Mainboard 81-180: Difference between revisions

Revision as of 16:11, 30 October 2026

Monitor ROM No Label

Char ROM 81-187

Monitor ROM 81-302

Char ROM 81-235

The most significant changes between the boards includes:

@@ Line 1: / Line 1: @@
 ==81-180 B==
-Mon [[File:Monitor from 81-180 B 3484 (no label).bin]]
-Char [[File:81-187.bin]]
+{|
+|-
+|
+[[File:81-180 B.jpg|400px]]
+ ||
+[[File:81-180 B back.jpg|400px]]
+|-
+|
+[[File:81-180 B label.jpg]]
+ ||
+|}
+Monitor ROM [[Media:Monitor from 81-180 B 3484 (no label).bin| No Label]]
+Char ROM [[Media:81-187.bin|81-187]]
 ==81-180 C1==
-Mon [[File:81-302.bin]]
+{|
+|-
+|
+[[File:81-180 C1.jpg|400px]]
+ ||
+[[File:81-180 C1 back.jpg|400px]]
+|-
+|
+[[File:81-180 C1 label.jpg]]
+ ||
+|}
+Monitor ROM [[Media:81-302.bin|81-302]]
+Char ROM [[Media:81-235.bin|81-235]]
-Char [[File:81-235.bin]]
+==Some changes between 81-180 B and C1==
+The most significant changes between the boards includes:
+* The movement of U72 from the middle bottom of the board to the right bottom
+* U7 goes from being empty to unlabeled