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Emax

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Message

Re: vfd screen

2011-12-02 by Mark

Hi its the plus version already with scsi so i wont need the upgrade.
I might be in touch at some point for the repairs though.
Thanks for your help 
mark

--- In emax@yahoogroups.com, "jammie" <jammie.emma@...> wrote:
>
> you need to take out mother board and remove invertor by desoldering it 
> 
> you need to remove the front display take out the display they just pull of as they are not soldered
> you need to remove the slide connectors from the the pcb with a solder pump be very carefull as the pads are week and to much heat will make them lift
> 
> they are in 2 rows of 7 you can leave the ones for the backlight connection as there is no connection needed for the back light as there is not one
> 
> now you need to wire in 13 cables missing pin 3 26awg cable
> 
> now solder pin 1 on pcb 
> 
> the numbers go
> 
> 13    14
> 11    12
> 09    10
> 07    08
> 05    06
> 03    04
> 01    02
> 
> and on the vfd its
> 
> 1 2 3 4 5 6 7 8 9 10 11 12 13 14
> 
> so solder pin 1 to pin one on vfd
> 
> then 2 -2 
> miss pin 3 -3 as thats the angle and its not used on the vfd as there is no angle on the vfd is nc any way 
> 
> 4-4
> 5-5
> 6-6
> 7-7
> 8-8
> 9-9
> 10-10
> 11-11
> 12-12
> 13-13
> 14-14
> 
> leave 1 inch slack of cables so that you can move lcd into place easily
> 
> now tape up the soldered holes with insulation tape as vfd is going to sit over some of them
> 
> place the vfd over 1 set of holes near to the back light 
> 
> fit a screw wit hwasher onto vfd from front 
> 
> place 1 washer and a nut and clap the screw to the vfd place washer up to nut place vfd through hole on pcb 
> 
> allign so vfd is straight and mark the pcb making sure it does not come into contact with any traces
> 
> now mark pcb and drill with a hss drill bit
> 
> now fit the scew and washers and nuts to the vfd and place the vfd screwws through both holes and affixe to pcb replace 
> 
> pcb front panel
> 
> fit motherboard
> 
> remove psu and replace all caps so that you are fully servicing the machine
> 
> are you going to make it scsi compatible if so i do a board exchange scsi for non scsi board and £100
> 
> also do the slim floppy convertors £17
> 
> if your not confident in doing the work 
> 
> i do the vfd labour upgrade for £40
> 
> i do the psu refurb for £40
> 
> and if you have the scsi upgrade already i do the upgrade for £50
> 
> 
>   ----- Original Message ----- 
>   From: Mark 
>   To: emax@yahoogroups.com 
>   Sent: Thursday, December 01, 2011 11:18 PM
>   Subject: [emax] Re: vfd screen
> 
> 
>     
>   Im picking up my SE keyboard this weekend as its been in storage far too long. i remeber the backlight being gone and the inverter-driver making a pitch noise.
>   Could you run us through the vfd install step by step?
>   Would be very grateful
>   Mark
> 
>   --- In emax@yahoogroups.com, "jack" <jammie.emma@> wrote:
>   >
>   > it was a rack what version vfd did you use was as i remember the one you 
>   > fitted was smaller than the viewing area and
>   > 
>   > noritake itron used to do the parallel conection on the side like the 
>   > original then stopped
>   > 
>   > and did the top connection they are nice blue led letters and they look just 
>   > like the sq80 and asr10 fonts nice and you can add jumpers on the back to 
>   > use different fonts in chineese and japan fonts
>   > 
>   > i have fitted 1 in an m1 and d50 and am i8n consultation with noritake in 
>   > doing 1 for the t1/t2/t3/sy77/99/kawaiak5000 which uses the same size and 
>   > type screen
>   > ----- Original Message ----- 
>   > From: "el macaco" <elmacaco@>
>   > To: <emax@yahoogroups.com>
>   > Sent: Monday, November 07, 2011 2:49 PM
>   > Subject: RE: [emax] vfd screen
>   > 
>   > 
>   > >O va not stress enough just how amazing the vfd is. I put one in my Emax Hd 
>   > >Se rack some months ago and it makes using the emax so much faster because 
>   > >of the increased visibility. It is hard to take a clear photo because they 
>   > >are too brig for cameras but not too bright to look at ( Like blue LEDs can 
>   > >be if they are the ultra bright ones. ).
>   > >
>   > > Highly recommended. Nice work Jammie! Was it a rack or keyboard emax?
>   > >
>   > > To: emax@yahoogroups.com
>   > > From: jammie.emma@
>   > > Date: Mon, 7 Nov 2011 09:33:52 +0000
>   > > Subject: [emax] vfd screen
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>   > > i have just fitted a noritake itron vfd to robs emax i talked to 
>   > > manufacturer for the exact vieing area size so that the vfd filled the 
>   > > whole screen
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>   > > they are very bright blue lighted leters and you get glaring when trying 
>   > > to take photo with a digital camera
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>   > > by fitting this display you can remove the inverter the caps fot the 
>   > > negitive voltage and the pot for changing the angle as pin 3 is nc
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>   > > you can remove the dc to ac invertor on the main board this is the 
>   > > component that produces the high pitched wine when el foil is dead
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>   > > you have to wire single cables as trying to fit a ribbon there is not 
>   > > enough room under the display for it as it needs to be as close to the pcb 
>   > > as posibble as its 3 mm bigger than the original lcd
>   > >
>   > >
>   > >
>   > > they look great and would recomend than fitting other types of backlighted 
>   > > lcd modules less hassle in doing mods as no mods are needed just the 
>   > > wiring its a standard serial 8 bit conection pins 1-14
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>   > > [Non-text portions of this message have been removed]
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>   > > ------------------------------------
>   > >
>   > > Emax and Emax II User's Group Website
>   > >
>   > > http://www.silveriafamily.comYahoo! Groups Links
>   > >
>   > >
>   > >
>   >
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> [Non-text portions of this message have been removed]
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