Acer ALH-316ds, User Manual

Page 1: ...16 24 port 10 100 Mbps Ethernet Hub User s Guide Acer Ethernet Hub ALH 316ds 324ds update ALH 316_324UM qxd 11 10 99 8 42 AM 1 ...

Page 2: ...ic mechanical magnetic optical chemical manual or otherwise without the prior written permission of this company Disclaimer Acer Netxus Inc reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation to notify any person of such revision or changes Brand and product names are trademarks and or registered trademarks of their respecti...

Page 3: ...II Table of Contents 1 Introduction 1 2 Hardware Installation 2 3 Hardware Description 8 4 Trouble shooting 14 5 Specification 15 update ALH 316_324UM qxd 11 10 99 8 42 AM I I ...

Page 4: ...correctness of the LEDs and start to work 1 1 Product configuration The product configuration inside the package is shown in the Figure 1 1 Please check the contents of the package if there is any missing part before using the hub The accessories of this product include ALH 316ds 324ds dual speed hub 1 piece Power cord 1 piece Hangers and pads 1 pack User guide 1 book Stacking cable SCSI II 1 piec...

Page 5: ...el of this hub as shown in Figure 2 1 and 2 2 Figure 2 1 Front panel Figure 2 2 Rear Panel Before installing the hub you have to find a solid working surface to place the hub and make sure the equipment is not close to any high voltage power source or over heated sources Also keep away from electronic equipment sensitive to electronic interface The brief procedures of installing your hub should be...

Page 6: ...the wall turn on the power and check if the power LED lights up If it lights up then the hub is ready to be connected to the network See Figure 2 3 Figure 2 3 Connecting to the power 2 2 Connecting to computers Make sure the hub is ready for networking by checking if the PWR indicator displays 1 Shut down the computer and install an adapter card in 2 Plug in the one end of UTP STP cable to the RJ ...

Page 7: ...ellow Fan Fail Fan inside is fail 10 Collision Yellow 10 Collision Collision in 10 Mbps segment 100 Collision Yellow 100 Collision Collision in 100 Mbps segment 10 Utilization Green Utilization Utilization ratio in 10 Mbps Yellow ratio segment 100 Utilization Green Utilization Utilization ratio in 100 Mbps Yellow ratio segment Master Green Master Bridge function disabled 8 12 Slave Green Slave Bri...

Page 8: ...sion If there s any collision happened in 10 Mbps or 100 Mbps domain then the 10 Collision or 100 Collision LEDs will be lit up Master When the system is master hub the Master LED will be lit on Green Slave When the system is slave hub the Slave LED will be lit on green 2 3 2 Port indicators 100 When the port is linked with 100 Mbps equipment the LED will be lit on GREEN Linking with 10 Mbps one i...

Page 9: ...ps domain Speed Color Utilization 10M 10Mbps Green 5 15 25 Yellow 35 55 100M 100Mbps Green 5 15 25 Yellow 35 55 Figure 2 5 Network utilization indicators The number of utilization is in percentage For example 15 of 100M means 15 of 100 Mbps 55 of 10M means the utilization is more than 55 of 10Mbps update ALH 316_324UM qxd 11 10 99 8 42 AM 6 ...

Page 10: ...pplied with the unit see Figure 2 6 4 Place the hub in the rack and align the holes in the mounting bracket with the holes in the rack chassis see Figure 2 7 5 Insert two mounting screws the rack mount equipment should provide these screws into each of the mounting brackets and tighten with a suitable screwdriver Figure 2 6 Attaching mounting brackets 8 screws M3x5 Figure 2 7 Attaching mounting br...

Page 11: ...her hub switch with it s uplink port to the normal port of ALH 316ds 324ds See Figure 3 1 1 Place the hub switch on a stable surface 2 Use one end of the UTP STP cord to connect to the uplink port of the hub switch 3 Use the other end of the UTP STP cord to connect to the normal port of ALH 316ds 324ds 4 Check the status of Link LED If the Link LED is lit on green then it works normal 5 Then you c...

Page 12: ...work normally 3 3 Network topology for AcerHub ALH 316ds 324ds The factors for ALH 316ds 324ds dual speed network implementation are For stand alone one the ALH 316ds 324ds consists of separate 10Mbps and 100Mbps network domains with one built in switch to inter connect the data in domains as shown in Figure 3 2 Figure 3 2 Separate domains in ALH 316ds 324ds Normal hub port Bridge port 10 100Mbps ...

Page 13: ...316ds 324ds Note 1 To concern the convenience of the cross wiring connection between hubs ALH 316ds 324ds provide 1 cross over port marked as X 2 The up link port utilizes the first connection port with X sign When you connect to another hub by this uplink port The built in switches in slave hubs will be disabled automatically to avoid data looping from multiple inter connections of hubs as shown ...

Page 14: ...s shown in Figure 3 6 PCs with 10 100Mbps network adapter cards will auto negotiate and switch the network speed to 100Mbps They transmit data at 100Mbps and form the 100Mbps network domain as shown in Figure 3 6 Figure 3 6 Network domains and bridged uplink The data in 10Mbps or 100Mbps domain will be inter connected by internal built in switch in the Master hub consequently All hubs delivering d...

Page 15: ...e stacked together users can connect to hubs by the bridge uplink port in master slave hubs as shown in Figure 3 7 Figure 3 7 Connect to Ethernet Hubs 3 4 2 Connecting to Ethernet Switches The factors governing hub and switch interconnection are The hubs are only connected to Ethernet switches by an uplink port ALH 316ds 324ds will automatically work at 100Mbps network speed when connected to 10 1...

Page 16: ...es by the uplink port 3 5 Application With this application diagram you can clearly see the possibility what ALH 316ds 324ds can do for you in expand your network See Figure 3 9 Figure 3 9 Application diagram Notice Use UTP Cat 5 to connect to 100 Mbps equipment and UTP Cat 3 4 5 to connect to 10 Mbps one 13 update ALH 316_324UM qxd 11 10 99 8 42 AM 13 ...

Page 17: ...he other party is a 4 Make sure ALH 316ds 324ds hub or LAN switch the normal port is connected to the connected ports signal other hub s or switch s uplink could be cross over port is connected the other s normal port 5 The UTP cable is 5 Try another normal cable broken or it is cross overed cable 100 LED is not lit The auto negotiation 1 Check if you force the when connected to a function is fail...

Page 18: ...pecifications CSA and UL Listed No 18 AWG minimum type SVT or better in mechanical serviceability Terminated in a moulded pm NEMA type 5 15 or 6 15P for 120VAC or 250VAC respectively or male attachment cap at one end the other end terminates in a moulded on IEC type CEE 22 female connector body Dimension Standards 19 inches rack mount size Environment Temperature 0 50 C Humidity 20 80 non condensi...

Page 19: ...inety days or for the remainder of the initial warranty period whichever is longer ANI shall not be responsible for any software firmware information or memory data of customer contained in stored on or integrated with any products returned to ANI pursuant to any warranty Before you obtain warranty service you must request an RMA Return Materials Authorization number by calling faxing or writing A...

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