Samsung SGH-E570 Service Manual page 20

DSP_DB(0:15)
D2
DSP_DB(15) DB15
D3 DB14
DSP_DB(14)
E3 DB13
DSP_DB(13)
E2
DSP_DB(12) DB12
F3 DB11
DSP_DB(11)
F2
DSP_DB(10) DB10
DSP_DB(9) F1 DB9
F4 DB8
DSP_DB(8)
DSP_DB(7) G4 DB7
G3 DB6
DSP_DB(6)
DSP_DB(5) H5 DB5
DSP_AB(0:8)
J6
DB4
DSP_DB(4)
J5
DSP_DB(3) DB3
K3
DSP_DB(2) DB2
K2 DB1
DSP_DB(1)
K1
DSP_DB(0) DB0
K5
AB8
DSP_AB(8)
K7 AB7
DSP_AB(7)
M1
DSP_AB(6) AB6
M2
AB5
DSP_AB(5)
N2
DSP_AB(4) AB4
N1
DSP_AB(3) AB3
L5
DSP_AB(2) AB2
P1
DSP_AB(1) AB1
K6 AB0
DSP_AB(0)
L3
I|O
DSP_IO
L2 RWN
DSP_RWN
R3
RESETN_CSP
FLASH_RESET
FLASH_RESET
E6 OCTL0
C5
OCTL1
BAND_SEL
F5
OCTL2
MOD_SEL
E5
OCTL3
TX_EN
A4
OCTL4
XOENA
G6
OCTL5
SX_EN
B3
OCTL6
PAC_EN
A3
OCTL7
RX_EN
B1
SERLE1
A2
SERLE2
SERLE
C1
SERDA
SERDAT
C2 SERCK
SERCLK
AFC
VAPC
C225
RTX_IP
RTX_IN
RTX_QP
RTX_QN
VCCD_2.9 VCCA_2.9 VCCD_1.8 VCCD_2.9
C201 C202
C237
UCP201
C226
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VBAT
C203
C238
C11
VDD34
VDD12 J13
UP_CLK N9
SIMCLK
UP_RST R10
SIMRST
P10
UP_IO
SIMDATA
SIM_IO J11
SIM_IO
SIM_RST K11
SIM_RST
SIM_CLK K14
SIM_CLK
C239
VSIM K12
VSIM
VRTC H11
LED2_DRV G12
VCCB_2.9
LED1_DRV G13 VCCD_1.8
KEY_BL
RING_DRV F13
VIB_DRV F15
VLDO_7 C12
VLDO_6 A14
C9
VL5S_B
VL5S_A D10
VLDO_5 B10
VL4S_B B11
DCS_TX_EN
VL4S_A A12
GSM_TX_EN
VLDO_4 B12
VLDO_3 A13
J12
VLDO_2
VLDO_1 G11
VACC F14
K8
CSN_PSC
UP_CS
SCLK_PSC L8
UP_SCLK
SDO_PSC N7
UP_SDO
M7 C215 C216
SDI_PSC
UP_SDI
E14
VEXT
VBAT E13
VBAT
CH_BDRV E11
CH_ISEN F12
CH_RES D14
ICHRG
ADC_AUX2 D15
ADC_AUX1 E10
VREF A10
E9
CREF
C220
RTC_ALMN H10
RTCALARM
R209
C224
4.7K
22nF
6.3V
INTRQ
PWR_KEEP
RST
VBAT
R210
VR201
3-3
Flow Chart of Troubleshooting
VRTC_1.5
R202
VCCA_2.9 VRF_2.9 VCCD_2.9 VCORE_1.5
C211
C212
C213 C214
C217 C218
VCCB_2.9
TH201
R207
R208
C221
1
BAT201
TS414R IV02E
2