Samsung GT-N5110 Service Manual page 63

8-3-15. S-pen
"S-Pen" function does not work
connector on Main PBA
Check C1045, C1046 is
Check I2C, C1052 = High
R1031, R1032 = High
Replace the LCD ass'y
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Yes
Check the S-Pen
Abnorma
Check the voltage
R1035 = 3.3V
Yes
16MHz
Yes
R1042 = OPEN
Yes
Check the IRQ line
IRQ R1041 = High
Yes
Yes
END
No
Reconnect the SLC1000
Resolder C1036, C1037, U1005, U1006,
No
Replace the PBA
Resolder C1045, C1046, OSC1001
No
Replace the PBA.
Resolder C1052, R1031 R1032, U1006
No
Replace the PBA
No Resolder R1041, U1007, U1008
Replace the PBA.
8-38
Level 3 Repair
U1007