File:Sega Master System II M4 Jr PAL-G parts location.png
Summary
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Sega's component-location drawing for the IC BD M4Jr. PAL-G board (837-7367) of the Sega Master System II, dated 1990, with component values written on the drawing. Landmarks include IC8 (MA7805UC regulator), CN4 (DC input), IC9 (CXA1145P video encoder), IC1 (Z80A), IC2 (OS ROM), IC3 (work RAM), IC5 (VDP), IC4 (gate array), IC6 and IC7 (VRAM), CN1 (cartridge) and CN2 and CN3 (controller ports). A note at the foot of the drawing reads "Land near CXA1145 is the positive side". The same manual has sister drawings for the PAL-B, PAL-D, PAL-I and RGB boards.
Source
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Rendered from printed page 15 (PDF page 22) of the Sega Master System II Service Manual, April 1991 of File:Sega Master System II Service Manual April 1991.pdf, converted to greyscale PNG. Nothing else is altered.
Author
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Sega Enterprises, Ltd.
Licence
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Copyright Sega Enterprises, Ltd. Not freely licensed. A single page from a Sega service manual, hosted on the same basis as the complete manual.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 20:21, 22 September 2026 | | 3,590 × 2,456 (331 KB) | Josh (talk | contribs) | Component-location diagram extracted from the Sega Master System II service manual already hosted here |
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