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Toshiba S20 manual

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Table of contents for the manual

  • Page 1

    6 F 3 B 0 3 6 0 TOSLINE-S20 Active Star Coupler(ASC25) Instruction Manual • Keep this instruction manual where it can be easily referred to by users and those responsible for the equipment. • Read this instruction manual carefully before using the equipment. • After this instruction manual has been read, keep it beside the equipment. Sep REQU[...]

  • Page 2

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 1 Table of Contents 1. Introduction ............................................................................................................... 3 2. Overview .........................................................................................................[...]

  • Page 3

    2 ASC25 Instruction Manual 9.7 Precautions on ordering cables/cords ........................................................ 38 9.8 Precautions on laying cables ...................................................................... 39[...]

  • Page 4

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 3 1. Introduction The brochure is an instruction manual for Active Star Coupler (ASC25) which is a modified version of general use Active Star Coupler (ASC22). The Active Star Coupler (ASC25) is specially designed to connect TOSLINE-S20 data communication network wit[...]

  • Page 5

    4 ASC25 Instruction Manual[...]

  • Page 6

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 5 2. Overview The Active Star Coupler is used for distributing fiber optic signals in a TOSLINE-S20 network . The TOSLINE-S20 is a Bus-style transmission system. If the power is off in one of the stations on this bus, communication is not possible before or after tha[...]

  • Page 7

    6 ASC25 Instruction Manual[...]

  • Page 8

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 7 3. System Configurations Adoption of the Active Star Coupler provides a system configuration illustrated below. (1) Basic configuration The maximum applicable number of F01 (FC) Type connector stations is two. The maximum applicable number of F07 Type connector sta[...]

  • Page 9

    8 ASC25 Instruction Manual[...]

  • Page 10

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 9 4. Outline of Functions (1) Basic functions When the Active Star Coupler receives a signal from one channel among ten of them, it tramsmits this signal ( unchanged ) from its remaining nine ports . The drawing given below illustrates the case that data input from P[...]

  • Page 11

    10 ASC25 Instruction Manual[...]

  • Page 12

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 11 5. Specifications The section describes the specifications of the Active Star Coupler. (1) General specifications General specifications of Active Star Coupler are given below. Item Specification Rating 100/110 V AC, 50/60 Hz 200/220 V AC, 50/60 Hz Voltage Fluctua[...]

  • Page 13

    12 ASC25 Instruction Manual (2) Functional specifications The functional specifications of the Active Star Coupler are listed below. Item Description Number of connectable stations Max. 10 for FC Type connector Silica glass optical fiber cable (JIS C6820) GI 50/125 µ m (core dia./clad dia.) Applied optical fiber for F07 Type connector H-PCF (hard [...]

  • Page 14

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 13 6. Hardware The section describes the hardware of Active Star Coupler. 6.1 Product construction (1) Active Star Coupler main unit (1 unit) Pet Name : ASC25 Product Code : SASC25*US Target apparatus for connection : TOSLINE-S20 fiber optic network stations. (Variou[...]

  • Page 15

    14 ASC25 Instruction Manual 6.3 Component identification Names of the components of Active Star Coupler are given below. Terminal block Fuse holder Optical connector Status display LED Function setting Rubber feet -S20 Figure 6.2 Front view of the unit Name Use Status display LED (TX1 to 10, POWER, COMM) Display of operational state Terminal block [...]

  • Page 16

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 15 6.4 Function setting switch Arrangement and names of function setting switches are given below. Figure 6.3 Name Description Use TX1 Setting the function of preventive measures to single-wire breaking Preventive measures to single-wire breaking TX10 Setting the fun[...]

  • Page 17

    16 ASC25 Instruction Manual On the port which entered the stop transmission, when the switch is turned to "OFF" position after the circuit operation is resumed, the transmission is reactivated on receiving signals from other port. When the switch is turned to "ON" position again, the function is also reactivated. When the functi[...]

  • Page 18

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 17 6.5 LED display Status display LEDs are found on the front panel of the unit of Active Star Coupler. Through these LEDs, the operating status of Active Star Coupler is identified. (1) Display and name of LED Arrangement and names of LEDs on the front panel of ASC2[...]

  • Page 19

    18 ASC25 Instruction Manual 6.6 Optical connector For the transmission cables of the Active Star Coupler, the optical fiber cables (cords) are used. (1) Position and name of optical connector The Active Star Coupler has ten optical connector connection ports, CH1 through CH10. They are positioned on the front panel of the unit: CH1 and CH10 are FC [...]

  • Page 20

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 19 6.7 Terminal block (1) Power supply Connect the power supply cables to the power source terminal block (M3.5 screws) of ASC25 using appropriate crimping terminals. Insufficient connection may damage the terminal block. Do not supply the power source to other users[...]

  • Page 21

    20 ASC25 Instruction Manual 6.8 Fuse holder When power source is connected, and the POWER lamp of LED is not turned ON, fuse may be blown. In that case, cut OFF the power supply, and replace the fuse in the fuse holder at front panel of the Active Star Coupler. Then turn the power source switch to "ON" position, again. Fuse rating: ......[...]

  • Page 22

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 21 7. Start up and Power down methods 7.1 Start up method (1) Connect power supply cables to individual stations which are connected to the Active Star Coupler. (2) Connect the connecting station with the Acti ve Star Coupler, or an Active Star Coupler with another A[...]

  • Page 23

    22 ASC25 Instruction Manual[...]

  • Page 24

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 23 8. Precautions on using Active Star Coupler (1) Precautions on the function of preventive means to single-wire breaking Observe the following-listed cautions on using the function of preventive mean to single- wire breaking. • Even if the function is set, it is [...]

  • Page 25

    24 ASC25 Instruction Manual[...]

  • Page 26

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 25 9. Installation and Wiring 9.1 Method for mounting the main unit The Active Star Coupler may be installed within a cubicle, on a table, or onto a panel. (1) Installation in a cubicle Unit: mm Cubicle Active Star Coupler L-shape bracket Base for the unit Support fo[...]

  • Page 27

    26 ASC25 Instruction Manual (3) Mounting Active Star Coupler onto a panel For panel mounting of the Active Star Coupler, horizontal mount shall be applied using the L-shape brackets. Do not mount the Active Star Coupler upside down or vertical position. When the mounting of the Active Star Coupler is made by using the L-shape brackets, remove the r[...]

  • Page 28

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 27 9.2 Connection of optical fiber cables (cords) Connection is made between FC Type connectors, or between F07 Type connectors. For the case of CH1 and CH10, the connectors are FC Type , so that a transmission connector (TX) of the Active Star Coupler shall be conne[...]

  • Page 29

    28 ASC25 Instruction Manual 9.3 Optical parts (1) Optical fiber cable For the optical parts of FC Type , refer to the " T2/T3 stations of the instruction manual (6 F 3B0 354 )". The following is the description on optical parts of F07 Type . As the optical fiber cable, use H-PCF (Hard Plastic Clad silica glass optical Fiber) cable that sa[...]

  • Page 30

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 29 (2) Optical fiber cord Any type of optical fiber cords may be applicable if only they have the transmission characteristics of optical fiber cable, given above, and they are connectable with F07 Type connector, further they have the following-listed mechanical str[...]

  • Page 31

    30 ASC25 Instruction Manual (3) List of optics-related parts Name Model, Rating Use Optical fiber cable (Standard optical fiber cable) 2001H-MM nn / ¨¨¨¨ 2-C-LAP 2XCCV-HC-20/07 (Main line cable) ( ¨¨ denotes cable total length.) ( nn denotes exposed cord length.) 2001H-M- ¨¨¨¨ DCV-HC- 20/07 (Cord with connector on one end) ( ¨¨ denotes [...]

  • Page 32

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 31 (2) For connecting an optical connector and an optical fiber, align the key seats, and insert the connector until "click" sound is generated. Since the optical fiber has only 200 µ m in diameter, accurate insertion is necessary to avoid increase in conn[...]

  • Page 33

    32 ASC25 Instruction Manual 9.5 Method of F07 optical connector assembly Assembly work of optical connector shall conform to the following-given steps. For detail, refer to the instruction manual attached to the assembly tools. Precautions of optical connector assembly work On assembling an optical connector, observe the following-listed precaution[...]

  • Page 34

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 33 (3) Fold the tension member, and insert the collar through the jacket of optical fiber core wire until the collar went under the cord housing. The collar shall be exposed from the edge of housing removal by 1 mm or less. Housing Collar Jacket Tension member is div[...]

  • Page 35

    34 ASC25 Instruction Manual Caution To remove the core cover (0.5 mm in diameter, semi-transparent), if the knife edge of jacket remover is damaged or if mal-manipulation of the knife is occurred, the clad (0.23 mm in diameter, transparent) of the optical fiber may be damaged (becoming cloudy in the surface). The clad of H-PCF optical fiber is an i[...]

  • Page 36

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 35 (9) Assemble the optical connector. On assembling the optical connector, care should be given not to mix the transmission side ferrule and the receiving side ferrule. Optical fiber Plug-holding cap Spring Plug casing Cord bush Projection Hole Figure 9.15 Optical c[...]

  • Page 37

    36 ASC25 Instruction Manual 9.6 Procedure of design for laying optical fiber cables For the use of TOSLINE-S20 optical fiber cable system, following-listed items shall be observed to lay cables/codes. (1) Precautions of optical fiber cable system design (A) Formulation of FC Type optical level diagram • For FC Type , refer to the " T2/T3 sta[...]

  • Page 38

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 37 Receivable range Margin Transmission side end Receiving side end • Applied optical cable gives 6 dB/km of transmission loss, (under the use of H-PCF). • Connector connection loss is 1 dB/both ends, (2 dB/both ends for non-polishing case). At 7 dB of loss (the [...]

  • Page 39

    38 ASC25 Instruction Manual 9.7 Precautions on ordering cables/cords On ordering the cables and cords, the following-listed precautions shall be observed. • Cables and cords applied shall be those specified in the instruction manual. • When the cable contractor is named, and when the cables specified in the instruction manual cannot be adopted,[...]

  • Page 40

    TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 39 9.8 Precautions on laying cables For handling optical connectors and cords, refer to the "7.4 Precautions on handling optical fiber and connector" of the instruction manual. (1) Precautions on laying cables • For the case of cable with connector, the f[...]

  • Page 41

    40 ASC25 Instruction Manual The transmission loss in the transmission line is the sum of the transmission loss across the optical fiber and the connection loss of aligner. (C) Comparison with level diagram Comparing with the level diagram which was prepared during design stage, if the transmission loss of the transmission line is abnormally large, [...]