Computer power supply

PINOUT, CABLES, CONNECTORS 

CHECKING OF SMPS

SHORT GREEN AND BLACK PINS IN 20 PIN CONNECTOR,

IF SMPS FAN IS RUNNING SMPS WILL BE OK NOT 100%

FOR RUNNING COMPUTER ALL SUPPLY IS NEEDY FOR COMPUTER 

+12VOLT,+5VOLT.+3.3VOLT, -5VOLT,-12VOLT

24-pin ATX12V 2.x power supply connector
(20-pin omits the last four: 11, 12, 23 and 24)

Color	Signal	Pin	Pin	Signal	Color
Orange	+3.3 V	1	13	+3.3 V	Orange
				+3.3 V sense	Brown
Orange	+3.3 V	2	14	−12 V	Blue
Black	Ground	3	15	Ground	Black
Red	+5 V	4	16	Power on	Green
Black	Ground	5	17	Ground	Black
Red	+5 V	6	18	Ground	Black
Black	Ground	7	19	Ground	Black
Grey	Power good	8	20	Reserved	N/C
Purple	+5 V standby	9	21	+5 V	Red
Yellow	+12 V	10	22	+5 V	Red
Yellow	+12 V	11	23	+5 V	Red
Orange	+3.3 V	12	24	Ground	Black