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Flow Chart of Troubleshooting
3-7
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CKO/IACK/ERAMHI
IOBIT[2]/VEC[3]/EROMHI
IOBIT[1]/VEC[4]/PLLTOA
VCCD_2.9V
VCCD_2.9V
CORE_TP
R208
VCCB_2.9V
R207
VCCD_2.9V
VBAT
C213
VCCD_1.8V
VCCD_1.8V
R211
C221
R209
C224
R210
XTIC_MODE D12
C223
P15
XPA5/WAITN
T15
XPA6/BE1N
M9
XPA7/IRQ1
XPA8/IRQ2
T5
P2
XPA9/IRQ3
E8
XRTCALARM_N
XPA3/CS4N
N14
P16
XPA4/OEN
XPA2/CS3N
M11
XPA1/CS2N
M14
M15 XPA0/CS1N
XPA10/IRQ4
N2
XCP_WEN
C13
XOSC32OUT
C6
C5
D6
XCP_D5
E7 XCP_D6
XCP_D7
D5
C4 XCP_D8
B4
XCP_D9
B3
XCP_D10
XCP_D11
C1
C2
XCP_D12
XCP_D13
D2
D3
XCP_D14
E3
XCP_D15
XCP_D2
F8
F7
XCP_D3
XCP_D4
A16
A15
XCP_A7
B17 XCP_A8
XCP_A9
C17
A13
XCP_CSRAMEN
A12 XCP_CSROMEN
A6
XCP_D0
XCP_D1
B5
K14
L14
XCP_A19
E14
XCP_A2
L15
XCP_A20
L16
XCP_A21
XCP_A3
D15
XCP_A4
B15
C14
XCP_A5
XCP_A6
D16
F14
XCP_A11
G14
XCP_A12
XCP_A13
G13
G17
XCP_A14
XCP_A15
J12
XCP_A16
K12
K13
XCP_A17
XCP_A18
XAG0
B11
A11
XAG1
E11
XAG2
XAG3
D11
B7
XBSWN
M12
XCPTSTSTOP_CKO
XCP_A0_BEON
B13
XCP_A1
F11
XCP_A10
A7
X1RTC
X2RTC
D10
H13
H12
TDI
TDO
F12
TMS
G12
TRST
F15
N4
R12
IO7
K11
L12
U5
RWN
TCK
R6
P6
DB#3
DB#4
U7
DB#5
T7
R7
DB#6
DB#7
M6
DB#8
P7
N7
DB#9
INT#0
P5
DB#0
U6
DB#1
N8
DB#10
DB#11
M8
U11
DB#12
DB#13
T11
DB#14
R11
P10
DB#15
DB#2
AB#3
N11
P11
AB#4
AB#5
P12
R14
AB#6
T14
AB#7
AB#8
T17
G15
UCP201
AB#0 U13
M10
AB#1
AB#2
R13
DSP_INT
GND
2 NC
VCC 4
1 VOUT
R204
U202
3
R206
C216
C215
C214
C222
ZD201
VCCD_1.8V
VRTC_3V
R205
OSC200
AIT_LCD_BY
AIT_SUB_CS
DLC_DETECT
DEBUG_DTR
DEBUG_RTS
DEBUG_TXD
DEBUG_RXD
DEBUG_CTS
I2C_CLK
A(23)
BP_VF
AIT_CS
AIT_INT
FLIP_SNS
FM_INT
CHG_OFF
EAR_SWITCH
TR_RST
UP_SCLK
UP_CS
FLASH_RESET
VREF
ICHRG
AS1
BL_EN
UP_SDO
CHG_DET
SIMRST
PWR_KEEP
SDS_TXD
INTRQ
SDS_RXD
SIMDATA
SIMCLK
DSP_IO
DSP_RWN
DSP_INT
TR_RST
CLK13M_TR
CLK32K
RTCALARM
JACK_IN
DEBUG_DSR
TR_RST
CP_TCK
A(21)
UP_SDI
CP_TDO
TR_RST
CP_TDI
CP_TMS
KEY_COL(4)
KEY_COL(3)
KEY_COL(2)
KEY_COL(1)
KEY_COL(0)
DSP_AB(8:0)
DSP_AB(7)
DSP_AB(6)
DSP_AB(5)
DSP_AB(4)
DSP_AB(3)
DSP_AB(2)
DSP_AB(1)
DSP_AB(0)
KEY_ROW(4)
DSP_AB(8)
YMU_EN
A(22)
CP_CSROMEN
CP_CSRAMEN
CP_WEN
CP_OEN
UPPER_BYTE
YMU_IRQ
I2C_DAT
D(3)
D(2)
D(1)
D(0)
A(0:20)
A(20)
A(19)
A(18)
A(17)
A(16)
A(15)
A(14)
A(13)
A(12)
A(11)
A(10)
A(9)
A(8)
A(7)
A(6)
A(5)
A(4)
A(3)
A(2)
A(1)
A(0)
KEY_ROW(0:4)
KEY_ROW(3)
KEY_ROW(2)
KEY_ROW(1)
KEY_ROW(0)
KEY_COL(0:4)
DSP_DB(15:0)
DSP_DB(0)
DSP_DB(1)
DSP_DB(2)
DSP_DB(3)
DSP_DB(4)
DSP_DB(5)
DSP_DB(6)
DSP_DB(7)
DSP_DB(8)
DSP_DB(9)
DSP_DB(10)
DSP_DB(11)
DSP_DB(12)
DSP_DB(13)
DSP_DB(14)
DSP_DB(15)
D(0:15)
D(15)
D(14)
D(13)
D(12)
D(11)
D(10)
D(9)
D(8)
D(7)
D(6)
D(5)
D(4)