Figure 3-39 Gsm S4/4/4 (1G+1G+1G); Figure 3-40 Gsm S10/10/8 (2G+2G+2G); Table 3-27 Slot Assignment For Grfus Or Drfus - Huawei BTS3900 V100R003 Hardware Description

3 BTS3900 Hardware Configuration
Table 3-27
band sectors are configured in a single RFC. If more than two GRFUs or DRFUs are configured
for G1, the GRFU or DRFU that is not inserted can be preferentially positioned in slot 2 in
cabinet 1. If more than two GRFUs or DRFUs are configured for G2, the GRFU or DRFU that
is not inserted can be preferentially positioned in slot 4 in cabinet 1. If more than two GRFUs
or DRFUs are configured for G3, the GRFU or DRFU that is not inserted can be preferentially
positioned in slot 3 in cabinet 1.

Table 3-27 Slot assignment for GRFUs or DRFUs

Sector Number
Cabinet 1

Figure 3-39 GSM S4/4/4 (1G+1G+1G)

Figure 3-40 GSM S10/10/8 (2G+2G+2G)

If more than three single-band sectors are configured in a single RFC, GRFUs or DRFUs are
positioned in the slots from left to right in the RFC.
3-44
describes the slot assignment for GRFUs or DRFUs when not more than three single-
G1
Slot 0 or 1
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
G2
Slot 2 or 3
BTS3900
Hardware Description
G3
Slot 4 or 5
Issue 04 (2011-02-15)