Samsung SM-T700 Manual page 37

Level 3 Repair
8-3-1. Power On
Mobile phone does not power on.
Check the Battery Voltage.
Is it more than 3 . 8V?
Push the Power Button for 8 seconds. Then
wait 3 minutes, check the power-on sound or
motor Vibration or light on touch key.
Sound or Vibration is ok
Check the U5001 output voltage
(C5062 > 1V,C5057 > 1V, C5061
> 1V)
Check the Clock OSC4000,
OSC5000
Is that frequency 24Mhz,
32khz each?
Check the TP5001, C5027
TP5000 Voltage level.
Is it over 1.5V?
Check the initial operation
END
Confidential and proprietary-the contents in this service guide subject to change without prior notice.
Distribution, transmission, or infringement of any content or data from this document without Samsung's written authorization is strictly prohibited.
Yes
?
No
Yes
Yes
Yes
Yes
Charging the battery by TA.
No
If its voltage level is extremely low(under 3.3V),
Change the battery.
Change the FRONT-OCTA
Yes
or OCTA Con-to-Con Connector
If the output voltage is not satisfied with normal
No
condition, Change the U5001.
※ Each voltage level has ±10% margin.
No
Change the OSC4000. or OSC5000
It Can be Damaged AP.
(UCP4000-1 or LPDDR3 Memory)
No
It is Needed to dump Memory or Check with S/W
Team to Analyze.
So, Change the PBA.
8-4