Question about the contrast of the HP-75C/D LCD
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04-01-2021, 10:44 PM
Post: #2
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RE: Question about the contrast of the HP-75C/D LCD
(04-01-2021 10:07 PM)Namir Wrote: Can one change the contrast of the LCD of an HP-75C/D? If yes, how?Hello Namir, You have to open-up the 75 and manually adjust the LCD contrast with the potentiometer on the memory board. Ref: PPC Computer Journal v2n5 Sept/Oct 83 Page 23, potentiometer VR at the top/right of figure 1. Sylvain |
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Messages In This Thread |
Question about the contrast of the HP-75C/D LCD - Namir - 04-01-2021, 10:07 PM
RE: Question about the contrast of the HP-75C/D LCD - Sylvain Cote - 04-01-2021 10:44 PM
RE: Question about the contrast of the HP-75C/D LCD - Dave Britten - 04-02-2021, 12:21 AM
RE: Question about the contrast of the HP-75C/D LCD - Namir - 04-01-2021, 11:50 PM
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