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VIII. Troubleshooting 

 

 

Hub Not Seen

 

Make sure you have installed all Windows

®

 updates and patches 

pertaining to USB. These are available on Microsoft’s® website. 

Make sure all cables are properly connected. 

 

 

Hub Not Working After Reboot

 

Unplug the uplink cable (and the AC adapter cable if it is connected) 

from the hub. The uplink cable is plugged into the “Upstream Port” 

shown in section VI. Wait 2 seconds. Plug the cable(s) back in. 

 

 

Hub Not Seen on a laptop 

USB 2.0 Hubs may not work on all laptops. Try the hub on a desktop 

computer to confirm functionality of the hub. If this works, contact 

your computer dealer. 
 

If you continue to experience problems contact customer support at: 

www.jascoproducts.com

Page 11 

Summary of Contents for HO98751

Page 1: ...HO98751 Rev 1 USB 2 0 4 Port TetraHub I IN NS ST TR RU UC CT TI IO ON N M MA AN NU UA AL L www jascoproducts com...

Page 2: ...TY INSTRUCTIONS 5 IV POWER MODE SETTING 6 V HARDWARE INSTALLATION 8 VI TETRAHUB ACCESSORIES 9 VII SOFTWARE INSTALLATION WINDOWS 98 10 VIII TROUBLESHOOTING 11 IX TECHNICAL SPECIFICATIONS 12 X FCC COMPL...

Page 3: ...u to receive the maximum possible bandwidth for all of your USB 2 0 and 1 1 devices Please read this entire manual carefully before using your TetraHub Follow the instructions to prevent damage to the...

Page 4: ...device Use any combination of USB 1 1 and 2 0 devices the TetraHub will adapt to give you the greatest bandwidth possible for each device FEATURES USB 1 1 and 2 0 compatible Full speed guaranteed for...

Page 5: ...e reference Keep this equipment away from humidity Do not expose to moisture Replace if damaged Replace if you see obvious signs of breakage If you cannot get it to work according to this instruction...

Page 6: ...ower adapter In this mode the hub is provided with 500 milliamps for all 4 ports This should be adequate for mice keyboards and other low power devices The second is self power mode which requires the...

Page 7: ...This will indicate that an AC power adapter is necessary for your application If you are not sure or if device performance is poor use the AC adapter An AC adapter can be purchased from our website f...

Page 8: ...ary updates required to support USB These can be found on Microsoft s website 2 Plug the USB connector of the Tetrahub into the USB port of your computer or hub The power LED should illuminate 3 Windo...

Page 9: ...e has been connected to a non high speed port Your hub will function properly however it will function at the USB 1 1 speed of your USB port VI TetraHub Accessories AC Power Adapter for just 9 99 http...

Page 10: ...automatically run the Add New Hardware Wizard 3 When the initial screen appears introducing the Add New Hardware Wizard click Next 4 Select Search for the best driver for your device Recommended and...

Page 11: ...able and the AC adapter cable if it is connected from the hub The uplink cable is plugged into the Upstream Port shown in section VI Wait 2 seconds Plug the cable s back in Hub Not Seen on a laptop US...

Page 12: ...1 5 Mbps Upstream Ports Series A plug x 1 Downstream Ports Series A receptacle port x 4 LEDs 1 Power Indicator 4 Port Activity Indicators Power Bus Power No Adapter 100 milliamps A maximum of 1 high...

Page 13: ...s no guarantee that interference will not occur in television reception which can be determined by turning the equipment off and on the user is encouraged to try and correct the interference by one or...

Page 14: ...ress or implied Some states do not allow limitations on how long an implied warranty lasts or permit the exclusion or limitation of incidental or consequential damages so the above limitations may not...

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