Motorola SC 4812T-MC Technical Information page 5

68P64115A21–B
Figure 3: PA Location Comparison
SC 4812T
Sector
2 to 1 Combiner
Numbering
3 Sector
3 Sector or 6 Sector
(6 Sector)
LPA 1A
LPA 1B
C1, S1–3
(C1, S1–3)
LPA 1C
LPA 1D
1
4
LPA 3A
LPA 3B
C3, S1–3
(C1, S4–6)
LPA 3C
LPA 3D
Figure 4: PA Breaker Mapping Comparison
SC 4812T
L
P
A
C
C
C
P
Sept 2003
TM
SC 4812T-MC vs SC 4812T BTS Read Me First (Comparison)
Sector
Numbering
3 Sector
(6 Sector)
LPA 2A
LPA 2B
C2, S1–3
(C2, S1–3)
LPA 2C
LPA 2D
2 3
5 6
LPA 4A
LPA 4B
C4, S1–3
(C2, S4–6)
LPA 4C
LPA 4D
FW00297 REF.
1A
1B
30
1C 1D
30
2A 2B
30
2C 2D
30
CIRCUIT
3A 3B
30
BREAKER
PANEL
3C 3D
30
4A 30 4B
4C
30 4D
1
50
2
50
3
50
FW00380 REF.
NOTE IMPORTANT: A breaker supports a pair of PAs. In
SC4812T–MC, disengaging (pulling) a PA breaker while the
BTS is operational will degrade the TX Output power of ALL
sector–carriers, not just a specific carrier as in SC4812T.
1X SC 4812T-MC Multicarrier BTS Optimization/ATP
Carrier
Numbering
3 Sector
3 Sector and 6 Sector
(6 Sector)
CLPA
C1 (C1) 1A
MCM
1
C2 (C2) CLPA 2A
C3 (C1)
CLPA 3A
S3
S2
C4 (C2) CLPA 4A
S1
C1 (C1) CLPA
1C
MCM
2
CLPA
C2 (C2) 2C
C3 (C1)
3C
CLPA
S6
S5
C4 (C2) 4C
CLPA
S4
NOTES:
MCM CAN BE EITHER 3X3 OR 4X4.
S
MCM2 IS REQUIRED ONLY IN A 6–SECTOR CONFIGURATION.
S
LOWER RIGHT QUADRANT WILL ONLY HAVE CLPAS IN IT IN A
S
4X4 CONFIGURATION.
1A 2A
3A 4A
1B 2B
L
3B 4B
P
1C 2C A
3C 4C
1D
2D
3D 4D
1
C
C
2
C
P
3
SC 4812T–MC
Carrier
Numbering
3 Sector
(6 Sector)
CLPA
1B C1 (C1)
CLPA 2B C2 (C2)
C3 (C1)
CLPA 3B
CLPA 4B C4 (C2)
CLPA C1 (C1)
1D
CLPA
2D C2 (C2)
C3 (C1)
3D
CLPA
C4 (C2)
CLPA 4D
ti-CDMA-WP-00197-v01-ildoc-ftw
SC4812T–MC
ti-CDMA-WP-00224-v01-ildoc-ftw
RMF-3