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Flow Chart of Troubleshooting
10-5
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A
M
D_
T
N
G_
R
T/]
9[
B
K_
P
C
0
M
O/
5
2
A
P
F
R
E
P_
S
C_
R
T/]
2[
B
K_
P
C
M
O
RI
_
S
C_
R
T/]
1[
B
K_
P
C
C
E
X
E
N_
R
T/]
8[
B
K_
P
C
1
E
ZI
S_
R
T/]
7[
B
K_
P
C
Q
R
D/
7
1
N
P
1
X
R/
4
1
A
P
0
T
O
R
P_
R
T/]
6[
B
K_
P
C
M
A
RI
_
S
C_
R
T/]
0[
B
K_
P
C
IOBIT[2]/VEC[3]/EROMHI
A
T
A
D_
0
M
S/
A
T
A
D_
MI
S
K
L
C_
0
M
S/
K
L
C
_
MI
S
IOBIT[1]/VEC[4]/PLLTOA
I
M_
P
C/
0
2
A
P
A
T
A
D_
1
M
S/
2
2
A
P
P
C
PI
_
S
C_
R
T/]
3[
B
K_
P
C
0
E
ZI
S_
R
T/]
4[
B
K_
P
C
K
L
C_
R
T/]
5[
B
K_
P
C
CKO/IACK/ERAMHI
K
C
A
_
T/
8
1
A
P
A
Q
E
R
_
T/
3
3
A
P
1
X
T/
3
1
A
P
0
MI/
0
3
A
P
1
MI/
1
3
A
P
0
M
OI/
8
2
A
P
1
M
OI/
9
2
A
P
1
M
O/
6
2
A
P
K
L
C_
1
M
S/
7
2
A
P
O
M_
P
C/
9
1
A
P
B
Q
E
R
_
T/
4
3
A
P
T
E
S
E
R_
H
S
A
L
F
VCCD_2.9V
C218
R208
VCCD_1.8V
C204
R203
R209
R206
VCCD_1.8V
VCCD_1.8V
VCCD_2.9V
VRTC_3V
OSC200
2
4
3
1
C222
R204
VBAT
F
E
R
V
X
C220
M9
T5
XPA8/IRQ2
XPA9/IRQ3
P2
1
M
W
P
X
5
R
XRTCALARM_N
E8
01
N
21
U
XTIC_MODE
D12
01
F
71
M
22
A_
53
A
P
X
31
L
51
N
N5
S
C_
32
A
_6
3
A
P
X
N14
XPA3/CS4N
XPA4/OEN
P16
XPA5/WAITN
P15
T15 XPA6/BE1N
XPA7/IRQ1
4
G
5
G
1
F
M11
XPA2/CS3N
3
F
1
E
41
H
N0
S
C_
23
A
P
X
71
N
2
L
M14
XPA1/CS2N
1
L
4
K
K
C
S
_
P
C/
12
A
P
X
6J
6
H
2
M
W
P/
32
A
P
X
5
H
3
M
W
P/
42
A
P
X
3
M
2
G
X
R
A
D
RI/
11
A
P
X
1
N
X
T
A
D
RI/
21
A
P
X
6
G
3
G
0
X
T/
51
A
P
X
4
H
3
L
0
X
R/
61
A
P
X
4
E
3
1
P
O
D
T_
P
C
X
S
M
T_
P
C
X
8
G
9
F
N
T
S
R
T_
P
C
X
C13
XCP_WEN
4
F
C6
XOSC32OUT
XPA0/CS1N
M15
N2
XPA10/IRQ4
5
K
2
R
3
T
3
U
3
P
4
T
3
N
7
D
K
C
T_
P
C
X
31
D
E7
D5
XCP_D7
C4
XCP_D8
XCP_D9
B4
7
C
I
D
T_
P
C
X
4
L
5
L
4
M
1
T
C2
D2
XCP_D13
D3
XCP_D14
XCP_D15
E3
F8
XCP_D2
XCP_D3
F7
C5
XCP_D4
XCP_D5
D6
XCP_D6
B17
C17
XCP_A9
A13
XCP_CSRAMEN
XCP_CSROMEN
A12
XCP_D0
A6
B5 XCP_D1
XCP_D10
B3
C1
XCP_D11
XCP_D12
E14
XCP_A20
L15
L16
XCP_A21
D15
XCP_A3
B15
XCP_A4
XCP_A5
C14
A16
XCP_A6
XCP_A7
A15
XCP_A8
G14
G13
XCP_A13
XCP_A14
G17
J12
XCP_A15
K12 XCP_A16
XCP_A17
K13
K14 XCP_A18
XCP_A19
L14
XCP_A2
E11
D11
XAG3
XBSWN
B7
XCPTSTSTOP_CKO
M12
B13
XCP_A0_BEON
F11 XCP_A1
D16
XCP_A10
XCP_A11
F14
XCP_A12
6
K
S
S
V
01
E
A
S
S
V
51
E
L
L
P
D_
S
S
V
X1RTC
A7
D10
X2RTC
B11
XAG0
XAG1
A11
XAG2
S
S
V
9
L
3
A
S
S
V
6
F
S
S
V
S
S
V
9
G
01
G
S
S
V
S
S
V
7
H
S
S
V
11
H
7J
S
S
V
61
G
C
T
R
V
8
D
S
S
V
2
A
S
S
V
7
K
S
S
V
6
L
01
L
S
S
V
S
S
V
7
M
8
L
S
S
V
1
1J
S
S
V
1
M
2
U
E
D
D
V
E
D
D
V
8
P
51
U
E
D
D
V
E
D
D
V
61
U
61
N
E
D
D
V
E
D
D
V
61
E
71
E
E
D
D
V
L
L
P
D_
D
D
V
31
T
61
R
D
D
V
D
D
V
71
R
5
A
D
D
V
D
D
V
61
C
A
D
D
V
11
C
1
B
E
D
D
V
E
D
D
V
41
B
E
D
D
V
G12
TMS
TRST
F15
D
D
V
2
E
71
L
D
D
V
1
G
D
D
V
D
D
V
1
R
4
R
D
D
V
D
D
V
L12
C
N
1
2
C
N
B
T
S
R
21
C
RWN
U5
H13
TCK
TDI
H12
F12
TDO
DB#4
T7
DB#5
DB#6
R7
M6
DB#7
P7
DB#8
DB#9
N7
N4
INT#0
R12
IO7
K11
M8
DB#11
DB#12
U11
T11
DB#13
R11
DB#14
DB#15
P10
R6
DB#2
DB#3
P6
U7
AB#5
AB#6
R14
AB#7 T14
T17
AB#8
71
F
I
K
C
G15
DB#0
P5
U6
DB#1
DB#10
N8
U13
AB#0
AB#1
M10
R13
AB#2
N11
AB#3
AB#4
P11
P12
TP_1.8V
UCP200
C219
R207
C221
R205
VCCB_2.9V
C206
C207
C205
R201
TH200
NTCCM10054BH103HC
C217
A(23)
TORCH_EN
BP_CF
EAR_CHECK
ICHRG
AS1
LED_EN
EAR_SWITCH
CHG_OFF
UP_SDO
CHG_DET
LCD_CS
CP_TCK
A(21)
DEBUG_DTR
DEBUG_RTS
UP_SDI
CP_TDO
TR_RST
CP_TDI
CP_TMS
TR_RST
UP_SCLK
UP_CS
FLASH_RESET
VREF
DEBUG_CTS
SDS_TXD
INTRQ
DEBUG_RXD
SDS_RXD
SIMDATA
SIMCLK
DSP_IO
DSP_RWN
DSP_INT
TR_RST
CLK13M_TR
CLK32K
RTCALARM
JACK_IN
DEBUG_DSR
TR_RST
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
MXIC_IRQ
SIMRST
PWR_KEEP
DEBUG_TXD
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)
VCCD_2.9V
VCCD_2.9V
C313
PWR_KEEP
C315
DSP_IO
C321
C312
1
3
2
TR300
C318
VRTC_3V
VBAT
VRF_2.9V
VCCA_2.9V
VCCD_1.8V
C319
C300
C317
C314
C316
2
R
3
S
S
V
6
P
4
S
S
V
31
R
M
C
V
X
V
1
D
Q
A
N
E
O
X
B12
VLDO_4
B10
VLDO_5
A14
VLDO_6
C12
VLDO_7
A10
VREF
41
R
N
G
E
R
V
31
M
P
G
E
R
V
H11
VRTC
K12
VSIM
5
G
1
S
S
V
4
K
2
S
S
V
4
C
L
T
C
O_
D
D
V
E14
VEXT
F15
VIB_DRV
A12
VL4S_A
B11
VL4S_B
D10
VL5S_A
VL5S_B C9
G11
VLDO_1
J12
VLDO_2
VLDO_3 A13
J13
VDD12
3
M
2
D
D
V
6
N
3
D
D
V
C11
VDD34
01
C
5
D
D
V
31
B
76
D
D
V
6
A
B
D
D
V
D
D
D
V
11
N
1
1
L
V
D
D
V
5
N
1
OI
_
D
D
V
4
J
2
OI
_
D
D
V
SERLE2
K14
SIM_CLK
J11
SIM_IO
K11
SIM_RST
7
E
P
X
T
N9
UP_CLK
P10
UP_IO
R10
UP_RST
F14
VACC
E13
VBAT
3
J
1
D
D
V
RWN
6
D
NI
X
T
X
R
7
D
PI
X
T
X
R
6
C
N
Q
X
T
X
R
7
C
P
Q
X
T
X
R
L8
SCLK_PSC
SDI_PSC M7
N7
SDO_PSC
C2 SERCK
SERDA
C1
B1
SERLE1
A2
41
C
2
W
S
_
R
W
P
6
B
1
F
E
R
A
R
5
B
2
F
E
R
A
R
RESETN_CSP
R3
9
K
O
_
T
E
S
E
R
F13
RING_DRV
9
L
D
V
S
R
2
D
V
S
R
01
N
H10
RTC_ALMN
4
N
K
L
C
_
C
T
R
L2
31
D
8
C
N
E10
NC9
OCTL1
C5
F5 OCTL2
A4
OCTL4
OCTL5
G6
B3
OCTL6
OCTL7
A3
7
L
F
U
B_
1
W
S
P
9
M
P
E
E
K
_
R
W
P
51
C
N1
W
S
_
R
W
P
41
M
N
NI
CI
M
41
N
P
NI
CI
M
51
P
N
T
U
O
CI
M
51
N
P
T
U
O
CI
M
NC
E5
D15
NC3
E6 NC4
5
C
N
1
2
6
C
N
5
P
7
C
N
6
H
9
S
D
N
G
3
1
P
V
D
N
G
1
1
F
R
U
C
H_
D
N
G
4
B
L
T
C
O_
D
N
G
51
B
1
C
S
P_
D
N
G
51
K
2
C
S
P_
D
N
G
01
L
Q
R
T
NI
L3
I|O
G13
LED1_DRV
G12
LED2_DRV
6
R
C
M
8
J
41
S
D
N
G
9
J
51
S
D
N
G
01
J
61
S
D
N
G
01
K
71
S
D
N
G
8
F
2
S
D
N
G
9
F
3
S
D
N
G
0
1
F
4
S
D
N
G
7
G
5
S
D
N
G
8
G
6
S
D
N
G
9
G
7
S
D
N
G
01
G
8
S
D
N
G
DB8
F1 DB9
3
P
R
T
NI
D
6
F
B
D
N
G
01
M
D
D
N
G
8
E
Q
D
N
G
7
F
1
S
D
N
G
7
H
01
S
D
N
G
8
H
11
S
D
N
G
21
S
D
N
G
9
H
31
S
D
N
G
7
J
E2 DB12
E3 DB13
D3 DB14
D2 DB15
K3
DB2
DB3
J5
J6
DB4
H5 DB5
G3 DB6
G4 DB7
F4
CH_RES
CREF E9
CSN_PSC K8
4
R
K
CI
A
D
6
L
I
DI
A
D
6
M
O
DI
A
D
4
P
N
RI
A
D
K1
DB0
DB1
K2
F2 DB10
F3 DB11
C
F
A
21
N
N
A
T
U
O
A
11
P
P
A
T
U
O
A
21
P
N
B
T
U
O
A
21
R
P
B
T
U
O
A
41
L
N
NI
X
U
A
51
M
P
NI
X
U
A
31
L
N
T
U
O
X
U
A
31
K
P
T
U
O
X
U
A
E11
CH_BDRV
F12
CH_ISEN
D14
K6
AB0
AB1
P1
L5
AB2
AB3
N1
N2 AB4
AB5
M2
AB6
M1
AB7
K7
K5
AB8
9
D
UCP300
C320
C308
VCCB_2.9V
VBAT
VCCA_2.9V
VCCD_2.9V
C309
C302
C301
INTRQ
DSP_DB(12)
DSP_DB(11)
DSP_DB(10)
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)
FLASH_RESET
TX_EN
VMOD_EN
DSP_IO
DSP_DB(9)
DSP_DB(8)
DSP_DB(7)
DSP_DB(6)
DSP_DB(5)
DSP_DB(4)
DSP_DB(3)
DSP_DB(2)
DSP_DB(15)
DSP_DB(14)
DSP_DB(13)
INTRQ
T
NI
_
P
S
D
UP_CS
P
T
U
O
X
U
A
N
T
U
O
X
U
A
P
NI
X
U
A
N
NI
X
U
A
P
B
T
U
O
A
N
B
T
U
O
A
P
A
T
U
O
A
N
A
T
U
O
A
C
F
A
SERLE
SERDAT
SERCLK
DSP_RWN
K2
3
K
L
C
RTCALARM
VIB_EN
RST
N
O_
GI
J
N
O_
R
W
P
PWR_KEEP
P
T
U
O
CI
M
N
T
U
O
CI
M
P
NI
CI
M
N
NI
CI
M
C
M
_
M
31
K
L
C
KEY_BL1
SIMRST
SIMDATA
SIMCLK
C
P
A
V
SIM_RST
SIM_IO
SIM_CLK
UP_SDO
UP_SDI
UP_SCLK
P
Q
X
T
R
N
Q
X
T
R
PI
X
T
R
NI
X
T
R
VSIM
VREF
BAND_SEL
VIB_DRV
DSP_DB(0:15)
DSP_AB(0:8)
KEY_COL(2)
KEY_ROW(0)