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MIX_275
GSM_LNA275
FL460
FL470
942,5MHz
945MHz
Q461
MIX_275
DCS_LNA275
FL465
1842,5MHz
FL450
1805-1880MHz
Q451
A1
PAC_275
MIX_275
DCS_LNA275
U101
Q101
Q102
SW_RF
-5V_SW
Q105
-5V
Q104
MIX_275
PAC_275
RF_V2
Q104
Q105
Q106
PAC_275
PA_B+
B+
Q330
Q331
U300
FL300
900/1800MHZ
GSM_PINDIODE
PA_B+
U400
DCS_PA_B+
CR306
GSM_PINDIODE
Q303
Q304
CR307
Q304
-5V_SW
GSM_LNA275
MIX_275
Q1254
DCS_LNA275
Q1254
RVCO_250
Q262
SF_OUT
RVCO_250
Q255
Q253
DCS_VCO
CR250
CR251
VCTRL PAC_275
D_TX_VCO
DM_CS
TVCO_250
G_TX_VCO
Q331
Q333
PAC_275
Q300
PA_B+
CR300
CR301
Q400
PAC_275
PAC_275
D_TX_VCO
Q303
VCTRL
Q301
Q302
Q302
Q301
G_TX_VCO
DCS_SEL
MIX_275
GSM_SEL
GSM_SEL
RVCO_250
FL457
400MHz
Q490
MIX_275
RF_V2
RF_V2
Q1255
CR259
V1
RF_V1
RF_V2
RF_V2
SF_OUT
V1
TX_KEY_PAC
DET_SW
SAT_DET
U201
GSM_SEL
DCS_SEL
D_TX_VCO
SF_OUT
G_TX_VCO
U250
1747,5MHz
PAC_275
Q455
U340
SAT_DET
DET_SW
TX_KEY_PAC
NPA_MUTE
PA_B+
U341
TX_EN
GSM_LNA275
Q342
NPA_MUTE
RF_V2
PAC_275
DCS_LNA275
GSM_PINDIODE
Q320
DCS_SEL
Q321
Q322
DCS_VCO
Q345
-5V
Q340
RX_EN
TVCO_250
Q343
SF_OUT
Q344
RVCO_250
TX_EN
SF_OUT
V1_FILT V1_SW
Q346
TX_EN
CR230
RF_V1
V1
U913
MAGIC_13MHz
MAGIC
BCLKX
CLK_SELECT
TX_KEY
DM_CS
MQSPI_CS1
MQSPI_CLK1
DX1
RF_V1
BDX
Q240
RF_V2
B+
Vref
Q242
RF_V2
Vref
Y230
26MHz
Q251
Q251
U200
Q201
TX_EN
DM_CS
Q202
Q202
SAT_DET
DET_SW
TX_KEY_PAC
GSM_SEL
RX SIGNAL PATH
TX SIGNAL PATH
MAIN VCO SIGNAL PATH
TUNING VOLTAGES
13 MHz REFERENCE CLOCK
DATA BUS
ADDRESS BUS
TEXT
REFERENCE SIGNALS
REVISIONS
GSM SERVICE SUPPORT GROUP
17.02.00
Level 3 Schematics
Rev. 1.0
Dualband DAO (V8088)
8486183p01
Michael Hansen, Ralf Lorenzen, Ray Collins
Page 1
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