SGB: Unit #3 [jrra]

Stamp on case
12B

Mainboard

Board type
SGB-R-10
Manufacture date
May/1994
Circled letter(s) on board
M
Letter at top right
D

Chips

ChipTypeManufacturerDateLabel
U1CPUSGB-CPU 01SharpWeek 27/1994SGB-CPU-01 © 1994 Nintendo Ⓜ 1989 Nintendo JAPAN 9427 5 D
U2ICD2ICD2-R????Week 24/1994Nintendo ICD2-R 9424KP226 D93128
U3Work RAMLH52A64N-YLXlink (?)Week 17/1994LH52A64N-YL Xlink JAPAN H417 0K C
U4Work RAMLH52A64N-YLXlink (?)Week 17/1994LH52A64N-YL Xlink JAPAN H417 0K C
U5ROMSYS-SGB-2ToshibaWeek 22/1994SYS-SGB-2 © 1994 Nintendo TC532000BF-N807 JAPAN 9422EAI
U6CICF411ASharpWeek 24/1994F411A © 1990 Nintendo 9424 a