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WRVR Troubleshooting Guide

Problems Possible causes ActionsATC reported no

display on screen/

black screen

1. Monitor on power savingmode/screensaver

2. Monitor turned off3. CPU turned off4. No power to monitor5. No power to CPU6. Monitor faulty7. CPU faulty

1. Move PC mouse orpress any keys on

keyboard

2. Turn on the Monitor3. Turn on the CPU4. Turn on power supply5. Make sure power cable

connected properly

6. Try to change monitorto test

7. Inform MET KLIA theATC CPU/Monitor isfaulty

ATC operator

reported cannot

access

METairport/WRVR

display/Public

IP/192.168.101.50

1. IP address entered in thenavigation bar is incorrect

2. Internet is down (for CivilAirport)

3. Network cable is not connectedproperly to the CPU network

port or to the Network

Switch/Router

4. Network cable is damaged5. Network Switch is turned off6. Access Point cable does not

connected properly to the

Network Switch (Military Airport)

7. Access Point adapter is turnedoff (Military Airport)

8. Access Point adapter is faulty(Military Airport)

9. Access Point adapter cable is notproperly connected to the Access

Point (Military Airport)10.Access Point cable is damaged

(Military Airport)

11.Access Point is not in the line ofsight with the Subscriber Module

(Military Airport)

12.Access Point is damaged13.Subscriber Module adapter is

turned off (Military Airport)

14.Subscriber Module adapter isfaulty (Military Airport)

15.Subscriber Module adapter cableis not properly connected to the

1. Provide the ATC withthe correct IP Address

2. Ask them to checkother website

(email/google/yahoo).

If cannot access then

ask them to call the

tower internet service

provider.3. Make sure the network

port light is blinking to

confirm the cable is

connected properly

4. Change network cable5. Turn on the network

switch

6. Refer to #37. Turn on the adapter8. Replace the adapter9. Make sure the adaptercable is inserted

properly

10.Refer to #411.Realign the Access

Point or the Subscriber

Module and do a ping

test until connection is

established

12.Replace the AccessPoint

13.Refer to #7

14.Refer to #8

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Subscriber Module (Military

Airport)

16.Subscriber Module cable isdamaged (Military Airport)

17.Subscriber Module is damaged18.MET Station network switch isturned off19.Network cable from DPU is not

connected properly to the MET

Station Network Switch or to

DPU

20.Network cable from DPU to METStation Network Switch is

damaged

21.DPU is turned off22.DPU power cable is not

connected properly23.UPS is turned off24.UPS power cable is not

connected properly

25.UPS is faulty26. Internet is down (Civil airport)27.DPU network cable for internet

connection is not connected

properly to the MET Station

router/LAN Network Switch

28.MET Station Router/LANNetwork Switch is faulty29.WRVR system software ishanged/crashed

30.DPU is damaged31.New DPU is not working/not

available/damaged

32.Unknown causes

15.Refer to #916.Refer to #417.Replace the Subscriber

Module

18.Refer to #519.Refer to #320.Refer to #421.Turn on the DPU22.Connect the power

cable properly

23.Turn on the UPS24.Connect the UPS cable

properly

25.Bypass the UPS orreplace the UPS

26.Report to MET KLIA orMMD ICT

27.Refer to #328.Refer to #2629.Restart the system30.Turn on the other DPU

and do proper cable

swap

31.Report to MET KLIA32.Refer to #31

ATC operator

reported no data/red

slashes on screen

1. Screen is hanged2. Network cable between DPU and

Network Switch is down

3. Network between Networkswitch and Access Point is down4. Network between Access Pointand Subscriber Module is down

5. Network between SubscriberModule and AE Network Switch

is down

6. Network between AE NetworkSwitch and AQ/Arm Processor is

down

7. AQ is down8. AQ is hanged9.

Power connection between AQand Surge protector is

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down/insufficient

10.Power connection betweenSurge protector and MCB 5V is

down/insufficient

11.Power connection between MCB5V and 5V Power Supply isdown/insufficient

12.Power connection between 5VPower Supply and 240VAC MCB

is down

13.AQ shows data is 014.Data connection between AQ

and Surge Protector is down

15.Data connection between SurgeProtector and AE Connector is

down

16.Data connection betweenconnector and Surge ProtectorBox is down

17.Data connection between SurgeProtector Box and Sensor is

down

18.Power connection betweensensor and Surge Protector Box

is down/insufficient

19.Power connection betweenSurge Protector Box and

connector is down/insufficient20.Power connection betweenconnector and sensors MCB is

down/insufficient

21.Power connection betweenconnector and MCB 12V is

down/insufficient

22.Power connection between MCB12V and 12V power supply is

down/insufficient

23.Power connection between 12VPower Supply and 240 VAC MCBis down

24.Power connection between240VAC and Main Source is

down