HUAWEI BTS3012 Hardware Structure pot

HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
www.huawei.com
Inte rnal
OME201102 HUAWEI BTS3012
Hardware Structure
ISSUE 1.0
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 2
Upon completion of this course, you will be able
to:

Know the functions and features of BTS

Master the BTS hardware structure

Master the cable connection of BTS
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 3
References

BTS3012 Technical Manual

BTS3012 Installation Manual

BTS3012 User Manual
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 4
Chapter 1 Overview
Chapter 1 Overview
Chapter 2 System Components
Chapter 2 System Components

Chapter 3 Signal Processing
Chapter 3 Signal Processing
Chapter 4 Antenna and Feeder System
Chapter 4 Antenna and Feeder System
Chapter 5 Typical configuration
Chapter 5 Typical configuration
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 5
Location
MS: Mobile Station BTS: Base Transceiver Station BSC: Base Station Controller
HLR: Home Location Register AUC: Authentication Center EIR: Equipment Identity Register
MSC: Mobile Switching Center VLR: Visitor Location Register SMC: Short Message Center
VM: Voice Mailbox OMC: Operation and Maintenance Center
PSTN
ISDN
PSPDN
Um Interface
BTS3012
BTS3012
BTS3012
BTS3012
OMC
HLR/AUC/EIR
BSC
MSC/VLR
SMC/VM
A Interface
MAP
M
A

P
TUP,ISUP
MS
MS
MS
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 6
Features and Functions

Hổ trợ băng tần GSM800M 、 850M 、 900M 、 1800M 、 1900M

Support networking topology includes star, tree, chain and ring

Support A5/1 and A5/2 encryption/decryption

Support GPRS and EDGE

Support dynamic and static power control

Support the omni-directional coverage and directional coverage
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 7
Features and Functions

Double Transceiver Unit (DTRU). A single cabinet can support
up to 12 carriers. It can smoothly evolve into WCDMA

Transmit diversity, 4-receive diversity

Support Power Boost Technology (PBT)


BTS3012 can share cabinet with WCDMA base station. The
module of WCDMA base station can be inserted in the
BTS3012 cabinet

Support more various transmission mode includes E1, STM-1,
microwave, and satellite transmission

The DTRU of the BTS3012 can be inserted into
BTS30/BTS312 with -48V DC power supply
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 8
Chapter 1 Overview
Chapter 1 Overview
Chapter 2 System Components
Chapter 2 System Components
Chapter 3 Signal Processing
Chapter 3 Signal Processing
Chapter 4 Antenna and Feeder System
Chapter 4 Antenna and Feeder System
Chapter 5 Typical configuration
Chapter 5 Typical configuration
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 9
Hardware structure
TMA TMA
DTRU DAFU
Antenna and feeder
subsystem
Forepart of RF

Subsystem
TMA TMA
DTRU
DAFU
TMA TMA
DTRU DAFU
Double transceiver
subsystem
DATU
Um
Interface
DATU
fiber
E1
Abis Interface
M
E
L
C
Common subsystem
NFCB
Metro 100
DTMU
DEMU
E1
BITS
Monitor
TBUS/DBUS/CBUS
MS
FH_BUS

Extension
cabinet
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 10
BTS3012 Cabinet and Boards
D D D
D
Wiring & Air Inlet
Wiring
D
D
P
U
D
C
O
M
D
C
O
M
D
D
P
U
D
C
O
M
D

T
R
U
D
T
R
U
D
T
R
U
D
T
R
U
D
T
R
U
D
T
R
U
Wiring
FAN
Air Inlet
M
L
C
Power and

EMC
Transmission Unit
D
D
P
U
E
L
C
E
L
C
S
A
C
Transmission Unit
D
T
M
U
D
T
M
U
D
E
M
U
D
C

C
U
D
C
S
U
D
A
T
U
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 11
BTS3012 Cabinet and Boards
Abbreviations Description
DTRU Double Transceiver Unit
DTMU Transmission & Timing & Management Unit for DTRU BTS
DCCU Cable Connection Unit for DTRU BTS
DAFU Antenna Front-end Unit for DTRU BTS
DDPU Dual Duplexer Unit for DTRU BTS
DCOM Combining Unit for DTRU BTS
DATU Antenna and TMA Control Unit for DTRU BTS
DMLC Monitor Signal Lightning-Protection Card for DTRU BTS
DELC E1 Signal Lightning-Protection Card for DTRU BTS
DSAC Signal Access Card for DTRU BTS
DCSU
Combined cabinet Signal connection Unit for DTRU BTS
DEMU Environment Monitoring Unit for DTRU BTS
DCTB Cabinet Top Backplane for DTRU BTS
FAN Box NodeB Fan Controlling and monitoring Board
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved

Page 12
Common Subsystem

DTMU Transmission timing& management unit for DTRU BTS

DEMU Environment Monitoring Unit for DTRU BTS

DCSU Combined cabinet Signal connection Unit for DTRU
BTS

DCCU Cable Connection Unit for DTRU BTS

DATU Antenna and TMA control unit for DTRU BTS
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 13
Functions of DTMU

Providing the external GPS input, the BITS synchronized clock
input

Providing 4-route or 8-route E1 input ， backup between the
active and standby boards

Providing local MMI maintenance of the 10 M network port

Controlling, maintaining, and operating the BTS

Providing fault management, configuration management,
performance management, and security management


Supporting 8-route digital alarm input. Two routes are lightning
arrester failure alarm detection
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 14
Structure of DTMU
MCK
OML
DBUS
CBUS2
Clock
BIU
DTRU
DTMU
BSC
MCU
MMI
LMT
Abis
External
synchronizedclock
Subrack number
and clock
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 15
Indicators on DTMU
Indicator Color Description Status Meaning
RUN Green Indicates
operation
Slow flash (0.25 Hz) OML is blocked
Slow flash (0.5 Hz) Normal

Fast flash at uncertain
intervals
BSC data loading
Off Power failure of the board
ACT Green Indicates
whether the
board is
active or
standby
Off Standby
On Active
PLL Green Indicates the
clock status
Off Abnormal
On Free-run
Fast flash (4 Hz) Pull-in
Fast flash (1 Hz) Lock
LIU1 Green Indicates the
transmission
status of E1
port 1 and
port 5
Off E1 port 1 is normal when SWT is out

E1 port 5 is normal when SWT is on
On

E1 port 1 near end alarm occurs when SWT is out
E1 port 5 near end alarm occurs when SWT is on
Fast flash (4 Hz)


E1 port 1 remote end alarm occurs when SWT is out
E1 port 5 remote end alarm occurs when SWT is on
RUN
ACT
PLL
LIU1
LIU2
LIU3
LIU4
SWT
ALM
RST
MMI
T2M
FCLK
T13M
DTMU
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 16
Indicator Color Description Status Meaning
LIU2 Green Indicates the
transmission status of
E1 port 2 and port 6
Off

E1 port 2 is normal when SWT is out
E1 port 6 is normal when SWT is on
On


E1 port 2 near end alarm occurs when SWT is out
E1 port 6 near end alarm occurs when SWT is on
Fast flash (4
Hz)
E1 port 2 remote end alarm occurs when SWT is out

E1 port 6 remote end alarm occurs when SWT is on
LIU3 Green Indicates the
transmission status of
E1 port 3 and port 7
Off E1 port 3 is normal when SWT is out

E1 port 7 is normal when SWT is on
On

E1 port 3 near end alarm occurs when SWT is out
E1 port 7 near end alarm occurs when SWT is on
Fast flash (4
Hz)

E1 port 3 remote end alarm occurs when SWT is out
E1 port 7 remote end alarm occurs when SWT is on
LIU4 Green Indicates the
transmission status of
E1 port 4 and port 8
Off E1 port 4 is normal when SWT is out

E1 port 8 is normal when SWT is on
On E1 port 4 near end alarm occurs when SWT is out


E1 port 8 near end alarm occurs when SWT is on
Fast flash (4
Hz)

E1 port 4 remote end alarm occurs when SWT is out
E1 port 8 remote end alarm occurs when SWT is on
SWT Green Indicates handover
status of E1
Off LIU1 to LIU4 indicate the transmission status of E1 port
1 to 4.
On LIU1 to LIU4 indicate the transmission status of E1 port
5 to 8.
ALM Red Alarm indicators Off No hardware alarm
On Hardware alarm
Indicators on DTMU
RUN
ACT
PLL
LIU1
LIU2
LIU3
LIU4
SWT
ALM
RST
MMI
T2M
FCLK
T13M
DTMU

HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 17
Interface on the DTMU panel
Interface Type Description
T2M SMB (female) Outputs reference testing clock
FCLK SMB (female) 216.7 Hz frame clock
T13M SMB (female) 13M primary reference clock
MMI RJ45 Near end maintenance network port
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 18
Functions of DEMU

The DEMU is placed in slots 2 to 4 and slot 7 of the common subrack with
the DATU. The DEMU is an optional module. There is maximum one
DEMU under full configuration.

Monitoring variations in the smoke, water, temperature, humidity, infrared,
and access control ,Handling alarms

Guaranteeing normal operation of the equipment

Output of 6-route Boolean value and input of 32-route main node alarms
DMLC
DEMU
CBUS3
Monitor signal
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 19
Functions of DCSU


The Combined Cabinet Signal
Connection Unit for DTRU BTS
(DCSU) is placed in slot 5 of the
common subrack, which is
located in the lower part of the
cabinet. There is only one DCSU
and it is mandatory

The DCSU transfers signals for
the combined cabinet and cabinet
group between the common
subrack and the cabinet top
subrack
DCMB
DTMU
DCSU
DTRB
DCTB
DCCU
DEMU
DATU
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 20
The interfaces on the DCSU panel
CC_IN
CC_OUT
TO_DTRB
TOP2
DCSU
Silk- Screen Type Description

CC_OUT MD64 (female) For cable output from the combined cabinet
CC_IN MD64 (female) For cable input to the combined cabinet
To_DTRB MD64 (female) Connecting to the DTRB through cables
TOP2 DB26 (female)
Connecting to the cabinet top subrack through
cables
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 21
GM51DCSU VERB
SW6
SW9
SW14
SW13
SW12
SW7
SW10
SW8
SW5
SW4
SW3
SW11
SW2
SW1
Switch of DCSU
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 22
Functions of DCCU

The DCCU is placed in slot 6 of
the common subrack. There is

only one DCCU and it is
mandatory

Converting the input and output
signals of the common subrack.

Inputting the power of the
common subrack

Providing EMI filtering
DCMB
DTMU
DCCU
NFCB
DCTB
DCSU
DEMU
DATU
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 23
The interfaces on the DCCU panel
POWER
DCCU
To_FAN
TO_TOP1
TRAN
Silk-
Screen
Type Description
TRAN

MD64
(female)
For E1 signal input
To_FAN
DB26
(female)
Connects to the fan panel through cables
TO_TOP1
MD64
(female)
Connects to the cabinet top subrack
through cables
POWER 3V3 For power input of the common unit
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 24
Functions of DATU

The DATU is placed in slots 2 to 4 and slot 7 of the
common subrack with the DEMU. It is optional and
there are maximum two DATUs

Transmitting the remote electrical tilt unit (RET)
control signals

Feeding the TMA

Communicating with the DTMU through CBUS3 for
control and alarm report
DATU
RUN

ACT
ALM
ANT0
ANT1
ANT2
ANT3
ANT4
ANT5
HUAWEI TECHNOLOGIES CO., LTD. All rights reserved
Page 25
Cabinet Top Access Subsystem

DMLC( Monitor Signal Lightning-Protection Card for DTRU BTS)

DELC(E1 Signal Lightning-Protection Card for DTRU BTS)

DSAC(Signal Access Card for DTRU BTS)

D
M
L
C
D
E
L
C
D
E
L
C

D
S
A
C
DCF
CKB2
CKB1