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- Path: laura.pcug.co.uk!ogm!jimbovo
- Newsgroups: comp.dcom.modems,demon.tech.modems
- Message-ID: <116@ogm.win-uk.net>
- References: <1996Mar22.172103.1@rmcs.cranfield.ac.uk><71HDZfAZspVxoAoh@turnpike.com>
- Reply-To: jimbovo@ogm.win-uk.net (Jim Bovingdon)
- From: jimbovo@ogm.win-uk.net (Jim Bovingdon)
- Date: Wed, 27 Mar 1996 22:14:29 GMT
- Subject: Re: Mr. Modem V1428VQH Voice/Fax/Modem - how to use it?
-
-
- In article <71HDZfAZspVxoAoh@turnpike.com>, Dave English (DavidE@turnpike.com) writes:
- >In article <1996Mar22.172103.1@rmcs.cranfield.ac.uk>, Brian {Hamilton
- >Kelly} <tex@rmcs.cranfield.ac.uk> writes
- >>I've just read through all 2,500+ articles on my server in comp.tech.modems,
- >>and have found no mention of this product, nor yet of a FAQ, so please
- >>forgive me for jumping in and asking what *may* be a FAQ.
- >>
- >>I've just purchased a V.34 Internal fax/modem with voice capability.
- >>According to the advertiser, this product has BABT approval (anything for
- >>connection to the telephone line in the UK must have been approved by the
- >>British Approvals Board for Telecommunications, which, contrary to most
- >>people's impression, is *not* run by BT [British Telecommunications]). This
- >>I found strange, because to the best of my knowledge, NO voice modem has
- >>been given BABT approval.
- >>
- >>Be that as it may, it duly arrived, and is in a "Mr. Modem" box marked
- >>MR-144/144HVbis, which has got the coveted "green" sticker from BABT on it.
- >>According to the box, the modem is made by Microcomputer Research Inc., but
- >>there's no manufacturer's address on the box, other than "Made in Taiwan".
- >>The blurb on the back of the box was at first worrying, because it made no
- >>mention of the V.34 (28,800) standard for which I had ordered it. But also
- >>on the box is a sticker identifying it as "VOICE 28800bps FAX MODEM V1428VQH"
- >>and inside the box, the instruction book does indeed confirm that it works
- >>at V.34 (the card *doesn't* have the BABT approved sticker, which is
- >>significant, I suspect :-)
- >>
- >>Anyway, this is all by the by: my problem is that I cannot get the card to
- >>work. It has jumpers to configure its port address to any of the standard
- >>COM1:..COM4:, and to select any of IRQ3, IRQ4, IRQ5, or IRQ7. But no matter
- >>how I configure it, the BIOS on none of the three machines in which I've
- >>tried it can see the card (it's taken me two days to work this out, because
- >>I had to discover how to disable my existing coms ports).
- >>
- >>Speaking to the distributors, they say that it doesn't need to be seen by
- >>the BIOS, because one runs a "Banzai" program (supplied with the card) to
- >>configure the modem to work under Windows. This disk does indeed refer to
- >>AT&T modems, and the card itself has two large AT&T branded chips on it.
- >>
- >>Whether or not this Banzai program will work is purely academic for me,
- >>however, because I want to run the modem under pure DOS or under OS/2 (I
- >>wouldn't let that Windows crap anywhere near my computer). Before I return
- >>the modem to get my money back, can anyone confirm that the board will only
- >>work under Windows, or alternatively tell me how to use it under DOS and/or
- >>OS/2?
- >>
- >>(I find it disturbing that most of the ISA bus's address lines go to a 40+
- >>pin SMD labelled U6 on the board, which doesn't seem to be fitted. Is there
- >>some way around the functionality of this chip, whatever it might have been
- >>meant to be, that allows the board to work under Windows, but for which some
- >>ASIC was required to work under common-or-garden DOS?)
- >
- >It rather sounds as though the modem you have does indeed only work with
- >the Windows device driver.
- >
- >The modem is an AT&T "controller-less" modem, it has DSP hardware to do
- >the data-pump functions but uses a device driver running on the PC host
- >to perform the controller functions of the modem. The device driver
- >supplied is for Windows 3.1 . I do not know whether a device driver
- >exists for OS/2, but I rather doubt it. I very much doubt if it is
- >possible to use the modem under MS-DOS.
- >
- >The argument for controllerless modems is that they can reduce the cost
- >and increase the possible functionality of a modem by using the host CPU
- >for control functions. The disadvantage is the necessity for software
- >compatibility with an operating system.
- >
- >Your modem is probably made by Askey Computer Corporation in Taiwan,
- >they call their modems Dynalinks. Other modems that use the same or
- >similar hardware have been sold in the US, I know of a Boca and a
- >Cardinal. I belevive there may be more than one variant of device
- >driver software. This is the first modem I have seen in the UK.
-
- Windows 95 will detect this modem as an INFOTEL 1428 VQH
- I had an unbranded modem model no. 1428 VQE and was unsure of th
- make until I upgraded to win95
-
-
-
-
-
-
-
-
-
- >There are two other families of modems that require special device
- >drivers. One is bazed on the IBM Mwave chipset, the other on the
- >Rockwell RPI chipset. The MWaves are high class products, they have a
- >high performance DSP which can often perform sound-card emulation as
- >well as modem functions simultaneously, drivers are available for DOS,
- >for OS/2 and for Windows. Apart from IBM products, the Best Data ACE
- >5000 and Miro Connect 34 use MWave chips. The RPI chipsets are a low
- >cost solution, they have controller hardware to implement basic
- >functions, but need a device driver in order to do higher functions such
- >as V.42 error correction or V.42bis data compression. Many
- >manufacturers have had RPI modems at the bottom of their 14.4 range at
- >one time or another.
- >
- >Other modems have been sold in MR-144 boxes, for example with a sticker
- >reading "V.34 28800bps fax modem 1428VQH". This has already caused some
- >confusion. I do hope that the BABT approved sticker applies to the
- >modem, and not just to the box :-^)
- >
- >In summary, I believe your modem is a controller-less Windows modem, if
- >you wish to use the modem without using Windows then I think you will
- >need some other modem.
- >--
- >Dave English, T U R N P I K E Ltd
- >Dorking Business Park, DORKING, Surrey, UK. RH4 1HN
- >My other computer's a brain
- >
-
-