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Home > Health & Medicine > Medical Supply > Disposable Medical Supplies > Telecom GSM Wireless Networking Equipment Huawei BTS 312 TMU 0321291065001812

Telecom GSM Wireless Networking Equipment Huawei BTS 312 TMU 0321291065001812

Name: Telecom GSM Wireless Networking Equipment Huawei BTS 312 TMU 0321291065001812
Brand: Huawei
SKU: 149809856
Availability: InStock

Telecom GSM Wireless Networking Equipment Huawei BTS 312 TMU 0321291065001812 thumbnail-1

Telecom GSM Wireless Networking Equipment Huawei BTS 312 TMU 0321291065001812 photo-1

Negotiable MOQ: 1 Kilogram (Price negotiable depending on order volume and customization)

Key Specifications

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Brand Name:

Huawei

Place of Origin:

China

Model Number:

TMU

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Keynote Telecom Technology Limited

Payment & Shipping

Payment Methods:

Port of Shipment:

China

Delivery Detail:

7 days

Product Details
Company Profile
Contact Us

Brand Name Huawei

Place of Origin China

Model Number TMU

Delivery Time:15 days after payment confirmed
Certification:CE

Telecom GSM Wireless Networking Equipment Huawei BTS 312 TMU 0321291065001812

[Product Description]

TMU - Timing/Transmission and Management Unit

Public resource TMU located in the BTS box, timing, transmission and management of entity BTS, the main function:

· provide multiplexing transmission, so that the limited resources to play a greater role; provide flexible networking mode, star, support BTS tree and chain type connection.

· provide the man-machine interface, operation and maintenance link, the execution of software download, fault management, configuration management, performance management and security management operation.

· Concentrated supply clock and hot backup.

· provide alarm signal input port, execute external alarm collection and control.

The host cabinet can be configured 2 TMU boards, heat backup clock source, and to extend the E1 interface function. The 1 piece of TMU board provides 4 E1 interface, 2 block is extended to 8 E1 interface. And cabinet configuration, only configuration TMU board in the main cabinet, deputy cabinet without configuration.

TMU interface

Identification	Explain	Type	specific role
RST	The reset button	/	TMU single board reset button
DBG	Ethernet port	/	Debugging network port
T2M	Clock output port	SMB	2MHz clock output port
FCK	Clock output port	SMB	Frame clock output port
T13M	Clock output port	SMB	13MHz clock output port
MMI	Man-machine interface	DB9	The proximal end maintenance station

TMU indicator light

Identification	Color	Explain	Specific instructions
PWR	Green	The power indicator light	Lighting: TMU is in a power on state. Lights out: TMU is in power down states.
RUN	Green	Running lamp	Flash: The normal operation of TMU. Lights out or Lighting: TMU abnormal operation.
LI1	Green	E1 line indicator	Lighting: The 1st line of E1 local alarm. Flash: The 1st line of E1 remote alarm. Lights out: The 1st line of E1 normal.
LI2	Green	E1 line indicator	Lighting: The 2nd line of E1 local alarm. Flash: The 2nd line of E1 remote alarm. Lights out: The 2nd line of E1 normal.
LI3	Green	E1 line indicator	Lighting: The 3rd line of E1 local alarm. Flash: The 3rd line of E1 remote alarm. Lights out: The 3rd line of E1 normal.
LI4	Green	E1 line indicator	Lighting: The 4th line of E1 local alarm. Flash: The 4th line of E1 remote alarm. Lights out: The 4th line of E1 normal.
M/S	Green	main preparation indicator light	Flash(1Hz): TMU for the motherboard. Flash(0.5Hz): TMU prepared plate. Lighting / Lights out / Irregular flashing: TMU fault
PLL	Green	The phase indicator	Lighting :The clock is in free state of oscillation. Flash(4Hz): The clock in the capture state. Flash(1Hz): The clock is locked. Lights out :Clock phase anomaly