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Samsung sch-880 Service Manual

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Samsung Electronics
9-1
9. Schematic Diagrams
9-1 Logic Circuit Diagram (1)
SCH-8500(DBTM) Rev10C
R142
8.2K
20K
R136
20
R104
VDD
3.3K
R106
R149
100
R135
20K
1NF
C216
C241
2.2UF
1NF
C204
C107
10NF
100PF
C109
Q111
MMBT2222AWT1
1
3
2
VAA_L
C133
10NF
100
D201
BAR63-02W-E6327
R209
10NF
C219
1SV279-TPH3
10K
D204
R206
100NF
C132
VDD
100
R109
VCONTROL
6
VDD1
VDD2
23
VDD3
40
VDD4
45
47
VDD5
9
VDDM1
21
VDDM2
TXD6
TXD7
18
TXIF_OUT
2
1
TXIF_OUT/
TXVCO_T1
43
42
TXVCO_T2
19
TX_CLK
20
TX_CLK/
4
SEL1_PA_ON
35
TCXO
11
TXD0
TXD1
12
13
TXD2
TXD3
14
15
TXD4
16
TXD5
17
36
37
PD_ISET
PD_OUT
38
RBIAS
8
SBCK_SEL2
34
SBDT_FM/
32
31
SBI_EN
33
SBSK_IDLE/
30
3
GND2
5
7
GND3
GND4
22
39
GND5
GND6
44
48
GND7
GNDD
10
LOCK_DET
ADC_DATA
25
ADC_ENABLE
24
ADC_IN1
27
ADC_IN2
28
29
ADC_IN3
DNC
46
41
FM_MOD
GND1
10
IFT3000-48BCCF-TR
U202
ADC_CLK
26
R231
R203
NC
22K
R173
1uH
L203
1NF
C210
NC
R137
10K
R213
R126
47NF
C110
100NF
4.7K
C215
C102
10NF
C108
10NF
10NF
C101
C116
100PF
220NF
C208
1.8K
C202
VAA_L
R219
8.2NF
C125
18PF
1SV279-TPH3
D205
C203
10NF
C222
1NF
R224
11.3K
C144
27PF
75K
R202
74LCX08MTCX
U104-3
10
9
8
C226
1NF
R210
10K
VDD_L
VDD
R205
8.2K
VAA
10K
R174
22K
R127
D101
CL-150HR
C214
1NF
R168
AU101
SMT-801-02A
0
L204
C143
VDD
10uH
27PF
1
2
5
4
VDD
L210
BLM11A102SPT
L208
U203
TC7S08FUTE85L
3
20K
27nH
R207
R134
_TEST
8C
4H
_TX_CLK
10K
13N
2M
_IDLE
12N
_LWR
12L
_RAM_CS1
_RAM_CS2
11L
_RD
11M
9M
_RESIN
5N
_RFR
_ROM_CS1
14M
14N
_ROM_CS2
_SLEEP
1D
VDD4
VDD5
9K
10F
VDD6
VDD7
10J
12B
WDOGSTB_PCMSCS
WDOG_EN
10L
XTAL_IN
10M
12P
XTAL_OUT
YAMN1
4M
_CTS
5M
3M
_GP_CS
_HWR
2K
TX_IQDATA2
TX_IQDATA3
1K
4J
TX_IQDATA4
TX_IQDATA5
3H
1J
TX_IQDATA6
TX_IQDATA7
2J
5F
VDD0
VDD1
5J
VDD2
6E
VDD3
6K
9E
TCK
2L
TCX0
8A
TDI
TDO
7A
TMODE
4D
TMS
5B
3N
TRK_LO_ADJ
TX_AGC_ADJ
3K
TX_CLK
1H
1L
TX_IQDATA0
TX_IQDATA1
3J
13A
PCM_SYNC
11C
2P
PDM1
3P
PDM2
Q_OFFSET
2D
RESOUT
11P
4N
RINGER
1M
RX_AGC_ADJ
11N
SLEEP_XTAL_IN
10K
SLEEP_XTAL_OUT
4K
SYNTH_LOCK
7C
1A
NC0
NC1
1P
NC2
14A
14P
NC3
PA_ON
4L
12M
PA_ON2
3L
PA_R0
PA_R1
1N
11B
PCM_CLK
12A
PCM_DIN
PCM_DOUT
KEYSENSE0
KEYSENSE1
4C
3B
KEYSENSE2
KEYSENSE3
5E
3A
KEYSENSE4
LCD_CS
10A
LCD_E
13P
13M
LNA_GAIN
LNA_RANGE
2N
MODE0
2B
3C
MODE1
GPIO5
GPIO6
6D
GPIO7
6A
6B
GPIO8
GPIO9
7D
9P
GPIO_INT0
8M
GPIO_INT1
GPIO_INT2
9L
GPIO_INT3
10P
GPIO_INT4
10N
3D
I_OFFSET
2A
GPIO23
7M
GPIO24
7N
7P
GPIO25
8N
GPIO26
GPIO27
8L
8P
GPIO28
9N
GPIO29
4A
GPIO3
5K
GPIO30
GPIO4
6C
5A
9A
GPIO14
9B
9C
GPIO15
GPIO16
9D
5P
GPIO17
GPIO18
6L
6M
GPIO19
GPIO2
5D
GPIO20
6N
6P
GPIO21
7L
GPIO22
GND4
GND5
6J
7E
GND6
GND7
7F
7G
GND8
GND9
7H
GPIO0
5C
4B
GPIO1
7B
GPIO10
8B
GPIO11
GPIO12
8D
GPIO13
8J
GND16
GND17
8K
9F
GND18
GND19
9G
6F
GND2
9H
GND20
GND21
9J
10G
GND22
GND23
10H
GND3
6G
6H
FM_RX_IDATA
FM_RX_QDATA
3E
1E
FM_RX_STB
5G
GND0
GND1
5H
7J
GND10
GND11
7K
8E
GND12
GND13
8F
8G
GND14
8H
GND15
11K
12K
D3
D4
13K
14K
D5
D6
11J
12J
D7
D8
13J
14J
D9
5L
DP_RX_DATA
DP_TX_DATA
4P
2E
FM_RX_CLK
4E
3F
C_RX_QDATA2
C_RX_QDATA3
4F
D0
13L
14L
D1
D10
11H
12H
D11
D12
13H
14H
D13
D14
13G
11G
D15
D2
10B
10D
AUX_PCM_DIN
11A
AUX_PCM_DOUT
10C
AUX_PCM_SYNC
2H
CHIPX8
1G
C_RX_IDATA0
C_RX_IDATA1
2G
3G
C_RX_IDATA2
C_RX_IDATA3
4G
1F
C_RX_QDATA0
2F
C_RX_QDATA1
14F
12G
A3
11F
A4
14E
A5
A6
13E
12F
A7
A8
14D
11E
A9
1C
ADC_CLK_SBCK
ADC_DATA_SBDT
1B
ADC_ENA_SBST
2C
AUX_PCM_CLK
A10
13D
12E
A11
A12
14C
10E
A13
A14
13C
12D
A15
A16
14B
13B
A17
A18
12C
11D
A19
A2
MSM3000-196PBGA-MT
U101
A0
14G
13F
A1
R132
100
R105
20
C231
15PF
12K
R225
30K
C131
1UF
10V
VDD
R223
1SV279-TPH3
D203
11
Q102
MMBT2222AWT1
1
3
2
74LCX08MTCX
U104-4
13
12
C234
10NF
R122
100
C244
100PF
8.2NF
C124
100PF
C201
1NF
C233
R117
47K
10K
R120
C123
8.2NF
4.7NF
C229
C228
4.7NF
R196
0
C242
6PF
C117
100PF
1.2K
R227
100NF
C245
10K
R226
R169
1K
47K
R118
100
R124
R215
10K
NC
R204
C120
10NF
10NF
C211
1NF
C235
C265
1NF
3
1
2
1.2K
R221
D110
DAN202UT106
VDD
33NF
C112
10K
22K
R175
C113
R115
VAA_L1
100NF
20K
R133
100NF
C104
C239
1NF
47NF
C248
R123
22K
VDD
NC
C111
C243
390PF
100PF
C240
Q103
2SC4081BRT106
1
3
2
T1
PCMSCS
C238
1NF
10NF
C223
4.7K
R110
430
R218
VDD
C134
NC
SW101
A3210ELH
3
GND
2
OUT
VCC
1
2.2NF
C236
R262
1.5K
R166
BLM11A102SPT
L209
1M
R201
22K
1NF
C212
R217
10K
NC
R195
S3.6
VDD
L205
180nH
VDD
C217
10NF
C105
10NF
100NF
C119
C237
1NF
C220
10NF
1NF
_LB
3G
_OE
5C
_RESET
4C
_UB
_WE
6B
_WP/ACC
5B
C103
8F
SA
VCCF
5H
6H
VCCS
3F
VSS1
VSS2
9H
_CE1S
2H
2G
_CEF
4B
NC2
NC3
6A
10A
NC4
NC5
1B
6D
NC6
NC7
9D
1E
NC8
NC9
9E
RY/_BY
5D
1A
10E
NC10
NC11
1F
10F
NC12
1K
NC13
5K
NC14
NC15
6K
10K
NC16
5A
DQ2
DQ3
5G
6G
DQ4
DQ5
7J
DQ6
7F
8H
DQ7
DQ8
3J
4G
DQ9
NC1
DQ0
DQ1
4F
DQ10
4H
5J
DQ11
DQ12
7H
7G
DQ13
DQ14
8J
8G
DQ15/A-1
4J
A6
3C
3B
A7
7B
A8
A9
7D
6C
CE2S
9G
CIOF
CIOS
6J
3H
A15
9F
A16
4E
A17
A18
4D
7C
A19
2D
A2
A3
2C
3E
A4
A5
3D
2F
A0
A1
2E
7E
A10
A11
8B
8C
A12
8D
A13
8E
A14
9C
MB84VD2119XA-85
U103
6
2
4
1
C218
1NF
OSC101
CSTCW2700MX03
5
3
22K
R145
470PF
C121
VAA_L
R113
22K
OSC102
CC4V-T1 32.768KHz 9pF
C128
10NF
SM05
1
2
3
470
D111
R131
R114
C206
1NF
100
22K
R107
10K
R216
VDD_L
1
3
2
VAA_L2
0
R211
C209
10NF
2SA1576FRT106
Q104
R111
NC
VDD
Q110
DTA144EE/TR
2
3
1
VAA
22K
R164
SMF05.TB
D102
2
1
3
4
5
C247
100PF
L211
1uH
R101
120
C230
220NF
NTH5G36B103J01TE
TH201
180nH
L207
6
C213
10NF
74LCX08MTCX
U104-2
4
5
C129
470PF
C122
VDD
470PF
C106
100NF
NC
R172
R112
10K
T2
D202
1SV279-TPH3
R208
1.8K
R138 10K
VDD
3.6K
R143
U104-1
74LCX08MTCX
7
1
2
14
3
15
VDD4
VDD5
17
VDD6
20
24
VDD7
35
VDD8
VDDM
44
SBST_IDLE/
30
36
TCXO
37
TCXO/N
VCONTROL
7
VDD1
4
6
VDD2
14
VDD3
41
RXQD1
RXQD2
40
39
RXQD3
25
RXVCO_OUT
RXVCO_T1
21
22
RXVCO_T2
32
SBCK_SLEEP/
31
SBDT_FM/
SBI_EN
26
23
GND8
GND9
34
28
I_OFFSET
Q_OFFSET
27
46
RXID2
RXID3
45
RXQD0
42
29
FM_SLOT
3
GND1
43
GND10
GND2
5
GND3
8
13
GND4
GND5
16
18
GND6
GND7
19
38
CHIPX8
33
DNC
10
FM_IF
FM_IF/
9
RM_RX_CLK
1
47
FM_RX_IDATA_RXID1
FM_RX_QDATA_RXID0
48
FM_RX_STB
2
IFR3000-48BCCF-TR
U201
CDMA_IF
11
12
CDMA_IF/
R125
C246
100NF
100
100K
R170
10
R230
1K
R103
C227
R176
22K
10NF
1NF
VAA
C205
22K
R102
10K
R220
R179
22K
2
C118
100PF
DTC144EE/TR
Q101
1
3
VAA
BLM11A102SPT
L202
R222
10K
C224
1NF
L201
BLM11A102SPT
100
R128
15PF
C232
VDD
27nH
L206
10NF
C298
C126
8.2NF
R214
10K
100
R129
A(2)
A(19)
A(18)
A(17)
A(16)
A(15)
A(14)
A(13)
A(12)
A(11)
A(10)
A(1)
A(0)
C-F
AD(12)
AD(11)
AD(10)
AD(1)
AD(0)
C_RX_QDATA(3)
C_RX_QDATA(2)
C_RX_QDATA(1)
C_RX_QDATA(0)
C_RX_IDATA(3)
C_RX_IDATA(2)
C_RX_IDATA(1)
C_RX_IDATA(0)
CHIPX8
ADC_ENA_SBST
ADC_DATA_SBDT
ADC_CLK_SBCK
A(9)
A(8)
A(7)
A(6)
A(5)
A(4)
A(3)
SCAN(0)
FM_RX_STB
C_RX_IDATA(0)
C_RX_IDATA(1)
FM_RX_CLK
AD(9)
AD(8)
AD(7)
AD(6)
AD(5)
AD(4)
AD(3)
AD(2)
AD(15)
AD(14)
AD(13)
CCLK
CI
PS_HOLD
-EAR_DET
EL_EN
MODE_SEL
PAMP_ONP
SCAN(2)
WP
SDA
SCL
CODEC_CS
TCXO_CON
PLL_EN
SCAN(1)
KEY(0)
A(20)
A(21)
-SEND_END
PLL_CLOCK
PLL_DATA
SCAN(6)
SCAN(5)
SCAN(4)
SCAN(3)
PCS_BAND
MOTOR
-RESOUT
PCM_SYNC
PCM_DOUT
PCM_DIN
PCM_CLK
PA_R0
PA_ON
LCD_CS
ON_SW_SENSE
KEY(3)
KEY(2)
KEY(1)
SLEEP-
-RESET
IDLE-
TX_IQDATA(7)
TX_IQDATA(6)
TX_IQDATA(5)
TX_IQDATA(4)
TX_IQDATA(3)
TX_IQDATA(2)
TX_IQDATA(1)
TX_IQDATA(0)
PDM1
V-F
RESOUT
-RESET
-RESOUT
19.68MHZ
RX_IFVCO_OUT
AD(6)
AD(7)
AD(8)
AD(9)
AD(10)
AD(11)
AD(12)
AD(13)
AD(14)
AD(15)
DTR
RI
A(9)
A(10)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
A(17)
A(18)
A(19)
CELL_BAND
SLEEP-
CELL_CON
MOTOR
AD(1)
AD(2)
AD(3)
AD(4)
AD(5)
CDMA_IF-
AD(0)
A(21)
RESOUT
WP
A(2)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
PCS_BAND
BUZZER
MOTOR_
TX_CLK
TX_CLK-
TX_VCO_T1
TX_VCO_T2
S3.6
V-F
FM_MOD
FM_MOD
PA_ON
TX_VCO_T1
TX_VCO_T2
TX_IQDATA(0:7)
TX_IQDATA(7)
TX_IQDATA(6)
TX_IQDATA(5)
TX_IQDATA(4)
TX_IQDATA(3)
TX_IQDATA(2)
TX_IQDATA(1)
TX_IQDATA(0)
VDD_L
VAA_L1
CHIPX8
C_RX_QDATA(3)
C_RX_QDATA(2)
C_RX_QDATA(1)
C_RX_QDATA(0)
C_RX_IDATA(3)
C_RX_IDATA(2)
C_RX_IDATA(1)
C_RX_IDATA(0)
C_RX_QDATA(0:3)
C_RX_IDATA(0:3)
RX_IFVCO_VT
TX_AGC_ADJ
VDD_L
VAA_L2
VAA_L
CDMA_IF
FM_IF
FM_RX_CLK
FM_RX_STB
SLEEP-
I_OFFSET
Q_OFFSET
ADC_CLK_SBCK
ADC_DATA_SBDT
ADC_ENA_SBST
TCXO_N
RX_AGC_ADJ
VAA_L
CD
LED_ON
WP_E
A(1)
A(20)
A(0)
ADC_CLK_SBCK
ADC_DATA_SBDT
ADC_ENA_SBST
TX_IF
TX_IF-
I_OFFSET
Q_OFFSET
AD(0:15)
SCAN(0:6)
KEY(0:2)
TX_CLK-
TX_CLK
LNA_GAIN_CTL
PDM2
A(0:19)
CTS
DP_TX_DATA
DP_RX_DATA
RTS
CTS
TRK_LO_ADJ
TX_AGC_ADJ
RX_AGC_ADJ
TX_IQDATA(0:7)
C_RX_QDATA(0:3)
C_RX_IDATA(0:3)
CD