S5700 Series Switches Hardware Description (V200)

S5735S-L48P4X-A1

S5735S-L48P4X-A1

Overview

Table 4-1970 Basic information about the S5735S-L48P4X-A1
Item Details
Description S5735S-L48P4X-A1 (48*10/100/1000BASE-T ports, 4*10GE SFP+ ports, PoE+, AC power)
Part Number 98011344
Model S5735S-L48P4X-A1
First supported version V200R020C10
Remarks Some models cannot be downgraded due to upgrades in components. Therefore, you are advised to run the display system-software information command (available in V200R021C00 and later versions) to check the software version supported by the device before the downgrade.

Components

Figure 4-698 S5735S-L48P4X-A1 appearance

1

Forty-eight 10/100/1000BASE-T PoE+ ports

2

Four 10GE SFP+ ports

3

One console port

4

One USB port

5

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.

6

Ground screw

NOTE:
It is used with a ground cable.

7

Jack for AC power cable locking strap

NOTE:
The AC power cable locking strap is not delivered with the switch.

8

AC socket

NOTE:

It is used with an AC power cable.

Ports

Table 4-1971 Ports on the S5735S-L48P4X-A1
Port Connector Type Description Available Components
10/100/1000BASE-T PoE+ port RJ45

A 10/100/1000BASE-T Ethernet electrical port sends and receives service data at 10/100/1000 Mbit/s.

The port supports the PoE function.

Ethernet cable

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

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 4-699 Indicators on the switch
Table 4-1972 Description of indicators on the switch

No.

Indicator

Name

Color

Status

Description

1

PWR

Power module indicator

-

Off

The switch is powered off.

Green

Steady on

The system power supply is normal.

2

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.

3

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.

4

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.

5

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.

6

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.

7

-

Electrical service port indicator (one indicator for each port)

Arrowheads show the positions of ports. A down arrowhead indicates a port at the bottom, and an up arrowhead indicates a port at the top.

Meanings of service port indicators vary in different modes. For details, see Table 4-1973 and Table 4-1974.

NOTE:

If a power failure occurs on a device's PCB board, indicators of the last four optical ports on the device's front panel blink green cyclically at an interval of 1 second, with each indicator illuminating for 0.25 seconds.

8

-

Optical service port indicator (two indicators for each port)

Each optical port has two single-color indicators. The one on the left is the ACT indicator (yellow), and the one on the right is the LINK indicator (green).

Arrowheads show the positions of ports. A down arrowhead indicates a port at the bottom, and an up arrowhead indicates a port at the top.

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

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

Fast blinking

The system is reading data from a USB flash drive.

Green

Slow blinking

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

Red

Fast blinking

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

Table 4-1973 Description of service port indicators in different modes (one indicator for each port)

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

-

Off

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

Green

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.

Green

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

10M/100M/1000M port: The port is operating at 10 Mbit/s or 100 Mbit/s.

Green

Blinking

10M/100M/1000M port: The port is operating at 1000 Mbit/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.

Green

Blinking

The power of the PD connected to the port exceeds the power capacity of the port or the power threshold configured on the port. Alternatively, the PD does not comply with IEEE standards.

Table 4-1974 Description of service port indicators in different modes (two indicators for each port)

Display Mode

Color

Status

Description

Default mode (LINK indicator)

-

Off

The port is not connected or has been shut down.

Green

Steady on

A link has been established on the port.

Default mode (ACT indicator)

-

Off

The port is not connected or has been shut down, or no data is transmitted or received.

Yellow

Blinking

The port is sending or receiving data.

Speed mode (LINK indicator)

-

Off

The port is not connected or has been shut down.

Green

Steady on

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

Green

Blinking

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

Power Supply System

The switch has a built-in AC power module and does not support pluggable power modules. The built-in power module can provide 380 W PoE power, which ensures full PoE power on 24 ports in compliance with 802.3af or on 12 ports in compliance with 802.3at.

Heat Dissipation System

The switch has two built-in fans for forced air cooling. Air flows in from the left side and front panel, and exhausts from the right side.

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

Technical Specifications

Table 4-1975 Technical specifications of the S5735S-L48P4X-A1
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 220.0 mm (1.72 in. x 17.4 in. x 8.7 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 227.0 mm (1.72 in. x 17.4 in. x 8.94 in.)

Dimensions with packaging (H x W x D) [mm(in.)] 90.0 mm x 550.0 mm x 360.0 mm (3.54 in. x 21.65 in. x 14.17 in.)
Chassis height [U] 1 U
Chassis material Metal
Weight without packaging [kg(lb)] 3.23 kg (7.12 lb)
Weight with packaging [kg(lb)] 4.28 kg (9.44 lb)
Typical power consumption [W] 58.7 W
Typical heat dissipation [BTU/hour] 200.29 BTU/hour
Maximum power consumption [W]
  • Not providing the PoE function: 76.1 W
  • 100% PoE loads: 456.1 W (PoE: 380 W)
Maximum heat dissipation [BTU/hour]
  • Not providing the PoE function: 259.66
  • 100% PoE loads: 1556.26
Static power consumption [W] 35.3 W
MTBF [years] 44.03 years
Availability > 0.99999
Noise at normal temperature (acoustic power) [dB(A)] 50 dB(A)
Noise at normal temperature (acoustic pressure) [dB(A)] 38.2 dB(A)
Number of card slots 0
Number of power slots 0
Number of fans modules 2
Redundant power supply Not supported
Long-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.)
Short-term operating temperature [°C(°F)] -5°C to +55°C (23°F to 131°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 equipment can operate beyond the normal operating temperature range for a short-term period, but the following conditions must be met:

  • The equipment operates at a temperature of over 50°C (122°F) consecutively for at most 96 hours in one year.
  • The equipment operates at a temperature of over 50°C (122°F) for a total of no more than 360 hours in one year.
  • The equipment operates at a temperature of over 50°C (122°F) for no more in 15 times in one year.

The equipment may be damaged or experience unexpected exceptions if any of the preceding limits is exceeded.

The equipment cannot start when the temperature is lower than 0°C (32°F). The maximum distance of optical modules used in these conditions 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 AC built-in
Rated input voltage [V]
  • AC input: 100 V AC to 240 V AC, 50/60 Hz
  • High-Voltage DC input: 240 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
Maximum input current [A] 6 A
Memory 512 MB
Flash memory 512 MB
Console port RJ45
Eth Management port Not supported
USB Supported
RTC Not supported
RPS input Not supported
Service port surge protection [kV] Common mode: ±7 kV
Power supply surge protection [kV] ±6 kV in differential mode, ±6 kV in common mode
Ingress protection level (dustproof/waterproof) IP20
Types of fans Built-in
Heat dissipation mode Heat dissipation with fan, intelligent fan speed adjustment
Airflow direction Air intake from left and front, air exhaustion from right
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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