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			Function Description | 
			
			
			   
			X725          
			 
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							| ❶ | 
							
							Power Jack and 
							Connector | 
						 
					 
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							| 
							  Power input | 
							
							 5Vdc +/- 5% , 2.5~4A | 
						 
						
							| 
							  DC Power Plug Size  | 
							 5.5*2.5mm  | 
						 
						
							| 
							  Micro USB power socket | 
							
							 Pin 1 - 5Vdc, Pin 5 - GND | 
						 
						
							| 
							  UPS power output | 
							 5.1Vdc 
							8A | 
						 
						
							| 
							Power output connector | 
							 XH2.54mm 2pin | 
						 
					 
					 
 1. X725 powers the 
					Raspberry Pi via the 40-pin header (Pin 2 & 4) 
 2. Don't power the Raspberry Pi via the Pi's Micro USB socket  
 3. X725 can be powered via the onboard DC jack 
					or 
					Micro USB  
    power socket  | 
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							| 
							Jumper Name | 
							
							Usage | 
						 
						
							| 
							Auto ON | 
							 Short 
							- Auto power-on when power applied | 
						 
						
							|  Open 
							- 
							Power on when power button pressed  | 
						 
						
							| 
							AUTO SD | 
						 
						
							 Short 
							- Automatic shutdown enabled when 
             battery 
							low (3Vdc ) | 
						 
						
							|  Open 
							- Short - Automatic shutdown disabled | 
						 
						
							| 
							Lan PWR | 
							 Short 
							- Ethernet powered by battery when power 
             adapter 
							not connected | 
						 
						
							 Open 
							- Ethernet disabled when powered by 
             battery 
 *Save power and extend battery life | 
						 
						 
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							❸ | 
							
							Connector for 
							External Power Switch  | 
						 
					 
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							| 
							Pin No. | 
							
							Pin Description | 
						 
						
							| 
							1 | 
							 Power on/off control connecting to switch | 
						 
						
							| 
							2 | 
							
							 Ground | 
						 
						
							| 
							3 | 
							 LED+ 
							for battery low  indicator | 
						 
						
							| 
							4 | 
							 LED+ 
							for power on, rebooting and shutdown | 
						 
					 
					 
 1. Please use 
					momentary switch only and not use latching switch   
 2. Connector - Pitch 2.0mm 4pos | 
					 | 
					
					
						
							| 
							Press and Release | 
							 Raspberry 
							Pi and X725 turn on | 
						 
						
							| 
							Press and hold for 1~2 seconds | 
							 System 
							rebooting  | 
						 
						
							| 
							Press and hold for 3~7 seconds | 
							
							 System shutting down  | 
						 
						
							| 
							Press and hold for >8 seconds | 
							
							 Force 
							shutdown | 
						 
						 
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							| 
							❻ | 
							
							18650 battery dimension | 
						 
					 
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							| 
							LED Name | 
							
							Usage | 
						 
						
							| 
							BAT | 
							 LED 
							red blinking when battery low (≤3.0Vdc) | 
						 
						
							| 
							CHG | 
							 LED 
							red on indicates battery charging  
 LED off indicates battery is fully charged | 
						 
						
							| 
							5V0 | 
							
							 LED green on indicates 5V power out | 
						 
						
							| 
							WOL | 
							 LED 
							green on indicates power on/wake on LAN | 
						 
						
							| 
							PWR | 
							 LED 
							blue indicates  
 Stays on - Power on  
 Blinks rapidly - system rebooting 
 Blinks slowly - Shutting down | 
						 
						 
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					DO NOT USE  18650 BATTERY 
					WITH BUILT-IN PROTECTION CIRCUIT | 
				 
				
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							| 
							Pin No. | 
							
							Usage | 
						 
						
							| 
							2, 4 | 
							 +5V 
							power supply | 
						 
						
							| 
							3, 5 | 
							 I2C for 
							UPS battery voltage & percentage reading | 
						 
						
							| 
							6 | 
							 Ground  | 
						 
						
							| 
							7 | 
							 GPIO4 
							for power management | 
						 
						
							| 
							11 | 
							 GPIO17 
							for power management  | 
						 
						
							| 
							12 | 
							 GPIO18 
							for power management | 
						 
						 
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			Board Assembly | 
			
			
			
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							| 
							❶ | 
							Push a screws
							(M2.5*6mm)  up through 
							the mounting hole on the underside of the Raspberry 
							Pi. | 
						 
						 
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							| 
							❷ | 
							Screw the spacer (M2.5*23mm)  
							down until it is hand tight  | 
						 
						 
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							| 
							❸ | 
							Plugs the X720 board 
							straight into your Raspberry Pi B+'s GPIO header and 
							screw down
							(M2.5*6mm) | 
						 
					 
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							| 
							❹ | 
							
					Optional -If need 2nd 
					Ethernet and WOL function, connect X720 to Raspberry Pi with 
					the USB to Micro-USB Cable  | 
						 
					 
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			Case Assembly | 
			
			
			
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							❶ | 
							Mount the Raspberry 
							Pi board onto the 
							bottom case and screw down
							(M/F Hex standoff 23mm) 
							using a socket spanner | 
						 
						 
					 
					  | 
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							| ❷ | 
							a) Plugs the X720 board 
							straight into your Raspberry Pi B+'s 
							    GPIO header 
							b) Double check polarity of 
							battery's connector before 
    placing 1860 batteries into the holder  | 
						 
						 
					  
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							| 
							❸ | 
							a) 
							screw down X720 board (M/F 
							Hex standoff 21mm) 
							b) Connect the 4-pin cable from X720 to LED
							& switch board 
							c) Place the LED & switch board and screw down
							(M2.5*6mm) | 
						 
						 
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							| 
							❹  | 
							
							Optional to install the GPIO reference board, repeat 
							step 3 | 
						 
						 
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							| 
							❺  | 
							Screw the top cover down
							(M3*5mm) | 
						 
					 
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							| 
							❻ | 
							
					a) Install the power switch cap 
					b) If need 2nd 
					Ethernet and WOL function, connect X720 to Raspberry Pi with 
					the USB to Micro-USB Cable  | 
						 
					 
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			© 2018 
			SUPTRONICS TECHNOLOGIES LIMITED, ALL RIGHTS RESEVERED | 
			
			
			
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