Samsung SM-A320F Svc Manual page 13

Troubleshooting
No Charging
Step
1 Confirm the defect symptom
2 Replace a battery.
Charge the customer battery during
2.1
5min at least.
** Analyse reasons of No-Charging using the
Power & Current test jig
3
with no defect charger.
(Test battery voltage should be below 85%)
customer's charger
** Test a
4
Current test jig
5 Disassemble and check I/F connector visually
6 Check the voltage of C5085
7 Check the voltage of C5052
** Usage guide of the Power & Current test jig has been uploaded at GSPN. (Power & Current Tester_Rev4_150716.pdf)
Check point
Charging test mode
using the Power &
TA test mode.
- This document cannot be used without Samsung's Authorization -
Result value
-
Solved
Not solved
Solved
Not solved
PASS
FAIL
PASS
FAIL
Dust
Damage
Normal
C5085 = 5V
If not the correct value
C5052= 5V
If not the correct value
Defect point
-
Go to the step 2.1
Go to the step 3
Totally discharged battery
Battery
Go to the step 4
Go to the step 5
Go to the step 1
Customer's Charger
Clean I/F connector
Replace I/F connector
Go to the step 6
Go to the step 7
may not connected charger
Replace the U5002
Replace the U5003
Confidential