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                                        oneday
发表于 2018-4-27 09:38
 来自  中国江苏无锡 
 
 
 
英特尔®台式机主板DQ77KB       (63页) 
2.2.3.3 Power Supply Connectors 
 The board has the following power supply connectors: 
• External Power Supply – the board can be powered through a 19 V DC 
 connector on the back panel. The back panel DC connector is compatible with a 
 7.4 mm/OD (outer diameter) and 5.1 mm/ID (inner diameter) plug, where the 
 inner contact is +19 (±10%) V DC and the shell is GND. The maximum current 
 rating is 12 A. 
• Internal Power Supply – the board can alternatively be powered via the internal 
 19 V DC 1 x 2 power connector, where pin 1 is GND and pin 2 is +19 (±10%) VDC. |   
 
 
 
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