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Planet Palm-Top EH-501, User Manual

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Planet Palm-Top EH-501 User Manual Download Page 14

12

3.Verify if the network cable from the Hub to

workstation is straight-through and is not cross-
overed.

4.Verify if the wires to the phone jack pins are

connected correctly and the connections are not
faulty.

SYMPTON: 

When port auto-partitioned out.

SOLUTION:

1.Use another Ethernet adapter to verify if the

original Ethernet adapter malfunctions.

2.Connect the twisted-pair cable to another

concentrator to verify if the twisted-pair cable can
work well.

Summary of Contents for Palm-Top EH-501

Page 1: ...Palm Top 5 8 Port Ethernet Hub EH 501 EH 801 Version 2 0 ...

Page 2: ...t to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the Instruction manual may cause harmful interference to radio communications Operation of this equipment...

Page 3: ...HE REAR PANEL OF EH 501 EH 801 4 PRODUCT CHARACTERISTICS 5 IEEE 802 3 5 CHAPTER 3 INSTALLATION 7 GETTING READY TO INSTALL THE EH 501 EH 801 7 INSTALLING THE HUB 7 LINKING ETHERNET NODES TO THE HUB 8 INTERCONNECTING THE HUBS THROUGH STP PORTS 9 CONNECTION THROUGH THE BNC PORT 9 CHAPTER 4 TROUBLESHOOTING 11 CHAPTER 5 PRODUCT SPECIFICATION 13 ...

Page 4: ...fore your installation please read the following for more detail about your installation EH 501 EH 801 is shipped in a box that contains the following accessories Please contact with your authorized dealer if any thing is missed One EH 501 EH 801 Hub This User s Manual AC Adapter 7 5VDC Screws for wall mounting ...

Page 5: ...r bridge and workstations or additional concentrators The Cover Panel of EH 501 EH 801 On the cover panel of this Hub there are Power Collision LED EH 501 and ports Active LED indicators For each RJ 45 STP port there are one LED indicators LINK and Receiving LED These LEDs help in diagnosing line troubles and indicate the status of data transmission Pwr 1 2 3 4 5 6 7 8 UpLink Link Activity EH 801 ...

Page 6: ...tatus as below LEDs Status Description Power Steady Green Indicate Power ON ok Collision Blink Red Indicate collision detected in any port Link Activity Steady Blink Green Lit as UTP port connected Blinks as data receiving The Rear Panel of EH 501 EH 801 As shown in Figure 2 2 Figure 2 2 Rear Panel of EH 501 EH 801 ...

Page 7: ...UTP cable installed in the building that is wired through the telephone punch down block to wire directly from the workstation to the EH 501 EH 801 Hub The network cable that runs from the EH 501 EH 801 Hub to the network station is called a cable segment The maximum number of cable segments between any two stations is Five 5 segments The maximum distance for a cable segment is 328 feet 100 meters...

Page 8: ...um nodes per cable segment 30 1 Cable types RG 58 RG 58 A RG 58 U RG 58A U Shielded Unshielded Twisted Pairs AWG 22 24 26 Maximum length of a cable segment 606 feet 185 m 328 feet 100 m Maximum repeater sets 4 ...

Page 9: ...external AC power adapter 7 5 V DC output 400 700mA required Warning Please make sure you are using a power adapter of the right type otherwise the warranty will be invalidated Make sure there is enough room to service the Hub and to make cable connections to the rear panel Avoid direct sunlight heat vents and warm air exhaust from other equipment Installing the Hub You can place the Hub on a desk...

Page 10: ...of the power adapter into a grounded power outlet Now the Power LED indicator on the cover panel of the Hub should be lit If this LED is still off check the cable connection or refer to Chapter 4 Troubleshooting If you want to power off the Hub unplug the power adapter from the grounded power outlet Linking Ethernet Nodes to the Hub You can connect a workstation or file server to the EH 501 EH 801...

Page 11: ... other end of the straight cable into one of the Uplink ports of the second hub 3 Repeat Steps 1 and 2 to interconnect the other Hubs Figure 3 2Interconnecting the Hub through straight cable 3 The limitation in cascading is no more than 5 hubs can be daisy chained Connection through the BNC Port For EH 801 users can also connect the network devices through the BNC port please refer to the followin...

Page 12: ...erver 2 Connect one end of a thin coaxial cable to the T connector on the BNC port of the Hub 3 Connect the other end of the thin coaxial cable to the T connector on the BNC port of the workstation or file server Note Please make sure both ends of the RG 58 BNC cable are terminated with a 50 ohm terminator ...

Page 13: ...tus of the original power adapter 3 If a volt meter is available measure the voltage on the nylon connector which is plugged into the concentrator 4 If a volt meter is not available and the second power adapter does not fix the problem contact the authorized dealer from whom you purchased your concentrator for assistance SYMPTOM The Link LED is not lit SOLUTION The Link LED is not on after a works...

Page 14: ...es to the phone jack pins are connected correctly and the connections are not faulty SYMPTON When port auto partitioned out SOLUTION 1 Use another Ethernet adapter to verify if the original Ethernet adapter malfunctions 2 Connect the twisted pair cable to another concentrator to verify if the twisted pair cable can work well ...

Page 15: ... EH 801 Transmission Rate 10Mbps baseband Power Adapter 7 5 VDC 400 700 mA Physical Dimensions 130 x 90 x 30 mm EH 501 200 x 100 x 30 mm EH 801 WxDxH Net Weight 0 13 KG EH 501 0 33 KG EH 801 Operating Temperature 0 45 degree Centigrade Storage Temperature 40 70 degree Centigrade Operating Humidity 10 80 non condensing Storage Humidity 5 90 ...

Page 16: ...EM501801V2 ...

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