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SCH- X359 F low Chart of Troubleshooting and Circuit Diagrams
R230
MSPK-
R231
SPK_P
C236
15PF
MIC+
MIC
R235
R239
4.7K
C244
1NF
CN200
1
1
2
2
3
3
4
4
5
5
C257
C258
C259
47PF
39PF
15PF
Service Manual Online Homepage: http://manual.kmip.net/ Email: web_manual@163.com ICQ: 343183
Service Manual Online Homepage: http://manual.kmip.net/ Email: web_manual@163.com ICQ: 343183
PCM_CLK
2.8TCXO
U200
1
5
NC
VCC
2
IN
3
4
GND
OUT
C211
100NF
R213
100K
C213
47PF
TCXO
LOCK_DET
SLEEP_N
IDLE_N
R2151
8K
TRK_LO_AD J
LNAGAIN
MIXGAIN
R216
5.6K
R217
1K
RX_AGC_AD J
R219
10K
Q_OFFSET
R220
10K
I_OFFSET
C215
4.7NF
C216
C217
C218
C219
100NF
100NF
1.8NF
68NF
RXQD(0:3)
RXQD(0)
RXQD(1)
RXQD(2)
RXQD(3)
RXID(0:3)
RXID(0)
RXID(1)
RXID(2)
RXID(3)
CHIPX8
PA_R0
R223
1K
R224
10K
TX_AGC_AD J
2.8VA
R225
C221
100NF
180K
C222
C223
C224
4.7NF
1NF
10NF
C225
R226
10NF
10K
IREF
R227
470K
R228
10K
C227
100NF
C228
10NF
C229
100NF
R229
180K
C230
100NF
33UF
12
C231
6.3V
33UF
C233
12
6.3V
10
C241
100NF
2.8TCXO
R237
C243
10
22NF
L200
2.8TCXO
C248
R242
22UF
6.3V
1.5K
R247
100K
SEND_END
3
Q200
JACK_S
1
SPK+
SPK_P
2
C256
100PF
R249
100K
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R200
100K
RESIN_N
C202
100NF
C203
OSC20 0
27PF
2.8VA
2
1
34
C204
27PF
C206
OSC201
C207
C208
NC
100NF
10NF
5
2.8V
C212
NC
R212
10
C214
47PF
R214
10K
2.8V
R218
10K
B9 PDM2
C8
PDM1
C10 SYNTH_LOCK
A8
SLEEP_N
B7
IDLE_N
B11
TRK_LO_ADJ
B12
LNA_GAIN
C7
LNA_RANGE0
C9
LNA_RANGE1
A11
RX_AGC_ADJ
B10
Q_OFFSET
A10
I_OFFSET
D13
C_RX_QDATA0
C13
C_RX_QDATA1
B13
C_RX_QDATA2
A13
C_RX_QDATA3
B14
FM_RX_QDATA
B15 FM_RX_IDATA
C17
C_RX_IDATA2
C16 C_RX_IDATA3
A15
FM_RX_STB
A14
CX8_FM_CLK
A9
PA_R0
U202
D7
PA_R1
A12
TX_AGC_AD J
C11
PA_ON2
D6
PA_O N
PA_O N
C4
DAC_IREF
A6
Q_OUT_N
Q_OUT_N
B5
Q_OUT
Q_OUT
B6
I_OUT_N
I_OUT_N
A7
I_OUT
I_OUT
F16
GND_RET
E15
CCOMP
C226
100NF
G14
MICFBN
H17
MICINP
J17
MICOUT N
H16
MICOUT P
G16
MICINN
G15
MICFBP
L16
EAR10P
M17
EAR10N
G17
MICBIAS
J16
MIC1P
C232
100NF
K17
MIC1N
H14
MIC2P
C234
22NF
H15
MIC2N
K14
EAR20
J14
AUXIP
C235
10NF
J15
AUX1N
L17
AUX0P
C237
10NF
K16 AUX0N
R248
1K
HP_R
C255
100NF
( P i c t u r e 3 )
2- 16
2.8V
R202
10K
SBDT
SBCK
SBST
R204
TDO
TDI
R205
TMS
100K,1%
TRST_N
C205
100PF
TCK
TMOD E
R206
R207
R208
10K
10K
10K
RESIN_N
DP_TX_DATA1
DP_RX_DATA1
RED_LED
GREEN_LED
BLUE_LE D
BACKLIGHT_LED
R12
D(0)
D0
U10
D(1)
D1
R11
D(2)
D2
T10
D(3)
D3
D(4)
U9
D4
P10
D(5)
D5
R10
D(6)
D6
T9
D(7)
D7
U8
D(8)
D8
R9
D(9)
D9
T8
D(10)
D10
U7
D(11)
D11
R8
D(12)
D12
T7
D(13)
D13
U6
D(14)
D14
P7
D(15)
D15
N16
A(0)
A0
N15
A(1)
A1
U12
A(2)
A2
R13
A(3)
A3
T12
A(4)
A4
U11
A(5)
A5
T11
A(6)
A6
P11
A(7)
A7
R7
A(8)
A8
T6
A(9)
A9
U5
A(10)
A10
R6
A(11)
A11
A(12)
T5
A12
T4
A(13)
A13
R5
A(14)
A14
U4
A(15)
A15
T3
A(16)
A16
R4
A(17)
A17
U3
A(18)
A18
U2
A(19)
A19
T2
A(20)
A20
N14
GPIO_INT15|A21
A(21)
M14
GPIO_INT31|A22
A(22)
R15
ROM_CS1_N
ROM_CS1_N
P4
ROM_CS2_N
GPIO_INT38|ROM_CS2_N
P14
RAM_CS1_N
RAM_CS1_N
N4
GPIO_INT37|RAM_CS2_N
P6
GP_CS
GPIO_INT39|GPCS1
P12
LCD_CS
GPIO_INT40|LCD_CSN
P13
SPK_CTL
GPIO_INT41|LCD_EN
R14
RD_N
RD_N
P16
LWR_N
LWR_N
P15
HWR_N
L15
GND11
P9
GND10
L4
GND9
3.0VR
TH201
R201
R203
33K,1%
5.6K,1 %
C200
C201
22NF
10NF
V_BATT
91K,1%
D(0:15)
A(0:20)
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