Motorola SC 300, Руководство пользователя

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Site Cabling for BTS With Customer–Supplied Site I/O Interface
– continued
PRELIMINARY
SC
t
300 BTS Hardware Installation, ATP and FRU Procedures
DEC 2000
4-14
Figure 4-7: Site Cabling for Three Picocells
PICOCELL 3
PICOCELL 1
CUSTOMER
INPUTS
SPAN
RGPS
SITE I/O
INTERFACE
PHONE
(MODEM)
LA
LA DSU
LA
PICOCELL 2
ANT 4
TX/RX
LA
GROUND
DC POWER
ANT 2
TX/RX
LA
DC POWER
GROUND
ANT 1
TX/RX
LA
DC POWER
GROUND
2X
2X
KEY
B/1(ANTENNA)
LABEL
NUMBER
OF CABLES
NAME
Y/1(GROUND)
Y/1(GROUND)
Y/1(GROUND)
D/1(ANTENNA)
D/1(ANTENNA)
D/1(ANTENNA)
U/1(DC POWER)
U/1(DC POWER)
U/1(DC POWER)
Q/1 SU
LEGEND
LA = Lightning Arrestor
2X =SU Splitter/Combiner
Q/1 (SU)
F/1 (MIB) OR
I/1 (MIB)
R/1 (SU)
R/1 (SU)
Q/1 (SU)
Z/1 (SITE I/O
CABLE) SEE
NOTE
B/1
(GROUND)
M/1 (RGPS)
N/1 (SPAN)
O/1 (CUSTOMER
INPUTS)
V/1 (PHONE)
NOTES
1: Site I/O junction box and associated cable are
present on Microcell 1 only.
2. If BTS is not equipped with the primary surge
suppressor, then you will require the Site I/O Cable
Extender Cable, p/n 3088116C01 (cable Z).
3. The AC Installation Box is required for outdoor
applications.
AC POWER
LA
S/1
(AC POWER)
AC INSTALL
BOX
(SEE NOTE 3)
H/1 (MIB) OR
L/1 (MIB) OR
AC POWER LA
S/1
(AC POWER)
AC INSTALL
BOX
(SEE NOTE 3)
AC POWER
LA
S/1
(AC POWER)
AC INSTALL
BOX
(SEE NOTE 3)
4