FS S3270 Series Operating manual

S3270 Series
Switches Hardware Installation
and Maintenance Guide
V1.0.2307A
Innovation · Expertise · Agility

Preface
Audience：
This document is intended for network engineers responsible for S4270
Series switch installation and maintenance. You should have experience
in network device installation and maintenance.
Feature Statement：
Please visit the FS.COMTechnical Documents page to download the
datasheet and obtain information on the specifications supported by the
product.
Safety Statement：
•To avoid harm to people and equipment, please read the safety
recommendations in the Safety Precautions for FS Switches before
installing the FS Switch.
•Verify that the requirements described in the Safety Precautions for FS
Switches have been met.
Innovation · Expertise · Agility 1

Contents
1. Hardware Installation and Parts Replacement
1.1 Installation Procedure 04
1.2 Installation Preparation 04
1.3 Installing a Switch 06
1.4 Connecting a Switch 09
1.5 Post-Installation Checks 11
1.6 System Commissioning 11
1.7 Parts Replacement 14
2. Troubleshooting After Installation
2.1 Troubleshooting Flowchart 19
2.2 Guide to Using Switches 20
2.3 Guide to Using Optical Modules 21
Innovation · Expertise · Agility 2

01
Innovation · Expertise · Agility 3
S3270 series switches are the new generation of Gigabit
Ethernet switches, which are mainly used for campus access.
With a brand-new hardware architecture and modular
operating system, this series of products provide larger
resource table entries, faster hardware processing
performance, and higher operation and usage experience.
Hardware Installation and
Parts Replacement

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
1.1 Installation Procedure
Installing a Switch
Post-Installation Checks
1.2 Installation Preparation
Confirm the following before installation:
•The installation site provides sufficient space for heat dissipation.
•The installation site meets the temperature and humidity requirements of the switch.
•The power supply and required current are available in the installation site.
•The Ethernet cables have been deployed in the installation site.
1.2.1 Checking the Installation Site
Item
Requirement
Cleanliness
The device must be installed in a clean, dry, and well ventilated standard equipment room with controllable
temperature.
Dust proofing
Dustproof measures must be taken in the site. Dust will cause electrostatic discharges on the chassis and
affect connections of metal connectors and joints. This shortens service life of the device and may cause
failures of the device.
Temperature and
humidity
The equipment room must be free from leaking or dripping water, heavy dew, and damp. The temperature
and humidity in the installation site must be within specifications. For the operating temperature and
relative humidity ranges required by the device, see the device specifications. If the relative humidity
exceeds 70%, using dehumidifiers or dehumidifying air conditioners is recommended.
Corrosive gases
avoidance
The installation site must be free from acidic, alkaline, or corrosive gases.
Innovation · Expertise · Agility 4
Installing Modules
Installation Preparation
System Commissioning
End
Connecting a Switch

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
1.2.2 Mounting the Cabinet or Rack
When mounting the cabinet, please note the following:
•All expansion bolts for fastening the cabinet base to the ground should be installed and tightened in
sequence from bottom to up (large flat washer, spring washer, and nut), and the installation holes on
the base and the expansion bolts are aligned.
•The installed cabinet is not movable after installation.
•The installed cabinet is vertical to the ground.
•When multiple cabinets are placed side by side in the equipment room, they should be aligned with
each other, leaving an error less than 5mm (0.20 in.) .
•The front and rear doors of the cabinet should be installed to allow you open and close them
smoothly. The locks should work normally, and all keys should be complete.
•There should be no unnecessary and informal labels inside the cabinet and on service modules.
•Filler panels are installed in empty slots.
•The screws in the cabinet should be fastened tightly and be of the same model.
•The switch is securely installed, and the screws on the panel should be fastened tightly.
•All wiring outlets at the top and bottom of the cabinet should be installed with rodent-resistant nets
with openings of no more than 15mm (0.59 in.) in diameter to prevent rodents and other small
animals from entering the cabinet.
•An anti-static wrist strap should be provided in the cabinet.
Procedure :
1. Plan the available space before installing the cabinet. Maintain a clearance before the front and back
doors for maintenance and operation.
2. Install and fasten the cabinet in the specified site as planned.
3. Install the cable troughs and cables.
4. Install the trays and cable management brackets on the rack according to the number of switches
installed into the cabinet.
1.2.3 Checking the Power Conditions
•Before use, please check whether there is obvious damage to the power supply shell and whether the
power supply is defective such as abnormal noise.
Innovation · Expertise · Agility 5

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
•The device is only allowed to be plugged into the power module that accompanies the device, otherwise it
may lead to unknown risks.
•Power module in 1+1 backup can be hot-swapped one of them, need to ensure that the other power
module on the equipment is in the power supply state when replaced, otherwise unplugging the power
module will cause the switch to lose power, resulting in business interruption.
•Prohibit the mixed use of power modules with different power and different cooling methods.
1.2.4 Preparing Installation Tools and Accessories
Common Tools
Phillips screwdriver, Ethernet and optical cables, cage nuts, diagonal pliers and cable ties
Special Tools
Anti-static gloves, wire stripper, crimping plier, RJ45 connector crimping plier, and wire cutter
Meters
Multimeter, bit error rate tester (BERT), and optical power meter
•The S3270 series switch is delivered without a tool kit. You need to prepare a tool kit by yourself.
1.3 Installing a Switch
Precautions :
Please confirm the following before installing the switch:
•Connect the power cords of different colors to the corresponding blinding posts.
•Ensure that the connector of the power cord and the power port of the device are in good contact. After
the power cord is securely inserted into the device, fasten the power cord with power cord retention clips.
•Do not place anything on the S3270 series switches.
•Maintain sufficient ventilation space(more than 10 cm/3.94 in.) around the device to ensure good air
circulation.Do not stack the device.
•Keep the S3270 series switch away from high-power radio launch pads,and high-frequency large-current
devices; Take electromagnetic shielding measures to minimize interference when necessary, for example,
use shielded interface cables.
Innovation · Expertise · Agility 6

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
•The switch is prepared and transported to a location close to the cabinet.Route the 100-meter(328.08 ft)
Ethernet cable only indoors. Take lightning protection measures if they need to be routed outdoors.
1.3.1 Mounting the Switch in a Cabinet or Rack
The S3270 series switch meets the EIA standard size and can be installed in a 19-inch wiring closet
with the following installation procedure:
1: Remove the screws (packaged with the lugs) and install one end of the lugs to the switch as
shown below:
Figure 1: Mounting the Brackets
Mounting the Switch in a Rack：
Step 2: As shown in the figure below, place the switch horizontally in the appropriate position in
the cabinet, and fix the other end of the lugs to the front hole bar of the cabinet through the M6
screws and the matching floating nuts, and the installation is completed as shown in the figure
below:
Figure 2: Mounting the Switch in a Rack
Innovation · Expertise · Agility 7

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
Figure 3: Cabinet lug installation
1.3.2 Mounting the Switch on a Workbench
In most cases, users do not have a standard 19-inch rack. Therefore, the most common method is to place the
switch on a clean workbench. This operation is relatively simple, and the specific installation process is as
follows:
Step 1: Stick the 4 adhesive pads provided in the box in the pits at the corners of the bottom of the switch, as
shown in the following figure:
Step 2: Place the switch flat on the desktop to ensure good airflow ventilation around the switch as shown in
the diagram below.
Figure 4: Mounting the Switch on a Workbench
Innovation · Expertise · Agility 8

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
1.4 Connecting a Switch
1.4.1 Connecting the Grounding Cable
The grounding point with a protective earth on the back of the S3270 series mainframe should be connected
first to the cabinet's grounding terminal, and then the cabinet's grounding terminal is connected to the
grounding row in the equipment room.
Precautions:
•The sectional area of the grounding wire should be determined according to the possible maximum current.
Cables of good conductors should be used.
•Do not have bare wires exposed.
•Grounding resistance: Less than 1Ω .
•To guarantee the security of the person and the equipment, the switch must be grounded properly.
The grounding resistance between the chassis and the ground should be less than 1Ω.
•The maintenance personnel should check whether the AC socket is reliably connected to the
protective ground of the building. If not, the maintenance personnel should use a protective ground
conductor from the AC outlet protective ground terminal to the building protective ground.
•The power socket should be installed near the equipment and easily accessible.
•When installing the switch, connect the grounding first and disconnect it last.
•The cross-sectional area of the protection ground wire should be at least 2.5mm2(12AWG) .
1.4.2 Connecting Power Cables
There is one ground terminal on the back of the S3270 series switch chassis, which should be connected to
the grounding lug of the rack first, and then connect the grounding lug to the grounding bar of the equipment
room.
Precautions:
.To avoid electric shock, do not connect the power cable while the power is on.
.Before connecting cables, take ESD protection measures, for example, wear ESD gloves or an ESD wrist
strap.
.Power cables must be buried underground or routed indoors and cannot be led into the equipment room
aerially.
.Do not power on a switch before you finish installing the switch and connecting cables.
Procedure :
1. Wear an ESD wrist strap or ESD gloves. Ensure that the ESD wrist strap is grounded and in close contact
with your wrist.
Innovation · Expertise · Agility 9

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
2. Turn off the power module and the external power supply system for the switch.
3. Connect the power cable to the power module.
- Perform the following steps to connect the AC power cable:
1. Insert the plug of the AC power cable into the power socket in the AC pwer module.
Figure 5: Connect the AC Power Cable
2. Connect the other end of the AC power cable to the external AC power supply system.
1.4.3 Connecting Ethernet Cables
Connect the RJ45 connector of an Ethernet cable to the management port on the equipment, and the other
end to a network management switch or terminal.
1.4.4 Connecting the Console Port
Connection Steps :
Connect the RJ45 connector of an Ethernet cable to the console port of the switch, and connect the DB9
connector to a network management switch or terminal.
.By default, the baud rate is 9600, data bit 8, parity check none, stop bit 1, and flow control none.
Innovation · Expertise · Agility 10

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
1.5 Post-Installation Checks
1.5.1 Verifying Cabinet
.External power supply matches the distribution panel of the cabinet.
.The front and back doors can be closed after the switch is installed in the cabinet.
.The cabinet and all cables are securely fastened.
.The switch has been installed in the cabinet.
.Maintain a minimum clearance of 200mm (7.87 in.) around the switch for air circulation.
1.5.2 Verifying Cable Connection
.The UTP and STP cables match with the interface type.
.Cables are properly bundled.
.Grounding cables are connected properly and observe the requirement.
.All cables are routed indoors. If not, check whether the power supply and interfaces are protected from
lightning strikes.
1.5.3 Verifying Power Supply
The power cord is properly connected and compliant with safety requirements.
.Cut off the power supply to avoid personal injury and damage to components caused by incorrect
connection.
1.6 System Commissioning
1.6.1 Setting Up the Configuration Environment
Connect the PC to the console port of the switch through the Ethernet cable, as shown in the figure below.
Figure 6: Configuration Environment
Innovation · Expertise · Agility 11

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
Step 1: Connecting the Ethernet Cable
1. Plug the DB-9 connector of the Ethernet cable into the serial port of the PC.
2. Connect RJ45 connector of the Ethernet cable to the console port of the switch.
Step 2: Check the Serial Port Number
Open Device Manager on the computer and check the serial port number.
Innovation · Expertise · Agility 12

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
Step 3: Start Terminal Emulation Software on the Computer (Such as PUTTY)
Step 4: Setting Terminal Parameters
Parameter requirements:
Baud rate is 9600, connection type is Serial, fill in COM port number according to the actual situation. The
specific diagram is as follows.
Figure 7: Setting Terminal Parameters
Innovation · Expertise · Agility 13

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
Step 5: Once the serial port parameters are set, click <Open> to enter the
CLI interface
1.6.2 Powering On the Switch
Checklist before Power-On
.Check that the switch is fully grounded.
.Check that the power cord is properly connected.
.Check that the power supply voltage meets the requirement of the switch.
.Check that the control cable of the PC is correctly connected to the console port of the switch. Check
that the HyperTerminal is started and parameters are set correctly.
Checklist after Power-on (Recommended)
After power-on, check the following items:
.Check that information is displayed on the terminal interface.
.Check that the switch status LED is normal.
.Check that the main program of the device is normally loaded.
.Check that the time on the device is consistent with the current Beijing time.
.Check that the service interface forwards data normally.
1.7 Parts Replacement
1.7.1 Replacing a Optical Module
When replacing the optical module, pay attention to the following requirements:
.Anti-static preparations must be made before replacement.
.Laser beams will cause eye damage. Do not look into bores of optical modules or optical fibers without eye
protection.
Innovation · Expertise · Agility 14

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
.Ensure that the new optical module has the same center wavelength and complies with the same
standards as the old one.
.After removing the optical fibers from an optical module, cover the fiber connectors with dust caps.
.When replacing an optical module, ensure that no optical fiber is connected to the optical module. Install
or remove optical fibers carefully to avoid damages to fiber connectors. Exercise caution when installing or
removing optical fibers to prevent damage to the optical module.
Procedure :
1. Wear an ESD wrist strap or ESD gloves. When wearing an ESD wrist strap, ensure that the ESD wrist strap
is in close contact with your wrist, and insert the other end into the ESD jack of the device or cabinet/rack.
2. Before replacing an optical module, determine in which cabinet and chassis the optical module is installed,
find the optical module in the chassis, and attach a label to the optical module. Record optical fiber
locations on the optical module to be replaced and check whether the labels on the optical fibers are
correct and clear. If any label is unclear, make and attach a new label to the optical fiber to ensure correct
connection.
3. Rotate the handle of the optical module down, gently push the optical module, and then pull out the
optical module by the handle. Remove the optical fibers from the optical module and cover them with dust
caps.
- Two types of latches on fiber optic connectors:
.LC/PC connector, opened by pressing the buckle, as shown in Figure8.
.MPO connector, opening automatically when the buckle is pulled, as shown in Figure 9.
Figure 8: LC/PC Connector
Innovation · Expertise · Agility 15

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
Figure 9: MPO Connector
4. Pull out the optical module, plug the dustproof plug and dispose of it.
- There are two types of buckles on the optical module. A pull-rod handle that needs to be turned over to
open, as shown in Figure 10. The other is a handle-type handle, which is automatically opened during the
process of pulling the handle, as shown in Figure 10.
Figure 10: Pull-rod Handle
Figure 11: Handle-type Handle
Innovation · Expertise · Agility 16

Hardware Installation and Parts Replacement
Switch Hardware Installation and Maintenance Guide
5. Take out the new optical module from the package, and slowly insert it into the interface until you hear a
"pop" sound, indicating that it has been installed in place.
6. Find the fiber to be connected, find the interface corresponding to the fiber through the label on the fiber,
remove the dust cap and connect the fiber to the interface.
1.7.2 Replacing a Switch
When replacing a faulty switch, pay attention to the following requirements:
•Anti-static preparations must be made before replacement.
•Laser beams will cause eye damage. Do not look into bores of optical modules or optical fibers without eye
protection.
Procedures:
1. Before replacing the faulty switch, be sure to clearly mark the corresponding relationship between the
network cable and the port.
2. Check whether the business is ready for power-off, and save relevant business information.
3. Disconnect the power cord and ground wire of the faulty device.
4. Pull out all the network cables and optical fibers of the faulty device.
5. Loosen the fixing screws of the faulty device and remove the faulty device.
6. Install the new equipment, the sequence is the reverse of dismantling the faulty equipment. Fix the
screws first, then connect the network cable, optical fiber, and finally connect the power cord and ground
wire of the device. Be careful not to touch the power lines, network cables, and optical fibers of other
equipment during the replacement process to avoid greater losses.
Innovation · Expertise · Agility 17

Innovation · Expertise · Agility 18
Troubleshooting After
Installation

Troubleshooting After Installation
Switch Hardware Installation and Maintenance Guide
2.1 Troubleshooting Flowchart
The device is not working properly
Check the power connection
Check the installation of the
power supply module
Check the installation of
other modules
Check serial port connection
and parameters
Contact FS Technical Support
Innovation · Expertise · Agility 19
Check the device installation
Check the connector of
each module
Check the cable connection
Check the rack installation
Check the LEDs on the device