3Com 3CR17451-91, 3CR17450-91 manual Switch, Front View Detail

Switch 3870 — Front View Detail 11

Switch 3870 —	Figure 1 Switch 3870 (24 ports) — front view
Front View Detail

																																																Stack Status/
																																																Stack Master LEDs
																																		Port Status LEDs														Fault LED			Power/Self Test LED
																																											Module Activity LED								Module Status LED
																																																				Console Port
																		1		13	2		14	3		15	4	16	5	17	6		18	7		19	8	20	9	21		10	22	11	23	12		24
																																																Fault		Power
																																																Stack		S
																																																Master
																																																Module	P	S			Unit LED
																																																Activity			SuperStack 3 Switch 3870 24-port
																																																21		22	23	24
																																																Dual Personality
																												10/100/1000BASE-T Ports																				10/100/1000BASE-T/
																																																1000BASE-X SFP Ports
															Figure 2 Switch 3870 (48 ports) — front view
																																																Stack Status/
																																																Stack Master LEDs
																					Port Status LEDs																											Fault LED			Power/Self Test LED
																																											Module Activity LED								Module Status LED
																																																				Console Port
1	13	2	14	3	15	4	16	5	17	6	18	7	19	8	20	9	21	10	22	11	23	12		24	25	37	26	38	27	39	28	40	29	41	30	42	31	43	32	44	33	45	34	46	35	47	36	48	Fault Power
																																																Stack		S
																																																Master
																																																Module P		S
																																																Activity			SuperStack 3 Switch 3870 48-port		Unit LED
																																																45		46	47	48
																				10/100/1000BASE-T Ports
																																																Dual Personality
																																															10/100/1000BASE-T/
																																															1000BASE-X SFP Ports

WARNING: RJ-45 Ports. These are shielded RJ-45 data sockets. They cannot be used as standard traditional telephone sockets, or to connect the unit to a traditional PBX or public telephone network. Only connect RJ-45 data connectors, network telephony systems, or network telephones to these sockets.

Either shielded or unshielded data cables with shielded or unshielded jacks can be connected to these data sockets.