Huawei H80DSDMM 48-port VDSL2 over POTS service board

H802VDNF Board Description
The H802VDNF board is a 48-port VDSL2 over ISDN Service board. It works with the VDSL transceiver unit-remote end (VTU-R) through the VDSL port to support the VDSL2 service.

Feature and Specifications
Please refer to "48-Channel VDSL2 Service Board Comparison".
Parameters
Please refer to "Power Consumption and Maximum Frame Size of Boards".
Working Principle
Figure 1 Working principle of the H802VDNF board

Indicates the channel of control signal. 
Indicates the channel of service signal.

Indicates the control module which loads the board software, controls the running of the board, and manages the board. 
Indicates the service modules and boards which the service signals pass through.

Indicates the channel of power or clock signal. 
The power module supplies power to each functional module of the board.
The clock module provides clock signals for each functional module of the board.
Front Panel Port
NOTICE:
When cables from the xDSL ports are routed to an outdoor environment or the user side, the MDF must be installed with a protective unit.
Indicator
Indicator Name Status Meaning
RUN ALM Running status indicator Green: blinks every 1s The board works in the normal state
Green: blinks every 0.25s The board is starting up
Orange: blinks A high-temperature alarm is generated
Red: on The board is faulty
BSY Port status indicator Green: on At least one service port is activated
Green: off No service port is activated
Pin Assignments
For pin assignment of the xDSL0 port, see mTable 1; For pin assignment of the xDSL1 port

Return Material Authorization (RMA) Process  

Standard Hardware Warranty Policy:

Original new sealed ZTE product: 1 Year  

The Support Contacts:  

If your ZTE products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.

Cargo will be delivered within 1 day after payment arrived. Tracking Number will be offered once delivery done.

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