PS NTSC/UC SCPH-7501 with better video (Vivid Colors) How to spot one? Part II

Discussion in 'Repair, Restoration, Conservation and Preservation' started by Stevie Goodwin, Oct 22, 2016.

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How do i identify a PS1 7501 or 9001 with better colors

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  1. Stevie Goodwin

    Stevie Goodwin Spirited Member

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    I use a Compostie video connection with a Durabrand 13 Inch Color CRT TV Television Model DU1301 and when i use the SCPH-7501, I get a vivid red on the SCEA screen and on my SCPH-9001 and SCPH-101 (Slim PSone), I get a pinkish hue of red on the PS logo on the SCEA screen. I checked the video chip on my SCPH-7501 and it was 783-41 RVR832 and my Clock synthesizer on my SCPH-7501 shown here is a CY2081 SL-500 8319341 and i checked my SCPH-9001 and the video chip (IC502) is a Sony A2106R 937 BJ9V and it's clock synthesizer is a 14.318 kds 932 Indonesia. So, Do the 783-41 RVR832 video encoders and the T- with a number (My SCPH-7501 is T-2) are the encoders that have better video with vivid colors? Because my 9001 is Sony A2106R 937 BJ9V (the one with pinkish red on the logo on SCEA). Is it true? Because i just checked the video encoders and clock synthesizers on my 7501 and 9001.
    Oh, And what console do you prefer since i love the 7501. 7501 or 9001.
    And oh because i want a chance to find another SCPH-7501 or 9001 with this better image shown here that displays a vivid red.
     
  2. rama

    rama Gutsy Member

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    What you see is most likely random variation in the RGB to Composite encoding. Since this is NTSC, the hue changes easily with aging components as well. I wouldn't look for specific console model numbers but rather the hue setting on your TV ;)
     
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  3. Stevie Goodwin

    Stevie Goodwin Spirited Member

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    How would this happen? How would the components age with the hue changing? My TV is on it's default settings.
     
  4. Stevie Goodwin

    Stevie Goodwin Spirited Member

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  5. GoodTofuFriday

    GoodTofuFriday Site Supporter 2015,2016,2017

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    Aging components do no operate as efficiently as new ones. Age also includes how much its been used. The older and more used components are, the less they perform. This is visible with RGB colors especially. Some ps1s have more use time than others, so regardless of model number one may look better than another.

    Ultimately though you should use a psOne for rgb or a scph-1001
     
  6. Stevie Goodwin

    Stevie Goodwin Spirited Member

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    But i love my SCPH-7501 PS1. I had it since Feb. 2001 and my board was spotless. And i have no luck with SCPH-1001 PS1's. The lasers suck. And can i go for a SCPH-5501? Do you know about PS1 video encoders?
    I use composite.
     
  7. GoodTofuFriday

    GoodTofuFriday Site Supporter 2015,2016,2017

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    Read your post more carefully. Your tv is just failing man. its a cheap walmart brand. Invest in a sony trinitron or a pvm with composite
     
  8. Stevie Goodwin

    Stevie Goodwin Spirited Member

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    Is Sanyo a good brand? It's a different TV this time. It's not the crappy Durabrand. I just used a Sanyo DS25320 for my consoles and i noticed that on the less vivid one (9001), the red actually is vivid but a different font smoothing.
     
sonicdude10
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