Instruction/ maintenance manual of the product S20 Toshiba
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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.
TOSLINE-S20 Active Star Coupler (ASC25) Instruction Manual 6 F 3B 0360 TOSLINE S20 1 Table of Contents 1. Introduction ............................................................................................................... 3 2. Overview ......
2 ASC25 Instruction Manual 9.7 Precautions on ordering cables/cords ........................................................ 38 9.8 Precautions on laying cables .
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).
4 ASC25 Instruction Manual.
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 .
6 ASC25 Instruction Manual.
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.
8 ASC25 Instruction Manual.
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 .
10 ASC25 Instruction Manual.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
22 ASC25 Instruction Manual.
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.
24 ASC25 Instruction Manual.
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.
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.
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.
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 .
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 charac.
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.
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.
32 ASC25 Instruction Manual 9.5 Method of F07 optical connector assembly Assembly work of optical connector shall conform to the following-given steps.
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.
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).
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.
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.
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).
38 ASC25 Instruction Manual 9.7 Precautions on ordering cables/cords On ordering the cables and cords, the following-listed precautions shall be observed.
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.
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.
An important point after buying a device Toshiba S20 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Toshiba S20 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Toshiba S20 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Toshiba S20 you will learn all the available features of the product, as well as information on its operation. The information that you get Toshiba S20 will certainly help you make a decision on the purchase.
If you already are a holder of Toshiba S20, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Toshiba S20.
However, one of the most important roles played by the user manual is to help in solving problems with Toshiba S20. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Toshiba S20 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
