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MIX_275
GSM_LNA275
FL400
Q410
TX_EN
Q408
MIX_275
MIX_275
DCS_LNA275
RF_V2
FL401
1960MHz
Q430
TX_EN
Q431
GSM_LNA275
RX MID CHANNELS
PCS: CH 661 -- 1960MHz
A100
U102
B
A
SW_RF
U104
RF_V2
FILTERED_-10V
MIX_275
TX_EN
TX FRQ. RANGE
PCS:1850-1910MHz
B+
TX_GSM_*DCS
CR397
TX_GSM_*DCS
CR374
Q378
TX_GSM_*DCS
CR378
TX_GSM_*DCS
CR381
M3682 - RF SCHEMATICS
RX SIGNAL PATH
TX SIGNAL PATH
MAIN VCO SIGNAL PATH
TUNING VOLTAGES
13 MHz REFERENCE CLOCK
DATA BUS
ADDRESS BUS
TEXT
REFERENCE SIGNALS
FL459
GSM_LNA275
MIX_275
Q453
Q453
Q504
RX_EN
FL458
1960MHz
DCS_LNA275
RX VCO MID CHANNELS
PCS: CH 661 -- 1560MHz
RX VCO FRQ. RANGE
PCS: 1530 - 1590MHz
VCO_275
Q421
VCO_275
Q202
Q201
VR201
RX_DCS_*GSM
CR201
TXVCO_EN
B+
Q333
CR330
Q384
Q389
TX_GSM_*DCS
CR387
CR383
PAC_EN
Q507
PAC_EN
V1
TX_EN
U350
SAT_DETECT
TX_EN
DETECT_SW
Q360
TX_KEY_OUT
DM_CS
FL457
400MHz
Q480
DCS_SEL
GSM_LNA275
MIX_275
Q503
GSM_SEL
DCS_LNA275
SF_OUT
RF_V2
Q262
CR259
RX_ACQ
RF_V2
SW_V1
RF_V1
SF_OUT
RF_V2
U201
MAGIC2_IC
DCS_SEL
RF_V1
RF_V2
Vref
SW_V1
Y230
TXVCO_EN
B+
DCS_SEL
GSM_SEL
TXVCO_EN
Q302
SF_OUT
SF_OUT
Q318
Q311
Q306
VR309
VR308
TX_EN
Q291
DM_CS
TXVCO_EN
VCO_275
Q501
Q502
DCS_SEL
GSM_SEL
RX_DCS_*GSM
TX_GSM_*DCS
-10V
FILTERED_-10V
VCO_275
Q506
SF_OUT
GP04
TXVCO_EN
Q505
TX_EN
CR230
SW_V1
RF_V1
RF_V1
BCLKX
MAGIC_13MHz
CLK_SELECT
TX_KEY
DM_CS
MQSPI_CS1
MQSPI_CLK1
RF_V1
DX1
BDX
Q240
RF_V2
Q242
ALRT_VCC
GSM_SEL
DCS_SEL
U301
V1_LF
PAC_EN
Q290
U290
Q291
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