OptiX RTN 600 Routine Maintenance
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Transcript of OptiX RTN 600 Routine Maintenance
HUAWEI TECHNOLOGIES CO., LTD.
www.huawei.com
Huawei Confidential
Security Level: internal use
OptiX RTN 600 Routine Maintenance
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Foreword
The OptiX RTN 600 radio transmission system is a
type of short-haul digital microwave transmission
system developed by Huawei. The system supports
a maximum transmission capacity of 1xSTM-1
over one microwave carrier. The OptiX RTN 600
adopts a split-mount structure and a PDH/SDH
integrated microwave transmission platform. It
can be used to provide backhaul in mobile
communication networks or private networks, or
to compose transmission networks together with
optical transmission equipment.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
About This Course
This course introduces the routine maintenance
operations of the OptiX RTN 600 product,
including routine maintenance items and
precautions for routine maintenance operations.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Reference
Please refer to sections “Routine
Maintenance Guide” and “Common
Maintenance Operation Guide” in the
OptiX RTN 600 Radio Transmission
System V100R001 Maintenance Guide.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Objective
After this course, you will be able to:
Know the routine maintenance
items of the OptiX RTN 600.
Master basic maintenance
operations of the OptiX RTN 600.
Judge the common faulty in OptiX
RTN 600
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
1. Routine Maintenance Suggestions
2. Routine Maintenance Operations
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
Routine Maintenance Suggestions
Indoor Unit Maintenance
Outdoor Unit Maintenance
Maintenance Using the Web LCT
Maintenance Using the T2000
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Indoor Unit Maintenance
When you are doing maintenance in an equipment room and have no tools at hand,
do as follows:
1. Checking the IF board indicators
2. Checking the service board indicators
3. Testing the orderwire phone
4. Cleaning the air filter (once every two months)
5. Cleaning the equipment room (once every two months)
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
1. Checking the IF Board Indicators
Checking the SRV Indicator
Checking the BER Indicator
Checking the ODU Indicator
Checking the STAT Indicator
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Checking the IF Board Indicators
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Checking the SRV Indicator
The SRV indicator deserves the most attention, because it indicates whether
any fault has occurred to the current services.
When the SRV indicator is lit red or yellow, you need to check whether the
services are really affected.
No services are configured.OFF
Minor alarms or remote alarms are generated in the services.ON
Critical alarms or major alarms are generated in the services.ON
The services are normal.ON
SRV
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Checking the BER Indicator
The BER indicator indicates the bit error conditions on the current
microwave link.
When bit errors occur on the link, query the actual receiving power of the
ODU by using the Web LCT, to exclude the influence of weather and climate.
Microwave bit errors have not exceeded the threshold.OFF
Microwave bit errors have exceeded the threshold.ON
BER
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Checking the ODU Indicator
The ODU indicator indicates whether any fault has occurred to the ODU hardware.
The ODU is faulty.ON
The ODU is operating normally.ONODU
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Checking the STAT Indicator
The STAT indicator indicates whether any fault has occurred to the
board hardware.
The board is not started, created or has no power input.OFF
The board hardware is faulty.ON
The board is operating normally.ON
STAT
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
2. Checking the Service Board
Indicators
Checking the SRV Indicator
Checking the STAT Indicator
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Checking the Service Board Indicators
Check the SRV indicator to see if any service error has occurred.
Check the STAT indicator to see if any board hardware error has
occurred.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Testing the Orderwire Phone
Making a call to other site.
The dial tone should be clear after pick up the phone.
The ringing tone should be clear after dial the number.
If remote site answered the call, the voice should be clear without noise.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Cleaning the Air Filter
Clean the air filter once every two months.
Cleaning the air filter is necessary only for the IDU 620 that is configured
with fans.
If installed in a dust-proof outdoor cabinet, the IDU 620 is equipped with
no air filter. There is no need to clean the air filter.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Cleaning the Equipment Room
It is recommend to clean the equipment room once every two
months.
1. Temperature: –5℃ to 45℃.
2. Humidity: 5% to 95%.
3. Disaster protection.
4. Clean the equipment room.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
Routine Maintenance Suggestions
Indoor Unit Maintenance
Outdoor Unit Maintenance
Maintenance Using the Web LCT
Maintenance Using the T2000
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
ODU Maintenance
It is recommend to perform the
operations in every half year or
after a fresh gale.
1. Checking the ODU
2. Checking the hybrid coupler
3. Checking the antenna
4. Checking the IF cable
ODU
Antenna
IF cable
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Checking the ODU1. Verify that the ODU is within the protection
area of the lightning arrester.
2. Verify that the interface between the ODU
and the antenna is firm and reliable.
3. Verify that the interface between the ODU
and the antenna are properly sealed. Verify
that the sealing is water-proof.
4. Verify that the protection grounding cable
of the ODU is normal.
5. Verify that the ODU is damaged on the
surface.
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Checking the Hybrid Coupler
Protection area of the
lightning arrester.
Connections between hybrid
coupler to ODU and antenna.
Water-proof checking for the
interfaces.
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Checking the Antenna
Protection area of the lightning arrester.
Connections between antenna to pole.
Antenna radome should be intact.
No water accumulation in antenna.
Position and direction of antenna.
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Checking the IF Cable
Check the appearance of the IF cable.The cable should not be bent or twisted.
The cable should not have its copper wire exposed.
The bending radius of the cable should be more than 30 cm.
Check the cable connectors.The cable connector should be reliably connected to the ODU.
There is no water penetration.
Check the cable grounding.The grounding clip should be waterproof.
The grounding cable should be routed from top downwards. The angle between the grounding cable
and the IF cable should not be more than 15 degrees.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
Routine Maintenance Suggestions
Indoor Unit Maintenance
Outdoor Unit Maintenance
Maintenance Using the Web LCT
Maintenance Using the T2000
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Maintenance Using the Web LCT
When you are doing maintenance in an equipment room and have a
laptop installed with the Web LCT at hand, use the Web LCT to perform
the following maintenance operations:
Querying alarms
Querying performance
Querying the receiving power of the ODU
Querying the alarms, performance, receiving power of the remote equipment
Testing protection functions once every half year
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Browsing Alarms
View the displayed alarm information.
If alarms that are generated after the latest maintenance exist in the
window, contact troubleshooting engineers to handle these alarms in a
timely manner.
For method of handling alarms, refer to section A.2 Alarms and Alarm
Clearing in the OptiX RTN 600 Radio Transmission System V100R001
Maintenance Guide.
You can click Save As to save the current alarms into files.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
Routine Maintenance Suggestions
Indoor Unit Maintenance
Outdoor Unit Maintenance
Maintenance Using the Web LCT
Maintenance Using the T2000
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Maintenance Using the T2000
When the equipment is under the unified management of the
T2000 NM system, perform the following maintenance operations
in the NM center:
Querying alarms
Querying performance
Querying abnormal events
Testing protection functions once every half year
Testing protection functions once every half year
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
IDU maintenance itemsObserving the indicators in IDUTesting the order wire phoneCleaning the air filterCleaning the equipment room
ODU maintenance itemsObserving the indicators in IDUTesting the orderwire phoneCleaning the air filterCleaning the equipment room
Maintenance operations via LCT and NMS: alarm, performance, power querying
Summary
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
1. Routine Maintenance
Suggestions
2. Routine Maintenance Operations
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Contents
Routine Maintenance Operations
Replacing an ODU
Replacing a Board
Replacing an IF Board
Replacing an SCC Board
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Replacing an ODU
Power off .Disconnect cables.Uninstall ODU.Install the ODU.
New ODU consistent with the previous one. . Verify the polarization.Lock the four latches in a diagonal order.
Connect back the cables.Carry out the waterproof measures for the IF interface of the ODU.Turn on the ODU-PWR switch on the panel of the IF board.Check status of new ODU by Web LCT.
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Plugging Out a Board
Step 1: Loosen the screws on the front panel.
Step 2: Unlock the ejector levers of the board so that the board is disconnected from the backplane.
Step 3: Draw out the board along the guiding rail.
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Plugging In a Board
Step 1: Slowly inserting the board along the guiding rail.
Step 2: Lock the ejector levers of the board.
Step 3: Fasten the screws on the front panel.
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Replacing an IF BoardWhen the IF board to be replaced is the working board configured with the 1+1 protection, use
the Web LCT or T2000 to perform forced switching for the board. When the service of the
board to be replaced is the working service configured with the SNCP, use the Web LCT or
T2000 to perform forced switching for the service.
Turn off the ODU-PWR switch of the IF board to be replaced. Disconnect the IF cable.
Make sure the version and type of the spare board are consistent with those of the board to be
replaced.
Remove the board.
Insert the spare board. Connect the IF cable.
When the board is working, observe the indicators. The STAT indicator should be lit green.
Turn on the ODU-PWR switch of the IF board.
If the SNCP forced switching was performed for the service, use the Web LCT or T2000 to
cancel it. If the 1+1 protection forced switching of the board was performed, use the Web LCT
or T2000 to cancel it.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Replacing an SCC Board
Remove the SCC board and make sure the
spare SCC board is consistent with it.
Remove the portable memory cards.
Install the portable memory card of the
board to be replaced onto the spare board.
Insert the spare board.
Monitor the indicators, and check the
status of the running SCC board by Web
LCT.
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Summary
routine maintenance operations of the OptiX RTN 600, including:
Replacing an ODU
Precautions for replacing a board
Replacing an IF board
Replacing an SCC board
HUAWEI TECHNOLOGIES CO., LTD. Huawei Confidential
Thank you!