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7. CIRCUIT DIAGRAM
< USB 48M CLK >
C200
27p
USB_XTAL_IN
FA-238
X200
SDRAM
EXXY0015501
48MHz
C203
27p
USB_XTAL_OUT
SDRAM_ADDR(0:14)
SDRAM_DATA(0:31)
SDRAM_DATA(31)
T8
SDRAM1_D[31]
SDRAM_DATA(30)
T6
SDRAM1_D[30]
SDRAM_DATA(29)
T4
SDRAM1_D[29]
SDRAM_DATA(28)
R8
SDRAM1_D[28]
SDRAM_DATA(27)
T2
SDRAM1_D[27]
SDRAM_DATA(26)
T1
SDRAM1_D[26]
SDRAM_DATA(25)
R6
SDRAM1_D[25]
SDRAM_DATA(24)
R4
SDRAM1_D[24]
SDRAM_DATA(23)
W4
SDRAM1_D[23]
SDRAM_DATA(22)
V6
SDRAM1_D[22]
SDRAM_DATA(21)
Y2
SDRAM1_D[21]
SDRAM_DATA(20)
Y1
SDRAM
SDRAM1_D[20]
SDRAM_DATA(19)
W2
SDRAM1_D[19]
SDRAM_DATA(18)
W1
SDRAM1_D[18]
SDRAM_DATA(17)
V4
SDRAM1_D[17]
SDRAM_DATA(16)
U6
SDRAM1_D[16]
SDRAM_DATA(15)
L6
SDRAM1_D[15]
SDRAM_DATA(14)
L8
SDRAM1_D[14]
SDRAM_DATA(13)
K4
SDRAM1_D[13]
SDRAM_DATA(12)
J1
SDRAM1_D[12]
SDRAM_DATA(11)
K6
SDRAM1_D[11]
SDRAM_DATA(10)
J2
SDRAM1_D[10]
SDRAM_DATA(9)
J4
SDRAM1_D[9]
SDRAM_DATA(8)
H1
SDRAM1_D[8]
SDRAM_DATA(7)
H4
SDRAM1_D[7]
SDRAM_DATA(6)
G2
SDRAM1_D[6]
SDRAM_DATA(5)
J6
SDRAM1_D[5]
SDRAM_DATA(4)
J8
SDRAM1_D[4]
SDRAM_DATA(3)
H6
SDRAM1_D[3]
SDRAM_DATA(2)
G4
SDRAM1_D[2]
SDRAM_DATA(1)
E1
SDRAM1_D[1]
SDRAM_DATA(0)
F4
SDRAM1_D[0]
AA14
SUB_CS_N
XMEM2_CS_N[1]
AF14
MAIN_CS_N
LCD2_CS_N_GPIO[38]
AE4
NAND_CLE
NAND2_CLE_UB2_N
W14
NAND_CS_N
NAND2_CS_N_XMEM2_CS_N[0]
AF7
EBI2_OE_N
OE2_N_NAND2_RE_N
AF4
EBI2_WE_N
WE2_N
AC5
NAND_ALE
LB2_N_NAND2_ALE_A2[0]
AE16
EBI2_DATA(0:15)
NAND_READY
NAND2_FLASH_READY_GPIO[33]
EBI2_DATA(15)
AC9
EBI2_DATA[15]
EBI2_DATA(14)
AF8
EBI2_DATA[14]
EBI2_DATA(13)
AE8
EBI2_DATA[13]
EBI2_DATA(12)
AC8
EBI2_DATA[12]
EBI2_DATA(11)
AE7
EBI2_DATA[11]
EBI2_DATA(10)
AA9
NAND & LCD
EBI2_DATA[10]
EBI2_DATA(9)
W9
EBI2_DATA[9]
EBI2_DATA(8)
AA8
EBI2_DATA[8]
EBI2_DATA(7)
AC7
EBI2_DATA[7]
EBI2_DATA(6)
AF5
EBI2_DATA[6]
EBI2_DATA(5)
AC6
EBI2_DATA[5]
EBI2_DATA(4)
AE5
EBI2_DATA[4]
EBI2_DATA(3)
AA7
EBI2_DATA[3]
EBI2_DATA(2)
AF3
EBI2_DATA[2]
EBI2_DATA(1)
AD1
EBI2_DATA[1]
EBI2_DATA(0)
AB4
EBI2_DATA[0]
AA15
LCD_ADS
EBI2_ADD[20]_GPIO[34]
AC13
EBI2_ADD[19]
AF13
EBI2_ADD[18]
AE13
EBI2_ADD[17]
AA13
EBI2_ADD[16]
W13
EBI2_ADD[15]
T13
EBI2_ADD[14]
AC12
EBI2_ADD[13]
AA12
EBI2_ADD[12]
AF11
EBI2_ADD[11]
AE11
EBI2_ADD[10]
W12
EBI2_ADD[9]
AC11
EBI2_ADD[8]
AA11
EBI2_ADD[7]
W11
EBI2_ADD[6]
AC10
EBI2_ADD[5]
AF9
EBI2_ADD[4]
AA10
EBI2_ADD[3]
AE9
EBI2_ADD[2]
W10
EBI2_ADD[1]
KEYPAD
UART
PCB_Rev_ADC
MIC2N
VREG_MSMP_2.7V
C201
MIC2P
R200
R201
10p
C202
47K
150K
CLOCK
RESET
1%
1%
10p
AUDIO
Near to MSM
HKADC
Near to MSM
H25
SBCK1_GPIO[0]
G26
SBDT1_GPIO[1]
A19
PA_ON[1]_GPIO[2]
D5
ANT_SEL3_N_GPIO[12]
H21
TP_CAM_IF
GP_MN_GPIO[13]
A5
GPS_TCXO_GPIO[28]
N23
USB_RX_DATA_GPIO[29]
AC15
XMEM2_CS_N[2]_GPIO[35]
AF16
XMEM2_CS_N[3]_GPIO[36]
T14
LCD2_EN_GPIO[37]
H9
ETM_PIPESTAT1B_GPIO[43]
D18
ETM_TRACESYNC_GPIO[65]
F8
BACKLIGHT_ETM_TRACECLK_GPIO[66]
AB1
XMEM1_CS_N[1]_GPIO[76]
Y6
SDRAM1_CS_N[1]_XMEM1_CS_N[3]_GPIO[77]
L25
UART3_RFR_N_GPIO[87]
C1
R212
NA
UART2_DP_RX_DATA_USIM_PWR_EN_GPIO[89]
F19
GP_PDM[0]_GPIO[92]
H18
SBST1_GPIO[93]
L14
TX_AGC_ADJ
H14
TRK_LO_ADJ
F18
TCXO_EN_GPIO[94]
B19
PA_ON[0]
A13
TX_QM
Q_OUT_N
B13
TX_QP
Q_OUT
A14
TX_IM
I_OUT_N
B14
TX_IP
I_OUT
U21
Q_IM_CH1(Reserved)
U23
RF
Q_IP_CH1(Reserved)
V25
I_IM_CH1(Reserved)
W26
U201-1
I_IP_CH1(Reserved)
Y25
RX_QM
Q_IM_CH0
Y26
RX_QP
Q_IP_CH0
V21
MSM6250A_3_A
RX_IM
I_IM_CH0
W21
RX_IP
I_IP_CH0
EUSY0279001
A20
PA_RANGE[1]_GP_PDM[2]
H17
PA_RANGE[0]_GP_PDM[1]
H15
TRST_N
D16
TCK
F15
TMS
D15
TDI
F16
TDO
H16
RTCK
J25
GRFC[14]_GPIO[83]
K23
GRFC[13]_GPIO[82]
J26
GRFC[12]_GPIO[81]
K19
GRFC[11]_GPIO[80]
H12
GRFC[10]_TX_ON
B4
ANT_SEL2_N_GPIO[11]
T23
ANT_SEL1_N_GPIO[10]
R19
ANT_SEL0_N_GPIO[9]
D11
TX_VCO_0_EN_N_GPIO[8]
H10
TX_VCO_1_EN_N_GPIO[7]
F10
UHF_BAND_SEL_GPIO[6]
D9
GSM_PA_BAND_GPIO[5]
A8
GSM_PA_EN_GPIO[4]
B8
UHF_VCO_0_EN_GPIO[3]
G23
BT_CLK_GPIO[25]
F23
BT_SBST_GPIO[24]
E26
BT_SBCK_GPIO[23]
E25
BT_SBDT_GPIO[22]
G21
BT_TX_RN_N_GPIO[21]
D26
BT_DATA_GPIO[20]
C251
0.1u
USIM
PMIC
USB
MicroSD
CAMERA
- 144 -
MICFBP
MICINN
C204
0.1u
C205
0.1u
R202
MICOUTP
180K
C206
0.015u
C208
C209
C210
R204
0.01u
1000p
0.1u
470K
C216
0.015u
C217
0.1u
C218 0.1u
R207
MICOUTN
180K
C225
MICINP
C223
C224
0.01u
1000p
0.1u
MICFBN
C236
C234
C235
0.01u
1000p
0.1u
LCD_MAKER_ID
LCD_LDO_EN
CAM_IF_PROBE
LCD_RESET_N
MMC_CD
HOOK_SENSE_N
EAR_SENSE_N
GPIOs
A1
FLED_ON
NC
A2
NC
A25
CAM_P_DOWN
NC
A26
ON_SW_N
NC
B1
CAM_PWR_EN
NC
B2
LCD_IF_MODE
NC
B3
NAND_WP_N
NC
B24
LCD_BACK_EN
NC
B25
SPK_AMP_EN
NC
B26
NC
R213
1K
C2
TX_AGC_ADJ
NC
R214
2K
C25
TRK_LO_ADJ
NC
D4
TCXO_EN
NC
D23
PA_ON
C249
C250
NC
F6
NC
0.01u
0.033u
F21
R215
NC
H8
51K
NC
H19
NC
K10
NC
L11
NC
L12
NC
L16
NC
L15
NC
M11
VREG_MSMP_2.7V
NC
M12
NC
M13
NC
M14
NC
M15
R216
NC
M16
51K
NC
N12
NC
N13
R217
NC
N14
PA_R0
NC
N15
0
NC
P12
NC
P13
NC
VREG_MSMP_2.7V
FOLDER_DETECT
RF_ON_TX_ON
ANT_SEL2
ANT_SEL1
ANT_SEL0
GSM_TX_VCO_0_EN_N
GSM_TX_VCO_1_EN_N
GSM_PA_BAND
GSM_PA_EN
BT_CLK
R221
BT_SBST
51K
BT_SBCK
BT_SBDT
BT_TX_RX_N
BT_DATA
BLUETOOTH
C211
C207
0.01u
10u
C226
C227
C228
0.01u
0.1u
0.1u
C237
C238
C239
C246
C240
C241
C247
C248
0.1u
0.1u
0.1u
2200p
0.01u
0.1u
0.1u
0.01u
DAC_REF
P14
NC
P15
NC
R11
NC
R12
NC
R13
NC
R14
NC
R15
NC
R16
NC
T11
NC
T12
NC
T15
NC
T16
NC
U25
U201-2
NC
W8
NC
W19
NC
AA6
NC
AA21
MSM6250A_3_B
NC
AA25
MODE_1
NC
AC4
NC
AC23
EUSY0279001
NC
AD2
NC
AD25
NC
AE1
NC
AE2
NC
AE3
NC
AE17
WDOG_EN
NC
AE21
BOOT_MODE
NC
AE24
NC
AE25
NC
AE26
NC
AF1
NC
AF2
NC
AF25
NC
AF26
NC
GND_RET
U300
J.H.Jang
07/MAR/2006
2/7
MSM6250A
U300_REV_1.1
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Troubleshooting
