instalacion nodo b

HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential

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www.huawei.com

INSTALACION NODO B


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Slide text :20-22ptBullets level 2-5:

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Hardware Installation

Section 1 BBU3900 Installation

Section 2 RRU 3801C Installation





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Installing BBU3900 in the 19-inch cabinet





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Installing BBU3900 in the 19-inch rack





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BBU3900 Panel

WMPT WCDMA Main Processing and Transmission Unit

WBBPa WCDMA Baseband Process unit Type A

UBFA Universal BBU Fan Unit Type A (2U)

UELP Universal E1/T1 Lighting Protection unit

UPEU Universal Power and Environment Interface Unit





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The -48V DC Power Cable Installation

• DC power cable introduction :A1 Azul (-48V) and A3 Negro (0 voltios)

Al breaker (cable azul)

A barra de cobre del PDU (cable negro)





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Installing the CPRI module





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Cabling route indoor





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Cabling route outdoor

Cableado horizontal con corrugado 1”” (fibra y energía RRU) 1 x sector





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Uso de canaletas verticales

• Los cables que llegan a la PDU,BBU bajarán por una canaleta que será instalada pegado al rack existente de Nextel.





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Hardware Installation

Section 2 RRU 3801C Installation





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RRU3801C Installation Installing the mounting bracket on the pole





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RRU3801C Installation• Main components of the RRU3801C





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All RRU must be powered on before the installation.





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RRU3801C Installation• Installing the module on the mounting bracket

Installing the module in ordinary mode

Step1: Use the hole labeled 40W RRU Ordinary in the attachment plate, as shown in Figure





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Step2: Use three M6 x 16 screws to secure the attachment plate on the module, as shown in Figure





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Step3: Flip open the flaps on both sides of the mounting bracket. Then hitch the module onto the mounting bracket by fitting the tabs on the attachment plate into the anchor slots, as shown in Figure





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Step4: Lead two M6 x 16 screws through the holes in the bottom of the module. Then secure the module on the mounting bracket, as shown in Figure





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Installing the module in reverse mode

Step1: Remove the locking piece by unfastening the two M3 x 8 screws from the bottom of the module





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Step2: Use the two M3 x 8 screws to install the locking piece on the other side of the module





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Step3: Use the hole labeled 40W RRU Reverse in the attachment plate





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Step4: Use three M6 x 16 screws to secure the attachment plate on the module





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Step5: Flip open the flaps on both sides of the mounting bracket. Then hitch the module onto the mounting bracket by fitting the tabs on the attachment plate into the anchor slots





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Step6: Lead two M6 x 16 screws through the holes in the bottom of the module. Then secure the module on the mounting bracket





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The screw with all the components





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RRU3801C Installation• Installing the Bracket-Mounted 40 W Module on a Pole

• Top view





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Posición de la RRU

Por lo general la RRU estará debajo de la antena sectorial.Cuando por motivo de facilidad de mantenimiento se puede colocar la RRU encima de la sectorial. Ej: antenas adosadas en las paredes de edificios





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RRU3801C Cables• DC Power Cable

• DC power cable leads external –48 V power into RRU

• One end is a round water-proof connector. The other end is naked.

1

1 258

97

4 36

Assembling RRU power cable

El cable 0 volt(negro) va a la barra de cobre del PDU

El cable -48volt(cable azul) va al breaker del PDU





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RRU3801C Cables

• RF Jumper

• RF jumper is for inputting and outputting RF signals.

• RF jumper should be marked with label to indicate the which section it is

(1)

(1) DIN male connector





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RRU3801C Cables• Optical Fiber

Fiber connection in BBU side

Fiber connection in RRU side





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Fibra Optica:Consideraciones

Mucho cuidado al trabajarlas:

Desenrrollamiento

Subida de fibra

Conexiones





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CPRI Installation in cabling cavity of RRU3801c





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Waterproof plugs of RRU





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RRU3801C Cables

• Connect the OT terminal at one end of the PGND cable to the grounding bolt on the RRU3801C

• Protection Grounding Cable (RRU side)

Grounding cable

Good

waterproof

protection





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Optical cable routing





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Routing cables for RRU3801C





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Waterproofing instructions

4) The waterproofing should be done according to the following

instructions:

a. One layer of insulation tape from bottom to top.

b. Three layers of waterproof tape starting from bottom to top.

c. Three layers of insulation tape starting from bottom to top.

d. Zip-ties must be placed at the bottom and top of the waterproof cover to

avoid water from removing the ends of it.





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Feeder labeling and color ring label

SectorThe fiber between

BBU and RRUPower cable for RRU

Jumpers

Main Diversity (Antenna

System 2)

0 Red, a label Red, a label Red, two labels Red, a label

1 Yellow, a label Yellow, a label Yellow, two labels Yellow, a label

2 Blue, a label Blue, one label Blue, two labels Blue, one label

3 Purple, a label Purple, a label Purple, two labels Purple, a label

4 Orange, a label Orange, a label Orange, two labels Orange, a label

5 Green, a label Green, a label Green, two labels Green, a label

Sector 0: ROJO

Sector 1: AMARILLO

Sector 2: AZULMain:2 Cintas

Diversidad:1 Cinta





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BBU instalada





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Instalación de antena

• Identificación de antenas:Primer Sector : 0Segundo Sector:1Tercer Sector: 2

• Orientación de antenas Cada antena orientada según azimuth(ángulo respecto a 0

grados-Norte) Sentido horario empezando de Norte

Medir ROE con el jumper conectado a la antena.• ROE < 1.3• Mandar gráficas





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Instalación de antenas

• Instalación jumper En torre:Fijar en ambos extremos del jumper a la altura de los

soportes de la RRU con clamps a la torre.

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