Huawei BBU3900 Installation Manual page 51
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Also See for BBU3900:
- Hardware description (104 pages) ,
- Hardware maintenance manual (58 pages) ,
- Description (29 pages)
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Appendix
a
Setting the DIP Switches
Settings of S4 and S5 on the GTMU
DIP Switch
Setting of DIP Bit
1
S4
ON
OFF
Miscellaneous
DIP
Setting of DIP Bit
Switch
1
S5
ON
OFF
ON
OFF
Reinstall the GTMU and the UELP.
2
3
4
ON
ON
ON
OFF
OFF
OFF
2
3
4
ON
ON
ON
ON
ON
OFF
OFF
ON
OFF
OFF
ON
OFF
Description
The E1 link can be bypassed.
The E1 link cannot be bypassed.
Not available
Description
The E1 link can be bypassed.
The E1 link of the Level 1
cascaded BTS can be bypassed.
The E1 link of the Level 2
cascaded BTS can be bypassed.
The E1 link of the Level 3
cascaded BTS can be bypassed.
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