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Interface
Name
eA1 eD1
1491
Functional Specifications
Features and
Functions
Basic function
Reliability and
availability
Technical Specifications
Table 7-111 Interface specifications
Attribute
Center wavelength
Single-channel insertion
loss
Maximum input optical
power
Return loss
Optical fiber type
PMD
PDL
Table 7-112 Board specifications
Item
Issue ()
Interfac
Connec
e Type
tor
Type
GE/10GE
Optical
fiber
adapter
Remarks
Supports bidirectional single-channel CWDM optical add/drop
multiplexing (wavelength 1491 nm).
Support for hot swap
Description
1491nm
The insertion loss of
wavelength-dropping/wavelength-adding channels is less
than 1.2 dB, and the insertion loss of east-in-and-west-out or
west-in-and-east-out is less than 1.4 dB, with no optical fiber
insertion loss being taken into consideration.
500 mw/23 dBm
>= 40 dB
Single-mode
Single-mode
<= 0.2 dB
Specification
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description
Cable
Eastbound
LC optical fiber
wavelength-add
ing/wavelength
-dropping
channel (single
wavelength)
7 Boards
157
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