Toshiba PCX1000 manuale d’uso

T oshiba DOCSIS Cable Modem Owner’s Manual PCX1000/PCX1 100 Jan. 2000[...]

Copyr ight 200 0, T oshiba Corpora tion. All ri ghts res erved. This man ual may not be repr oduced, in par t or i n w hole, wi thout the per mission of T oshiba Corporati on. The content of this manual i s subjec t to chang e wi thout notice in the future. T oshiba Corporation assumes no liab ility for damages resu lting from the use o f this pr o[...]

1 T able of Content s Congratulations on Y our Purc hase 2 Cont ac t Information 2 Support I nformation 2 Sales Infor mation 2 Web Page 2 Import a nt Rules for Safe Operation 3 Installation 3 Use 4 Service 5 Overview 6 How does a c able modem w o rk? 6 How does a c able modem c onnect to a co mputer? 6 W ha t is DOCSIS? 7 Getting St arted 8 W ha t?[...]

2 Congratulati ons on Y our Purchase ! Y our ne w T oshiba DO CSIS Cable Modem will prov ide you with high-spee d acces s to the Intern et through your cable T V (CA TV) network - access es at a f raction of the tim e it takes tr aditional t elephon e modem s. In addition , your ser vice wil l be al ways connec ted. Those two features give you the [...]

3 Import ant Ru les for Safe Ope ration In addit ion to the caref ul attent ion devote d to qual ity standards in th e manuf acture of your T oshiba DOCSI S Cable M odem, s afety is a m ajor f actor in the des ign of ever y product. However , safety is your respons ibilit y , too. This section lists im portant inform ation th at will hel p assure y[...]

4 Do Not Use Near Water - Do not us e this product near w ater - for example , near a bath tub, w ash bowl, ki tchen sink or laundr y tub, in a w et baseme nt or near a swimmi ng pool, an d the lik e. Do Not Place N ear High T emperature Source - for ex ample near a stea mer , Kitch en range fire, and the like. Use Caution in Mounting This Product [...]

5 Service Do Not Remove Covers - Do not attem pt to servi ce this pro duct yourself, as op ening or r emoving covers may ex pose you t o dang erous v olt age or o ther haz ards. Refer all servi cing to qual ified serv ice per sonnel. Unplug this product from the wall outlet carefully , as the AC adaptor may be hot. Refer Servicing to Qualifi ed Ser[...]

6 Overv iew The mod em provides y ou wi th high-s peed data communic ations over the telev ision cable networ k by follow ing the widely accepted DOCSI S/MCNS stand ards being develope d by the Mult imedia C able N etwork System ( MCNS) consor tium. Those standards offer a combination of high performan ce and interopera bility among many of the cab[...]

7 What is DOCSIS? D ata O ver C able S ervi ce I nterface S peci fications. DOCSIS defines interface requi rement s for cable modems involved in hig h-speed dat a distribution over a cabl e televi sion networ k. On Nov ember 17, 1997, C able T elev ision Laborator ies, Inc. (Cabl e Labs) and it s members establ ished a for mal pa th of certific ati[...]

8 Getting St arted What’s in t he Box? Make sure tha t you’ve recei ved the fol lowi ng items. I f any it em is mi ssing or da maged, cont act your d ealer i mmediatel y . ♦ T oshiba DOC SIS Cabl e Mode m ♦ Ethernet Ca ble (6feet) ♦ AC Adaptor ( AD-1 21AN) ♦ St a n d ♦ This manu al Front Panel LEDs Connectors and Switches Refer to the[...]

9 Diagnostics The Cabl e Modem has fiv e stat us LEDs for diag nostics. Y ou can monitor the LEDs during i nstall ation and w hen you ar e using. T able 1 shows C able M odem st atus LEDs a nd identi f ies w hat each LED l ight mea ns. This table will help you to diagnose problems . Function Color Definition Power Green - dark for power off - solid[...]

10 How to Use the S t and Please att ach the st and to th e bottom of the ca ble mode m[...]

11 Specifications The T o shiba DOCSIS Cable Modem is DOCS IS/MCNS compliant. Receiv er Physi cal S peed: 30 Mbp s (64QAM ) / 43 Mb ps (256QAM) Symbo l rate: 5.0 56941 Msym/ sec (6 4QAM); 5.360537 M sym/sec (25 6QAM) Demodul ation: 64QAM / 25 6QAM Bandwid th: 6 MHz Frequency range: 88 MHz to 860 MHz (edge-to-edge) in 62.5 kHz steps Input sig nal le[...]

12 Q & A Q: How to connect the cable modem to the hub/swit ch ? A: Cable Modem is connect ed to the uplink port on the hub /switch. Or use cross-ov er Ethernet c able to c onnect the normal port on the h ub/switch. Please make sur e that hub/swit ch support s 10BASE-T . Cabl e modem support s only 10BASE-T . Q: Do I need to t urn off the cabl e[...]

13 FCC Complia nce This T oshib a DOCSIS Cable Modem has been teste d and found to co mply with the limit s for a Class B personal c omputer an d p eripheral s, pursua nt to Par t 15 of the FC C Rules. These limit s are desi gned to provi de reason able pr otection against har mful interfere nce in a resi denti al install ation. This equi pment ge [...]

14 Glossar y 10BA SE-T Unshielde d, twi sted p air cabl e with an R J-45 co nnector , used wi th Etherne t LAN. “10” indicates the speed ( 10 Mbps), “Base” re fers to baseba nd technol ogy , and “T” mea ns twis ted pair ca ble. Cable TV Coax Cable t hat allows wide bandw idth transmissi on ov er long dist ances. Coaxial cable (coax ) co[...]

15 Modem registration The proc ess the T os hiba Cabl e Mode m uses to make it self know n to the headen d equipme nt. Once au thoriz ed by the r outer , the modem is assigned up stream and downstream channel s for dat a communicatio n. Network driver A (sof tware) file include d wi th the Ethern et card. T he file is loade d on the com puter to al[...]

Inst allin g the Cable Mode m T o avoid th ermal probl ems, al low at l east one inc h spacing b etween the ventil ation holes and any obj ect to either si de of the unit. It's best to hav e no obstructions on top o f the unit. The top of the u nit s hould be at least two inches from any obstructi on. Connect th e cable modem usi ng the follow[...]