Samsung SGH-E360 Service Manual page 30

Flow Chart of Troubleshooting
+VDD_GSM_CORE
+VDD_IO_LOW +VDD_GSM_CORE_C
R202
A14
CKI
L15
MCLKSEL
B16
XIN32K
V16
CLK32O
L14
GPIOB11
B15
XOUT32K
G12
RSTBB
U16
RSTEXT
A10
IO0
A11
IO1
B8
IO2
D9
IO3
E7
IO4
D10
IO5
B7
IO6
E8
IO7
G8
IO8
G7
IO9
A8
IO10
D8
IO11
A7
IO12
B9
IO13
A6
IO14
B6
IO15
J7
ADD0_BE0
J8
ADD1_BE2
A9
IO16
A3
IO17
A2
IO18
D1
IO19
A1
IO20
B2
IO21
A4
IO22
B5
IO23
D4
IO24
D5
IO25
B4
IO26
C1
IO27
E4
IO28
E5
IO29
B3
IO30
E6
IO31
A5
ADD18
B1
ADD19
F1
ADD20
E1
ADD21
F4
ADD21
F5
ADD23
G4
WE_E
E2
OE_R_W
K4
CS3
H5
CS1
G2
CS0
J5
BE1
H4
GPIOA8
H7
ADV
L7
GPIOA18
J11
GPIOA12
R1
GPIOB5
P1
GPIOA16
P5
GPIOA19
P7
GPIOB8
R4
GPIOB9
V1
GPIOB10
M5
GPIOA0
U1
GPIOA13
K7
GPIOA14
L8
GPIOA15
K11
GPIOA20
F2
GPIOB2
J4
GPIOA7
U4
GPIOA6
KEY_ROW(0)
A16
KROW0
KEY_ROW(1)
A18
KROW1
KEY_ROW(2)
C17
KROW2
KEY_ROW(3)
B17
KROW3
KEY_ROW(4)
A17
KROW4
KEY_COL(0) D18
KCOL0
KEY_COL(1)
C18
KCOL1
KEY_COL(2)
D17
KCOL2
KEY_COL(3)
E17
KCOL3
KEY_COL(4)
B18
KCOL4
PIPESTAT(0:2)
TRCPKT(0:7)
TRCSYNC
TRCCLK
LCD_RESET
S_RST
+VDD_IO_LOW
L200
C201
+VDD_IO_HIGH
+VDD_IO_HIGH_C
+AVDD +VDD_USB +AVDD_HFA
R201
M8
GPIOA11
M7
GPIOA1
P10
GPIOA2
L10
GPIOA10
H8
GPON0
M1
GPON1
R13
RFSIG0
M12
RFSIG1
M11
RFSIG2
V5
GPIOA3
P9
GPIOA4
L11
GPIOA5
R11
RFSIG6
P11
RFSIG7
T2
GPIOA21
R2
GPIOA22
R5
GPIOA23
U18
RFCLK1
R17
RFDO1
G1
GPIOA9
V18
RFEN0
H1
RESET
V10
MCLK
R9
AUXDAC1
R8
AUXDAC2
V11
AUXDAC3
UCP200 U14
VREF
V12
MICBIAS
V8
QN
V7
QP
U8
IN
U7
IP
J1
AUXADC1
K1
AUXADC2
K2
AUXADC3
L1
AUXADC4
L2
AUXADC5
J17
HFR1
H18
HFR2
K15
EAR1
J15
EAR2
M18
MICN
N18
MICP
L17
AUXMICN
M17
AUXMICP
K18
ANL
L18
ANR
D13
FSC
E11
DCL
B13
DD
B14
DU
N1
GPIOA24
T1
GPIOA25
L9
GPIOA26
U17
SCL
M14
SDA
P8
GPIOA30
P6
GPIOA27
R6
GPIOA28
G17
SIMCLK
D15
SIMIO
N14
SIMPWR
F17
SIMRST
V2
GPIOA17
V3
GPIOA29
V4
GPIOA31
F14
USBCN
G14
USBDM
H11
USBDP
TP221
TP220
TP222
TP223
TP224
TP225
TP226
TP227
RSTON
TP229
+VDD_IO_LOW
TP228
+VDD_IO_HIGH
+VDD_IO_LOW
R310
3
2
1
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This Document can not be used without Samsung's authorization
+VDD_IO_HIGH_C
+AVDD
C202 C203 C204
C214 C215
BT_RST
TXD1
TXD2
RXD2
IMAGE_INT
IMAGE_RESET
REF_ON
MODE_SELECT
PON_SW
PON_PA
TP204
IT_PMU
M_INT
RXD2
PON_TX
PON_3587_SYNTH
EXT2
DCS
R203 RF_CLK
0 RF_DATA
R204
CLKBURST
RF_EN
RSTEXTn
D_REF_CLK
TP205
EDGE1_PA
AFC
RAMP
C216
MIC_BIAS_BB
RX_TX_QN
RX_TX_QP
RX_TX_IN
RX_TX_IP
MES_BATT
VF
TEMP_PRODUCT
EAR_ADC
HFR_P
HFR_N
EAR1
EAR2
MIC_N
MIC_P
TP209
AUXMICN
TP211
AUXMICP
C217
ANL
ANR
C218
FSC
+VDD_IO_LOW
DCL
R205
DAI & Bluetooth data Interface
DD NC
DU
R_CONTROL
MELODY_SEL
JACK_EN
AUX_ON
END_OF_CHG
LOUD_EN
SIMCLK
SIMIO
SIMRST
EXT1
CHG_ON
USBCN
R209
USBDM USB Interface
USBDP
+VDD_IO_LOW
R210
J_SEL
RTCK
TRSTn
TDO
JTAG
TDI
TCK
TMS
R214 R215
+VDD_IO_LOW +VDD_IMAGE
R309
U305
4
5
6
7-4
+VDD_IO_LOW +VDD_GSM_CORE_C
C205 C206 C207 C208 C209 C210 C211
KEY_LED_ON
+VDD_IO_HIGH
R206 R207
SCL
SDA
LCD_BL_ON
RSTON
S_RST_IMAGE
+VDD_USB +AVDD_HFA
C212 C213