S5700 Series Switches Hardware Description (V200)

S5736-S24UM4XC (98011020)

S5736-S24UM4XC (98011020)

Overview

Table 4-2097 Basic information about the S5736-S24UM4XC
Item Details
Description S5736-S24UM4XC base (24*100M/1G Ethernet ports, optional RTU upgrade to 2.5/5/10G, 4*10GE SFP+ ports, 1*expansion slot, PoE++, without power module)
Part Number 98011020
Model S5736-S24UM4XC
First supported version V200R020C00
Other part numbers

98011020-001: S5736-S24UM4XC 2.5&10G bundle (12*100M/1G/2.5G Ethernet ports, 12*100M/1G/2.5G/5G/10G Ethernet ports, optional RTU upgrade to 5/10G, 4*10GE SFP+ ports, 1*expansion slot, PoE++, 1*1000W AC power)

98011020-004: S5736-S24UM4XC 10G bundle (24*100M/1G/2.5G/5G/10G Ethernet ports, 4*10GE SFP+ ports, 1*expansion slot, PoE++, 1*1000W AC power)

Remarks

Part number 98011020 is not available for sales in the China region.

Part numbers 98011020-005 and 98011020-006 are available in V200R021C00 and later versions.

There are several S5736-S24UM4XC bundles, which consist of different power supplies and ports, as listed in Table 4-2098.

Table 4-2098 S5736-S24UM4XC bundles

Part Number

Description

Remarks

98011020

S5736-S24UM4XC Base(24*100M/1G Ethernet ports,Optional RTU upgrade to 2.5/5/10G, 4*10GE SFP+ ports, 1*expansion slot, PoE++, without power module)

By default, multi-GE ports support 100 Mbit/s and 1000 Mbit/s. You can purchase an RTU license to increase the port rate to 2.5 Gbit/s, 5 Gbit/s, or 10 Gbit/s.

There is a label on the rear side of the device, which contains the rate "24*GE" supported by the multi-GE ports.

98011020-001

S5736-S24UM4XC 2.5&10G Bundle(12*100M/1G/2.5G Ethernet ports, 12*100M/1G/2.5G/5G/10G Ethernet ports, Optional RTU upgrade to 5/10G, 4*10GE SFP+ ports, 1*expansion slot, PoE++, 1*1000W AC power)

The 2.5GE RTU license for 12 multi-GE ports and the 10GE RTU license for another 12 multi-GE ports have been activated in factory default settings. You can run the assign group-speed command to configure these multi-GE ports as 12 x 2.5GE and 12 x 10GE ports. You can purchase an additional RTU license to upgrade the 2.5GE ports to 5GE or 10GE ports.

There is a label on the rear side of the device, which contains the rate "12*2.5GE+12*10GE" supported by the multi-GE ports.

98011020-004

S5736-S24UM4XC 10G Bundle(24*100M/1G/2.5G/5G/10G Ethernet ports, 4*10GE SFP+ ports, 1*expansion slot, PoE++, 1*1000W AC power)

The 10GE RTU license for 24 multi-GE ports has been activated in factory default settings. You can run the assign group-speed command to configure these multi-GE ports as 24 x 10GE ports.

There is a label on the rear side of the device, which contains the rate "24*10GE" supported by the multi-GE ports.

A pre-configured or loaded RTU (right to use) license of a device is bound to the device ESN and cannot be unbound or transferred to other devices.

For details about the RTU licenses supported by the device and how to load them, see the License Usage Guide.

The rate of MultiGE ports can be increased using the RTU license. After the license is activated, you can run the assign group-speed command and restart the device to make the configured maximum rate supported by the ports in the MultiGE port group take effect. To check the default rate of MultiGE ports, run the display device group-speed configuration command. The BaseSpeed field indicates the default rate.

Components

Figure 4-728 S5736-S24UM4XC appearance

1

Twenty-four 100M/1000M/2.5GE/5GE/10GE BASE-T PoE++ ports (multi-GE ports)

2

Four 10GE SFP+ optical ports

3

One console port

4

One ETH management port

5

One USB port

6

One PNP button

NOTICE:

To restore the factory settings and reset the switch, hold down the button for at least 6 seconds.

To reset the switch, press the button.

Resetting the switch will cause service interruption. Exercise caution when you press the PNP button.

7

Ground screw

NOTE:

It is used with a ground cable.

8

Rear card slot

NOTE:
Applicable card:

9

Fan module slot 1

10

Fan module slot 2

11

Power module slot 1

12

Power module slot 2

Ports

Table 4-2099 lists the maximum transmission distances of different cables on multi-GE ports.
Table 4-2099 Maximum transmission distances of different cables on multi-GE ports

Cable Type (6-a-1 Bundle)

Multi-GE Port (Different Rates)

100M/1000M

2.5GE

5GE

10GE

Category 5e unshielded twisted pair (Cat5e UTP)

100 m

100 m

  • 55 m
  • 100 m (6-a-1 bundle only for the first 30 m)

Not recommended due to high risk

Not supported

Category 5e shielded twisted pair (Cat5e STP)

100 m

100 m

100 m

Not supported

Category 6 unshielded twisted pair (Cat6 UTP)

100 m

100 m

100 m

Not recommended due to high risk

Not supported

Category 6 shielded twisted pair (Cat6 STP)

100 m

100 m

100 m

Not supported

Category 6A unshielded twisted pair (Cat6A U/UTP)

100 m

100 m

100 m

Not recommended due to high risk

Not supported

Category 6A foiled/unshielded twisted pair (Cat6A F/UTP)

100 m

100 m

100 m

100 m

Category 6A shielded twisted pair (Cat6A STP)

100 m

100 m

100 m

100 m

Category 7 twisted pair (Cat7)

100 m

100 m

100 m

100 m

6-a-1 stands for the six-around-one cable bundle mode, with one cable in the center and six cables bundled evenly around it.

If a port works at a rate of 5 Gbit/s, you are advised not to use unshielded Ethernet cables due to the following causes:
  • 802.3bz requires that the ALSNR value for alien crosstalk between Ethernet cables be greater than 0, but the standards for Cat5e and Cat6 unshielded twisted pairs do not specify the required ALSNR value. Therefore, such cables may not meet the crosstalk requirement in 802.3bz, causing severe problems such as continuous packet loss or port flapping may occur.
  • According the cabling specification TIA TSB-5021, using Cat5e and Cat6 cables for 5G poses high risks.
  • Currently, no clear onsite testing or evaluation method is available for checking whether ALSNR of cables conforms to 802.3bz.

If a port works at a rate of 5 Gbit/s and a Cat6 shielded Ethernet cable is used, the Ethernet cable must comply with ISO 11801 PL Class E (+All) or TIA Cat 6 Channel (+All). If a Cat6A shielded Ethernet cable is used, the Ethernet cable must comply with ISO 11801 PL2 Class Ea (+All) or TIA Cat6A Channel (+All). Otherwise, serious problems such as continuous packet loss or interface flapping may occur.

If a port works at a rate of 10 Gbit/s and a Cat6A shielded Ethernet cable is used, the Ethernet cable must comply with ISO 11801 PL2 Class Ea (+All) or TIA Cat6A Channel (+All). Otherwise, serious problems such as continuous packet loss or interface flapping may occur.

If Cat5e and Cat6 unshielded twisted pairs do not meet the 5G requirement, you are advised to replace them with shielded twisted pairs or reduce the rate of ports to 2.5G.

If Cat5E, Cat6, or Cat6A unshielded twisted pairs are used on electrical ports working at 10 Gbit/s, severe problems such as continuous packet loss or port flapping may occur.

Table 4-2100 Ports on the S5736-S24UM4XC
Port Connector Type Description Available Components
100M/1000M/2.5GE/5GE/10GE BASE-T PoE++ port (multi-GE port) RJ45

A 100M/1000M/2.5GE/5GE/10GE BASE-T port (multi-GE port) sends and receives service data at 100 Mbit/s, 1 Gbit/s, 2.5 Gbit/s, 5 Gbit/s, or 10 Gbit/s.

The port supports the PoE function.

If the 2.5 Gbit/s or 5 Gbit/s speed is required, the port must use an Ethernet cable of Cat5e or higher category. If the 10 Gbit/s speed is required, the port must use an Ethernet cable of Cat6A F/UTP or higher category.

10GE SFP+ optical port SFP+ A 10GE SFP+ Ethernet optical port supports auto-sensing to 1000 Mbit/s. It sends and receives service data at 1000 Mbit/s or 10 Gbit/s.
Console port RJ45 The console port is connected to a console for on-site configuration.

Console cable

ETH management port RJ45

You can connect a switch to a configuration terminal or network management workstation through the ETH management port to configure the switch locally or remotely.

You can choose to download the software package through the ETH management port in the BootLoad menu. File transfer through the ETH management port is faster than transfer through the console port.

Ethernet cable

USB port USB 2.0 Type A

The USB port can have a USB flash drive connected to upgrade the switch, or transfer configuration files or other files. The USB port can only connect to a USB flash drive that complies with USB 2.0.

USB flash drives from different vendors differ in model compatibility and drivers. If a USB flash drive cannot be used, try to replace it with another one from a mainstream vendor. Switches support a maximum of 128 GB USB flash drives.

USB flash drive

Indicators and Buttons

Figure 4-729 Indicators on the S5736-S24UM4XC
Table 4-2101 Description of indicators on the switch

No.

Indicator

Name

Color

Status

Description

1

PWR1

Power module indicator

-

Off

No power module is available in power module slot 1, or the switch has only one power module but the power module does not work normally.

Green

Steady on

A power module is installed in power module slot 1 and is working normally.

Yellow

Steady on

The switch has two power modules installed. Any of the following situations occurs in power module slot 1:

  • A power module is available in this slot but it is not connected to a power source.

  • The power module in this slot has failed.

2

PWR2

Power module indicator

-

Off

No power module is available in power module slot 2, or the switch has only one power module but the power module does not work normally.

Green

Steady on

A power module is installed in power module slot 2 and is working normally.

Yellow

Steady on

The switch has two power modules installed. Any of the following situations occurs in power module slot 2:

  • A power module is available in this slot but it is not connected to a power source.

  • The power module in this slot has failed.

3

SYS

System status indicator

-

Off

The system is not running.

Green

Fast blinking

The system is starting.

Green

Steady on

During the system startup preparation phase, the SYS indicator is steady green, which lasts for a maximum of 30 seconds.

Green

Slow blinking

The system is running normally.

Red

Steady on

The system does not work normally after registration, or a fan alarm or a temperature alarm has been generated.

4

MST

Stack indicator

-

Off

  • If you are not changing the indicator mode (default): The switch is a standby or slave switch in a stack or the stacking function is not enabled on the switch.
  • If you are changing the indicator mode: The stack mode is not selected.

Green

Steady on

The stack mode is selected. The switch is a standby or slave switch in a stack, and the service port indicators show the stack ID of the switch.

Green

Blinking

  • If you are not changing the indicator mode (default): The switch is the master switch in a stack or a standalone switch with the stacking function enabled.
  • If you are changing the indicator mode: The stack mode is selected. The switch is the master switch in a stack or a standalone switch, and the service port indicators show the stack ID of the master switch. After 45 seconds, the service port indicators automatically restore to the status mode.

5

SPEED

Speed indicator

-

Off

The speed mode is not selected.

Green

Steady on

The speed mode is selected, and service port indicators show the speed of each port.

6

PoE

PoE indicator

-

Off

The PoE mode is not selected.

Green

Steady on

The PoE mode is selected, and service port indicators show the PoE status of each port.

7

MODE

Mode switch button

-

-

  • When you press this button once, the service port indicators change to the stack mode and show the stack ID of the local switch.
  • When you press this button a second time, the service port indicators change to the speed mode and show the speed of each service port.
  • When you press this button a third time, the service port indicators change to the PoE mode and show the PoE status of each service port.
  • When you press this button a fourth time, the service port indicators restore to the default mode and show the connection status and link activity of each service port.

If you do not press the MODE button within 45 seconds, the service port indicators restore to the default mode. In this case, the SPEED and PoE indicators are off.

NOTE:
Hold down the mode switch button for 6s and release it to start the web initial login mode. Either of the following situations will occur:
  • If the switch has no configuration file, the system attempts to enter the web initial login mode. In this mode, the status of mode indicators is as follows:
    • If the system enters the web initial login mode successfully, all mode indicators turn green and stay on for a maximum of 10 minutes.
    • If the system fails to enter the initial login mode, all mode indicators fast blink for 10 seconds and then restore the default status.
  • If the switch has a configuration file, the system cannot enter the web initial login mode. In this case, all mode indicators fast blink for 10s, and then return to the default states.

8

-

Multi-GE port indicator

The indicator in the upper left corner of a port indicates the indicator of a port at the top, and the indicator in the upper right corner indicates the indicator of a port at the bottom.

Meanings of service port indicators vary in different modes. For details, see Table 4-2102.

Optical port indicator

The position of the indicator corresponds to the port number.

9

ID

ID indicator

-

Off

The ID indicator is not used (default state).

Blue

Steady on

The indicator identifies the switch to maintain. The ID indicator can be turned on or off remotely to help field engineers find the switch to maintain.

10

L/A

ETH port indicator

-

Off

The ETH port is not connected.

Green

Steady on

The ETH port is connected.

Green

Blinking

The ETH port is sending or receiving data.

11

USB

USB-based deployment indicator

-

Off

  • No USB flash drive is connected to the switch.
  • The USB port is damaged.
  • The indicator is damaged.
  • The USB flash drive does not have any configuration file and cannot be used for deployment.
  • The switch has been upgraded using the USB flash drive and is restarting.

Green

Steady on

A USB-based deployment has been completed.

Green

Blinking

The system is reading data from a USB flash drive.

Yellow

Steady on

The switch has copied all the required files and completed the file check. The USB flash drive can be removed from the switch.

Red

Blinking

An error has occurred when the system is executing the configuration file or reading data from the USB flash drive.

Table 4-2102 Description of service port indicators in different modes

Display Mode

Color

Status

Description

Default mode

-

Off

The port is not connected or has been shut down.

Green

Steady on

A link has been established on the port.

Green

Blinking

The port is sending or receiving data.

MST stack mode

Green

Off

Port indicators do not show the stack ID of the switch.

Steady on

The switch is not the master switch in a stack.
  • If the indicator of a port is steady on, the number of this port is the stack ID of the switch.

  • If the indicators of ports 1 to 9 are steady on, the stack ID of the switch is 0.

Blinking

The switch is the master switch in a stack.
  • If the indicator of a port is blinking, the number of this port is the stack ID of the switch.

  • If the indicators of ports 1 to 9 are blinking, the stack ID of the switch is 0.

Speed mode

-

Off

The port is not connected or has been shut down.

Green

Steady on

100M/1000M/2.5GE/5GE/10GE BASE-T port: The port is operating at 100 Mbit/s or 1000 Mbit/s.

1000M/10GE SFP+ port: The port is operating at 1000 Mbit/s.

Green

Blinking

100M/1000M/2.5GE/5GE/10GE BASE-T port: The port is operating at 2.5 Gbit/s, 5 Gbit/s, or 10 Gbit/s.

1000M/10GE SFP+ port: The port is operating at 10 Gbit/s.

PoE mode

-

Off

The port is not providing power to a powered device (PD).

Green

Steady on

The port is providing power to a PD.

Yellow

Steady on

The PoE function is disabled on the port.

Yellow

Blinking

The port stops providing PoE power because of an exception (for example, an incompatible PD is connected to the port).

Green and yellow

Blinking green and yellow alternately

The port fails to supply power to a PD due to one of the following reasons:

  • The power required by the connected PD exceeds the maximum power or the configured power threshold of the port.
  • The total power consumption of PDs has reached the maximum power of the switch.
  • The manual power management mode is used and the port is not enabled to provide power to the PD.

Power Supply System

The switch is a PoE switch and supports two power module slots, each of which can have a 1000 W PoE or 600 W PoE power module installed. Pluggable AC and DC PoE power modules can be used together in the same switch.

Table 4-2103 Power supply configurations

Power Module 1

Power Module 2

Available PoE Power

Maximum Number of Ports (Fully Loaded)

1000 W AC (220 V)

1000 W DC

841 W

  • 802.3af (15.4 W per port): 24
  • 802.3at (30 W per port): 24
  • 802.3bt (60 W per port): 14
  • 802.3bt (90 W per port): 9

1000 W AC (110 V)

746 W

  • 802.3af (15.4 W per port): 24
  • 802.3at (30 W per port): 24
  • 802.3bt (60 W per port): 12
  • 802.3bt (90 W per port): 8

1000 W AC (220 V)

1000 W DC

1000 W AC (220 V)

1000 W DC

1791 W

  • 802.3af (15.4 W per port): 24
  • 802.3at (30 W per port): 24
  • 802.3bt (60 W per port): 24
  • 802.3bt (90 W per port): 19

1000 W AC (110 V)

1000 W DC

1000 W AC (110 V)

1601 W

  • 802.3af (15.4 W per port): 24
  • 802.3at (30 W per port): 24
  • 802.3bt (60 W per port): 24
  • 802.3bt (90 W per port): 17

600 W AC (220 V)

461 W

  • 802.3af (15.4 W per port): 24
  • 802.3at (30 W per port): 15
  • 802.3bt (60 W per port): 7
  • 802.3bt (90 W per port): 5

600 W AC (110 V)

176 W

  • 802.3af (15.4 W per port): 11
  • 802.3at (30 W per port): 5
  • 802.3bt (60 W per port): 2
  • 802.3bt (90 W per port): 1

600 W AC (220 V)

600 W AC (220 V)

1031 W

  • 802.3af (15.4 W per port): 24
  • 802.3at (30 W per port): 24
  • 802.3bt (60 W per port): 17
  • 802.3bt (90 W per port): 11

600 W AC (110 V)

600 W AC (110 V)

461 W

  • 802.3af (15.4 W per port): 24
  • 802.3at (30 W per port): 15
  • 802.3bt (60 W per port): 7
  • 802.3bt (90 W per port): 5

1000 W AC (220 V)

1000 W DC

600 W AC (220 V)

1411 W

  • 802.3af (15.4 W per port): 24
  • 802.3at (30 W per port): 24
  • 802.3bt (60 W per port): 23
  • 802.3bt (90 W per port): 15

When a switch has two power modules installed, the two power modules work in redundancy mode to provide power for the chassis and in load balancing mode to provide power for PDs.

Heat Dissipation System

The switch uses pluggable fan modules for forced air cooling. Air flows in from the left, right, and front sides, and exhausts from the rear panel.

This figure only shows the airflow direction and does not depict the actual device.

Technical Specifications

Table 4-2104 Technical specifications of the S5736-S24UM4XC
Item Specification
Dimensions without packaging (H x W x D) [mm(in.)]

Basic dimensions (excluding the parts protruding from the body): 43.6 mm x 442.0 mm x 420.0 mm (1.72 in. x 17.40 in. x 16.54 in.)

Maximum dimensions (the depth is the distance from ports on the front panel to the parts protruding from the rear panel): 43.6 mm x 442.0 mm x 444.0 mm (1.72 in. x 17.40 in. x 17.48 in.)

Dimensions with packaging (H x W x D) [mm(in.)] 150.0 mm x 710.0 mm x 560.0 mm (5.91 in. x 27.95 in. x 22.05 in.)
Chassis height [U] 1 U
Chassis material Metal
Weight without packaging [kg(lb)] 6.7 kg (14.77 lb)
Weight with packaging [kg(lb)] 9.7 kg (21.38 lb)
Typical power consumption [W] 117 W
Typical heat dissipation [BTU/hour] 399.22 BTU/hour
Maximum power consumption [W]
  • Without PoE: 176 W (without cards)
  • Full PoE load: 1967 W (PoE: 1791 W, without cards)
Maximum heat dissipation [BTU/hour]
  • Without PoE: 600.53 (without cards)
  • Full PoE load: 6711.60 (without cards)
Static power consumption [W] 71 W
MTBF [years] 59.44 years
Availability > 0.99999
Noise at normal temperature (acoustic power) [dB(A)] 70.1 dB(A)
Noise at normal temperature (acoustic pressure) [dB(A)] 58.1 dB(A)
Number of card slots 1
Number of power slots 2
Number of fans modules 2
Redundant power supply

1+1

Pluggable AC and DC power modules can be used together in the same switch.

Long-term operating temperature [°C(°F)] -5°C to +45°C (23°F to 113°F) at an altitude of 0-1800 m (0-5906 ft.)
Short-term operating temperature [°C(°F)] -5°C to +50°C (23°F to 122°F) at an altitude of 0-1800 m (0-5906 ft.)
Restriction on the operating temperature variation rate [°C(°F)]

When the altitude is 1800–5000 m (5906–16404 ft.), the highest operating temperature reduces by 1°C (1.8°F) every time the altitude increases by 220 m (722 ft.).

The device can work for a short period of time when the operating temperature is beyond the normal range, but the following conditions must be met:

  • The operating temperature exceeds 45°C (113°F) for a maximum of 96 consecutive hours in a year.
  • The total time when the operating temperature exceeds 45°C (113°F) in a year is less than or equal to 360 hours.
  • The number of times the operating temperature exceeds 45°C (113°F) is less than or equal to 15 in one year.

If any of the preceding conditions is not met, the device may be damaged or an unknown error may occur.

Devices cannot start when the temperature is lower than 0°C (32°F). The maximum transmission distance of an optical module used for short-term operation cannot exceed 10 km.

Storage temperature [°C(°F)] -40°C to +70°C (-40°F to +158°F)
Long-term operating relative humidity [RH] 5% RH to 95% RH, non-condensing
Long-term operating altitude [m(ft.)] 0-5000 m (0-16404 ft.)
Storage altitude [m(ft.)] 0-5000 m (0-16404 ft.)
Power supply mode Pluggable power supply
Rated input voltage [V]
  • AC input: 100 V AC to 130 V AC, 200 V AC to 240 V AC; 50/60 Hz
  • High-voltage DC input: 240 V DC
  • DC input: –48 V DC to –60 V DC
Input voltage range [V]
  • AC input: 90 V AC to 290 V AC; 45 Hz to 65 Hz
  • High-voltage DC input: 190 V DC to 290 V DC
  • DC input: –38.4 V DC to –72 V DC
Maximum input current [A] The current specifications are related to the pluggable power module. For details, see Pluggable Power Modules.
Memory 2 GB
Flash memory 1 GB in total. To view the available flash memory size, run the display version command.
Console port RJ45
Eth Management port RJ45
USB Supported
RTC Supported
RPS input Not supported
Service port surge protection [kV] Common mode: ±6 kV
Power supply surge protection [kV]
  • Configured with AC power modules: ±6 kV in differential mode and ±6 kV in common mode
  • Configured with DC power modules: ±2 kV in differential mode and ±4 kV in common mode
Ingress protection level (dustproof/waterproof) IP20
Types of fans Pluggable
Heat dissipation mode Heat dissipation with fan, intelligent fan speed adjustment
Airflow direction Air intake from left,front and right, air exhaustion from behind
PoE Supported
Certification

EMC certification

Safety certification

Manufacturing certification

Translation
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Update Date:2025-04-03
Document ID:EDOC1000013597
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