3Com 3CB9LF20R - CoreBuilder 9000 100BTX Switching Module Expansion Installationshandbuch - Seite 3
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WARNING: The fiber optic lasers used in 3Com GBIC ports meet the
regulatory requirements for casual exposure to the eye. As with any
source of bright light, however, 3Com recommends that you do not look
into the laser light source.
FDA Class 1 Laser Device
This product complies with U.S. Department of Health and Human
Services Rules 21 CFR Subchapter J applicable at date of manufacture.
IEC 825, Class 1 Laser Devices are for connection only to Class 1 Laser
Devices. Multimode and single-mode fiber optic interfaces use lasers.
Inserting the
Before you connect the system to the Gigabit Ethernet network, first
Transceiver
insert the transceiver into the GBIC port on the system, as described in
this section. The procedure is similar for all relevant CoreBuilder
To ensure optimal performance, compatibility, and regulatory compliance,
use only GBIC transceivers that 3Com supports. For a list of GBIC devices
that are qualified for the CoreBuilder 3500, 9000, and 9400, see this
3Com Web site:
http://www.3com.com/gigabit_ethernet/gbics
1 Read and follow the instructions in "Safety Precautions" earlier in this
guide.
2 Orient the transceiver so that the duplex SC connector is toward you.
CAUTION: GBIC transceivers are keyed and can be properly inserted only
one way. If the transceiver does not click when you insert it, turn it over
and reinsert it.
a Figure 2 shows how to insert the transceiver into a CoreBuilder 3500
GBIC port.
b Figure 3 shows how to insert the transceiver into a GBIC port on the
CoreBuilder 9000 7-slot chassis. Installation in the 8-slot and 16-slot
chassis is the same except that the chassis ports are oriented vertically.
70-km Gigabit Ethernet GBIC Transceiver Installation Guide
CLASS 1
LASER PRODUCT
3
®
chassis.