3Com Baseline Switch Kullanıcı El Kitabı - Sayfa 3
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3 C O M
®
B A S E L I N E S W I T C H E S D ATA S H E E T
Specifications
Total Ports
3C16470: 16 autosensing 10/100
3C16471: 24 autosensing 10/100
3C16475A: 24 autosensing 10/100, 2 dual purpose
10/100/1000 or SFP (26 ports total
maximum)
3C16476A: 48 autosensing 10/100, 2 dual purpose
10/100/1000 or SFP (50 ports total
maximum)
3C16477: 8 autosensing 10/100/1000
3C16478: 16 autosensing 10/100/1000
3C16479: 24 autosensing 10/100/1000
Standards Conformance
ISO 8802-3
IEEE 802.3 (Ethernet)
IEEE 802.3u (Fast Ethernet)
IEEE 802.1d (bridging)
IEEE 802.3x (flow control)
IEEE 802.3ab (Gigabit Ethernet)
IEEE 802.1p (traffic prioritization)
Media Interfaces
10/100/1000BASE-TX/RJ-45
MAC Addresses
3C16470, 3C16471, and 3C16475A: 4000
3C16476A and 3C16477: 8000
3C16478 and 3C16479: 32,000
Ethernet Switching Features
Wirespeed, non-blocking Layer 2 switching; Store-
and-forward forwarding; Full-/half-duplex
auto-negotiation; 802.1p traffic prioritization (pri-
ority queuing)
Electrical Power
Power inlet:
IEC 320
AC line frequency:
47/63 Hz
Input voltage:
100-240 VAC
Current rating:
1A (max)
Maximum power consumption:
3C16470 – 15W,
3C16471 and 3C16475A – 20W,
3C16476A – 56W,
3C16477 – 28W,
3C16478 – 36.5W,
3C16479 – 45.7W
Maximum power dissipation:
3C16470 – 52 BTU/hr,
3C16471 – 68 BTU/hr,
3C16475A – 68.3 BTU/hr,
3C16476A – 184.3 BTU/hr,
3C16477 – 95.6 BTU/hr,
3C16478 – 124.6 BTU/hr,
3C16479 – 56 BTU/hr
LED Indicators
Module active (3C16475A and 3C16476A only),
Power, Network traffic/Duplex mode, Link sta-
tus/Speed
Operating Temperature:
0° to 50°C (32° to 122°F)
Humidity: 10 to 90% (non-condensing)
Safety
UL 1950, EN 60950, CSA 22.2 #950 IEC 60950
Emissions
EN 55022 Class A, FCC Part 15 Subpart B Class A,
ICES-003 Class A, VCCI Class A,
AS/NZS 3548 Class A, CNS 13438 Class A
Environmental
EN 60068 (IEC 68)
Immunity
EN 55024
Physical Dimensions
Height: 44 cm (17.3 in)
Depth: 3C16470, 3C16471, 3C16475A, 3C16477,
3C16478 and 3C16479 – 17.3 cm (6.8 in);
3C16476A – 23.5 cm (9.3 in)
Width: 4.4 cm (1.7 in)
Weight: 3C16470, 3C16471, 3C16475A, 3C16476A
and 3C16477 – 2.6 kg (6 lb);
3C16478 – 1.87 kg (4.12 lb); 3C16479 – 1.96 kg
(4.32 lb)
Package Contents
Baseline Switch
Rubber feet
Rack-mount kit
User's guide
Hardware Warranty and Non-Warranty Services
Limited Lifetime Warranty, for as long as the origi-
nal customer owns the product, or five years after
product discontinuance, whichever occurs first.
After registering the product online, other free
support services such as 90 days free telephone
support and next business day advanced hardware
replacement may also be available, depending on
the region. Please refer to warranty information
card product insert for details.
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