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Casio FX991EX
07-14-2018, 03:24 AM
Post: #7
RE: Casio FX991EX
(07-12-2018 11:08 PM)Tugdual Wrote:  
(07-12-2018 08:28 PM)Csaba Tizedes Wrote:  Is it easy to disassembly? I think I will buy one 991ex and one 82ex and I install the 82ex dark number keypad keys into the 991ex.
There are screws in the back so it should be pretty easy to open.
Not sure what it looks like inside though.... also I wouldn't recommend opening it since it may loose the keyboard which would be a pity considering that it is really good.

You won't lose the keyboard, as the circuit board is plastic-riveted to the keyboard. It makes it a pain to service a dicky switch, but at least you won't lose any keys. There's a couple of EEVBlog Youtube videos about the 991EX, this one here shows the insides.

(Post 256)

Regards, BrickViking
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Messages In This Thread
Casio FX991EX - Tugdual - 07-12-2018, 08:09 PM
RE: Casio FX991EX - Csaba Tizedes - 07-12-2018, 08:28 PM
RE: Casio FX991EX - Tugdual - 07-12-2018, 11:08 PM
RE: Casio FX991EX - brickviking - 07-14-2018 03:24 AM
RE: Casio FX991EX - Csaba Tizedes - 11-06-2018, 10:57 AM
RE: Casio FX991EX - klesl - 11-07-2018, 05:28 PM
RE: Casio FX991EX - Csaba Tizedes - 11-07-2018, 07:03 PM
RE: Casio FX991EX - brickviking - 11-07-2018, 08:31 PM
RE: Casio FX991EX - lrdheat - 07-12-2018, 10:03 PM
RE: Casio FX991EX - Albert Chan - 07-14-2018, 12:21 AM
RE: Casio FX991EX - ijabbott - 07-14-2018, 02:12 AM
RE: Casio FX991EX - Albert Chan - 07-14-2018, 03:32 AM
RE: Casio FX991EX - ijabbott - 07-14-2018, 08:48 AM
RE: Casio FX991EX - Albert Chan - 07-14-2018, 12:00 PM
RE: Casio FX991EX - ijabbott - 07-14-2018, 12:38 PM
RE: Casio FX991EX - grsbanks - 07-15-2018, 04:58 PM
RE: Casio FX991EX - ijabbott - 07-15-2018, 05:04 PM
RE: Casio FX991EX - Albert Chan - 07-14-2018, 05:08 PM
RE: Casio FX991EX - lrdheat - 07-15-2018, 12:43 AM
RE: Casio FX991EX - lrdheat - 07-15-2018, 12:45 AM
RE: Casio FX991EX - lrdheat - 07-15-2018, 01:09 AM
RE: Casio FX991EX - John Keith - 07-15-2018, 12:21 PM
RE: Casio FX991EX - Tugdual - 07-15-2018, 07:58 AM
RE: Casio FX991EX - Tugdual - 07-15-2018, 09:17 AM
RE: Casio FX991EX - Albert Chan - 07-15-2018, 11:51 AM
RE: Casio FX991EX - ijabbott - 07-15-2018, 04:39 PM
RE: Casio FX991EX - ijabbott - 07-15-2018, 04:51 PM
RE: Casio FX991EX - Albert Chan - 07-15-2018, 05:39 PM
RE: Casio FX991EX - ijabbott - 07-15-2018, 07:53 PM
RE: Casio FX991EX - rprosperi - 07-16-2018, 12:41 AM
RE: Casio FX991EX - Steve Simpkin - 07-16-2018, 02:58 PM
RE: Casio FX991EX - Albert Chan - 07-16-2018, 03:54 PM
RE: Casio FX991EX - Tugdual - 07-16-2018, 09:33 AM
RE: Casio FX991EX - Albert Chan - 07-16-2018, 11:53 AM
RE: Casio FX991EX - Albert Chan - 08-09-2018, 06:15 PM
RE: Casio FX991EX - rprosperi - 08-09-2018, 06:35 PM
RE: Casio FX991EX - ijabbott - 08-09-2018, 07:33 PM
RE: Casio FX991EX - Albert Chan - 08-09-2018, 08:23 PM
RE: Casio FX991EX - Albert Chan - 09-06-2018, 11:19 PM
RE: Casio FX991EX - Eddie W. Shore - 11-07-2018, 02:22 AM
RE: Casio FX991EX - Csaba Tizedes - 11-07-2018, 12:30 PM
RE: Casio FX991EX - edryer - 12-28-2018, 09:16 PM
RE: Casio FX991EX - Albert Chan - 12-28-2018, 11:04 PM
RE: Casio FX991EX - Luigi Vampa - 12-29-2018, 01:29 AM
RE: Casio FX991EX - Hlib - 10-31-2019, 08:46 PM
RE: Casio FX991EX - ijabbott - 11-01-2019, 09:46 PM



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