Power Supply Installation This chapter describes ho w to remov e and install a ne w or replacement po wer supply . Y our switch ships with at least one installed po wer supply modul e (A C or DC, depending on your order). The po wer suppl y modules are field-replaceable unit [...]

  • Page 50

    3-2 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation Figur e 3-1 PWR-RGD-A C-DC P ower Suppl y Module Figur e 3-2 PWR-RGD-L OW -DC P ow er Supply Module For a description of the PSU OK LEDs, see the Po wer Supply Module LEDs, page 1-9 . Power Supply Module Installation •[...]

  • Page 51

    3-3 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Power Supply Installation Power Supply Module Installation Installation Guidelines Observe these g uidelines when removi ng or installing a po wer su pply module: A power supp ly module that is only partial ly connected to the switch disrupts the system operat ion. War ni n g Blan[...]

  • Page 52

    3-4 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation – Ring terminal (such as T yco part number 2-34158-1 for 1 6 – 14 A WG or 2-34 852-1 for 12 – 10 AW G w i r e ) – Spade terminal (such as T yco part number 54367-2 for 16 – 14 A WG wire) – Flanged spade termi[...]

  • Page 53

    3-5 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Power Supply Installation Power Supply Module Installation Follo w these steps to install a dual -hole lug on the switch. Be sure to follo w any gro unding requirements at your site. Step 1 Use a Phillips scre wdri ver or a ratcheting torque screw dri ver with a Phillips head to r[...]

  • Page 54

    3-6 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation Step 5 Use a ratcheting torque scre wdri ve r to tighten the ground scre ws to 30 in-l b (± 2 in-lb). Step 6 Attach the other end of the ground wire to a grou nded bare metal surface, su ch as a ground b us or a grounde[...]

  • Page 55

    3-7 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Power Supply Installation Power Supply Module Installation Figur e 3-8 Insert the P o wer Supply Module Step 4 Use a ratcheting torque scre wdri ver to torq ue each screw to 8 –10 in-lb . Wiring the Power Source Before you wire the po wer source, re vie w the warn ings in this s[...]

  • Page 56

    3-8 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation Figur e 3-9 Opening the P o wer -Input T er minal Cover The terminal screws labels are on the power -input termin al cover (see Figure 3 -10 ). Figur e 3-1 0 P o wer -Input T erminal Cisco C GS 2520 207426 100-240V~, 50-[...]

  • Page 57

    3-9 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Power Supply Installation Power Supply Module Installation Note The power supp ly module 1 connection is labeled PSU 1, and the po wer supply module 2 connection is labeled PSU2. Make sure that you connect the wires to t he correct terminal scre ws. Step 3 Use twisted-pair copper [...]

  • Page 58

    3-10 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Powe r Supply Installation Power Supply Modu le Installation Figur e 3-12 Cr imping the Spade T er minal Lug Step 6 Loosen the ter minal screw , and slide t he terminal under the screw and w asher (see Figure 3-13 and Figure 3-14 ). Note Use the appropriate terminal scre ws, depe[...]

  • Page 59

    3-11 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Power Supply Installation Power Supply Module Installation DC power connection: Connect the positi v e wire into the terminal scre w labeled +, and the ne gati ve wire in to the terminal scre w labeled – . Make sure that y ou cannot see any wi re lead. Only wire with insulation[...]

  • Page 60

    3-12 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Powe r Supply Installation Removing the Powe r Supply Module Removing the Power Supply Module The po wer supply modules are hot-swappable. By re mo ving the po wer supply modules, you can po wer of f the switch without d isconnect the wiring from th e po wer-i nput terminal. Step[...]

  • Page 61

    3-13 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Power Supply Installation Removing the Power Supply Module Caution T o pre vent exposure to hazardous v oltages and to co ntain el ectromagnetic interf erence (EMI), either a po wer supply module or a bl ank cov er must be in each po wer supply m odule slot at all times. Y ou can[...]

  • Page 62

    3-14 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 3 Powe r Supply Installation Removing the Powe r Supply Module[...]

  • Page 63

    CH A P T E R 4-1 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 4 Troubleshooting This chapter contains the following topics: • Diagnosing Problems, page 4-1 • Resetting the Switch to the F actory Default Settings, page 4-5 • Finding the Switch Serial Numb er , page 4-5 Diagnosing Problems The switch LEDs provid e troubleshooting info[...]

  • Page 64

    4-2 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 4 Tro ubleshooting Diagnosing Prob lems Switch Connections Bad or Damaged Cable Always e xamine the cable for marginal damage or fa ilure. A cable might be just good enough to connect at the physical layer , but it could co rrupt packets as a result of subtle damag e to the wiring o[...]

  • Page 65

    4-3 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 4 Troubleshooting Diagnosing Problems • V erify the status of all po rts. See T able 1-8 on page 1-10 for descriptions of the LEDs and their meanings. • Use the show interfaces pri vileg ed EXEC command to see if the port is error -disabled, disabled , or shut down. Re-enable th[...]

  • Page 66

    4-4 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 4 Tro ubleshooting Diagnosing Prob lems Spanning Tree Loops STP loops can cause serious performan ce issues that look like po rt or interface probl ems. A unidirectional link can cause loops. It occurs when the traf fic sent b y the switch is receiv ed by the neighbor , but the traf[...]

  • Page 67

    4-5 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 4 Troubleshooting Resetting the Switch to th e Factory Default Settings Resetting the Switch to the Factory Default Settings Follo w these steps to return yo ur switch to the factory def ault settings. Note Resetting the switch deletes the config uration and reboots the switch . T o[...]

  • Page 68

    4-6 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Chapter 4 Tro ubleshooting Finding the Swit ch Serial Numbe r[...]

  • Page 69

    A-1 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 APPENDIX A Technical Specifications This appendix contain s the follo wing topics: • Switch Specifications, page A-1 • Po wer Supply Module Specif ications, page A-4 Switch Specifications T able A -1 Envir onmental and Ph ysical Specificatio ns Environmental Ranges Operating temperature[...]

  • Page 70

    A-2 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix A Tec hnical Specificatio ns T able A -2 Specifications for the Cisco CG S-2520-16S-8PC Switc h (PWR-RGD-A C-DC) Power Requirements Nominal input v oltage 100 to 240 V A C, 50 to 60 Hz 100 to 250 VDC Absolute maximum (sho rt term) input v oltage 85 to 265 V A C, 47 to 63 Hz 88 to 3[...]

  • Page 71

    A-3 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix A Technical Specifications Pow er consumption with two PWR-RGD-LO W -DC po wer -supply modules 37.1W , 127 BTU per hour , po wer rating 0.037 KV A @ 24Vdc Pow er consumption with two PWR-RGD-LO W -DC po wer -supply modules with 8 ports PoE 181.9W , 622 BTU per hour , po wer rating [...]

  • Page 72

    A-4 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix A Tec hnical Specificatio ns Power Supply Module Specifications T able A -6 Envir onmental and Ph ysical Spec ifications for th e AC- and DC-P ow er Sup ply Modules Environmental Ranges Operating temperatu re –40 to 140°F (–4 0 to 60°C) Storage temperature –49 to 185°F (?[...]

  • Page 73

    B-1 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 APPENDIX B Connector and Cab le Specifications This appendix contain s the follo wing topics: • Connector Specif ications, page B-1 • Cables and Adapt ers, page B-4 Connector Specifications • 10/100 Ethernet Port s, page B-1 • SFP Module Connectors, page B-2 • Dual-Purpose Ports, [...]

  • Page 74

    B-2 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connec tor and Cable Specific ations Connector Specifications When connecting 10/100 ports to de vices such as serv ers, workstations, and rout ers, you can use a two or four twisted-pair str aight-through cable wired f or 10B ASE-T and 100B ASE-TX. Figure B-5 shows the two twist[...]

  • Page 75

    B-3 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connector and Cable Specifications Connector Specifications Dual-Purpose Ports The 10/100/1000 Ethernet port s on the dual-purpose ports use RJ-45 connecto rs. Figure B-3 1 0/1 0 0/1 00 0 P ort Pinouts Alarm Port The alarm port uses an RJ-45 connector . See the Alarm Ports, page [...]

  • Page 76

    B-4 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connec tor and Cable Specific ations Cables and Adapters Cables and Adapters • SFP Module Cables, page B-4 • Cable Pinouts, page B-6 • Console Port Adapter Pinouts, page B-8 SFP Module Cables Each port must match the w av e-length specif icati ons on each end of the cable, [...]

  • Page 77

    B-5 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connector and Cable Specifications Cables and Adapters 100B ASE-LX (GLC-FE-100L X) 1310 SMF G .652 2 — 32,810 feet (10 km) 100B ASE-BX (GLC-FE-100B X-D GLC-FE-100B X-U) 1310 TX 1550 RX SMF G.652 2 — 32,810 feet (10 km) 100B ASE-FX (GLC-FE-100F X) 1310 MMF 5 0/125 62.5/125 500[...]

  • Page 78

    B-6 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connec tor and Cable Specific ations Cables and Adapters Note When the fiber -optic cable span is l ess than 15.43 miles (25 km), inser t a 5-decibel (dB) or 10-dB inli ne optical attenuator between the fi ber-optic cable plant and the recei ving port on the 1000B ASE-ZX SFP modu[...]

  • Page 79

    B-7 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connector and Cable Specifications Cables and Adapters Figure B-6 T wo T wisted-P air Cr ossov er Cable Schematic for 1 0/1 0 0 P orts Figur e B-7 Four T wist ed-P air Straight-Thr ough Cable Sc hematic for 1 00 0BASE-T P or ts Figur e B-8 Four T w isted-P air Crosso ver Cable Sc[...]

  • Page 80

    B-8 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connec tor and Cable Specific ations Cables and Adapters Figure B-9 Identifying a Crosso ver Cable Console Port Adapter Pinouts The console port uses an 8-pin RJ-45 connector, wh ich is described in Ta b l e B - 2 and Ta b l e B - 3 . If you did not order a console cabl e, you ne[...]

  • Page 81

    B-9 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connector and Cable Specifications Cables and Adapters T able B-3 Console P ort Signal ing Using a DB-25 A dapter Switch Console Port (DTE) RJ-45-to-DB-25 Adapter Console Device Signal DB-25 Pin Signal RT S 5 C T S DTR 6 DSR TxD 3 RxD GND 7 GND RxD 2 TxD DSR 20 DTR CTS 4 R TS[...]

  • Page 82

    B-10 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix B Connec tor and Cable Specific ations Cables and Adapters[...]

  • Page 83

    C-1 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 APPENDIX C Configuring the Switch with the CLI Setup Program This appendix provides a command-line interface (CL I) setup procedure for a standalone sw itch. T o set up the switch by using Express Setup, see the Cisco CGS 2520 Getting Started Gui de . Before connecting the switch to a po we[...]

  • Page 84

    C-2 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix C Con figuring the Switch w ith the CLI Setup Prog ram Accessing the CLI Thr ough the Console Por t Figure C-1 Connecting the Consol e Cable Step 3 Configure the baud rate and character format of the PC or terminal to match the console port characteristics: • 9600 baud • 8 data[...]

  • Page 85

    C-3 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix C Configuring t he Switch with the CLI Setup Program Accessing the CLI Throug h the Console Port USB Console Port Step 1 If you are con necting the sw itch USB consol e port to a W indows-b ased PC for the f irst time, install a USB driv er . See Figure C-2 . • Installing the Cis[...]

  • Page 86

    C-4 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix C Con figuring the Switch w ith the CLI Setup Prog ram Accessing the CLI Thr ough the Console Por t Step 5 Config ure the COM port. Step 6 Configure the baud rate and character format of the PC or terminal to match the console port characteristics: • 9600 baud • 8 data bits •[...]

  • Page 87

    C-5 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix C Configuring t he Switch with the CLI Setup Program Accessing the CLI Throug h the Console Port Step 5 The InstallShield W izard Comp leted windo w appears. Click Finish. Step 6 Connect the USB cable to the PC and to the switch console port. The USB console port LED turns g reen, [...]

  • Page 88

    C-6 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix C Con figuring the Switch w ith the CLI Setup Prog ram Entering the Initial Con figuration Information Using the Setup.exe Program Note Disconnect the switch console termin al before uninstalling the driv er . Step 1 Run setup.ex e for W i ndo ws 32-bit or setup(x64).e xe for W ind[...]

  • Page 89

    C-7 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix C Configuring t he Switch with the CLI Setup Program Entering the Initial Configuration Information • Enable password • T elnet password Completing the Setup Program Follo w these steps to compl ete the setup program a nd to create an initial conf iguration for th e switch: Ste[...]

  • Page 90

    C-8 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 Appendix C Con figuring the Switch w ith the CLI Setup Prog ram Entering the Initial Con figuration Information Step 8 Configure the interface by entering the switc h IP address and subnet mask and pressing Return . The IP address and subnet masks sho wn belo w are ex amples. Configuring in[...]

  • Page 91

    IN-1 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 INDEX Numerics 10/100/1000 p orts 1-10, B-3 recommended cables 2-24 10/100 ports described 1-3 10/100 ports PoE 1-3 A adapter pinouts, terminal RJ-45-to-DB-25 B-8 RJ-45-to-DB-9 B-8 alarm port connectors B-3 input 1-6 output 1-6 autonegotiation on dual-purpose ports 1-3 troubleshooting 4-4 [...]

  • Page 92

    Index IN-2 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 RJ-45 console port 1-6 USB console port 1-6 crossover cable pinout four twisted-pair, 1000BASE-T p orts B-7 D device ma nager described 1-13 diagnosing problems 4-1 dimensions A-4 disconnect device warning 3-7 dual-purpose ports description 1-4 LEDs 1-10 duplex troubleshooting 4-4 E [...]

  • Page 93

    Index IN-3 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 P pinouts 10/100 ports B-2 console port B-9 crossover cables four twisted-pair, 1000BASE-T p orts B-7 two twisted-pair 10/ 100 ports B-7 RJ-45-to-DB-25 terminal adapter B-9 RJ-45-to-DB-9 terminal adapter B-8 SFP module ports B-2 straight-throu gh cables four twisted-pair 1000BASE-T p[...]

  • Page 94

    Index IN-4 Cisco CGS 2520 Hardware Installation Guide 78-19377-02 See SNMP SNMP network management platforms 1-14 software switch management 1-13 specifications A-1 to A-4 speed troubleshooting 4-4 straight-throu gh cable pinout four twisted-pair 1000BASE-T p orts B-7 two twisted-pair 10/ 100 ports B-6 SunNet Manager 1-14 switch models 1-1 switch m[...]