CDMA TELEPHONE
SCH-X359
Manual
SERVICE
CDMA TELEPHONE CONTENTS
1. Specification
2. Flow Chart of Troubleshooting
3. Exploded Views and Parts List
4. Electrical Parts List
5. Block Diagrams
6. PCB Diagrams
Service Manual Online Homepage: http://manual.kmip.net/ Email: [e-mail] ICQ: 343183
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ELECTRONICS
Ò$
Samsung Electronics Co.,Ltd. AUG. 2003
Printed in Korea.
This Service Manual is a property of Samsung Electronics Co.,Ltd.
Any unauthorized use of Manual can be punished under applicable
Code No.: GH68-04299A
International and/or domestic law.
BASIC.
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2. SCH-X359 Trouble Shooting
1. Logic Section
1-1. No Power
Press PWR button
"H" level
No
Check Battery, Q503 and its neighboring
outputted from
circuits
Q307 Pin1?
Yes
U300 Pin No
Check U300 and its neighboring circuits
2=2.8V?
Yes
U300 Pin No
Check U300 and its neighboring circuits
1=2.8V?
Yes
R346 No
Check U300, U301, U302 and its
=2.8V?
neighboring circuits
Yes
END
2-1
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SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
2.8V
2.8VA
R300 0
C300
V_IN 10UF
6.3V
U300
8 1
VDET _RESET RESIN_N
7 2
VIN VOUT
6 3 C302
NC GND
10UF
5 4 6.3V
_SHD BYP
N
R303 C304
150K 470PF
2.8V
3.0VR 2.8VB
L300
R309
U301
1 5
IN OUT NC
2 C305
GND
100NF
C306
3 4
SLEEP_N EN REF_BYP 10UF
6.3V
3.0VT
C307
1NF
U302
1 5
IN OUT
2
GND
3 4
IDLE_N EN REF_BYP
C316
C317
10UF
1NF
6.3V
U303
1 8
VIN VOUT1 V_LED
2 7
T
BACKLIGHT_LED SD1 VOUT2 V_MO
3 6 3
MOT_CO SD2 ERR1
N
4 5
GND ERR2
C318 C319
2
1 1UF 330NF
R323
R324 D300
47K
47K
(Picture 1)
4
U305 3
Q304
ISENSE
1 6
DRIVE
12 56
GND
2 5
V_BATT
VSENSE
3 4
VCC PROG
TA+
C326
10UF
10V
ICHG
2.8V
R332
2.7K
CHG_ON
Q305
R334
12K
3
2
TA+
3 R335
TA_DET_N
R336 R337 R338
470K 1
47K 10K 20K
2
1
Q306
V_IN
2.8V
6
Q503
5
2 R344 1K
HP_PW
R
S S 1
V_BATT PS_HOLD
4
R346 ON_SW
C330
R347 1K
G 3 R348
R349
680K 10UF
100K
R350 4.7K
6.3V
22K
ON_SW_SENSE
R352
3 3
22K
C331
Q307 Q308
1 1
100NF
ZD305
2 2
R354 R355 C332
220K
100K 1NF
(Picture 2)
2-2
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20K
R385
SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
1-2. Abnormal initial operation (Normal +2.8V voltage source)
Press PWR button
No
PCM CLK applied to
Check VCTCXO Output.
U200 pin2?
Yes
TCXO CLK signal
No
Check U200 and its neighboring circuits.
applied outputted from
Replace if required.
U200 pin4?
Yes
No
RAM_CS signal ouputted
Check MSM board U202
from U201 Pin J2?
Yes
CHIP X8 CLK signal
No
Check MSM board U202
ouputted from U202 Pin
A14?
Yes
No Check the LED and its
LED on?
neighboring circuits.
Replace if required
Yes
No Check the LCD pins and its
Normal initial display
neighboring circuits.
on LCD?
Replace if required
Yes
END
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SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
PCM_CLK
2.8TCXO
U200
1 5
NC VCC
2
IN
3 4
GND OUT C211
100NF
R213
100K
C213 47PF
TCXO
(Picture 1)
2.8V
C209 C210
100P 100N
F F
U201
A(1:20)
G2 J5
A(1)
A0 VCCF
F2 J6
A(2)
A1 VCCS
E2 H9 R209 100K
A(3)
A2 CIOF
D2 D6 R210 10K
A(4)
A3 CE2S
R211 10K
F3 E5
A(5)
A4 RY/BY
#
E3 C6
A(6)
LWR_
N
A5 WE#
D3
A(7)
A6 D(0:15)
C3 J3
A(8) D(0)
A7 DQ0
C7 G4
A(9) D(1)
A8 DQ1
E7 K4
A(10) D(2)
A9 DQ2
F7 H5
A(11) D(3)
A10 DQ3
C8 H6
A(12) D(4)
A11 DQ4
D8 K7
A(13) D(5)
A12 DQ5
E8 G7
A(14) D(6)
A13 DQ6
F8 J8
A(15) D(7)
A14 DQ7
D9 K3
A(16) D(8)
A15 DQ8
G9 H4
A(17) D(9)
A16 DQ9
F4 J4
A(18) D(10)
A17 DQ10
E4 K5
A(19) D(11)
A18 DQ11
D7 J7
A(20) D(12)
2.8V
A19 DQ12
E6 H7
D(13)
A(21) A20 DQ13
E9 K8
D(14)
A(22) A21 DQ14
H8
D(15)
DQ15/A-1
T1
H2
ROM_CS1_N
CE#F
1
T2 J2 G3
RAM_CS1_N
CE1# VSS
S 1
R22
1
H3 J9
RD_N
OE# VSS
2
T3
47K C4
LB_N
LB#
D4 F10
A(0)
UB# NC
C5 G1
WP WP#/ACC NC
R222 10K
D5 G10
RESIN_N RESET# NC
T4
F9 L1
ROM_CS2_N CE2# NC
F
L5
NC
A1 L6
NC NC
A10 L10
NC NC
B1 M1
C220
NC NC
10NF
B5 M10
NC NC
B6 K6
NC NC
B10 G8
NC NC
C1 1
NC NC
F1 2
NC NC
(Picture 2)
2-4
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SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
1-3. Abnormal Key Data Input
Check initial status
Scanning signal
Check
No
outputted from U100
R343,R345,R351,R353,R356,
scan 0-5, 0-3
U100 and its neiboring
keysense
circuits
Yes
No
Replace the key dome sheet
Nomal key data input?
Yes
END
V_BATT
END_PW
R
2 1
ON_SW
MENU OVER LEFT UNDER
R343
12 12 12 12
1K
KEYSCAN(0)
LIGHT STO SEND INTERNET
R345
12 12 1 2 12
1K
KEYSCAN(1)
CLR
1 2 3
R351
12 11 2 12 2
1K
KEYSCAN(2)
4 5 6
R353
12 12 12
1K
KEYSCAN(3)
12
7 8 9
KEYPA KEYPAD KEYPAD UP
D
34 5
12 12 12
R356
1K
KEYSCAN(4)
12
DOWN
* 0 SH
34 5
12 12 12
R369 1K
KEYSCAN(5)
R370 1K
KEYSENSE(3)
R371 1K
KEYSENSE(2)
R372 1K
KEYSENSE(1)
R373 1K
KEYSENSE(0)
C333 C334 C335 C336
100PF 100PF 100PF 100PF
2-5
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SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
1-4. Audio
Speaker does not work
Check the connection between CN300
and LCD Module connector
Yes
No
U203 Pin17, 18 Check U203, U202
Yes
No
Check CN300
Check CN300 soldering
Pin31,32
and U203 circuit
Yes
Check the voltage on the speaker line
lands on LCD module
Yes
END
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SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
V_IN
2.8V
R326
RESIN_N
10K
C325
10NF
CN300
18 17 R328
18 17
GREEN_LED1
19 16 D(0)
19 16
V_MOT
20 15
D(1)
20 15
R330 1K
LED_EN 21 14 D(2)
21 14
R331
22 13 D(3)
22
13
D(8) 23 12
23
12
D(9) 24 11
24
11
R333
D(10) 25 10
25
10
D(11) 26 9 D(4)
26
9
27 8 D(5)
27
8
28 7 D(6)
28
7
29 6 D(7)
29
6
R339
30 5
R340
30
5
D(12) MSPK 31 4
+
31 1K
4
D(13) MSPK- 32
32 3 EL_E
N
3
D(14) RED_LED 33 2
1
33
2
D(15) BLUE_LED 34 1
1
34
1
R342
A(2)
LWR_N
GP_C
S
LCD_CS
(Picture 1)
25 24 23 22 21 20 19 18 17 V_IN
26 16
D1
D(1)
27 15
D0 SPVD
D
D(0)
R232
28 14
/WR EQ3
LWR_N
R233
150K
33K
29 13
U203
EQ2
A_CS /CS
C238
270PF C239
C240
30 12
EQ1
A(1) A0
100NF
22NF
R234
31 11
HPOUT-R
RD_N /RD
33K C242
R236
HPOUT-L/MON 4.7UF
O
32 10
56K
2.8V
IOVDD
6.3V
R238 0
1 2 3 4 5 6 7 8 9
C245 C246
C247
330NF 4.7NF
100NF
R241
HP_R
0
PCM_CLK
2.8V SPK_P
_IRQ
C249
330NF
_RST
R245
47K
C251
C252 C253
4.7UF
1NF 100NF
6.3V
(Picture 2)
2-7
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L303
8
7
6
5
56
78
1
23
4
4
3
2
1
4
3
2
1
4
3
2
1
56
7
8
56
78
8
7
6
5
12
34
D(2)
D(3)
D(4)
D(5)
D(6)
D(7)
MSPK+
MSPK-
2
1
D2
D3
D4
D5
D6
D7
MTR
SPVSS
SPOUT
SPOUT
CLKI
LED
/IRQ
/RST
NC
PLLC
VDD
VSS
VREF
3.3K
R243
R244
NC
SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
1-5. Charging
Abnormal charging part
Check the Pin29,2
No Check TA and Battery
of CN300 is around
Check CN300
5V
Yes
Check the Q306 and it's
No
Check the Pin3 of
related circuit
Q306 is low?
Yes
Check the Q305 and it's
No
Check the Pin2 of
related circuit
Q305 is high?
Yes
END
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SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
2.8V
2.8VA
R300 0
C300
V_IN 10UF
6.3V
U300
8 1
VDET _RESET RESIN_N
7 2
VIN VOUT
6 3 C302
NC GND
10UF
5 4 6.3V
_SHD BYP
N
R303 C304
150K 470PF
2.8V
3.0VR 2.8VB
L300
R309
U301
1 5
IN OUT NC
2 C305
GND
100NF
C306
3 4
SLEEP_N EN REF_BYP 10UF
6.3V
3.0VT
C307
1NF
U302
1 5
IN OUT
2
GND
3 4
IDLE_N EN REF_BYP
C316
C317
10UF
1NF
6.3V
U303
1 8
VIN VOUT1 V_LED
2 7
T
BACKLIGHT_LED SD1 VOUT2 V_MO
3 6 3
MOT_CO SD2 ERR1
N
4 5
GND ERR2
C318 C319
2
1 1UF 330NF
R323
R324 D300
47K
47K
(Picture 1)
4
U305 3
Q304
ISENSE
1 6
DRIVE
12 56
GND
2 5
V_BATT
VSENSE
3
VCC PROG4
TA+
C326
10UF
10V
ICHG
2.8V
R332
2.7K
CHG_ON
Q305
R334
12K
3
2
TA+
3 R335
TA_DET_N
R336 R337 R338
470K 1
47K 10K 20K
2
1
Q306
V_IN
2.8V
6
Q503
5
2 R344 1K
HP_PW
R
S S 1
V_BATT PS_HOLD
4
R346 ON_SW
C330
R347 G 3 1K R348
R349
680K 10UF
100K
R350 4.7K
6.3V
22K
ON_SW_SENSE
R352
3 3
C331 22K
Q307 Q308
1 1
100NF
ZD305
2 2
R354 R355 C332
220K
100K 1NF
(Picture 2)
2-9
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20K
R385
SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
2. Receiver Section
Start CDMA mode
Normal CDMA SVC & No
Check CDMA Rx path.
ROAM OK?
Yes
No
Setup CDMA call. OK?
Check Transmitter.
Yes
Measure CDMA FER
Yes
No
Normal CDMA RF?
2-10
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SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
(Picture 1)
2-11
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LNAGAIN
$V
3.0VR
47K
R125
10NF
C163
R123
0
$V
N
MIXGAI
C170
330NF
L118
8.2nH
C1521
00PF
C153
10NF
R
L116
1.5nH
3.0V
$V
3.0VR
C157
33NF
L115
10nH
C171
47PF
C148
2PF
12
11
13
1
LNAIN 10
LNAGAIN 9
LNAOUT
LNAEMITTER
F102
4
2
GND2
GND1
OUT
IN
5
6
7
8
3
20 19 18 17 16 15
14
L121
IFOUT+
IFOUT-
U106
GND
LOIN
1
2
3
4
21 NC
22 NC
F
C172
150P
C144
0.5PF
L112
4.7nH
C166
NC
2.2nH
C150
C158
12PF
C173
10NF
L122
R122
C151
C161
1NF
3.0VR
L113
L114
390nH
390nH
10K
NC
12PF
C159
10NF
LO_IN
3.0VR
F
C149
3.3P
C156
100PF
L119
10
IN-
9
IN+
F103
8
7
6
3
2
1
270nH
G6
G5
G4
G3
G2
G1
5
OUT+
4
OUT-
L117
220nH
C155
8PF
C162
8PF
R124
NC
RXIF
~RXIF
3.0VR
C145
10NF
47K
R119
N
MIXGAI
ENABLE
ISET2
4.7K,1%
R121
TXBUFF
ISET1
4.3K,1%
N
MIXI
R120
T
LOOU
TX_LO
GND
GND
VCC
GND
GND
SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
2.8V
L111
C143 C142
10NF 100PF
RXID(0:3) 2.8VB
RXQD(0:3
)
RXQD(0)
RXQD(1)
C146
100PF
C147
100NF
RXQD(2)
RXQD2 VDDD
RXQD(3)
RXQD3
VDDA
CHIPX8 CHIPX8 RX_AGC_AD
J
RAGC_CONT
C154 1NF
TCXO TCXO_IN GRX_IF1
SBCK SPI_CLK GRX_IF2
CRX_IF1
SBDT SPI_DATA RXIF 2.8VB
CRX_IF2
SBST SPI_STB ~RXIF
VDDA
RX_IF_VCO RXVCO_OUT1
C160
VDDA
10PF RXVCO_OUT2
L120
R126
C164 C165
10K D102
180PF 10NF
C167
100PF
C168 C169
7PF 10UF
L123 U107
VCONT
56nH
R127
10K
D103
C174
180PF
(Picture 2)
V_IN
U104
2.8TCXO
5
EN1 CON_SLEEP
IN
NC2
3
4
GND
OUT
3 4
OSC101
OUT VCC
C127 C128
10NF 100PF
GND VC
C129
100PF 2 1
TRK_LO_ADJ
3.0VR
R113
51
R114
5.1
RX_IF_VCO
C130 R116
31 32
22 23 24 25 26 27 28 29 30
C131
10UF 180
100NF
6.3V
33
NC
3.0VR 34
21
GNDD NC
20 1
PDNB CPOIF VCON
T
R117 C132 C133
10 100PF 100NF
19 2
R118
TEST NC
U105
910
C134 C135
18 3 C136
VDDD NC C137
10UF 33NF
10NF
4.7NF
6.3V
17 4
VDDR VDDI
C138
16 5
1UF
VDDR LE
15 6
LO_IN RFOUT CLK
7
DATA PLL_EN
PLL_CLK
14 13 12 11 10 9 8
PLL_DATA
C139
C140 C141
100PF
100PF 100PF
(Picture 3)
2-12
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RXID(3)
RXID(2)
RXID(1)
RXID(0)
33
34
26
27
28
29
30
31
32
35
GND
GND
GN D
GN D
36
RXID3
RXID2
RXID1
RXID0
VDDM
RXQD1
RXQD0
9
8
7
6
5
4
3
2
1
17
18
19
20
21
22
23
24
25
VDDA
RXVCO_T2
RXVCO_T1
I_OF S
Q_OF S
VDDA
VDDA
16
15
14
13
12
11
10
I_OFFSET
Q_OFFSET
O
TCX
F
NC
XIN
GND
GND
GND
GND
FINI
VDDD
GNDD
VDDD
VDDD
RFLB
RFL
VDDR
VDDR
VDDR
NC
NC
SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
3. Transmitter Section
Abormal transmitter
section
No
No
No
Yes
Check
No
Check PLL Check RFT3100
RFT3100
OK? Pin19 Tx_Lo
RF OUT
Level(-10 dBm)
Level OK?
CDMA:+8 dBm
Yes
Check
PA(U410)
Output Level
OK?
CDMA:+25 dBm
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SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
TCXO TX_Q
SBCK TX_Q B
SBD TX_I
T
SBST TX_I
B
1
AB_SEL VDDA
VDDM IF_BPF1
RF_LO IF_BPF2
VDDA VCONTROL
6
PA_O VDDA2
N
(Picture 1)
2-14
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16
1UF
C12
1.8K
R108
V
1
10
R105
470PF
C119
K
R107 0
10K
R10
D101
D100
3
56P
C117
5PF
C113
56P
C106
F
F
TX_LO
PA_O
SBST
SBDT
SBCK
TCXO
33n
L104
N
H
1N
C122
F
47P
C114
47P
C107
F
F
3.0VT
Q_OUT_N
I_OUT_N
Q_OUT
I_OUT
LOCK_DET
10
R112
IREF
0
56PF
C123
1N
C118
F
22P
C100
R106
12K
F
3.0_TX_I
F
2.8V
180PF
C105
36
26
27
28
29
30
31
32
33
1K
R110
PD_OUT
25 24 23 22 21 20 19 18 17
G
LOCK_DET
PD_ISET
VDD
TXVCO_T1
TXVCO_T2
IREF
G
1
2
3
4
5
67
8
9
330N
27N
L100
C125
180P
C102
27NH
L101
D
H
F
F
200
R100
U100
1N
C124
22P
C101
F
F
CELLA_OU
CELLB_OU
PCSA_OU
PCSB_OU
VDDA5
VDDA
VDDA
3.0_TX_I
G
G
T
T
T
T
4
3
35
16
15
14
13
12
11
10
34
27P
C120
F
F
C10
NC
4
3.0_TX_I
F
22PF
C10
3
L10
2
10n
L105
47PF
1N
L103
H
3.0VT
C111
C11
3.0_TX_RF
3.0_TX_RF
TX_AGC_ADJ
F
2
SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
3.0VT
V_IN
R101
47K
R102
NC
PA_R0
ZD100
R104 C108 C110 C10
9
0 6.3V 10NF 10UF
10UF
U101
L106
5 6
C115 F100
C116
1 3.3nH
VCC1 VCC
2
2.7PF 3 47PF
4 8
IN OUT
RFOU
T
RFIN
VREF1
2
GND1 GND2 L107 VCON
T
39nH L108
GG GG G
24
NC
3 79 10 11
V_IN
R109
U102 270
1
5
PA_ON EN
IN
2
U103
NC
R111
100K
3
4 6 1
R1,C1
GND R2
OUT
5 2
ON/OFF
V.C1-1
4 3
C126 VIN,R1
V.C1-2
100NF
L109
PA_R0
1
1
ANT
2
2
3
3
F101 11
13
G
TX
12 L124
L125
G
10 27NH
CN101 8.2nH
G
9
G
7 8 3 1
G ANT IN OUT
6
G GND GND
4
G
24
3
G
2 C175
G
1 1PF
G RX
5
(Picture 2)
2-15
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Service Manual Online Homepage: http://manual.kmip.net/ Email: [e-mail] ICQ: 343183
SCH-X359 Flow Chart of Troubleshooting and Circuit Diagrams
2.8V 3.0VR
TH201
R200 R201
100K
R202 R203
RESIN_N 33K,1%
10K 5.6K,1%
C200 C201
22NF 10NF
C202
100NF
SBDT
C203
SBCK V_BATT
OSC20
0
27PF
2.8VA SBST
2
1
34 R204 91K,1%
TDO
C204
27PF TDI
R205
PCM_CLK
TMS
100K,1%
TRST_N C205
C206
OSC201 100PF
C207 C208
NC TCK
100NF 10NF
TMODE
2.8TCXO
U200
R206 R207
1 5 5 R208
NC VCC 10K 10K
10K
2
IN
2.8V
RESIN_N
3 4
GND OUT C211
100NF
C212 DP_TX_DATA1
NC
DP_RX_DATA1
R213 R212
10
100K
C213 47PF C214 47PF
TCXO RED_LED
LOCK_DET GREEN_LED
R214 10K
2.8V
SLEEP_N BLUE_LE
D
IDLE_N BACKLIGHT_LED
R2151 8K
TRK_LO_AD
J
LNAGAIN
MIXGAIN
R216 5.6K
R217 1K
RX_AGC_AD
J
R218
R219 10K
Q_OFFSET D(0:15)
R220 10K 10K R12 D(0)
B9
I_OFFSET PDM2 D0
C8 U10 D(1)
PDM1 D1
C10 R11 D(2)
SYNTH_LOCK D2
C215 T10 D(3)
A8
SLEEP_N D3
4.7NF B7 U9 D(4)
C216 C217 C218 C219 IDLE_N D4
B11 P10 D(5)
100NF 100NF 1.8NF 68NF
TRK_LO_ADJ D5
B12 R10 D(6)
LNA_GAIN D6
C7 T9 D(7)
LNA_RANGE0 D7
C9 U8 D(8)
LNA_RANGE1 D8
A11 R9 D(9)
RX_AGC_ADJ D9
B10 T8 D(10)
Q_OFFSET D10
A10 U7 D(11)
RXQD(0:3) I_OFFSET D11
RXQD(0) D13 R8 D(12)
C_RX_QDATA0 D12
RXQD(1) C13 T7 D(13)
C_RX_QDATA1 D13
RXQD(2) B13 U6 D(14)
C_RX_QDATA2 D14
RXQD(3) A13 P7 D(15)
RXID(0:3) C_RX_QDATA3 D15 A(0:20)
RXID(0) B14 N16 A(0)
FM_RX_QDATA A0
RXID(1) B15 N15 A(1)
FM_RX_IDATA A1
RXID(2) C17 U12 A(2)
C_RX_IDATA2 A2
RXID(3) C16 R13 A(3)
C_RX_IDATA3 A3
A15 T12 A(4)
FM_RX_STB A4
A14 U11 A(5)
CHIPX8 CX8_FM_CLK A5
A9 T11 A(6)
PA_R0 PA_R0 A6
D7 P11 A(7)
PA_R1 U202 A7
R223 1K R224 10K A12 R7 A(8)
TX_AGC_AD TX_AGC_AD A8
J J
C11 T6 A(9)
2.8VA
PA_ON2 A9
D6 U5 A(10)
N N
R225 PA_O PA_O A10
C221 100NF C4 R6 A(11)
DAC_IREF A11
A6 T5 A(12)
180K C222 C223 Q_OUT_N Q_OUT_N A12
C224 B5 T4 A(13)
4.7NF 1NF
Q_OUT Q_OUT A13
10NF B6 R5 A(14)
C225 I_OUT_N I_OUT_N A14
R226
A7 U4 A(15)
10NF
I_OUT I_OUT A15
10K
F16 T3 A(16)
IREF GND_RET A16
R227 470K E15 R4 A(17)
CCOMP A17
C226 100NF G14 U3 A(18)
MICFBN A18
R228 U2 A(19)
H17
MICINP A19
10K C227 100NF J17 T2 A(20)
MICOUT A20
N
C228 10NF C229 100NF H16 N14
MICOUT GPIO_INT15|A21 A(21)
P
G16 M14
MICINN GPIO_INT31|A22 A(22)
R229 180K C230 G15 R15
MICFBP ROM_CS1_N ROM_CS1_N
100NF L16 P4
EAR10P GPIO_INT38|ROM_CS2_N ROM_CS2_N
M17 P14
EAR10N RAM_CS1_N RAM_CS1_N
G17 N4
33UF
MICBIAS GPIO_INT37|RAM_CS2_N
R230 12 C231 6.3V J16 P6
MSPK- MIC1P GPIO_INT39|GPCS1 GP_CS
C232 100NF K17 P12
MIC1N LCD_CS
GPIO_INT40|LCD_CSN
H14 P13
33UF
C233 MIC2P GPIO_INT41|LCD_EN
R231 12 SPK_CTL
6.3V C234 22NF H15 R14
SPK_P MIC2N RD_N RD_N
K14 P16
EAR20 LWR_N LWR_N
J14 P15
AUXIP HWR_N
C235 10NF J15 L15
AUX1N GND11
L17 P9
C236 AUX0P GND10
C237 10NF K16 L4
15PF AUX0N GND9
MIC+
MIC 10
R235 C241 100NF
2.8TCXO
R237 C243
R239 10 22NF
4.7K
L200
C244
1NF
2.8TCXO
C248
R242 22UF
6.3V
1.5K
R247
100K
SEND_END
CN200 R248 1K
Q200 3 HP_R
C255
1
1 JACK_S
100NF
2 1
2
3
3 SPK+
4
4 SPK_P
5
5
2
C256
C257
C258 C259
100PF
47PF 39PF 15PF R249
100K
(Picture3)
2-16
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UIM_TXD
UIM_RXD
1
6
4
2
V_F_DET
ICHG
A16
B16
A17
U15
U14
T17
R17
N1 7
P17
M1 6
R16
U17
D1 5
F17
E16
D1 4
D9
K4
M1 5
E14
M4
P8
D5
D1 0
F4
F15
L14
B1
A1
B2
G2
F1
G3
F2
E1
F3
E2
A5
B4
C3
C6
D4
B17
D1 7
D1 6
C15
E17
H1
J4
J3
H4
C1 2
TD I
TCK
TM S
TD O
SBST
TCXO
SBD T
SBCK
CTS_N
RFR_N
GP_M N
MODE 1
MODE 0
TMODE
TRST_N
VDD_P1
VDD_P2
VDD_P3
VDD_C1
VDD_C2
VDD_C3
VDD_A1
VDD_A2
VDD_A3
VDD_A4
VDD_A5
RESIN_ N
HKADC6
HKADC5
HKADC4
HKADC3
HKADC2
HKADC1
HKADC0
MMC_CLK
RESOUT_N
WDOG_EN
XTAL48_I
N
XTAL48_OUT
DP_TX_DATA
DP_RX_DATA
SLEEP_XTAL_I
N
GPIO19|RFR_N
2
GPIO18|CTS_N
2
SLEEP_XTAL_OUT
GPIO21|DP_TX_DATA
2
GPIO20|DP_RX_DATA
2
BT_CLK|GPIO_INT45_RESERVED
AUX_PCM_DIN|DP_RX_DATA2|
AUX_PCM_SYNC|CTS_N2ANDL_R_N
|
AUX_PCM_CLK|RFR_N2ANDSTEREO_CLK|
AUX_PCM_DOUT|DP_TX_DATA2ANDSTEREO_DOUT|
GPIO_INT47|USB_VPO|BT_SBST|
GPIO_INT46|USB_VMO|BT_SBCK|
GPIO_INT45|USB_OE_N|BT_SBDT|
GPIO_INT44|USB_VPI
|
GPIO_INT43|USB_VMI|
GPIO_INT42|USB_DATA|
GPIO_INT36
GPIO_INT35
GPIO_INT34
GPIO_INT33
GPIO_INT32
GPIO_INT30|WDOG_STBANDMMC_CMD|
GPIO_INT29
GPIO_INT28
GPIO_INT27
GPIO_INT26|MMC_DATA
|
GPIO_INT25
GPIO_INT24
GPIO_INT23
GPIO_INT22
GPIO_INT17
GPIO_INT16
GPIO_INT14
GPIO_INT13|FM_RF_SLEEP_N
|
GPIO_INT12|LB_N
GPIO_INT11|GP2_CS_N
|
GPIO_INT10
GPIO_INT
9
GPIO_INT
8
GPIO_INT
7
GPIO_INT
6
GPIO_INT
5
GPIO_INT
4
GPIO_INT
3
GPIO_INT
2
GPIO_INT1|BT_DATA|
GPIO_INT0|BT_RX_TX_CTL|
KEYSENSE4_N
KEYSENSE3_N
KEYSENSE2_N
KEYSENSE1_N
KEYSENSE0_N
RINGE R
GND1
GND2
NC
GND3
GND4
GND5
GND6
GND7
GND8
J1
J2
L3
L1
E4
T1
E3
B3
B8
K2
K3
K1
P3
R3
P2
P1
R1
R2
P5
C2
C1
C5
A3
A2
A4
U1
H2
G1
G4
H3
D3
N3
N2
N1
D1
D2
D8
M3
M2
M1
T13
T16
T15
T14
F14
K15
C1 4
U1 3
U1 6
D1 2
D1 1
R240
NC
L2
WP
_IRQ
SCL
SD A
_RST
LB_N
A_CS
LED_EN
EL_EN
JACK_S
PLL_EN
USB_VP
USB_O E
USB_VM
USB_INT
PLL_CLK
CHG_ON
UIM_RST
USB_SUS
USB_RCV
PS_HOL D
HOLE_SW
PLL_DAT
A
TA_DET_N
MOT_CO
N
SEND_EN
D
CON_SLEEP
UIM_CLK_N
KEYSCAN(5)
KEYSCAN(4)
KEYSCAN(3)
KEYSCAN(2)
KEYSCAN(1)
KEYSCAN(0)
KEYSENSE(3)
KEYSENSE(2)
KEYSENSE(1)
KEYSENSE(0)
ON_SW_SENSE
3. SCH-X359 Exploded View and its Parts list
1. Cellular phone Exploded View
1
11
2
12
3
6
13
4
7
17
5
14
15
16
18
8
10
19
9
20
21
22
3-1
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This Document can not be used without Samsung's authorization
Service Manual Online Homepage: http://manual.kmip.net/ Email: [e-mail] ICQ: 343183
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SCH- X359 Exploded view and its Part list
2. Cellular phone Parts list
NO Description SEC.CODE Remak
1 DUAL WINDOW LCD GH72-07862A
2 FOLDER UPPER GH75-03075B
3 LCD GH07-00349A
4 LCD(S) GH07-00231B
5 LCD(M) GH07-00231A
6 SPEAKER 3001-001341
7 MOTOR 3101-001315
8 FOLDER LOWER GH75-03076B
9 WINDOW LCD GH72-07866A
10 SCREW 6001-001155
11 FRONT COVER GH75-03074B
12 KEYPAD GH75-03078A
13 MAIN PBA GH92-01494A
14 EAR JACK FPCB GH59-00546A
15 VOLUME KEY GH75-02677A
16 ANTENNA GH42-00302A
17 DOME SHEET GH59-00937A
18 MIC GH30-00036A
19 REAR COVER GH75-03077B
20 SCREW 6001-001530
21 RF COVER GH73-01535A
GH43-00917A 600MAH
22 BATTERY
GH43-00918A 800MAH
3-2
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SCH- X359 Exploded view and its Part list
3. Test Jig ( )
GH80-00865A
3-1. RF Test Cable 3-2. Test Cable 3-3. Serial Cable
(GH39-00090A) (GH39-00052A)
3-4. Power Supply Cable 3-5. DATA CABLE 3-6. TA
(GH39-00159A) (GH44-001844A)
3-3
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5. SCH-X359 Block Diagrams
1. RF Solution Block Diagram
Disc rete
IF-VCO
MSM5100
IF Filter
HKADC USB
PC Inter face
PLL
Attenuator
PAM CDMA
BPF
Quad
PLL UART1
Dual LCD
MOD
PCS
Ma in:128*1 28
SBI
RF Voltage
65K TFT-
CTL
Interface Regulator
Color
RFT3100
Dual:96*64
256 LEL -
ANTEN NA
Color
CDMA
Enhanced
Processor
General
Purpose
DFM
Dual Interface
R-UIM
Duplexer
Processor
TCXO
PLL+VCO IC
Inter face
LMX2512
ARM7TDMI
KEY PAD
TX
Vocorder
DA C's
13K and
8K EVRC
Peripheral
QDSP2000 Circuit
SBI
Clock
128M F ROM
control generat
32M S RAM
S1M8662X01
256K EEPROM
BPF
I/Q
CDMA
CDMA
AGC
FILTER
Intergrated
Enhanced
Quad
General
MOD Melody
CODEC
Purpose
Interface
I/Q FM
FM IC
LNA
IF-S AW FILTER
AGC
Mode
Select
SBI
RF2870
ANSI/IEEE114 9.1-1 99 0JTAG
ICD
INTERFACE
ROM Writer
5-1
SAMSUNG Proprietary-Contents may change without notice
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6. SCH-X359 PCB Diagrams
1. Main PCB Top Diagram
C268
L111
UP DOWN
U301
OSC300
C142
R309
CN200
R325R329
C143 U300
C306
C256R249
C253
C238
C154
C242 Q305
F103 R335
R244
R233
C160
C155
R300 C302
R338R332
R236
C165
SIM300
C246
L120 C326
C245
C167
C251
L123
C162
C244
C168
C159 C149 C156
C169
D103 R242
L122
L114 C260
Q200
R121
R237 R355
R258
C173
ZD303 R122
R119
C325
C243C262 C332
C172
C151
U204
R326 C266
C138
C267 R349
C161
U104
C207
C166
C224 R235R341C329C204
C331
C128
R227 C230
Q307
L121
U106
OSC200 R347
CN300
R226 R229
C170
R213
C163 U105 C212
C148
R250 C269
C213
Q503
R125 L115
R212 C206
R302
R123 C152
Q302 R306
Q301
Q300
C214
R307
R209
C223
C130
C210
C129
R201
R224
C209
TH201
R216
C110
C218
R223R100C100 C102
R103
F101
R215
C108
CN101
C222C101L101 C105
C106
C219
C104
C109 R220
C107
MIC
C103
C114 C217
L106
L102 U100 C216
L124L125C175
C117
R211
L105 R219
R105
R210
C225
U101
R222
L109
R205
C125 C220
C205
C124
F100
C121
R204
R104L107C116 R240
R112R202R218
6-1
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C305
L300
G4
Q303
C328
C324
C307
G2
C327 R327
R337
C300
U305
Q304
C304
R303
C215 C146
L119
R232
C239
U107
R234
C240
R124
R217 C147
L117
C317
C316
U302
Q306
R336
R245
D102
R230
C236
C257
R127C174
R126C164
R117
L113
R239
L200
C145
C134
C261
U206
C158
R120
C150
R340
L303
C248
ZD200
ZD201
R118
C141
C136
C137
C135
C144
L112
R251
R334
ZD305
R354 R346
R350 R344
C127
R247
R254
F102
U200
R257
C203
C211
R228
R225
R200
C228
C229
C235
C221
C227
C241
C202
CN100
U205
R316
C270
C132 C133 C139 C140
Q201
OSC201
R252
R253
R255
R256
OSC101
C171
L118
C157
L116
R311
R317
R313
R114
R116
C131
R113
R203
C200
C153
C201
L100
U202
U201
C237 R248
C232
L104
C113
L103
ZD100
R101
R102
L108
D101
D100
C115
G1
R106 C118
C111
C112
R107
R108
C119
G3
R110
C120
C123
C122
SCH-X359 PCB Diagrams
2. Main PCB Bottom Diagram
6-2
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U102
T502
R371
C335
C208
R364
R109
R111
C126
U103
LED311
3
6
9
T503
T501
T505
T504
SH
R367
U303
T3
T500
END_PWR
LED303
LIGHT
R366
R357
R363
U304
LED302
LED300
LED310
ZD304 ZD301
D300
R359
R356
R369
T4
T1
T2
R322
R318
LED306
R345
2
5
8
0
CLR
OVER
UNDER
INTERNET
R328
R333
R343
LED304
R353
R351
R368
R362
R361
R365
LED309
LED308
LED301
LED305
SEND
*
G5
R358
1
4
7
U203
ZD300
C233
C247 R243C252
LED307
MENU
R360
R231
R373
C333
R370
C336
R221
STO
R323
R324
C318
C319
L301
C322
R207
R208
C323
C301
C234
R308
C312
R331
R339
R310
C313
C263
R330
C265
C264
R319
C314
R342
R321
R214
C320
R385
R206
R320
C315
C226
L302
C321
C231
R238
C330
R241
LEFT
R348
Q308
R352
C255
C249
C259
C258
C334
R372