Instruction/ maintenance manual of the product TL421A Black Box
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B L A C K B O X ® S p l i t d a ta f ro m a s i n g le mo de m t o f o u r RS- 2 3 2 DTE s . Passive, non-powered. Operates transpar ent to data formats and speeds. 4-Port RJ-45 Modem Splitter (RS-232 on RJ-45) Or de r tol l- fre e in t he U. S . : C all 8 77- 8 77- B BOX ( ou t sid e U.
Page 2 724-746-5500 | blackbox.com 4 - Por t R J- 45 Modem S plitter ( R S -232 on R J- 45) 1 . Spe cification s Leads Supported — Pins 3, 4, 5, 7, and 8 connected straight through between the Maste.
Page 3 724-746-5500 | blackbox.com 4 - Por t R J- 45 Modem S plitter ( R S -232 on R J- 45) 3. Ins t allation There ar e no user -configurable settings in the 4-Port RJ-45 Modem Splitter . Simply connect your modem or other DCE device to the Master port, and connect your termin als or o ther DTE devices to Ports 1–4 on t he Modem Splitter .
B L A C K B O X ® Black Box T ech Support: FREE! Live. 24/7. T ech support the way it should be. Great tech support is just 30 seconds away at 724-746-5500 or blackbox.com. 724-746-5500 | blackbox.com TL 421A , ve r sio n 2 Abo ut Black Box Black B ox provide s an e xtensive range of net working and infrastruc ture produc t s.
An important point after buying a device Black Box TL421A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Black Box TL421A 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 Black Box TL421A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Black Box TL421A you will learn all the available features of the product, as well as information on its operation. The information that you get Black Box TL421A will certainly help you make a decision on the purchase.
If you already are a holder of Black Box TL421A, 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 Black Box TL421A.
However, one of the most important roles played by the user manual is to help in solving problems with Black Box TL421A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Black Box TL421A 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
