SH GX1600EDSC Rx: Can you interpret the manual (All Ships Call receive)?

RIBW

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Hi,
I bought a new Standard Horizon DSC radio at SIBS (to replace our existing non-DSC set). I'm trying to RL&ID the manual prior to fitting the radio. There is one section of the manual in particular that I cannot understand and know I can't generate a 'test' situation to work through (All Ships call receive). The relevant part of the manual is attached. Can anyone clarify, from experience, what is meant by bullet point 3?

Could it just be boilerplate wording that has not been tweaked to the specific scenario?

I don't understand :-
1. 'Auto ACCEPT'; If I am to monitor until communication is complete, why does the radio switch away to Ch16 after 30s?
2. 'ACCEPT' Why does it switch to Ch16 anyway - just because someone has made an 'ALL SHIPS' call? It would seem more logical that 'ACCEPT' meant 'continue listening to the ALL SHIPS' or possibly switch back to the working channel.

TIA
Bob
View attachment 45614
 
I think that where they say "switch to channel 16" they mean "switch to the channel requested in the call". It's probably been copied and pasted from the section on receiving a Distress call.

In practice, the only "All Ships" calls I receive have specified ch16, when I'm usually already listening to it, so the three buttons actually all do the same thing! Thanks for posting this though, as it's reminded me what they're meant to do, and why I don't see a difference.

Pete
 
Aye, I think that Copy-and-Paste has gone wrong. What happens on mine is a telephone bell noise sounds and when I eventually realise what it is, I press "Accept" - the radio goes to the new channel - the voice message comes through - and I have to return to Ch 16 when it's finished. An oddity is that the voice message seems to be complete despite me faffing about wondering what that noise is. It can't possibly know that I have got round to pressing "Accept", can it? I think I have had 3 such calls, all emanating from Stornoway, this season so the opportunities for experimenting are few.

Can I council those of a mischievous disposition from extracting the MMSIs of their friends (or racing opposition) from the MARS database and placing a DSC call at suitably inappropriate moments. The ensuing panic at the unrecognised alarm is not funny!
 
There's no error. It's as it says:
Hear an alarm. Press any button to stop it.
Whether you stop it or not, radio will switch to the message channel 10 seconds after the All Ships call is received.
Listen to the message. Then when the message is complete:
Press Accept to switch immediately to Ch 16.
Do nothing to switch automatically to Ch 16 30 seconds after the All Ships message has finished.
Press Pause to stay on the message channel.
Press Quit to go back to the channel you were on before the All Ships came through.
 
There's no error. It's as it says:
-------------
Listen to the message. Then when the message is complete:
----------------
Do nothing to switch automatically to Ch 16 30 seconds after the All Ships message has finished.

Do I have this right? You are saying that the 30 second provision starts after the 'ALL SHIPS' 'requested channel' ceases transmission the channel (In this case there's possibly no 'error' in the manual but it is far from unambiguous).

So would it help to add "at which time," at the end of the second line of bullet 3?

[It still doesn't seem logical that I can be chatting on Ch08, get switched to Ch06 (using the manual's example) for the 'ALL SHIPS' and then dumped back to Ch16 not Ch08, but understanding what happens in practice was my objective, not rectifying a minor irritation.]

Cheers
Bob
 
Do I have this right? You are saying that the 30 second provision starts after the 'ALL SHIPS' 'requested channel' ceases transmission the channel (In this case there's possibly no 'error' in the manual but it is far from unambiguous).

So would it help to add "at which time," at the end of the second line of bullet 3?

[It still doesn't seem logical that I can be chatting on Ch08, get switched to Ch06 (using the manual's example) for the 'ALL SHIPS' and then dumped back to Ch16 not Ch08, but understanding what happens in practice was my objective, not rectifying a minor irritation.]

Cheers
Bob
Sorry, all I was saying is that is what the instructions say which is different from how you had interpreted them in your OP. If there's an error it's not a cut and paste error, it's whoever wrote the book didn't know how the radio works. The instructions for the GX2100 are also strange. They suggest that you have to hold a soft key down for 10 seconds or longer - that doesn't seem likely.

I shouldn't have started by saying "There's no error" - that was a response to the suggestion that it was a cut and paste error. prv's suggestion that it's a cock-up makes sense.
 
I'm sure they work the same way - it's probably literally the same piece of code. Just a cockup in the manual which they fixed in the later version. Pete

Pete, I agree about the code and cockup. Not sure what you mean by 'later version' - all three versions (US & UK online and hardcopy that came with the unit last week) of the manual I have looked at read the same?
Cheers
Bob
 
Hear an alarm. Press any button to stop it.
Whether you stop it or not, radio will switch to the message channel 10 seconds after the All Ships call is received.
Listen to the message. Then when the message is complete ...
Now you have pointed this part out, the instructions are clearer.

I must revise my 2100 manual, and perhaps check what the 1600 manual says about making an emergency call, as I think there is an error there.
 
Pete, I agree about the code and cockup. Not sure what you mean by 'later version'

Only that they presumably came up with the 2100 model after the 1600, used a lot of the same text for the bits of the manual that are the same, but noticed and fixed the error about which channel it goes to. Reissuing the manual for the 1600 probably involved too much company bureaucracy or wasn't worth the cost.

Pete
 
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