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Technical specifications 

Table 2 Technical specifications 

Item 

S1850-1

0P 

S1850-28

S1850-52

S1850-2

8P-PWR

Dimensions 
(H × W × D) 

44 × 266 
× 162 
mm 
(1.73 × 
10.47× 
6.38 in) 

44 × 440 × 
173 mm 
(1.73 × 
17.32 × 
6.81 in) 

44 × 440 × 
238 mm 
(1.73 × 
17.32 × 
9.37 in) 

44 × 440 
× 238 
mm 
(1.73 × 
17.32 × 
9.37 in) 

Weight 

 1 kg 

(2.20 lb) 

 2.2 kg 

(4.85 lb) 

 3.4 kg 

(7.50 lb) 

 3.4 kg 

(7.50 lb)

Input AC 
voltage 

100 to 240 VAC @ 50/60 Hz 

Ports 

8 × 
10/100/1
000BAS
E-T 
copper 
port 
2 × 
100/100
0BASE-
X SFP 
port 
1 × 
console 
port 

24 × 
10/100/10
00BASE-T 
copper 
port 
4 × 
100/1000
BASE-X 
SFP port 
1 × 
console 
port 

48 × 
10/100/10
00BASE-T 
copper 
port 

×100/1000
BASE-X 
SFP port 
1 × 
console 
port 

24 × 
10/100/1
000BAS
E-T 
copper 
port 

×100/10
00BASE
-X SFP 
port 
1 × 
console 
port 

Summary of Contents for S1850 Series

Page 1: ... before installation Do not place the switch near water or in a damp environment Prevent water or moisture from entering the chassis Place the switch in a clean environment Dust buildup on the chassis might result in electrostatic adsorption which reduces lifespan of the device and can cause communication failure Keep the air inlet and outlet vents of the switch free of obstruction and do not stac...

Page 2: ...oid damage do not open the chassis even when the switch is powered off Installing the switch Mounting the switch in a 19 inch rack 1 Make sure the rack is reliably grounded and is stable 2 Use screws to attach the mounting brackets to both sides of the chassis Figure 1 Attaching mounting brackets S1850 10P Figure 2 Attaching mounting brackets S1850 28P S1850 28P PWR S1850 52P ...

Page 3: ...ck until the mounting brackets are flush against the front rack posts and the oval holes in the brackets align with the mounting holes in the front rack posts 4 Use screws to secure the mounting brackets to the front rack posts Figure 3 Mounting the switch in the rack S1850 10P ...

Page 4: ...uired on the rack to bear the switch weight Mounting the switch on a workbench 1 Make sure the workbench is clean sturdy and reliably grounded 2 Place the switch bottom up and clean the four recessed areas in the chassis bottom with a soft and dry cloth 3 Remove the four rubber feet from the adhesive strip provided with the switch and attach them to the recessed areas ...

Page 5: ...o prepare screw anchors and screws The screws must be a minimum of 3 mm 0 12 in in diameter and the screw head must be a minimum of 6 mm 0 24 in in diameter Figure 5 Screw anchor and screw To install the switch on a concrete wall 1 Drill two holes at the same height on the wall Make sure the spacing in between is 160 mm 6 30 in as shown in Figure 6 The hole depth and diameter depend on the screw a...

Page 6: ...he wall surface 3 Drive one screw into each screw anchor and tighten the screw to secure it in the wall anchor Leave a minimum clearance of 1 5 mm 0 06 in between the base of the screw head and the screw anchor so the switch can hang on the screws securely Figure 7 Driving a screw into a screw anchor ...

Page 7: ...icular to the ground Figure 8 Wall mounting the switch 1 Mounting hole in the switch chassis bottom Connecting cables Connecting the console cable To connect the switch to a configuration terminal for example a PC by using the console cable 1 Connect the DB 9 connector of the console cable to the serial port on the PC 2 Connect the RJ 45 connector of the console cable to the console port on the sw...

Page 8: ...tection To connect the grounding cable 1 Use a Phillips screwdriver to remove the grounding screw from grounding hole in the rear panel of the chassis Use the grounding screw to attach the ring terminal of the grounding cable to the grounding hole Fasten the grounding screw into the grounding hole 2 Use needle nose pliers to make a loop at the other end of the cable ...

Page 9: ...fasten the hex nut Figure 10 Connecting the grounding cable Connecting the power cord 1 Make sure the switch is reliably grounded 2 Connect one end of the AC power cord to the AC power receptacle on the switch 3 Connect the other end of the AC power cord to an AC power source Figure 11 Connecting the power cord ...

Page 10: ...To install an SFP transceiver module and optical fibers 1 Wear an ESD wrist strap and make sure it makes good skin contact and is reliably grounded 2 Pivot the bail latch of the module up Holding the module by its two sides gently push the module into the slot until it has firm contact with the slot Figure 12 Installing an SFP transceiver module 3 Remove the dust caps from the LC connectors of the...

Page 11: ...h and PC are reachable to reach other By default the management IP address of the switch is 192 168 0 233 and the subnet mask is 255 255 255 0 2 Enter http 192 168 0 233 in the address bar of your browser 3 On the login page that opens enter the user name and verification code select the language and click Login The default username are admin case sensitive Password is not required ...

Page 12: ...power switch is turned on 3 If the issue persists contact H3C Support LAN port LED off 1 Verify that the network cable is connected to the Ethernet port securely 2 Connect the network cable to two Ethernet ports on the switch If the LEDs for the two ports are both on the network cable is in good condition If the LEDs are not on the network cable is faulty Replace the network cable 3 If the issue p...

Page 13: ...168 0 233 of the switch to verify that the switch is reachable from the PC 2 Verify that no proxy server or dial up connection is configured for the web browser If these configurations exist remove them 3 Configure a local network address for the PC and then disable and enable the local network connection 4 If the issue persists contact H3C Support Appendix A Chassis views and technical specificat...

Page 14: ...14 Figure 16 S1850 28P Figure 17 S1850 28P PWR Figure 18 S1850 52P 1 10 100 1000BASE T copper port 2 100 1000BASE X SFP fiber port 3 Console port 4 Port status LED 5 Power status LED Power ...

Page 15: ...15 Rear panel Figure 19 S1850 10P Figure 20 S1850 28P Figure 21 S1850 28P PWR S1850 52P 1 Grounding screw 2 AC power receptacle 3 Security slot ...

Page 16: ...8 mm 1 73 17 32 9 37 in Weight 1 kg 2 20 lb 2 2 kg 4 85 lb 3 4 kg 7 50 lb 3 4 kg 7 50 lb Input AC voltage 100 to 240 VAC 50 60 Hz Ports 8 10 100 1 000BAS E T copper port 2 100 100 0BASE X SFP port 1 console port 24 10 100 10 00BASE T copper port 4 100 1000 BASE X SFP port 1 console port 48 10 100 10 00BASE T copper port 4 100 1000 BASE X SFP port 1 console port 24 10 100 1 000BAS E T copper port 4...

Page 17: ... Power consumption static 4 5 W 9 5 W 20 W 20 W Power consumption full configuration 9 W 19 W 32 W 235 W includin g 190 W of total PoE power consum ption Cooling method Natural cooling without fan trays Cooling with a single fan tray Cooling with two fan trays Overall leakage current UL60950 1 IEC60950 1 EN60950 1 Operating temperature 0 C to 40 C 32 F to 104 F Operating humidity 5 RH to 95 RH non...

Page 18: ...powered on and is performing self test Off The switch is not powered on or the power module is faulty 10 100 10 00BASE T copper port status LED Link Act Steady yellow The port is operating at 10 100 Mbps and a link is present on the port Flashing yellow The port is receiving or sending data at 10 100 Mbps Steady green The port is operating at 1000 Mbps and a link is present on the port Flashing gr...

Page 19: ...at 100 Mbps Steady green The port is operating at 1000 Mbps and a link is present on the port Flashing green The port is receiving or sending data at 1000 Mbps Off No link is present on the port PoE status LED available only on the S1850 28 P PWR Steady yellow Normal PoE power supply Flashing yellow Abnormal PoE power supply Off No PoE power supply 2018 New H3C Technologies Co Ltd Website http www...

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