Samsung GT-S8500 - Page 49

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Level
3
Repair
8-20
This Document can not be used without Samsung's authorization
8-3-11.
TSP
"
Touch Screen
"
does not work
Yes
Check the OCTA
connector on Main PBA
No
Reconnect the OCTA Module
Yes
Check the TSP connector
on OCTA Module
Reconnect the TSP Connector
No
Yes
U400 Pin
6 = 2.8V
and Pin
8=
3.3V
No
Resolder or change U400
Yes
Replace the OCTA module
END
C411
TSP_AVDD_3.3V
V_BAT
2
GND
G
N
D
9
NC
4
5
NC
VDD
7
8
VOUT1
6
VOUT2
TSP_VDD_2.8V
U400
CE1
1
3
CE2
C409
C410
TSP_LDO_ON
AP_NANDCS
BH202
C
4
0
9
C
4
1
0
C
4
1
1
C
4
3
8
F403
F404
F405
HDC400
PDA_AC TIVE
R
4
3
3
R517R518
RESET_O UT
TP600
TP601
U
4
0
0
V408 V409