https://wiki.arcadeotaku.com/index.php?title=Nanao_MS9&feed=atom&action=historyNanao MS9 - Revision history2024-03-29T08:02:34ZRevision history for this page on the wikiMediaWiki 1.39.3https://wiki.arcadeotaku.com/index.php?title=Nanao_MS9&diff=15179&oldid=prevKazuo at 19:38, 8 August 20222022-08-08T19:38:48Z<p></p>
<p><b>New page</b></p><div>[[Media:Nanao_MS9_Schematic_1.jpg|Schematic Page 1]]<br />
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[[Media:Nanao_MS9_Schematic_2.jpg|Schematic Page 2]]<br />
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[[Media:MS9chassispots.jpg|Pots on MS9 chassis]]<br />
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[[Media:Ms9pinout.png|Input pinout]]<br />
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[[Nanao MS-9 capacitor listing]]<br />
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[[Category:Monitors]]<br />
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==What types of CRT tube are used with the MS9?==<br />
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The MS9 can have the following CRTs:<br /><br />
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A68KJU96X (Toshiba) <br /><br />
A68KSA30X (Hitachi) <br /><br />
M68JUA068X (Matsushita) <br /><br />
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A number followed by a letter between brackets on the label of Toshiba CRTs is the date of manufacture (4D = April 1994, 6H = August 1996, etc.) and is not part of the CRT designation.<br />
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==Remote Board Potentiometers==<br />
VR283 - Contrast: 5k<br /><br />
VR280 - R Gain: 3.3k<br /><br />
VR281 - G-Gain: 3.3k<br /><br />
VR282 - B-Gain: 3.3k<br /><br />
VR284 - B-Gain: 3.3k<br /><br />
VR285 - H.Size: 10k<br /><br />
VR286 - H.Posi: 10k<br /><br />
VR287 - V.Size: 10k<br /><br />
VR288 - V.Posi: 10k<br /><br />
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5K Pot: https://www.digikey.com/en/products/detail/PTV09A-4015F-B502/PTV09A-4015F-B502-ND/3781115 - Bourns Inc PTV09A-4015F-B502<br /><br />
10K Pot: https://www.digikey.com/en/products/detail/bourns-inc/PTV09A-4015F-B103/3781113 - Bourns Inc PTV09A-4015F-B103<br /><br />
3.3K Pots: Try Aliexpress or Amazon (look for "332" Potentiometers)<br /><br />
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Thanks to ekorz & Arcade-Projects forum members for the research. ([https://archive.ph/czz2O Archive] of the original)</div>Kazuo