gioithieuvethietbibts

8/13/2019 gioithieuvethietbiBTS

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Thit b BTS Horizon II macro

THIT B HORIZON II MACRO


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Mc chKt thc phn ny ta co th:

M t t thit b Horizon II macro

Trng thi hot ng ca cc m un trong t Horizon II macro

Khi thu pht (CTU2)

HII SURF Module (SURF2)

M un ghp m rng t (XMUX)M un iu khin chnh (HIISC)

Cc qut lm mt

Cc m un cung cp ngun (PSU)

Board cnh boBoard u m rng (I/O Panel)

Cc khi TX Blocks


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Hnh dng bn ngoi

Cht ca dngnt bm: Khim n vo

cht ca nhyra


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M t cc thnh phn trong t thit b

6 CTU2 3 Qut Muncnh bo

Mun

HIISC

4 Mun

ngunPSU

Card ngt

mchCBC


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Tx

Blocks

Board

T43 uni lung2Mb/s

Cp uni cnh

bo ngoi

Cc u ni nc t HORIZON II macro

Cp cpngunDC

Dy nhyln Phi

Anten

SURF2


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Board giao tip lung 2Mb/s (T43)

Hnh: Board lin kt T43

Board T43 cung cpphi hp tr khng giacc ng E1/T1 v

backplane caBCU.Board ny cung cp

mt giao din cho 6ng vo v 6 ng raca cc ng E1/T1 75ohm cp ng trc cha

ccnbng.


7/35Thit b BTS Horizon II macro

M t cc thnh phn chnh ca t thit b



M un ngun PSU (-48/60 Vdc, ng vo ni t dng).

Cc led ch thtnh trng hotng ca PSU

Cng tt dng tt ngun

ng ra ca PSU



Led ch th hot ng ca PSU

Led xanh

(Active)

Led

(Alarm)

Ch nh

OFF OFF 1. Ngun cung cp ca t b tt, hay2. PSU khng c kt ni.

ON OF Hot ng bnh thng

OFF ON Cnh bo PSU hng

ON ON C vn bn trong (chng hn nhit cao, nhng vn duy tr ngun cung cp)



Card ngt mch (CBC- Circuit Breaker Card)

- CBC bo v mch

v c lp bng taycho tt c cc b

phn ca t, ngoitr cc PSU.



Thit b RF

Thit b RF bao gm bakhichnh:

- CTU2.

- SURF2.

- KhiTx.



M t khi thu pht CTU2 (Compact Transceiver Unit)

TRANSMIT

RF OUT

TEST

INTERFACETTY

INTERFACE

Radio

Status

LED

Tx

Status A

LED

Tx

Status B

LED


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Cc Led ch nh trng thi panel pha trc ca CTU2

LED Trng thi v tuyn ngha

Trngthi v tuyn Khng sng CTU2 tt

n nhp nhy M boot angcti

Xanh Hotngbnh thng

Vng nhp nhy Mode test

Yellow Bthu phtbcm

Cnhbo

v xanh nhpnhy xen k

Qu trnh lp trnh liangthchin

Trng thi pht (A)Tx Khng sng Bpht A ttVngBpht A angpht

Trng thi pht (B)Tx

Khng sng Bpht B tt

Vng Bpht B angpht


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Chi tit CTU2


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Chc nng CTU2

-Mt CTU2 c kh nng thu pht hai tn s sngmang (mi tn s cha 8 timeslot, c kh nngthc hin c 8 cuc gi ng thi)


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SURF2

- M t


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Chc nng SURF

- SURF2 c 6 ng thu RX0A, RX1A, RX2A,

RX0B, RX1B, RX2B au ni vi anten thu, cungcp tn hiu thu phn tp cho 3 sector ( mi sectorc hai tin hiu thu)-Ngoi ra SURF2 cn c 2 ng thu m rng

EXPA, EXPB u tn hiu thu cho t m rng(nu c)


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Cc khi TX

Cc khipht (Tx) c thcttrong 6 v tr phatrn ngnchacc CTU2.C ba loikhiTx:- DUP = Duplexer

- HCU = Bphihplai (Hybrid Combiner unit).

- DHU = Bphihplai kp (Dual Hybrid CombinerUnit).


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Khi DUP (Duplexer)

DUP cho php mt anten

phc v mt CTU2 choc thu v pht


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HCU

HCU kt hp hai ng

ra ca CTU2 n ngvo caDUP. iunycho php 4 sng mang

c th c kt hpvi nhau trong cng

mtanten.


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B phi hp lai kp (DHU)

DHU v c bn l hai

HCU c kt trongcng mtkhin. DHUc ba ng vo Tx, v vycho php 6 sng mang

c kt hp vi nhautrn cng mtanten. Tmsng mang c th ckt kt hp ln trn mtanten n nu mt trong

cc ng vo Tx ccung cp thng thngqua mt HCU trc khianDHU.


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Cc module s

Gmc cc munsau:-Biukhintrm(HIISC).-Module ghp mrngXMUX (ty chn)-Board mrngtrm(ty chn)

-Board cnhbo


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V tr cc mun s trong t thit b

Cc mun s nm

bn phi trn nc tthit b v bn phitrong t thit b nhhnh v.


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B iu khin trm (HIISC)

HIISC cung cp tt c

cc chc nng x ltrm.T Horizon II macroc thchahai moduleHIISC (mtcho masterv mtcho dphng).


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V tr ca HIISC

Reset

Buttons

Status

LEDs

Compact

Flash Slot

TTY

MMI

CAL

Port

LED sng xanh chobit hot ng bnhthng, sng thc li xy ra.

Compact FlashCard slotcontains 32Mb

of memory.

TTY MMIconnection for 9

pin D type

connector.

Nt Reset CPUlreset mm (ch ).Nt Reset FULLlreset cng. (xa tonb phn mn trongb nh). CAL PORT

Calibrates the

Sync Block. The8K Reference is

used in GCLK

calibration.

H11SC FrontPanel


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Ch nh LED panel pha trc ca HIISC

LEDsng

LED

sngxanh Trng thi

OFF OFFBoard cha c cp ngun hoc nang trong chu k reset.

OFF ON Hot ng bnh thng.

ON OFF Li

Nhpnhy

Nhpnhy

Nng cp m boot ca b nh ( ch: lc ny khng c tt ngunhoc reset)


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Mun XMUX (Expansion Multiplexer)

- XMUX thay th mun iu

khinchnh HIISC trong tmrng v giao tip vi tmaster

-Mt t m rng ch cn mt

m unXMUX ktnivi6CTU2 trong t-Trng thi Led ch thi hotng mt trc ca MunXMUX ging nh Led ca

munHIISC


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S chc nng XMUX


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Board m rng (Site expansion board)

- Chuynicc tn hiuTTLthnh cc tn hiu quang cho php t chnh v t mrngthng tin vinhau.


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GPS

connection

Fibre

connections

IN/OUT

V tria Board m rng (Site Expansion Board)


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Board cnh bo

Thu thp ttccc cnhbo(thu ctbackplane).- Cung cpcmbin cho 16ng vo khch (cc cnhbotrm). Cc cnh bo ny

c cung cpbi cc uniPIX: PIX0 v PIX1.- Truynthng cnhbo ntt c cc CTU2 trong cngmtt.- Xl cc tn hiucnhbogim st VSWR caanten.


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M t Board cnh bo

Mains

Door 1

LVD

Fan 0

Fan 1 & 2


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Cc LED ca module cnh bo

V tr caLED

K hiu Trng thi ca LED Thit b c gim st

( Xanh = OK, = Li)

1(nh) MAINS Khng sng/ Khng s dng

2 RECTFR Khng sng/ Khng s dng

3 DOOR1 Khng sng/ Cnh bo ca t m

4 DOOR2 Khng sng/ Khng s dng

5 LVD Khng sng/ Khng s dng

6 FAN0 Xanh/ Qut s 0 hot ng



9 HMS1 Khng sng/ Khng s dng

10 HMS2 Khng sng/ Khng s dng


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Qut lm mt

Gm c 3 qutc lp diyt:Con tc cungcp ngun cho

qut nm trnCard CBC

Led ch thhotng ca qut

nm trn Boardcnhbo

Ly trtdng

tho qut

ra ngoi


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