Access - Gsm Pa - Sony Ericsson W890 Troubleshooting Manual

ANTSW0
ANTSW0
ANTSW2
ANTSTRIP ANTSTRIP
ANTSW1 ANTSW1
N1200
GIMLI
Ericsson
TX
37
PaBias
2
AmMod
39
TxLB
4
TxHB
40
GndA
36
GndA
38
GndA
5
GndA
3
GndA
1
GndA
41
GndSlug
CLASS:
1000-8134
RF3000 1
(P1T)
GND
ANTSW3
VBATI VBATI VccA VccA
VBATI
VccA
MEASUREMENT POINTS
L1230 600MHz
240
C1242
22pF
L1232 600MHz
ANTSW2
240
C1240
22pF
L1231 600MHz
240
C1241
22pF
MP 2
R1234 27ohms
180ohms 180ohms
R1235 R1236
GND GND
MP 1
R1230 10ohms
L1235 6.2nH
C1243 C1245
R1231 R1232
2.2pF
2.2pF
180ohms 270ohms
GND GND GND GND

Access - GSM PA

MP 8
GND
MP 6
GND
MP 7
VccA
GND
C1238 22pF
GND
VBATI
C1230 C1231 C1232 C1233
2.2pF
22pF 10nF 10uF
R1233 0ohms
GND
NM
C1234
MP 3
1.5pF
<NM>
GND
GND
Z1230
SAWQuadBAND SAWQuadBAND
16
EGSM-RX
17
EGSM-RX
11
GSM850/EGSM-TX
21
WCDMA850
22
WCDMA1900
4 20
CTRL-1 WCDMA2100
6 18
CTRL-3 GSM850-RX GSM850-RX
19
GSM850-RX GSM850-RX
1 12
ANT PCN-RX PCN-RX
13
PCN-RX PCN-RX
5 14
CTRL-2 PCS-RX PCS-RX
15
PCS-RX PCS-RX
9
PCN/PCS-TX
POWER/GROUNDS
L1233 600MHz
7
VDD
240
24 8
GND GND GND GND
C1239
23 3
22pF
GND GND GND GND
10 2
GND GND GND GND
GND
DGM099M04
GND GND
1200-0169
1 (MO99E)
N1230
Quadband PA
MP 4
7 GSM_IN GSM_OUT 9
C1235
0.5pF
2 DCS_PCS_IN DCS_PCS_Out 1 6
GND
3 BS
GND1 8
1 TX_EN
GND2 10
GND3 11
5 VBATT GND4 13
6 VAPC GND5 14
GND6 15
4 NC1 GND_PAD 17
12 NC2
SKY77329
1200-1612 1 (-15)
GND
Made for
Access
GSM PA
Document Nr
1200-9030 Page R4
SEMC Troubleshooting Manual
W890
GSMRX900_1
GSMRX900_2
WCDMA850
WCDMA1900
WCDMA2100
GSMRX850_1
GSMRX850_2
GSMRX1800_1
GSMRX1800_2
GSMRX1900_1
GSMRX1900_2
L1236 4.3nH
C1236
1pF
GND
MP 5
L1234 4.7nH
C1237 C1244
1pF
1.2pF
<NM>
GND GND
Revision
2
1217-3942 rev. 1 68 (119)