Sony Ericsson W880I Schematics 1
TXON
ANTSW3
ANTSW2
ANTSW1
ANTSW0
MODA
MODB
MODC
MODD
RADSTR
RADDAT
RADCLK
CLKREQ
VAPC
VccA_GSM
DIRMODCLK
TXON
ANTSW3
VLOOP
ANTSW2
DCLK
ANTSW1
QDATA
ANTSW0
MODA
IDATA
MODB
MODC
MODD
RADSTR
RADDAT
RADCLK
CLKREQ
VAPC
WCDMA_RF
R02_GSM
ANT
C6000
22pF
L6002
<N.M>
22nH
GND
X6000
R_TERMC_TERM
34
GND
56
GND
CRS5001
RPT79947
21
GND
GND
R1A
R6001
0ohms
XOOA
VDIG
VBATI
XOOB
VBATTi
VDIG
VccA_GSM
TESTOUT
VLOOP
QDATA
IDATA
ANT_FEED
ANT_GND
DCLK
VCXOCONT
XTLDO
WPABIAS
WCLK
WDAT
WSTR
CLKREQ
TXQB
TXQA
TXIB
TXIA
VBATI
VDIG
VccA
VccB
VBATI
R6002 0ohms
VCXOCONT
XTLDO
WPABIAS
WCLK
WDAT
WSTR
CLKREQ
TXQB
TXQA
TXIB
TXIA
VBATI
VccB
VDIG
VccA_GSM
VDIG
C6001
GND
C6002
GND
VccB
10uF
Note;
10uF
All parts must fit to RF-side PCB
Except the parts that has a note to reason.
VBATI
VccB
VccB_mix
VDIG
R07_UMTS
XOOA
XOOB
WCDMA_ANT
WRFLOOP
RTEMP
RXQB
RXQA
DCDC_PA
WPAVDC
MCLK
MCLK_BT
GND
WRFLOOP
RTEMP
RXQB
RXQA
DCDC_PA
WPAVDC
MCLK
MCLK_BT
RXIB
RXIA
DIAGRAMSCHEMA
2006/12/14
E
01 of 14
IB
RX
RXIA
Confidential
Approved according to 00021-LXE 107 42/1
Sony Ericsson
RADIO
Radio Top
SEMCJ/ Hideaki Arai
SEMCJ/ Motoi Yokoyama
Ai Main Board
1/1911-ROA 128 2071/2
TXON
ANTSW1
VccA_GSM
RADSTR
RADDAT
RADCLK
MODA
MODB
MODC
MODD
XOOA
XOOB
CLKREQ
R05_Mod_GSM
VLOOP
VAPC TX900
TX1800_1900
VBATTi
VccA_GSM
R06_PA_GSM
Tx900
Tx1800_1900
ANTSW0
ANTSW1
ANTSW2
ANTSW3
Rx_900
Rx_1800
_1900
Rx
WCDMA_RF
Ant
R03_AntSwitch
Confidential
Approved according to 00021-LXE 107 42/1
Sony Ericsson
RADIO
TOP GSM
SEMCJ/ Masahiro Himono
SEMCJ/ Hideaki Arai
Ai Main Board
1/1911-ROA 128 2071/2
SCHEMA DIAGRAM
2006/12/14 E
02 of 14
WCDMA_RF
GND
R6101
51ohms
NM
15pF
C6106
C6101
22pF
GND GND GND GNDGND
C6102
22pF
C6103
22pF
C6104
1nF
N6100
Dual Mode Quad Band
Switchplexer
12 3
1800/1900-Tx
13
900-Tx
4
WCDMA
9
VC1
8
VC2
10
VDD
516
VCG
RYT901962/1
LMSP43MA-412
C6105
22pF
R1A
1900-Rx
1800-Rx
900-Rx1
ANT
GND(6)
GND(11)
GND(14)
GND(15)
GND(16)
2
1
7
6
11
14
15
GND
Confidential
Approved according to 00021-LXE 107 42/1
Sony Ericsson
RADIO
Antenna Switch
SEMCJ/ Masahiro Himono
SEMCJ/ Hideaki Arai
Ai Main Board
RX_1900
RX_1800
X_900
Ant
SCHEMA DIAGRAM
2006/12/14 E
1/1911-ROA 128 2071/2
03 of 14
VCCRF
GNDRF5
RX1800N
RX1800P
GNDRF
RX1900P
RX1900N
GNDRF3
RX900N
RX900P
GNDRF2
RX800N
RX800P
GNDRF1
TILDE_RX
4
ADC
VCCADC
DECADC1
DECADC2
1
TESTOUT
0
BBTEST
IDAT
QDAT
DCLK
Confidential
Approved according to 00021-LXE 107 42/1
Sony Ericsson
RADIO
SCHEMA DIAGRAM
SEMCJ/ Shinichiro Gomi
SEMCJ/ Hideaki Arai
2006/12/14 E
RECEIVER GSM
Ai Main Board
1/1911-ROA 128 2071/2
04 of 14
N6200
TILDE_CONTROL
VccA_GSM
SP6301 SP6302
9
STROBE
10
DATA
11
CLK
13
MOD0
14
MOD1
15
MOD2
16
MOD3
17
REFON
19
XOP
18
XO
TILDE_BIN2
ROP1013073/3
4
BUS
IF
MUX
PRE
SCALER
N
R1B
VCCVCO
20
VCCPLL
5
VTUNEP
6
VTUNEN
X0OUT
8
7
21
49
CHPOUTP
PHD
PUMP
CHPOUTN
CHARGE
XoADCp
XoADCn
GNDPLANE
+/- 5%
H
+/- 5%
Confidential
Approved according to 00021-LXE 107 42/1
Sony Ericsson
RADIO
SEMCJ/ Masahiro Himono
SEMCJ/ Hideaki Arai
SCHEMA DIAGRAM
2006/12/14 E
Modulation GSM
Ai Main Board
1/1911-ROA 128 2071/2
05 of 14
Loading...