Comms Flashcards
How can you receive safeworking comms?
Written or spoken
What are the ABCs of safety critical comms?
Accurate
Brief
Clear
What is Active Listening?
When you hear AND try to understand what someone is saying
Define “emergency, emergency, emergency”
This is an emergency call
Define “I say again”
I am going to repeat all, or part of, my last statement
Define “negative”
No. Not correct
Define “out”
My transmission is complete
Define “over”
I have finished speaking, I am waiting for a reply
Define “receiving”
I acknowledge your call. Proceed with the message
Define “roger”
All your last statement is received and understood
Define “stand by”
Wait. I will be back soon
What is special about the phonetic alphabet?
- specifically selected so that it sounds distinct from other words
- no 2 words sounds alike
- only 2 words have one syllable
What must be ensured/done when communicating?
- ensure understanding. NEVER ASSUME the message is understood
- always repeat back correctly
- acknowledge transmissions only when safe to do so
- ensure message is free of stress/frustration
What must you do if the message is incorrect, incomplete, unclear, ambiguous or not understood?
Challenge it and correct/clarify
What are some barriers to effective communication?
- loud environment
- poor connection
- ambiguous wording
- making assumptions
- speaking to someone with a strong accent
Are drivers ever the lead communicator?
No
What do you do after initiating a REC/TEC call?
- emergency, emergency, emergency
- TDN, origin/destination, location
- nature of emergency (lines obstructed/overhead needing to be isolated)
- required response
- ID any hazards
What are 2 things to remember when there is poor communication/hard to understand?
- be confident to challenge unprofessional behaviour
- if you’re not sure, don’t assume, ask
What does the first digit in a TDN represent?
Destination or type of service
What does the second digit in a TDN represent?
Going via loop or not
What does the third and fourth digits in a TDN represent?
Direction of travel.
- even = up
- odd = down
How do you operate a signal post telephone?
- open door
- raise handset
- wait for train controller/signaller to answer
What must you do once a conversation is finished on a signal post telephone?
- replace handset firmly
- ensure telephone case door is closed
- lock the door to prevent unauthorised use
On a PABX phone, what do the following numbers represent?
1. 1?
2. 5?
1= 9619
5 = 9610
What does a flashing blue light on a Flinders Street Operation Telephone mean?
On duty drivers should answer it and assist as required
How do you use a Flinders Street Operation Telephone?
- unlock door with 5P key
- lift the handset
- press the appropriate button
What must you do after a call using the Flinders Street Operation Telephone?
- hang up the phone
- lock the box
How often are MURL phones located?
Every 150m
How do you use a MURL phone?
- open the door by pressing the catch on each side of the case
- press the red button BELOW the telephone case
- wait until area controller answers
What must a driver do when they observe a flashing blue light in the MURL?
- bring train to a stand using normal brake application
- contact signal control panel/area controller using:
• DTRS
• Signal post telephone
What does it mean when the DTRS is roaming?
Low signal, trying to secure a better connection to the network
What 2 things are allocated to a train so it is known who train control/signaller is talking to?
- TDN
- Motor car number
Can a higher priority call override other calls?
Yes. REC calls are highest priority
What is the primary form of communication for a driver?
Fixed/portable radios
What is the secondary form of communication for a driver?
Work issued mobile phone
Are non-metro trains connected to the DTRS?
No
What must you do if you receive an SMS via the DTRS?
Report it to train control
What should you do if a call fails to connect via the DTRS?
- report as a fault
- attempt to make the call from portable radio or mobile phone
What must be happen with a portable radio and mobile phone on each shift?
- both must be fully charged
- both must be switched on at the start of shift
When should a driver operate the DTRS?
When it is safe to do so
After how long will a call on the DTRS automatically answer?
4 seconds
After how long does the portable radio automatically answer a call?
2 seconds
After how long does the DTRS automatically answer a REC call?
5 seconds
How long must you press the REC/TEC button to initiate a call on the DTRS?
0.5 seconds
How long does it take to initiate a REC call on the portable radio?
2 seconds + PTT button
What will the screen display on fixed/portable radios when starting up?
- initialising
- powering up/testing
- testing
- test complete
What will the radio say when it is connected to the network?
‘Metro’ will appear in top left corner of screen
What will the screen say when the DTRS is connected to the network?
‘Metro’ will appear in top left corner of screen
What must a driver do if the radio can’t connect to the network?
Inform train control and give them your work mobile phone number
What could cause a train radio to not connect to the network?
- network failure
- cell failure
- fault with the radio
What number do you call to perform the radio test?
849801
How long will the radio stay on for after loss of overhead power?
2 hours
What will happen if Metrol relocates to their Disaster Recovery Site in the event of am emergency?
- fleet wide REC call will be made by train control
- drivers will be advised radio system has failed
- must contact Metrol using issued mobile phone before moving train
Where on the screen is the TDN displayed after registration?
Top right corner
After how long will a TDN automatically deregister?
4 hours
What button can you press on cab fist microphone to change to LTR?
Mode switch (below PTT button)
How long do you have to talk in LTR mode before it reverts to DTRS?
10 seconds
How long can you transmit for before the radio reverts from LTR back to DTRS?
30 seconds
What are the 3 shortcuts on a portable radio?
1 = train control
3 = area control
9 = TEC call
What must you do when rostered to travel in the leading cab?
- turn off all electronic devices
- this ensures it won’t interfere with the active drivers’ communications
What should you not do when portable radio is in amplified mode?
- don’t place it against your ear as it is loud
- can adjust the volume with the volume buttons
What should you not do when portable radio is in amplified mode?
- don’t place it against your ear as it is loud
- can adjust the volume with the volume buttons
What does the portable train radio cradle do?
- charges
- syncs
When must a driver take the portable train radio with them from the cradle?
- performing fault finding/rectification
- preparing a train
- dealing with an on-train emergency
- carrying out emergency actions to protect and obstructed line
- carrying out duties associated with rescue of a failed train
Who must you report a lost/stolen radio to and why?
- duty manager
- so they can block the radio to prevent any calls being made from it
After how long will the screen go blank on the portable radio?
60 seconds
After how long will the portable radio automatically lock?
90 seconds
How do you unlock the portable radio?
- star button (*)
- OK button
How do you deregister a TDN on the portable radio?
Press the yellow button 3 times
Can you have a TDN active simultaneously on 2 seperate portable radios?
No
What are the 3 types of emergency calls?
- REC
- TEC
- public emergency (000)
How do you dial the 000 emergency number from the DTRS?
Dial 90000
When do you use a REC call?
When it affects other trains/lines
Will non-metro trains receive a REC call?
No
What should you do when a REC call is made?
- stop the train using normal brakes
- listen to the call/wait for instructions
- don’t talk unless you are able to add relevant information to the situation
What will the screen say when you can talk on a REC call?
‘Speak’
What will the screen say if someone is already speaking on a REC call?
‘Busy’
What should you say if you accidentally made a REC/TEC call?
“REC/TEC call made in error”
What should you do if you receive a REC call then receive no further communication?
- Stop using a normal brake application
- Listen to transmission, do not speak unless directly contacted by train control or if you become aware of another dangerous situation
- Act on any instruction from train control
- Remain stationary if instructed to do so, or if you become aware of danger immediately ahead
- Remain stationary for 1 minute, then proceed at EXTREME CAUTION to next signal at stop, next station or the point of danger
Should you enter the MURL after receiving a REC call?
No, unless instructed by the train controller
What can happen if the train controller has lost contact with the initiator of the REC call?
They may authorise a train to proceed towards the location at EXTREME CAUTION and attempt to make contact with the initiator
When should a TEC call be made?
If the emergency affects only your train
How do you change a TEC call to a REC call on the DTRS?
Press X button, then press REC button
Who do you report a failed portable radio to?
Duty manager
What should you do if no DTRS is available?
- immediately contact TC using mobile/post phones
- confirm fault is with cab and not the network
- if there is a cell reception/failure, train can continue in service, provide TC with phone number from work mobile phone
- driver must enter TDN into DTRS when reception returns
When can you answer the portable radio?
- when it is safe to do so
- not while the train is in motion
What do you do when you get a fault on the DTRS?
- press ‘X’ twice to try to clear fault
- report the fault