Amiga 3000T PSU

Notes on the power supply unit used in the Amiga 3000T

For all images in this article, click thumbnail to see the full-size image.

Model designation

The specs and photos below are based on the PSU installed in 1992 Amiga 3000T serial no. 001050 made in W. Germany.

Specs as per label and PCB silkscren

Phihong Enterprise Co., Ltd. Switching Power Supply
Model: PSM-2560-2
Commodore part number: 390484-01

Made in Taiwan R.o.C.

This website advertises refurbished PSUs with this model designation, but we have not verified if they are still in stock.

AC input: 240V~3.5A 50Hz
DC output: max. power 280W

DC OutputWire ColorMax. Load
+5VYellow30A
+12VOrange10A
-5VWhite0.3A
-12VRed0.4A
+5VViolet0.75A
GNDBlue
P.G.Green
C.L.Brown50Hz

Disassembly, voltages, washing, close look

Gallery of images after washing

List of capacitors

C1680 µF (M) 200V -40/+105C SXP Rubycon 50 x 25 mm
C2680 µF (M) 200V -40/+105C SXP Rubycon 50 x 25 mm
C3See image
C4See image
C50.33 µF X2 MKT HMF 250V SH
C60.33 µF X2 MKT HMF 250V SH
C70.68 µF (M) 275V~X2 -40-85C TEAPO 30x23x12
C8See image
C9See image
C10See image
C11See image
C12See image
C13See image
C14See image
C15220 µF 63V Nicon 25 x 13 mm
C1622 µF 50V Nicon T N (M) 12 x 6 mm
C171 µF 50V Nicon T N (M) -40-105 12 x 5 mm
C18103K
C1922 µF 50V Nicon T N (M) -40-105 12 x 6 mm
C20103K
C21103K
C2210 µF 50V Nicon T N (M) -40-105 12 x 5 mm
C2310 µF 50V Nicon T N (M) -40-105 12 x 5 mm
C241 µF (?) 50V Nicon T N (M) -40-105 12 x 5 mm
C251 µF 50V Nicon T N (M) -40-105 12 x 5 mm
C261 µF 50V Nicon T N (M) -40-105 12 x 5 mm
C274.7 µF 50V Nicon T N (M) -40-105 12 x 5 mm
C284700 µF 10V Nicon T N (M) -40-105 33 x 16 mm
C294700 µF 10V Nicon T N (M) -40-105 33 x 16 mm
C304700 µF 10V Nicon T N (M) -40-105 33 x 16 mm
C314700 µF 16V Nicon T N (M) Vent -40-105 40 x 16 mm
C324700 µF 16V Nicon T N (M) Vent -40-105 40 x 16 mm
C33470 µF 16V Nicon T N (M) Vent -40-105 16 x 10 mm
C3447 µF 16V Nicon T N (M) -40-105 16 x 10 mm
C3547 µF 16V Nicon T N (M) -40-105 16 x 10 mm
C3647 µF 16V Nicon T N (M) -40-105 16 x 10 mm
C37See image
C38See image
C39See image
C40See image
C43See image
C45See image
C46See image