Figure 4-6 Core connections of the management cable connected to the NM network interface
or NM serial interface
1 2 3 4 5 6 7 8
Pos.1
Pos.6
Pos.5
Pos.9
1 2 3 4 5 6 7 8
ETH/OAM
1 Transmit positive of the NM interface
2 Transmit negative of the NM interface
3 Receive positive of the NM interface
4 Grounding end of the Console interface
5 Receive end of the Console interface
6 Receive negative of the NM interface
7 Unspecified
8 Transmit end of the Console interface
NM network interface
(terminal side)
NM serial interface
(terminal side)
Table 4-10 Descriptions of the alarm indicator (ALM)
Status Description
Indication
On (red) An equipment-level critical alarm is reported.
On (yellow) An equipment-level major or minor alarm is reported.
Off No equipment-level alarm is reported.
Table 4-11 Descriptions of the working status indicator (STAT)
Status Description
Indication
On (green) The device is running properly.
On (red) A device hardware fault has occurred.
ATN 905 Multi-service Access Equipment
Product Description 4 Hardware Structure
Issue 01 (2013-05-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
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