Zte ZXC10 CBTS O1, Руководство по установке

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ZXC10 CBTS I2 Installation Manual
62
Confidential and Proprietary Information of ZTE CORPORATION
75
Ω
E1 cable connection
Connect 75
Ω
E1 cable End A (left end in Figure 43) to BSC E1 socket
of conversion board at CBTS top. Connect E1 cable End B (right end in
Figure 43) to corresponding E1 interface of conversion board on feeder
shelf.
Table 12 describes 75
Ω
E1 cable internal connections in detail.
T
A B L E
1 2 - 7 5
Ω Ω Ω Ω
E 1 C
A B L E
I
N T E R N A L
C
O N N E C T I O N S
Signal
definition
IN0 OUT0 IN1 OUT1
End A pin
number
22 23 24 25 1 2 3 4
Cable number 1-1-internal
1-1-external
1-2-internal
1-2-external
1-3-internal
1-3-external
1-4-internal
1-4-external
Signal
definition
IN2 OUT2 IN3 OUT3
End A pin
number
5 6 7 8 9 10 11 12
Cable number 1-5-internal
1-5-external
1-6-internal
1-6-external
1-7-internal
1-7-external
1-8-internal
1-8-external
Signal
definition
IN4 OUT4 IN5 OUT5
End A pin
number
13 14 43 44 39 40 41 42
Cable number 2-1-internal
2-1-external
2-2-internal
2-2-external
2-3-internal
2-3-external
2-4-internal
2-4-external
Signal
definition
IN6 OUT6 IN7 OUT7
End A pin
number
35 36 37 38 31 32 33 34
Cable number 2-5-internal
2-5-external
2-6-internal
2-6-external
2-7-internal
2-7-external
2-8-internal
2-8-external
Note:
’1-1-internal and 1-1-external’ stands for internal and external conductors of
the 1st core in 8 core cable respectively.