8-132
Schematics, Boards Overlays, and Parts Lists
: Main Board Block: VHF (84012512001_A)
Figure 8-77. GPS Bluetooth Circuit – 1 of 2
2.8V LDO
VEN
VIN
GND
VOUT
0
2.2UF
1UF
LP5900
GPS_BT_2.8V
U1305M3
R1303M3
C1301M3
C1303M3
V_SW_3.60
B1
A1
A2
B2
26MHZ TCXO
ENABLE_DISABLE
OUTPUT
18NH
1UF
18PF
.1UF
KT2016A
26MHZ
0
VDD_TCXO
Y1304M3
R1305M3
C1306M3
C1319M3
C1320M3
L1301M3
1
24
1
2
3
VCC
GND
22PF
10PF
C1376M3
C1321M3
VDDS = 1.8V
FLOATING = 2.87V
VDD_TCXO VPROG STATE
0
R1340M3
V_EXT_1.85
18PF
1UF
.1UF
VDD_TCXO
C1310M3
C1326M3
C1327M3
V_SW_3.60
OUT
0
0
R1318M3
TP1303M3
TP1304M3
R1317M3
LNA_ENABLE
1
1
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
D1
D2
D3
C3
C7
D6
C5
D7
B4
B7
B5
A4
A5
H5
H10
A6
G4
F6
E6
F8
F7
G8
G7
G6
H6
H4
G5
D5
G3
C4
F4
E4
C6
E3
F5
E8
E7
J6
H9
VSS_TCXO_CLK
VSS_RF_FM
VSS_RF_BT
VSS_REF_CLK
VSS_PLL_GPS
VSS_PASYNTH_FM
VSS_MIX_GPS
VSS_LNA_GPS3
VSS_LNA_GPS2
VSS_LNA_GPS1
VSS_DPLL_BT
VSS_DIG6
VSS_DIG5
VSS_DIG4
VSS_DIG1
VSS_DCO_BT
VSS_ADCPLL_FM
GPS_SENS_I2C_SDA
GPS_SENS_I2C_SCL
FM_IRQ
FM_I2S_OUT_BT_GPIO1
FM_I2S_IN
FM_I2S_FSYNCH
FM_I2S_CLK
FM_I2C_SDA
FM_I2C_SCL
BT_WAKEUP
BT_TX_DBG_BT_GPIO6
BT_HCI_UART_TX
BT_HCI_UART_RX
BT_GPIO5
BTFM_NSHUTDOWN
BT_IRQ_BT_HOST_WAKEUP
BT_GPIO4
BT_GPIO3
BT_GPIO2
BT_AUD_IN
BT_AUD_OUT
BT_AUD_FSYNC
BT_AUD_CLK
BT_HCI_UART_CTS
BT_HCI_UART_RTS
VSS_DIG2
VSS_DIG3
J7
A9
G9
F3
E10
J5
C2
B6
A7
L1
L3
K2
K3
J10
J1
E9
B10
K8
G2
VPP
VDD_TCXO
VDD_SRAM_LDO
VDD_SRAM2
VDD_SRAM1
VDD_RF_BT
VDD_PPAIF_BT
VDD_LDOIN_CLASS1P5_BT
VDD_IF_GPS
VDD_DIG_LDO
VDD_DIG4
VDD_DIG3
VDD_DIG2
VDD_DIG1
VDD_DCO_BT
VDD_CLASS1P5_BT
VDDS4
VDDS3
VDDS2
VDDS1
VDD1P8_GPS
VDD1P8_FM
VDD1P8_BT
VDD1P8V_2
VBAT1
TCXO_LDO_IN
RTC_CLK
REF_CLK_LV
REF_CLK_HV
GPS_UART_TX
GPS_UART_RX
GPS_IRQ
CLK_REQPOL
REF_CLK_REQ
VDD_PLL_GPS
VDD1P8V_1
GPS_I2C_UART_SEL
GPS_TIMESTAMP
GPS_PA_EN
GPS_PPS_OUT
GPS_NSHUTDOWN
GPS_EXT_LNA_EN
NL5500
U1301M3
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
VSENSE
TEST_EN
TCXO_LDO_VPROG
TCXO_CLK_REQ
TCXO_CLK_LV
PMTEST_1P8V
IFORCE
GPS_TP
GPS_TM
GPS_LNA_IN
FM_RFP_OUT
FM_RFP_IN
FM_RFN_IN
FM_AUD_OUT_R
FM_AUD_OUT_L
FM_AUD_IN_R
FM_AUD_IN_L
FM_ABGAP_CAP
BT_TESTP
BT_TESTM
BT_RF
C10
A10
B8
L8
H7
H8
L7
K7
L9
K9
L2
H2
H3
L4
A1
F1
D4
E1
L10
J4
J9
GND1
GND2
OUT
GND3
IN
0
12NH
22PF
DNP
110
DNP
110
FARF6KA1G5754
1PF
FL1303M3
C1324M3
C1325M3
R1311M3
R1309M3
R1310M3
L1306M3
2
3
5
1
4
EXTERNAL LNA
AO
VCC
PON
BIAS
AI
GND
VSS
DNP
3.3NH
4.7NH
1.8PF
1000PF
22PF
12PF
15PF
0
18NH
GPS_BT_2.8V
BGA715L7
12PF
R1321M3
C1322M3
L1303M3
C1307M3
C1308M3
U1304M3
C1309M3
L1304M3
C1305M3
L1302M3
C1304M3
LNA_ENABLE
1
2
2
1
5
2
3
4
1
2
1
6
7
GND1
GND2
OUT
GND3
IN
3.3PF
9NH
4.7NH
12PF
0
FARF6KA1G5754
.75PF
5.6PF
1.8PF
R1301M3
C1317M3
L1316M3
C1315M3
C1314M3
FL1301M3
C1318M3
L1305M3
C1302M3
ANT
2
5
1
4
3
IN
BLUETOOTH ANTENNA
39NH
DNP
DNP
0
DNP
2PF
0
M1302M3
M1301M3
L1308M3
C1339M3
R1337M3
R1338M3
1
1
G1
A
C
G2
CONN_J
0
R1320M3
J1301M3
BT_RF_C
1
2
1
3
4
OUT
GND1
IN
GND2
LFB2H2G45CC1D005TEMP
22PF
C1323M3
FL1302M3
2
4
3
0
R1313M3
H1
A2
C8
J8
J3
B1
A3
D9
A8
E5
F2
K6
F10
B2
K4
D8
J2
D10
B9
F9
L5
C1
G1
B3
G10
K5
E2
L6
NC
.1UF
.1UF
.1UF
.1UF
.1UF
.1UF
.1UF
.1UF
1UF
1UF
C1311M3
C1331M3
C1335M3
C1334M3
C1333M3
C1332M3
C1328M3
C1330M3
C1329M3
C1312M3
18PF
1UF
.1UF
0
R1315M3
C1337M3
C1336M3
C1313M3
V_EXT_1.85
OUT
(FROM CPLD)
(FROM OMAP)
32KHZ
GPS_SHUTDOWN
IN
IN
100K
0
0
R1323M3
R1322M3
R1308M3
GPS UART
(FROM OMAP UART TX)
(TO OMAP UART RX)
GPS_RX
GPS_TX
IN
OUT
0
0
R1307M3
R1306M3
BT_TX_DBG
OUT
(FROM AVR)
(FROM AVR)
(FROM AVR)
BT_WAKEUP_1.8V
BT_SHUTDOWN_1.8V
BT_HOST_WAKEUP_1.8V
(FROM AVR)
(FROM AVR)
(FROM AVR)
BT HCI UART
(FROM AVR)
BT_UART_RX_1.8V
BT_UART_TX_1.8V
BT_UART_RTS_1.8V
BT_UART_CTS_1.8V
TEST_POINT
0
0
0
0
R1304M3
R1302M3
R1326M3
R1325M3
TP1311M3
1
(REMOVE LATER)
(REMOVE LATER)
(REMOVE LATER)
(REMOVE LATER)
0
0
0
0
R1332M3
R1331M3
R1330M3
R1329M3
(FROM OMAP)
(FROM OMAP)
(FROM OMAP)
(FROM OMAP)
BT AUDIO
BT_AUD_CLK
BT_AUD_IN
BT_AUD_FSYNC
BT_AUD_OUT
IN
IN
IN
OUT
Summary of Contents for Astro APX 3000
Page 1: ...APXTM TWO WAY RADIOS APX 3000 DETAILED SERVICE MANUAL ...
Page 2: ......
Page 4: ...Notes ...
Page 6: ...vi Document History Notes ...
Page 10: ...x Table of Contents Notes ...
Page 12: ...xii List of Tables Notes ...
Page 18: ...xviii List of Figures Notes ...
Page 22: ...xxii CommercialWarranty Notes ...
Page 46: ...3 20 Theory of Operation Main Board Notes ...
Page 84: ...3 58 Theory of Operation Bluetooth Notes ...
Page 208: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 222: ...7 14 Troubleshooting Tables List of Board and IC Signals Notes ...
Page 282: ...8 60 Schematics Boards Overlays and Parts Lists Main Board Block UHF1 84012513001_A Notes ...
Page 390: ...8 168 Schematics Boards Overlays and Parts Lists Main Board Block VHF 84012512001_A Notes ...
Page 456: ...9 8 Debugging Fixture Powering up Covert Board Notes ...
Page 468: ...Glossary 10 Glossary Notes ...
Page 472: ...Index 4 Index Notes ...
Page 473: ......