3Com 1000BASE-SX GBIC Посібник з монтажу - Сторінка 2
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Technical Specifications
1000BASE-SX SFP Transceivers
The 1000BASE-SX SFP transceiver supports a direct connection to 62.5-micron or 50-micron multimode fiber-optic cable.
Table 1 shows the ranges for each connection.
Table 1 1000BASE-SX SFP Multimode Transmission Ranges
Modal
Diameter
Bandwidth
Transmission Range in
Fiber Type
(microns)
(MHz • km)
meters (feet)
Multimode
62.5
160
2 - 220 (6.6 - 721.8)
Multimode
62.5
200
2 - 275 (6.6 - 902.3)
Multimode
50
400
2 - 500 (6.6 - 1640.5)
Multimode
50
500
2 - 550 (6.6 - 1804.6)
Table 2 shows the optical characteristics for the transmitter and receiver.
Table 2 1000BASE-SX Optical Characteristics
Parameter
Symbol
Minimum
Transmitter:
Output Optical
Pout
-9.5
Power (Average)
Receiver:
Optical Input Power
PR
-17
1000BASE-LX SFP Transceivers
The 1000BASE-LX SFP Transceiver supports these connections:
Direct connection to single-mode fiber optic cable.
■
Connection to multimode fiber through a conditioned launch cable.
■
Table 3 shows the transmission ranges for each connection.
Table 3 1000BASE-LX SFP Multimode and Single-mode Transmission Ranges
Modal
Diameter
Bandwidth
Transmission Range in
Fiber Type
(microns)
(MHz • km)
meters (feet)
Multimode
62.5
500
2 - 550 (6.6 - 1804.6)
Multimode
50
400
2 - 550 (6.6 - 1804.6)
Multimode
50
500
2 - 550 (6.6 - 1804.6)
Single-mode
9
-
2 - 10,000 (6.6 - 32,810)
Table 4 shows the optical characteristics for the transmitter and receiver.
Table 4 1000BASE-LX Optical Characteristics
Parameter
Symbol
Minimum
Transmitter:
Output Optical
Pout
-9.5
Power (Average)
Receiver:
Optical Power
P
-20
IN
Typical
Maximum
Unit
-6.5
0
dBm
0
dBm
Typical
Maximum
Unit
-3
dBm
-3
dBm
Technical Support
The following options are available for technical support:
In the first instance, contact your network supplier.
■
Check the 3Com knowledgebase at
■
http://knowledgebase.3com.com
Browse the 3Com web site at
■
http://www.3com.com
Please have your product model name, part number and
serial number (found on underside of transceiver) along
with all relevant details of the problem to hand before
calling your network supplier or 3Com.
Here is a list of worldwide technical telephone support
numbers. These numbers are correct at the time of
publication. Refer to the 3Com web site for updated
information.
Country
Telephone Number
Asia, Pacific Rim
Australia
1 800 678 515
Hong Kong
800 933 486
India
+61 2 9424 5179 or
000800 650 1111
Indonesia
001 803 61009
Japan
00531 616 439 or
03 5977 7991
Malaysia
1800 801 777
New Zealand
0800 446 398
Pakistan
+61 2 9937 5083
Philippines
1235 61 266 2602 or
1800 1 888 9469
P.R. of China
10800 61 00137 or
021 6350 1590 or
00800 0638 3266
Singapore
800 6161 463
S. Korea
00798 611 2230 or
02 3455 6455
Taiwan
00801 611 261
Thailand
001 800 611 2000
Europe, Middle East, and Africa
From anywhere in these
+44 (0)1442 435529
regions, call:
From the following countries, you may use the
numbers shown:
Austria
01 7956 7124
Belgium
070 700 770
Denmark
7010 7289
Finland
01080 2783
France
0825 809 622
Germany
01805 404 747
Hungary
06800 14466
Ireland
1800 509359
Israel
1800 943 2632
Italy
199 161346
Luxembourg
800 29880
Netherlands
0900 777 7737
Norway
815 33 047
Poland
00800 441 1357
Portugal
707 200 123
South Africa
0800 991196
Spain
9 021 60455
Sweden
07711 14453
Switzerland
08488 50112
U.K.
0870 241 3901
Country
Telephone Number
Latin America
Antigua
1 800 988 2112
Argentina
0 810 444 3COM
Aruba
1 800 998 2112
Bahamas
1 800 998 2112
Barbados
1 800 998 2112
Belize
52 5 201 0010
Bermuda
1 800 998 2112
Bonaire
1 800 998 2112
Brazil
0800 13 3COM
Cayman
1 800 998 2112
Chile
AT&T +800 998 2112
Colombia
AT&T +800 998 2112
Costa Rica
AT&T +800 998 2112
Curacao
1 800 998 2112
Ecuador
AT&T +800 998 2112
Dominican Republic
AT&T +800 998 2112
Guatemala
AT&T +800 998 2112
Haiti
57 1 657 0888
Honduras
AT&T +800 998 2112
Jamaica
1 800 998 2112
Martinique
571 657 0888
Mexico
01 800 849CARE
Nicaragua
AT&T +800 998 2112
Panama
AT&T +800 998 2112
Paraguay
54 11 4894 1888
Peru
AT&T +800 998 2112
Puerto Rico
1 800 998 2112
Salvador
AT&T +800 998 2112
Trinidad and Tobago
1 800 998 2112
Uruguay
AT&T +800 998 2112
Venezuela
AT&T +800 998 2112
Virgin Islands
57 1 657 0888
1 800 876 3266
North America
3Com Corporation, Corporate Headquarters
5500 Great America Parkway,
Santa Clara, CA 95052-8145, USA
To learn more about 3Com products and services, visit
our Word Wide Web site at www.3com.com.
All specifications subject to change without notice.