Table of Contents
1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . 1
The 0402 Ethernet Pocket Hub . . . . . . . . . . . . . . . . . . . . . . .1
0403 Pocket Hub Features . . . . . . . . . . . . . . . . . . . . . . . . . . . .1
Networking the 0402 Pocket Hub . . . . . . . . . . . . . . . . . . . . . . .2
0402 Ethernet Pocket Hub Connectors . . . . . . . . . . . . . . . . .3
RJ-45 Connectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Power Supply Adapter Connector . . . . . . . . . . . . . . . . . . . . . . .3
0402 Ethernet Pocket Hub Status Indicators . . . . . . . . . . . . . .4
Power LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Link/Transmit LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
2 SITE CONSIDERATIONS. . . . . . . . . . . . . . . . . . . . 5
Ensuring Compliance with Ethernet 802.3 . . . . . . . . . . . . . . .6
Segment Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Ensuring Correct 10BaseT Configuration . . . . . . . . . . . . . . . .7
Straight Through/Crossover Cable Orientation . . . . . . . . . . . . . .7
Straight Through/Crossover Pin Specifications . . . . . . . . . . . . . .8
3 INSTALLATION. . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Unpacking 0402 Pocket Hub . . . . . . . . . . . . . . . . . . . . . . . .9
Connecting 10BaseT Cable . . . . . . . . . . . . . . . . . . . . . . . . .10
Connecting Power to 0402 Pocket Hub . . . . . . . . . . . . . . . .10
4 OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Monitoring Power LED . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
Monitoring Link/Transmit LEDs . . . . . . . . . . . . . . . . . . . . . .11
5 MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . 12
Fault Isolation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
Technical Support Contact . . . . . . . . . . . . . . . . . . . . . . . . .12
WARRANTY STATEMENT
. . . . . . . . . . . . . . . . . . . . . . . . . . . 13
CABLE SPECIFICATIONS
. . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
0402 ETHERNET POCKET HUB SPECIFICATIONS
. . . . . . 17
Model 0402
i
15
Ethernet™ Pocket Hub™
ETHERNET CABLE SPECIFICATIONS
AUI Cable and Connector Specifications
The cable is a special 4-pair individually shielded with an overall braided
shield.
Maximum AUI Cable Length:
50 meters (165 feet)
AUI Connector Characteristics:
AUI Port:
Male DB-15 with locking posts.
AUI Connection:
Cable shell must be grounded.
Connector Legend: 1 Logic Ref.
6 Power Return 11 Logic Ref
2 Co
7 N/C
12 Receive
3 T
8 Logic Ref.
13 Power
4 Logic Ref.
9 Collision--
14 Logic Ref.
5
10 Transmit-
15 N/C
10BaseFL Cable and Connector Specifications
The physical characteristics of the 10BaseFL cable must meet or exceed IEEE
802.3 10BaseFL specifications.
10BaseFL Cable Characteristics:
Fiber Optic Cable Recommended:
62.5/125 µm multimode fiber
Optional:
100/140 µm multimode fiber
85/125 µm multimode fiber
50/125 µm multimode fiber
Fiber Optic Transmitter Power:
Average power: -15.0 dBm
Peak power: -12.0 dBm ±1dBm
Fiber Optic Receiver Sensitivity:
Average sensitivity: -27.4 dBm
Bit error rate:
≤
10
-10
Maximum Cable Length:
2000 meters (6500 feet)
10BaseFL Connector Characteristics:
ST type connectors (SMA type available upon request)
10Base5 Cable and Connector Specifications
The physical characteristics of the 10Base5 cable must meet or exceed IEEE 802.3
10Base5 specifications.
10Base5 Cable Characteristics:
Cable type:
RG8 Solid Coaxial (ThickNet)
Impedance: 50
Ω
@ 10 MHz
Capacitance:
26pF/ft
Maximum Cable Length:
500 meters (1650 feet)
Maximum number network connections:
100
Minimum distance between connections:
2.5 meters (8.2 feet)
Terminate 10Base5 cable at one end using a 50 ohm terminator and at the
other end using a 50 ohm terminator grounded to earth ground.
Maximum number of terminal devices on Ethernet network:
1024
