8-115
Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: UHF1 (84012620001)
Figure 8-54. GPS Circuit
2.8V LDO
U1305M3
R1303M3
C1301M3
C1303M3
B2
A2
A1
B1
VOUT
GND
VIN
VEN
R1305M3
C1306M3
C1319M3
C1320M3
L1301M3
2
1
26MHZ TCXO
Y1304M3
C1376M3
C1321M3
4
3
2
1
OUTPUT
VCC
GND
ENABLE_DISABLE
R1301M3
C1317M3
L1316M3
C1315M3
C1314M3
C1318M3
L1305M3
C1302M3
ANT
1
IN
FL1301M3
4
5
3
2
IN
GND3
OUT
GND2
GND1
R1302M3
L1304M3
C1305M3
L1302M3
C1304M3
2
1
2
1
L1303M3
C1307M3
C1308M3
2
1
EXTERNAL LNA
C1322M3
U1304M3
C1309M3
LNA_ENABLE
7
5
4
3
2
6
1
VSS
GND
AI
BIAS
PON
VCC
AO
FL1303M3
C1324M3
C1325M3
R1311M3
R1309M3
R1310M3
L1306M3
4
1
5
3
2
IN
GND3
OUT
GND2
GND1
J4
L10
E1
D4
F1
A1
L4
H3
H2
L2
K9
L9
J9
K7
L7
H8
H7
L8
B8
A10
C10
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
VDDS = 1.8V
FLOATING = 2.87V
VDD_TCXO VPROG STATE
R1340M3
R1313M3
C1310M3
C1326M3
C1327M3
H9
J6
E7
E8
F5
E3
C6
E4
F4
C4
G3
D5
G5
H4
H6
G6
G7
G8
F7
F8
E6
F6
G4
A6
H10
H5
A5
A4
B5
B7
B4
D7
C5
D6
C7
C3
D3
D2
D1
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
R1318M3
TP1303M3
R1317M3
LNA_ENABLE
1
(FROM CPLD)
(FROM OMAP)
TP1305M3
GPS_SHUTDOWN
TPEX3
32KHZ
1
IN
IN
(FROM OMAP UART TX)
GPS UART
(TO OMAP UART RX)
GPS_TX
GPS_RX
IN
OUT
(TO SHARE PIN WITH 100-PIN CONNECTOR)
TP1307M3
TP1306M3
1
1
1
TP1308M3
C1311M3
C1331M3
C1335M3
C1334M3
C1333M3
C1332M3
C1328M3
R1315M3
C1330M3
C1329M3
C1337M3
C1336M3
C1313M3
C1312M3
L6
E2
K5
G10
B3
G1
C1
L5
F9
B9
D10
J2
D8
K4
B2
F10
K6
F2
E5
A8
D9
A3
B1
J3
J8
C8
A2
H1
NC
U1301M3
G2
K8
B10
E9
J1
J10
K3
K2
L3
L1
A7
B6
C2
J5
E10
F3
G9
A9
J7
VSS_DIG3
VSS_DIG2
GPS_EXT_LNA_EN
GPS_NSHUTDOWN
GPS_PPS_OUT
GPS_PA_EN
GPS_TIMESTAMP
GPS_I2C_UART_SEL
BT_HCI_UART_RTS
BT_HCI_UART_CTS
BT_AUD_CLK
BT_AUD_FSYNC
BT_AUD_OUT
BT_AUD_IN
VDD1P8V_1
VDD_PLL_GPS
REF_CLK_REQ
CLK_REQPOL
GPS_IRQ
BT_GPIO2
BT_GPIO3
BT_GPIO4
BT_IRQ_BT_HOST_WAKEUP
BTFM_NSHUTDOWN
BT_GPIO5
BT_HCI_UART_RX
BT_HCI_UART_TX
BT_RF
BT_TESTM
BT_TESTP
BT_TX_DBG_BT_GPIO6
BT_WAKEUP
FM_ABGAP_CAP
FM_AUD_IN_L
FM_AUD_IN_R
FM_AUD_OUT_L
FM_AUD_OUT_R
FM_I2C_SCL
FM_I2C_SDA
FM_I2S_CLK
FM_I2S_FSYNCH
FM_I2S_IN
FM_I2S_OUT_BT_GPIO1
FM_IRQ
FM_RFN_IN
FM_RFP_IN
FM_RFP_OUT
GPS_LNA_IN
GPS_SENS_I2C_SCL
GPS_SENS_I2C_SDA
GPS_TM
GPS_TP
GPS_UART_RX
GPS_UART_TX
IFORCE
PMTEST_1P8V
REF_CLK_HV
REF_CLK_LV
RTC_CLK
TCXO_CLK_LV
TCXO_CLK_REQ
TCXO_LDO_IN
TCXO_LDO_VPROG
TEST_EN
VBAT1
VDD1P8V_2
VDD1P8_BT
VDD1P8_FM
VDD1P8_GPS
VDDS1
VDDS2
VDDS3
VDDS4
VDD_CLASS1P5_BT
VDD_DCO_BT
VDD_DIG1
VDD_DIG2
VDD_DIG3
VDD_DIG4
VDD_DIG_LDO
VDD_IF_GPS
VDD_LDOIN_
CLASS1P5_BT
VDD_PPAIF_BT
VDD_RF_BT
VDD_SRAM1
VDD_SRAM2
VDD_SRAM_LDO
VDD_TCXO
VPP
VSENSE
VSS_ADCPLL_FM
VSS_DCO_BT
VSS_DIG1
VSS_DIG4
VSS_DIG5
VSS_DIG6
VSS_DPLL_BT
VSS_LNA_GPS1
VSS_LNA_GPS2
VSS_LNA_GPS3
VSS_MIX_GPS
VSS_PASYNTH_FM
VSS_PLL_GPS
VSS_REF_CLK
VSS_RF_BT
VSS_RF_FM
VSS_TCXO_CLK
Summary of Contents for APX 2000
Page 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Page 4: ......
Page 6: ...iv Document History Notes ...
Page 8: ...Notes vi Commercial Warranty ...
Page 10: ...Notes ...
Page 22: ...xiv List of Figures Notes ...
Page 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 688: ...Index 4 Index Notes ...
Page 690: ...ii Notes ...
Page 700: ...xvi List of Figures Notes ...
Page 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Page 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Page 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Page 1064: ...ii Notes ...
Page 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Page 1090: ...Glossary 10 Glossary Notes ...
Page 1094: ...Index 4 Index Notes ...
Page 1095: ......