Instruction/ maintenance manual of the product ADH16SB ALFA
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Quick Inst allation Gu ide for 16/2 4/32 po rts Dual Spe ed Hub ADH16SB ADH24SB ADH32SB.
FCC COMPLIANCE STA TEMENT This equipment generates and uses radio frequency energy and if not installed and used properly, that is, in strict accordance with the instructions provided with the equipment, may cause interference to radio and TV reception.
Chapter 1 Introduction ....................................1 Chapter 2 Features & Specifications .................3 Chapter 3 Package Contents .............................5 Chapter 4 Physical Description ........................6 Chapter 5 Installation .
1 1 Introduction Congratulations on your purchase of this rackmount stackable dual-speed hub. Migrating from traditional 10Mbps Ethernet to 100Mbps Fast Ethernet is now simple and affordable with these dual-speed hubs.
Dual-Speed hub with internal switching function automatically switches data traffic between devices running at different speed, which allows communications between ports running at 10Mbps and ports running at 100Mbps.
2 2 Features & Specifications (1) Features Consists of one internal 10Mbps Ethernet segment and one internal 100Mbps Fast Ethernet segment. Supports Auto-Sensing RJ45 ports which automatically sense and select optimum speed and route data traffic to corresponding internal segments.
(2) Specifications Standards : IEEE 802.3 & 802.3u 10/100Mbps Ports : RJ45 x 16 (16-Port Rackmount Dual Speed Hub) or RJ45 x 24 (24-Port Rackmount Dual Speed Hub) or RJ45 x 32 (32-Port Rackmount D.
5 3 3 Package Contents One Stackable Dual - Speed Hub One power cord User s manual Stacking Cable Rackmount accessories 16 - Port Rackmount Dual Speed hub 24 - Port Rackmount Dual Speed hub 32 - Port .
LNK ACT 100M 12 3 4 5 6 78 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 LNK ACT 100M 10M COL 50+ 30 10 5 1 UTIL % 50+ 30 10 5 1 UTIL % 100M COL Power Switch 24-Port 10/100Mbps Dual Speed Stackable E.
LNK ACT 100M 1 23 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 LNK ACT 100M 10M COL 50+ 30 10 5 1 UTIL % 50+ 30 10 5 1 UTIL % 100M COL Power Switch 32-Port 10/100Mb.
Switch (Internal Switch) Green Lit Off The internal switch is active One for the whole Hub The internal switch is inactive (2) LED Table 4 - 1 LED description 8 LED Color Status Description Number of LED PWR (Power) LNK/ACT (Link/Activity) 100 Mbps COL (Segment Collision) UTIL.
5 5 Installation 1. Operating Environment These Dual Speed Hubs must be installed and operated within the limits of specified operating temperature and humidity (see previous section under Specifications). Do not place objects on top of the unit. Do not obstruct any vents at the sides of the unit.
4. Stacking Hubs Together These Dual Speed Hubs provide two stacking ports. Users may connect two hubs using the supplied stacking cable. Connect one end of the stacking cable to the IN stacking connector of the hub and the other end of the stacking cable to another hub OUT stacking connector.
11 5. Connecting the power Connect the power cord to the power socket on the rear panel of the unit. Connect the power cord to the power outlet and turn on power switch.
6 6 Tr ouble - shooting 1. Power LED is not lit Check if the power cord is properly connected to the power outlet and the hub. Make sure the power switch on the hub is turned ON. . 2. Link Status LED is not lit Check the power switch of the network devices attached to the hub, make sure they are turned ON.
An important point after buying a device ALFA ADH16SB (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought ALFA ADH16SB 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 ALFA ADH16SB - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, ALFA ADH16SB you will learn all the available features of the product, as well as information on its operation. The information that you get ALFA ADH16SB will certainly help you make a decision on the purchase.
If you already are a holder of ALFA ADH16SB, 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 ALFA ADH16SB.
However, one of the most important roles played by the user manual is to help in solving problems with ALFA ADH16SB. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device ALFA ADH16SB 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
