SGB: Unit #4 [gekkio]

Stamp on case
07B

Mainboard

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

Chips

ChipTypeManufacturerDateLabel
U1CPUSGB-CPU 01SharpWeek 37/1994SGB-CPU-01 © 1994 Nintendo Ⓜ 1989 Nintendo JAPAN 9437 1 D
U2ICD2ICD2-R????Week 34/1994Nintendo ICD2-R 94 34KX202 D93128
U3Work RAMLH52A64N-YLXlink (?)Week 36/1994LH52A64N-YL Xlink JAPAN H436 0E C
U4Work RAMLH52A64N-YLXlink (?)Week 36/1994LH52A64N-YL Xlink JAPAN H436 0E C
U5ROMSYS-SGB-2????Week 27/1994SYS-SGB-2 JAPAN © 1994 Nintendo 427A2 A04 NND
U6CICF411ASharpWeek 33/1994F411A © 1990 Nintendo 9433 a