Instruction/ maintenance manual of the product 3C18320 3Com
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FDDI MIC M EDIA M ODULE 3C18320 U SER G UIDE Interworking Information The 3Com® FDDI MIC Media Modul e has been desi gned to th e ANSIX3T 9.5 PMD stan dar d. The FDD I MIC Med ia Modu le can tran smit (Tx ) and receive (Rx) FDDI 100Mbi t/sec tr affi c over mul ti-mode Fi ber Optic cable.
Installation W ARNING: On ly qua lifie d perso nnel shou ld ins tall this d evic e. Use an earthed wris t-band! Keying your FDDI Conn ect ors Keys ar e pr ovid ed to enable you to set up M, S, A or B connecto r keying on the FDDI MI C Media M odul e. The con nectors on the fibe r cable wi ll have, or can be set up to hav e, matchin g keys.
Figure 2 Removing a key Y ou may find an alternati ve type of key use d. In that even t, place the keye d lug, lett er upmo st, into the cu t-out in the case and la y the key do wn with the slots towar ds t he edge connecto r of the module. Push gently , down and towards the fr ont of t he unit, to enga ge the latch.
Instal ling in a LinkSw itch Hub Remove t he b lanking plate fr om th e hub which i s to r eceive the FDDI MIC Media Modu le. Th e rel evant manua l will tel l you wher e to fin d the plate. 1 Keep t he bla nking plate in a sa fe p lace so that i t c an be re placed i f th e FDDI MI C Media Modu le is r emove d.
Operation Power up the chassis or hub. The FDDI MIC Medi a Module will oper ate corr ectly onc e power is applied . Optica l Safety Under most normal viewing conditions ther e is no eye hazar d from the Tx launche r LED. It is reco mmended howeve r , that the LED is not vie wed thr ough any magnifyi ng device, whilst po w er ed on.
An important point after buying a device 3Com 3C18320 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought 3Com 3C18320 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 3Com 3C18320 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, 3Com 3C18320 you will learn all the available features of the product, as well as information on its operation. The information that you get 3Com 3C18320 will certainly help you make a decision on the purchase.
If you already are a holder of 3Com 3C18320, 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 3Com 3C18320.
However, one of the most important roles played by the user manual is to help in solving problems with 3Com 3C18320. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device 3Com 3C18320 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
