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3 Board
Table 3-42 Mapping of S9 setting and OML timeslot
Bit 2
ON
OFF
OFF
OFF
Table 3-43 S12 setting
Bit 1
ON
OFF
ON
OFF
3.21.5 Difference between REV.B and REV.C
The TMU REV.B and the TMU REV.C have the same panels, indicators, and ports.
Differences in the board layout are listed as follows:
!
!
3.22 TRB
3.22.1 DIP Switch
The layout of the TRB varies with the type of the BTS.
Figure 3-50
3-76
Bit 2
ON
OFF
OFF
ON
No S12
Bit 2, 3 and 4 of S9 are for the deserved use and their setting can be ignored.
The hardware version of the TRB described in this section is REV.A and for the previous version
(REV.0), the introduction is based on the description of REV.A in this section.
shows layout of the BTS30 and the BTS3006A.
Huawei Technologies Proprietary
M900/M1800 BTS3X Series Base Transceiver Station
Bit 3
Bit 4
ON
ON
ON
OFF
OFF
ON
OFF
OFF
Meaning
MCK not supports remote software loading function
(TMU has no boot software)
MCK supports remote software loading function
(TMU has boot software)
Hardware Description Manual
OML Timeslot
31
3
6
9
Issue 01 (2006-11-18)
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