Motorola APX 1000 Detailed Service Manual page 946

8-115
2.8V LDO
U1305M3
R1303M3
A1 B2
VEN VOUT
A2
VIN
C1301M3
C1303M3
FL1301M3
C1314M3 C1315M3 L1316M3 C1302M3 R1301M3
ANT 1 IN
IN
L1305M3
C1317M3
C1318M3
Figure 8-54. GPS Circuit
26MHZ TCXO
L1301M3
R1305M3
1 2
Y1304M3
1 ENABLE_DISABLE 3
OUTPUT
EXTERNAL LNA
L1303M3
2 1
U1304M3
C1304M3
OUT 4 1 AI 6
C1322M3 R1310M3
AO
1 2 2
BIAS
4
L1304M3
PON
L1302M3
C1309M3
C1305M3
VDD_TCXO VPROG STATE
FLOATING = 2.87V
R1340M3
VDDS = 1.8V
C1321M3
F1 TCXO_CLK_LV
D4
TCXO_CLK_REQ
NC
E1
TCXO_LDO_VPROG
C1376M3
L2
GPS_LNA_IN
J4
VSENSE
NC
L4
IFORCE
NC
H3 GPS_TP
NC
H2
GPS_TM
NC
J9 FM_RFN_IN
L9
FM_RFP_IN
L8 FM_ABGAP_CAP
NC
K9
FM_RFP_OUT
NC
H7
FM_AUD_IN_L
H8
FM_AUD_IN_R
L7
FM_AUD_OUT_L
NC
FL1303M3 K7
FM_AUD_OUT_R
NC
C1325M3 L1306M3
1 4
IN OUT
C10 BT_RF
NC
C1324M3
L10 TEST_EN
NC
A10 BT_TESTM
NC
B8
BT_TESTP
NC
A1
PMTEST_1P8V
NC
Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF1 (84012620001)
R1318M3
H9
RTC_CLK
J6
REF_CLK_REQ NC
E8
REF_CLK_HV
LNA_ENABLE
E7
REF_CLK_LV
G4
CLK_REQPOL
H4
GPS_I2C_UART_SEL
G5
GPS_IRQ R1317M3
C6
GPS_TIMESTAMP NC
G3
GPS_PA_EN NC
H6
GPS_EXT_LNA_EN
D5
GPS_NSHUTDOWN
C4 1
GPS_PPS_OUT TP1303M3
F5
GPS_UART_TX
E3
GPS_UART_RX
F4
U1301M3 GPS_SENS_I2C_SCL NC
E4
GPS_SENS_I2C_SDA NC
F8
FM_I2S_CLK NC
F7
NC
FM_I2S_FSYNCH
G8
FM_I2S_IN NC
G7
FM_I2S_OUT_BT_GPIO1 NC
F6
FM_I2C_SCL NC
E6
FM_I2C_SDA NC
G6
NC
FM_IRQ
H5
BT_TX_DBG_BT_GPIO6 NC
C7
BT_GPIO2 NC
D6
BT_GPIO3 NC
C5
BT_GPIO4 NC
D7
BT_GPIO5 NC
A5
BT_IRQ_BT_HOST_WAKEUP NC
H10
BT_WAKEUP NC
A6
BTFM_NSHUTDOWN NC
A4
BT_HCI_UART_TX NC
B5
BT_HCI_UART_RX NC
B7
BT_HCI_UART_RTS NC
B4
BT_HCI_UART_CTS NC
D1
BT_AUD_CLK NC
D2
BT_AUD_FSYNC NC
C3
BT_AUD_OUT NC
D3
BT_AUD_IN NC
TPEX3
1
TP1305M3
IN 32KHZ (FROM CPLD)
IN GPS_SHUTDOWN (FROM OMAP)
GPS UART
OUT GPS_TX
(TO OMAP UART RX)
IN
GPS_RX
(FROM OMAP UART TX)
(TO SHARE PIN WITH 100-PIN CONNECTOR)