Enterasys 2G4072-52 manuel d'utilisation
- Voir en ligne ou télécharger le manuel d’utilisation
- 70 pages
- 1.51 mb
Aller à la page of
Les manuels d’utilisation similaires
-
Switch
Enterasys 2H252-25R
64 pages 1.26 mb -
Switch
Enterasys Enterasys D2 D2G124-12P
496 pages 3.97 mb -
Switch
Enterasys N Standalone (NSA) Series
1372 pages 7.55 mb -
Switch
Enterasys 2000
188 pages 1.81 mb -
Switch
Enterasys Enterasys Gold Distributed Forwarding Engine 4H4202-72
90 pages 2.55 mb -
Switch
Enterasys 2G4072-52
70 pages 1.51 mb -
Switch
Enterasys Enterasys Platinum Distributed Forwarding Engine 7G4205-72
96 pages 2.86 mb -
Switch
Enterasys IRM2
88 pages 0.85 mb
Un bon manuel d’utilisation
Les règles imposent au revendeur l'obligation de fournir à l'acheteur, avec des marchandises, le manuel d’utilisation Enterasys 2G4072-52. Le manque du manuel d’utilisation ou les informations incorrectes fournies au consommateur sont à la base d'une plainte pour non-conformité du dispositif avec le contrat. Conformément à la loi, l’inclusion du manuel d’utilisation sous une forme autre que le papier est autorisée, ce qui est souvent utilisé récemment, en incluant la forme graphique ou électronique du manuel Enterasys 2G4072-52 ou les vidéos d'instruction pour les utilisateurs. La condition est son caractère lisible et compréhensible.
Qu'est ce que le manuel d’utilisation?
Le mot vient du latin "Instructio", à savoir organiser. Ainsi, le manuel d’utilisation Enterasys 2G4072-52 décrit les étapes de la procédure. Le but du manuel d’utilisation est d’instruire, de faciliter le démarrage, l'utilisation de l'équipement ou l'exécution des actions spécifiques. Le manuel d’utilisation est une collection d'informations sur l'objet/service, une indice.
Malheureusement, peu d'utilisateurs prennent le temps de lire le manuel d’utilisation, et un bon manuel permet non seulement d’apprendre à connaître un certain nombre de fonctionnalités supplémentaires du dispositif acheté, mais aussi éviter la majorité des défaillances.
Donc, ce qui devrait contenir le manuel parfait?
Tout d'abord, le manuel d’utilisation Enterasys 2G4072-52 devrait contenir:
- informations sur les caractéristiques techniques du dispositif Enterasys 2G4072-52
- nom du fabricant et année de fabrication Enterasys 2G4072-52
- instructions d'utilisation, de réglage et d’entretien de l'équipement Enterasys 2G4072-52
- signes de sécurité et attestations confirmant la conformité avec les normes pertinentes
Pourquoi nous ne lisons pas les manuels d’utilisation?
Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Enterasys 2G4072-52 ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Enterasys 2G4072-52 et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Enterasys en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Enterasys 2G4072-52, comme c’est le cas pour la version papier.
Pourquoi lire le manuel d’utilisation?
Tout d'abord, il contient la réponse sur la structure, les possibilités du dispositif Enterasys 2G4072-52, l'utilisation de divers accessoires et une gamme d'informations pour profiter pleinement de toutes les fonctionnalités et commodités.
Après un achat réussi de l’équipement/dispositif, prenez un moment pour vous familiariser avec toutes les parties du manuel d'utilisation Enterasys 2G4072-52. À l'heure actuelle, ils sont soigneusement préparés et traduits pour qu'ils soient non seulement compréhensibles pour les utilisateurs, mais pour qu’ils remplissent leur fonction de base de l'information et d’aide.
Table des matières du manuel d’utilisation
-
Page 1
7.5x9-inch cover with bleed on 4 sides Enterasys Matrix ® N Standalone Series Installation Guide 2G4072-52 P/N 9033973-04[...]
-
Page 2
[...]
-
Page 3
i Notice Enterasys Networks reserv es the right to make changes in specif ications and othe r information contained in this document and its web si te without prior notice. The reader should in all cases consult Enterasys Netw ork[...]
-
Page 4
ii Regulatory Compliance Information Federal Communications Commission (FCC) Notice This device co mplies with Par t 15 of the FCC rules. Operation is subject to the following two conditions: (1) this devic e may not cause harmfu l interference, [...]
-
Page 5
iii Electromagnetic Compatibility (EMC) This product complies with the following: 47 CF R Pa r t s 2 and 15, CSA C108.8, 2004/108/EC, EN 55022, EN 61000 ‐ 3 ‐ 2, EN 61000 ‐ 3 ‐ 3, EN 55024, AS/NZS CISPR 22, VCCI V ‐ 3. Compatibilida[...]
-
Page 6
iv ѻ ѻ ક䇈ᯢк䰘ӊ Supplement to Product Instructions ᳝↦᳝ᆇ⠽䋼ܗ㋴ (Hazardous Substance) 䚼ӊৡ⿄ (Parts) 䪙 3E ∲ +J 䬝 &G ݁Ӌ䫀 &U ⒈㘨㣃 3%% ⒈Ѡ㣃䝮 3%'( 䞥ሲ䚼ӊ (Metal Parts) hƻ ƻ h ƻ ƻ ⬉䏃ഫ ( Circuit [...]
-
Page 7
v VCCI Notice This is a class A product based on the standard of the Vo l u n t a r y Control Co uncil for Interfe rence by Information Te c h n o l o g y Equipment (VCCI). If this equipmen t is used in a dome stic environment , ?[...]
-
Page 8
vi Safety Information Class 1 Laser Transceivers The single mode interf ace modules use Class 1 la ser transceivers. Read the followi ng safe ty information befor e installing or o perating these modules. The Class 1 laser transceivers use an optical feedback loop to maintain Class 1 operation[...]
-
Page 9
vii ENTERASYS NETWORKS, INC. FIRMWARE LICENSE AGREEMENT BEFORE OPENING OR UTILIZING THE ENCLOSED PRODUCT, CAREFULLY READ THIS LICENSE AGREEMENT. This document is an agreement (“ Agreement”) betwee n the end user (“Y ou”) and Enterasys Net works, Inc., on behalf of itsel[...]
-
Page 10
viii 3. APPLICABLE LAW. This Agreem ent shal l be interpreted and governed under the laws and in the state and federal cour ts of th e Commonwealth of Massachusetts without regard to its conflicts of laws provisions. You a[...]
-
Page 11
ix 8. AUDIT RIGHTS. You here by acknowled ge that the intell ectual property rights associated with the Program are of critical value to Enterasys, and, accordingly, You hereby agree to maintain complete books, records and account[...]
-
Page 12
x[...]
-
Page 13
xi Contents Preface Who Should Use This G uide .............. ................. ............ ................. ............. ................ ............ ....... ... xv Structure of This Guide ............. ................ ................ ............. ................ ............. ................ ....... ........ xvi Related Documents .......[...]
-
Page 14
xii Chapter 4: Troubleshooting Using LANVIEW ........ ................ ............. ............. ................ ............. ................ ............. ..... ................ 4-1 Troubleshooting Checklist ..... ............. ................. ............ ................. ............. ................ ........ ........... .. 4-4 Overview[...]
-
Page 15
xiii Figures 1-1 2G4072-52 Front Panel.... ............. ................ ............. ............. ................ ............. ............... ... 1-2 1-2 LANVIEW LEDs .. ............. ................ ............. ................ ............. ............. ................ .......... ..... 1-3 3-1 Attaching Rack-mount Ears to Enterasys Ma[...]
-
Page 16
xiv[...]
-
Page 17
N Standalone Series Installation Guide xv Preface This guide prov ides an over view , installati on and troubleshooting instructions, and specifications for the Enterasys Matr ix ® N Standalone (NSA) Series 2G4072 ‐ 52. For information about the CLI ?[...]
-
Page 18
Structure of This Guide xvi Preface S tructure of This Guide This preface provides an overview of this guide, explains the symbols used thro ughout this guide, and instructs how to obtain technical support from Enterasys Networks. This guide prov ide[...]
-
Page 19
Document Conventions N Standalone Series Installation Guide xvii Document Conventions This guide uses the following conventions: blue type Indicates a hypertext link. When reading this document onl ine, click the text in blue to go to the referenced figure , table, or section. Note: Calls the reader ’ s attention to any item o[...]
-
Page 20
Getting Help xviii Preface Getting Help For additional support related to the module or this document, contact Enterasys Network s using one of the following methods: Before contacting Enterasys Networks for technical support, have the follow ing [...]
-
Page 21
N Standalone Series Installation Guide 1-1 1 Introduction This chapter provides an overview of the Enterasys Matrix N Standalone (NSA) Series 2G4072 ‐ 52 capabilities. Overview of Enterasys Matrix N S t andalone (NSA) Series Cap abilities The 2G4072 ‐ 52 provides robust fun[...]
-
Page 22
The 2G4072-52 1-2 Introduction The 2G4072-52 This section provides an overview of the Enterasys Matrix N SA 2G4072 ‐ 52. For information about softw are features of the 2G4072 ‐ 52 and how to configure them, re fer to the Enterasys ?[...]
-
Page 23
Standards Compatibility N Standalone Series Installation Guide 1-3 Switch Configuration Using CLI Commands CLI commands enable you to perform more complete switch configuration management tasks. For CLI command set information and how to configure the device, ?[...]
-
Page 24
LANVIEW Diagnostic LEDs 1-4 Introduction[...]
-
Page 25
N Standalone Series Installation Guide 2-1 2 Network Requirements Before inst alling the module, re view the requirements and specificat ions referred to in this chapter concerning the following: The network install ation must meet the requireme nts to e[...]
-
Page 26
10BASE-T Network 2-2 Network Requirements For details about the commands inv olv ed with configuring the Link Aggregation function, refer to the Enterasys Matrix N Standalone Series Configuration Guide . 10BASE-T Network When connecting a 10BASE ‐ T ?[...]
-
Page 27
N Standalone Series Installation Guide 3-1 3 Installation This chapter provides the instructions to install the 2G4072 ‐ 52. A Phillips screwdriver is required only to attach tw o optional rac k ‐ mounting brackets on the 2G4072 ‐ 52. Follow the ?[...]
-
Page 28
Rack Mounting 3-2 Installation 4. Inspect the Enterasys Matrix N SA 2G4072 ‐ 52 for any signs of physical damage. Contact Enterasys Networks if it is damaged. Refer to “Getting Help” on page xviii for detail s. Rack Mounting The inst[...]
-
Page 29
Rack Mounting N Standalone Series Installation Guide 3-3 Figure 3-1 Attach ing Rack-mount Ears to Enteras ys Matrix N SA 2G4072-52 2. P osition the Enterasys Matrix N SA 2G407 2 ‐ 52 in the rack and attach to the rack as shown in Figure 3 ‐ 2 . Figure 3-2 Mounting Enterasys[...]
-
Page 30
Connecting Power 3-4 Installation Connecting Power To connect the module to the power sources, refer to Figure 3 ‐ 3 and proceed as follows. To connect the module to the power sources, refer to Figure 3 ‐ 3 and proceed as follows:[...]
-
Page 31
Connecting to the Network N Standalone Series Installation Guide 3-5 Connecting to the Network This section provides the procedures for connecting unshielded twisted pair (UTP) segments from the network or other devices to the 2G4072 ‐ 52. For connections [...]
-
Page 32
Connecting to the Network 3-6 Installation Figure 3-4 Connecting a T wisted Pa ir Segment to the 2G4072-52 3. V erify that a link exists by ch ecki ng that the port RX (Receive ) LED is ON (flashing amber , blinking green, or solid green). If the RX [...]
-
Page 33
Connecting to the Network N Standalone Series Installation Guide 3-7 Figure 3-5 Crossover Four-Wire Cable RJ 45 Pinout s Figure 3-6 Straight-Through Four-Wire Cable RJ45 Pinout s 1 RJ45 device port 3 RJ45-to-RJ45 crossover cable 2 Other device port 4 RX+/RX- and TX+/TX- con nections (must share a common color pair) 1 RJ45 device port 3 RJ45-to-RJ45[...]
-
Page 34
Connecting to the Network 3-8 Installation Figure 3-7 Eight-Wire Cro ssover Cable RJ45 Pin outs Figure 3-8 Eight-Wire St rai ght-Through Cable RJ45 Pinout s 1 RJ45 device port 2 Other device port 3 RJ45-to-RJ45 crossover cable 1 RJ45 device port 2 Other device port 3 RJ45-to-RJ45 straight-through cable 2 1 3 6 4 5 7 8 T X 1 + T X 2 + R X 4 - R X 1 [...]
-
Page 35
Connecting to the Network N Standalone Series Installation Guide 3-9 e. Ensure that the twisted pai r connection meets the dB loss and cable specifications outlined in the Cabling Guide. Refer to “Related Documents” on page xvi for information[...]
-
Page 36
Connecting to the Network 3-10 Installation 2. Insert the MT ‐ RJ cable connector into the Mini ‐ GBIC until it clicks into place. Figure 3-9 Cable Connection to MT -RJ Fiber-Optic Connectors Note: T o remove the MT -RJ cable connector , press on its release tab and pull it out of the Mini-GBIC. 1[...]
-
Page 37
Connecting to the Network N Standalone Series Installation Guide 3-11 Figure 3-10 Cable Connection to LC01 or LC09 Fiber- Optic Connectors 1 Mini-GBIC (MGBIC-LC01 or -LC09) 4 Port slot 2 Mini-GBIC , top side 5 Mini-GBIC , protective dust cover 3 7-Pin edge connector (inserti on side) 6 Release tab 2G4072-52 13 14 15 16 17 18 19 20 ➃ ➂ ➅ ➀ ?[...]
-
Page 38
Connecting to the Network 3-12 Installation Figure 3-1 1 Cable Connection to LC03 Fiber-Optic Connectors 3. V erify a link exists by checking that the port RX LED is on (flashing amber , blinking green, or solid gree n). If the RX LED is off, per[...]
-
Page 39
Connecting to the COM Port for Local Man agement N Standalone Series Installation Guide 3-13 Connecting to the COM Port for Local Management This section describes how to install a UTP cable with RJ45 connectors and optio nal adapters to connect a PC, VT series term[...]
-
Page 40
Connecting to the COM Port for Local Management 3-14 Installation 5. When these parameters are se t, the Local Management password screen will display . Refer to the appropriate Enterasys Matrix N Standalone Seri es Configuration Guide for further in[...]
-
Page 41
Connecting to the COM Port for Local Man agement N Standalone Series Installation Guide 3-15 4. T urn on the terminal and access the Setup Directory . Set the following parameters: When these parameters are se t, the Local Management password screen will dis[...]
-
Page 42
Connecting to the COM Port for Local Management 3-16 Installation 4. T urn on the modem. 5. W ith a PC connected to a remote modem, you can configure the switch remotely . To do so, you must configure yo ur PC VT emu lation package with ?[...]
-
Page 43
Connecting to the COM Port for Local Man agement N Standalone Series Installation Guide 3-17 Adapter Wiring and Signal Assignment s COM Port Adapter Wi ring and Signal Diagram RJ45 DB9 Pin Conductor Pin Signal 1B l u e 2R e c e i v e (RX) 4R e d 3T r a n s m i t (TX) 5G r e e n 5G r o u n d (GRD) 2O r a n g e 7R e q u e s t to S[...]
-
Page 44
Completing the Installation 3-18 Installation Completing the Inst allation After installing the Enterasys Matrix N SA 2G4072 ‐ 52 and making the connections to the network, access the device management startup screen fr om yo ur PC, terminal, or ?[...]
-
Page 45
Completing the Installation N Standalone Series Installation Guide 3-19 2. At the login prompt, enter one of the following default user names: – ro for Read ‐ Only access, – rw for Read ‐ Wr i t e access, or – admin for Super User access. (This[...]
-
Page 46
Completing the Installation 3-20 Installation Figure 3-15 Matrix St artup Screen Example (N7 Chassis) login: admin Password: M A T R I X N7 Command Line Interface Enterasys Networks, Inc. 50 Minuteman Rd. Andover, MA 01810-1008 U.S.A. Phone: +1 978 684 1000 E-mail: support@enterasys.com WWW: http://www.enterasys.com (c) Copyright Enterasys Networks[...]
-
Page 47
N Standalone Series Installation Guide 4-1 4 T roubleshooting This chapter provides information concerning the following: Using LANVIEW The 2G4072 ‐ 52 uses a built ‐ in visual diagnostic and status monitoring syste m called LANVIEW . The LANVIEW LEDs ( Figu[...]
-
Page 48
Using LANVIEW 4-2 Troubleshooting Figure 4-1 LANVIEW LEDs Ta b l e 4 ‐ 1 describes the LED indications and provides recommended actions. 1 Group Select button 2 Group LEDs 3 LANVIEW LEDs NOTE: The terms us ed in Ta b l e 4 - 1 indicate: Flashing - an LED is flashing randomly . Blinking - an LED is flashing at a ste[...]
-
Page 49
Using LANVIEW N Standalone Series Installation Guide 4-3 CPU None Pow er off. Ensure chassis has adequate power . Amber Blinking . Device in bootup process. None. Solid . T esting. If the LED remains amber for several minutes, contact technical support. Green Blinking . Image start s running. None. Solid . Functional. None. Red Solid . Processor in[...]
-
Page 50
Troubleshooting Checklist 4-4 Troubleshooting T roubleshooting Checklist If the 2G4072 ‐ 52 is not wor ki n g properly , refer to Ta b l e 4 ‐ 2 for a checklist of problems, possible causes, and recommended actions to resolve the problem. T able 4-2 T ro[...]
-
Page 51
Overview of Shutdown Procedure N Standalone Series Installation Guide 4-5 Overview of Shut down Procedure Yo u can shut down a 2G4072 ‐ 52 in an operating system using the RESET button shown in Figure 4 ‐ 2 . There are two procedures to shut down a ?[...]
-
Page 52
Overview of Shutdown Procedure 4-6 Troubleshooting Figure 4-2 RESET Button Recommended Shut down Procedure Using RESET Button Before shutting off power to a 2G4072 ‐ 52, press or tap on its RESET button for le ss than 1s e c o n d . Its CPU LED changes from solid [...]
-
Page 53
N Standalone Series Installation Guide A-1 A Specifications This appendix provides the following information: Enterasys Network s reserve s the right to change specifications at any time without notice. 2G4072-52 S pecifications Ta b l e A ‐ 1 describes I/O po rts, pr[...]
-
Page 54
Mini-GBIC Input/Output Specifications A-2 Specifications Mini-GBIC Input/Output S pecifications Mini ‐ Gigabit Ethernet port interfaces accept 1000BASE ‐ SX short wa v e l e n g th or 1000BASE ‐ LX long wa ve le n g t h fi ber Mini ‐ GBICs (see Ta b l e A ‐ 2 ) and are ?[...]
-
Page 55
Gigabit Ethernet Specifications N Standalone Series Installation Guide A-3 Gigabit Ethernet S pecifications The following specificat ions for the Mini ‐ GBICs (shown in Ta b l e A ‐ 1 through Ta b l e A ‐ 6 ) meet or exceed the IEEE 802.3z ‐ 1998 standard. MGBIC-LC01 / MGBI[...]
-
Page 56
Gigabit Ethernet Specifications A-4 Specifications MGBIC-LC09 S pecific ations (1000BASE-LX) T able A-4 MGBIC-LC03 Operating Ra nge Item Modal Bandwid th @ 1310 nm Range 62.5 µm MMF 160 MHz/km 2,000 Meters 50 µm MMF 400 MHz/km 2,000 Meters T able A-5 MGBIC-LC09 Optical S pecificat ions Item 62.5 µm MMF 50 µm MMF 10 µm MMF T ransmit Power (mini[...]
-
Page 57
Gigabit Ethernet Specifications N Standalone Series Installation Guide A-5 MGBIC-08 Sp ecificati ons (1000BASE-ELX) MGBIC-02 Sp ecifications (1000BASE-T) T able A-7 MGBIC-08 Optical S pecifications Item T ransmit Power (minimum) -0 dBm, min. +2 dBm, typical +5 dBm, max. Receive Sensitivity -24 dBm, min. -26 dBm, typical Maximum Input Power -3 dBm L[...]
-
Page 58
COM Port Pinout Assignments A-6 Specifications COM Port Pinout Assignment s The COM port is a serial communications port for local access to local ma nageme nt. Refer to the table below for the COM port pin assignments. Regulatory Compliance The 2G40[...]
-
Page 59
N Standalone Series Installation Guide B-1 B Mode Switch Bank Settings and Optional Installations This appendix covers the following items: Electrical Hazard: Only qualified pe rsonnel should perform installation procedu res. Riesgo Eléctrico : Solamente pe rsonal calificado debe real izar procedimientos de instalacion. Elektri[...]
-
Page 60
Required Tools B-2 Mode Switch Bank Settings and Optional Installations Required T ools Use the following tools to perform the procedures provided in this appendix: •A n t i s t a t i c wrist strap • Phillips screwdri ver Setting the Mode Switches Figure B ‐ 1 shows the locat[...]
-
Page 61
Setting the Mode Switches N Standalone Series Installation Guide B-3 •S w i t c h 8 – Clea r Admin Pa s s wo r d . Changing the position of this switch clears the admin password, and restores the factory default password on the next powe r ‐ up[...]
-
Page 62
Memory Locations and Replacement Procedures B-4 Mode Switch Bank Settings and Optional Installations Memory Locations and Replacement Procedures In the event that the Dual in Line Memory Module (DIMM) or DRAM Single In ‐ line Memory Module (SIMM) (FLASH memory) needs [...]
-
Page 63
Memory Locations and Replacement Procedures N Standalone Series Installation Guide B-5 DIMM Replacement Procedure If the DIMM is defectiv e and must be replaced, the foll owing sections explain how to remove and install the DIMM. If you have questions co[...]
-
Page 64
Memory Locations and Replacement Procedures B-6 Mode Switch Bank Settings and Optional Installations Inst alling the DIMM To install a DIMM, refer to Figure B ‐ 4 and proceed as follows : 1. Insert the DIMM down between the connector fingers . 2. Pivot the DIMM downw [...]
-
Page 65
Memory Locations and Replacement Procedures N Standalone Series Installation Guide B-7 Removing the DRAM SIMM 1. Place the 2G4072 ‐ 52 on a clean, static ‐ free surface. 2. Remove the 12 screws securing the chassis cov er , as shown in Figure B ‐ 5 . Figure B-5 Removing C[...]
-
Page 66
Memory Locations and Replacement Procedures B-8 Mode Switch Bank Settings and Optional Installations 3. Push the connector arms away fr om the memory module to release the DRAM SIMM from the connector , as shown in Figure B ‐ 6 . Figure B-6 D RAM SIMM Connector Lo[...]
-
Page 67
Memory Locations and Replacement Procedures N Standalone Series Installation Guide B-9 Figure B-7 Insta lling the DRAM SIMM 4. Replace the chassis cover by re ‐ attaching the pr ovided screws. 1 Connector arms 3 Connector contacts 2 DRAM SIMM 4 DRAM SIMM alig nment notches (2) Á Â 1 1 Ã Ã[...]
-
Page 68
Memory Locations and Replacement Procedures B-10 Mode Switch Bank Settings and Optional Installations[...]
-
Page 69
Index-1 Index Numerics 1000BASE-SX/LX netwo rk connections requirements for 2-2 100BASE-TX requirements 2-2 10BASE-T connection 3-5 requirements 2-2 2G4072-52 introduction to 1-2 C Cable Fiber Budget A-2 Cable specifications 1000BASE-SX/LX network 2-2 1000BASE-T Network 2-2 100BASE-TX network 2-2 10BASE-T network 2-2 Checklist for troubleshooting 4[...]
-
Page 70
Index-2 Mode Switch setting of B-2 Module features 1-2 N Network connecting to 3-5 Network Requirements list of 2-1 P Pinout assignments console port A-6 Pinouts crossover 3-7 , 3-8 straight-through 3-7 , 3-8 Power connection 3-4 R Receive LEDs viewing of 4-1 Regulatory Compliance A-6 Related manua ls obtaining xvi Required Tools B-2 S Safety requi[...]