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DMG: [iceboy] #18 - G01090359

Front side of Game BoyBack side of Game Boy

Color
off-white
Screws
phillips
Assembly date
March/1989

Mainboard

Front side of Game Boy main circuit boardBack side of Game Boy main circuit board

Board type
DMG-CPU-01
Stamp on board
903-23
Circled letter(s) on board
-
Extra label
3

LCD Board

Front side of Game Boy LCD circuit boardBack side of Game Boy LCD circuit board

Board type
DMG LCD-01
Manufacture date
1989
Stamp on board
903-23
Circled letter(s) on board
-
Number pair on board
-
LCD panel label
S 890220
LCD row cable label
890307
LCD panel date
February/1989 - March/1989

Power Board

Front side of Game Boy power circuit boardBack side of Game Boy power circuit board

Board type
A1
Manufacture date
1989
Label
DC CONV DMG

Jack Board

Front side of Game Boy headphone jack circuit boardBack side of Game Boy headphone jack circuit board

Board type
DMG JACK 01
Extra label
-

Chips

 ChipTypeManufacturerDateLabel
U1CPUDMG-CPUSharpWeek 11/1989
DMG-CPU
LR35902
8911 D
U2Video RAMLH5164LN-10SharpWeek 6/1989
LH5164LN-10
SHARP
JAPAN
8906 3D
U3Work RAMLH5164LN-10SharpWeek 6/1989
LH5164LN-10
SHARP
JAPAN
8906 3D
U4AmplifierIR3R40SharpWeek 8/1989
DMG-AMP
IR3R40
8908 A
X1CrystalD419DaishinkuJanuary/1989
D419A9
-LCD Column DriverLH5077 FSharpFebruary/1989
LH5077 F
902
-LCD Row DriverLH5076 FSharpFebruary/1989
LH5076 F
902
-LCD RegulatorIR3E02SharpWeek 8/1989
DMG-REG
IR3E02
8908 A

Notes

- LCD had about 1 cm of missing columns on both sides:
    -> TODO: try to repair
- Display cover fell off:
    -> Cleaned old glue
    -> Applied double sided tape
    -> Cover seems to be original
- LCD had huge amount of missing columns:
    -> TODO: repaired
- Brightness potentiometer has non-linearities in resistance.

Misc

CPU works
yes

 

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Generated: 2024-09-17 05:01 AM +02:00