Motorola B89 Service Manual page 59

B C
A
A10
A11
2 1
GSM
FL103
TP_GND
N_GSM_EXC_SW
GSM_EXC_SW
2
FL102
DCS_SW
N_DCS_SW
AUX_RF
3
FL101
U10
PA_B+
TR SWITCH
4
5
6
7
PA_B+
8
9
PAC_275
N/C
N/C
SAT_DET
10
PAC_275
DET_SW
TX_KEY_PAC
U400
VCTRL
11
V.66 - RF SCHEMATICS
D E F
RF_V2
RVCO
N_DCS_SEL
RF_V2
U100
RF_V2
RX_EN N_GSM_SEL
RF_V2
FL100
PA_B+
GSM_PWR_CTL
PA_B+
U350
Q530
GSM_EXC_SW
N_GSM_EXC_EN
VCTRL
DCS_PCS_PWR_CTL
VCTRL
Q410
N_GSM_EXC_EN
G H I
RX FRONT END
400Mhz ISOLATION AMP
RF_V2
FL104
Q151
SF_OUT
N_RVCO
U300
RF_V2
DCS_SEL
N_GSM_SEL
RX VCO
PRSC_FDBK
SF_OUT
N_TVCO
RX_VCO_VT
TX_VCO_VT
DP_MOD
N_GSM_SEL
N_DCS_SEL
N_GSM_EXC_EN
GSM_EXC_EN
TX VCO
N_GSM_EXC_EN
U402
RF_V2
U551
N_DCS_SEL
PAC_275
B+
Q450 DM_CS
Q451 RVCO
PA_B+
N_TVC0
J K L
M
RF_V2
FL200
Q200
RVCO
RF_V1
5V
RF_V2
NC NC
5V
NC
BCLKX
TX_KEY_PAC
DET_SW TX_KEY
DM_CS
N_DCS_SEL MQSPI_CS1
N_GSM_SEL MQSPI_CLK1
SAT_DET DX1
BDX
RF_V2
VREF
5V
SF_OUT
Y200
Q203
Q202
DCS_SEL DCS_SEL
DCS_SW RF_V2 EXC_EN
RX_EN
N_TX_EN
N_EXC_EN N_GSM_SEL
Q202
RF_V2 N_DCS_SW
N_DCS_SW
RX_EN GSM_EXC_EN EXC_EN
U110
GSM_EXC_SW
RF_V2 RX_EN RF_V2
DCS_SEL
Q202
5V 5V
U110 U120
Q204
Q351 N_GSM_EXC_EN
U120
N_RVCO
EXC_EN N_GSM_EXC_SW
PAC_275 N_GSM_SEL
RF_V2
N
BCLKR
BRSR
BDR
RX_ACQ
RF_V1
MAGIC_13Mhz
CLK_SELECT
RF_V1
Q201
RF_V2
B+