Huawei BTS3900A - Page 18

Appendix
1 Disconnecting the CPRI Cable from
t
Push
Pd t2
Product 1
Pull
P
ro
d
uc
t
2
Product
1
P
Push
2 Attaching the Color Rings
Product 4
Product 5
Pull
System Sector
System 1 1 Main antenna: two red rings
z If main and diversity are not distinguished, the RF signals tra
n
by default, and the RF signals transmitted from the right RF unit
z If an antenna system serves six sectors, the colors of the ring
s
respectively.
Diversity antenna: one red ring
2 Main antenna: two yellow rings
Diversity antenna: one yellow ri
n
3 Main antenna: two blue rings
Diversity antenna: one blue ring
Diversity
antenna:
one
blue
ring
System 2 1 Main antenna: one white ring a
n
Diversity antenna: one white rin
2 Main antenna: one white ring a
n
Diversity antenna: one white rin
1
3 Main antenna: one white ring a
n
Diversity antenna: one white rin
t
he CPRI Port
Pull
Push Push
Pd t3
Pull
P
ro
d
uc
t
3
P
ull
Push
Color Ring
n
smitted from the left RF unit are regarded as the main signals
are regarded as the diversity signals.
s
for sectors 4, 5, and 6 are purple, orange, and green
n
g
g
g
n
d two red rings
g and one red ring
n
d two yellow rings
g and one yellow ring
7
n
d two blue rings
g and one blue ring