Huawei BTS3 Series, Hardware Description Manual

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3 Board
M900/M1800 BTS3X Series Base Transceiver Station
Hardware Description Manual
3-76 Huawei Technologies Proprietary Issue 01 (2006-11-18)
Table 3-42
Mapping of S9 setting and OML timeslot
Bit 2 Bit 3 Bit 4 OML Timeslot
ON ON ON 31
OFF ON OFF 3
OFF OFF ON 6
OFF OFF OFF 9
Table 3-43
S12 setting
Bit 1 Bit 2 Meaning
ON ON
OFF OFF
MCK not supports remote software loading function
(TMU has no boot software)
ON OFF
OFF ON
MCK supports remote software loading function
(TMU has boot software)
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:
!
No S12
!
Bit 2, 3 and 4 of S9 are for the deserved use and their setting can be ignored.
3.22 TRB
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.
3.22.1 DIP Switch
The layout of the TRB varies with the type of the BTS.
Figure 3-50 shows layout of the BTS30 and the BTS3006A.