Samsung SGH-E870 Service Manual page 43

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A(0:24)
A(0)
B7
A(1)
C8
A(2)
D8
A(3)
A6
A(4)
C6 A_A4
A(5)
C5
A(6)
D7 A_A6
A(7)
E7
A(8)
C4 A_A8
A(9)
C2
A(10)
A3 A_A10
A(11)
B3
A(12)
B1 A_A12
A(13)
D6
A(14)
D5 A_A14
A(15)
D3
A(16)
E8 A_A16
A(17)
F8
A(18)
E6
A(19)
D2 A_A19
A(20)
E4 A_A20
A(21)
E3
A(22)
F5 A_A22
A(23)
F4
A(24)
F3
D(0:15)
F2
A8 A_D0
D(0)
D(1)
E9
F9
D(2)
G10
D(3)
G11 A_D4
D(4)
F11
D(5)
E11 A_D6
D(6)
G12
D(7)
D11
D(8)
E12
D(9)
C12 A_D10
D(10)
A12
D(11)
F12 A_D12
D(12)
D12
D(13)
E13 A_D14
D(14)
D13 A_D15
D(15)
D14 A_WEN
CP_WEN
B14
CP_OEN
E14 PIO30_WAITN
T_FLASH_ON
H14
FLASH_RESET
A14 A_CS0N
ROM1_CS
C15 A_CS1N
G14 A_CS2N
ONENAND_CS
J14
D15
RAM_CS
C16 A_CS5N
F15 A_CS6N
LCDC_CS
B17
YMU_CS
H16 A_BE0N
LOWER_BYTE
A17
UPPER_BYTE
SIMCLK
SIMDATA
SIMRST
USB_SUSP
USB_DET
VIB_EN
USB_VPO
USB_VMO
USB_OEN
USB_DATA
UP_SCLK
UP_SDO
UP_SDI
UP_CS
BT_EN
BT_RTS
BT_RXD
BT_TXD
BT_CTS
BRIGHTNESS
MOT_EN
SLCD_BL_EN
SDS_TXD
SDS_RXD
KEY_COL(0:4)
PSW1_BUF
KEY_ROW(0:4)
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
HP_CORE_1.57V
HP_CORE_1.57V
C201
C202
C203
C204
A_A0
A_A1
A_A2
A_A3
A_A5
A_A7
A_A9
A_A11
A_A13
A_A15
A_A17
A_A18
A_A21
U201
A_A23
A_A24
PIO35_A_A25_BOOTSEL
A_D1
A_D2
A_D3
A_D5
A_D7
A_D8
A_D9
A_D11
A_D13
A_OEN
FLASHRSTN
A_CS3N
A_CS4N
A_CS7N
A_BE1N
KEY_COL(0)
KEY_COL(1)
KEY_COL(2)
KEY_COL(3)
KEY_COL(4)
KEY_ROW(0)
KEY_ROW(1)
KEY_ROW(2)
KEY_ROW(3)
KEY_ROW(4)
10-5
Flow Chart of Troubleshooting
VCCD_1.8V
VRTC_1.5V
C205
C206
C207
C208
C209
TDO T12
TDI V14
TCK U14
N12
CKO_IACK
IOBIT1_PIO06
N11
V12
IOBIT0_PIO05
N15
SPFS1_PIO15
N16
SPTXD1_I2SD_PIO16
SPRXD1_PIO17 M17
M18
SPCLK1_PIO18
T15
INT0
IO W6
RWN V6
D_D15 P11
D_D14 N10
N9
D_D13
N8
D_D12
D_D11 P9
P8
D_D10
D_D9 R9
T9
D_D8
D_D7 T8
U8
D_D6
V8
D_D5
D_D4
R8
D_D3 T7
R7
D_D2
D_D1 T6
D_D0 U6
R6
D_A8
D_A7 N6
D_A6
V4
D_A5 T5
D_A4 U4
V3
D_A3
W3
D_A2
D_A1 W2
V1
D_A0
TEST3 V16
T14
TEST2
TEST1 U15
CPTSTSTOP_CKO
T17
T13
ATDO_PWM2
ATDI_RTS1 L5
ATCK_CTS1 M4
K12
ATMS_PIO45
P12
PIO31_IRQ6
PIO00_IRQ5 P16
IRQ4
P18
P17
IRQ3
M19
IRQ2
IRQ1 M16
J16
PIO47
PIO34 R14
U18
PIO33
CHG_OFF
EAR_SWITCH
CHG_DET
EAR_SEL
AMP_EN
MIC_SEL
KEY_EL_ON
XOENAQ
PWR_KEEP
CLK32K
RTCALARM
OSC200
C214
C215
MCI_DAT0_EN
MCI_CMD_EN
MCI_DAT0
MCI_CMD
MCI_CLK
CLK13M_HPE
TR_RST
DSP_TMS
DSP_TDO
DSP_TDI
DSP_TCK
TP201
FLASH_EN
SPK_SEL
PCM_SYNC
PCM_IN
PCM_OUT
PCM_CLK
DSP_INT
DSP_IO
DSP_DB(0:15)
DSP_RWN
DSP_DB(15)
DSP_DB(14)
DSP_DB(13)
DSP_DB(12)
DSP_DB(11)
DSP_DB(10)
DSP_DB(9)
DSP_DB(8)
DSP_DB(7)
DSP_DB(6)
DSP_DB(5)
DSP_DB(4)
DSP_DB(3)
DSP_AB(0:8)
DSP_DB(2)
DSP_DB(1)
DSP_DB(0)
DSP_AB(8)
DSP_AB(7)
DSP_AB(6)
DSP_AB(5)
DSP_AB(4)
DSP_AB(3)
DSP_AB(2)
DSP_AB(1)
DSP_AB(0)
R206
CP_TDO
R207
CP_TDI
CARD_INS
CP_TCK
CP_TMS
R208
NAND_INT
HALL_SENSOR
LCDC_INT
YMU_IRQ
JACK_IN
INTRQ
M_HOLD
USB_CON
AK_EN

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