TR850 Service Manual
120
GPS
1
ADDR
2
ALERT/RDY
3
GND
4
AIN0
5
AIN1
6
AIN2
7
AIN3
8
VDD
9
SDA
10
SCL
U22
ADS1015
+
C107
22uF/10V
1
GND
2
TXD1
3
RXD1
4
TIMEPULSE
5
EXTINT0
6
V_BCKP
7
VCCIO
8
VCC
9
VRESET
10
GND
11
RF_IN
12
GND
13
ANTON
14
VCC_RF
15
NC_15
16
SDA2
17
SCL2
18
NC_18
U9
MAX_6Q
R206
10K
R203
4.7K
C187
1uF
C114
1uF
R105
100
C188
1uF
1
IN
2
GND
3
EN
4
FB
5
OUT
U12
RT9193-3.3
R209
0
1
2
3
D14
DAN222G
L5
220nH
R106
100
C106
0.1uF
C108
1uF
R210
0
C105
0.1uF
R205
100K
1
2
BT2
BETTARY
FB10
BLM18PG181SN1
R348
33
D10
BV05C
R202
4.7K
+
C111
22uF/10V
C104
4.7P
1
RF
2
GND
3
GND
4
GND
5
GND
J8
SMA
C117
1uF
13VA
3V_LDO
3V_LDO
3V3_GPS
3V3_GPS
5V
3V3_GPS
3V3_GPS
3V_LDO
I2C0_SDA
I2C0_SCL
POWER_SWR_T
POWER_SWR_R
AD_RDY
POWER_TEMP_DET
GPS_VBAT
GPS_RXD
GPS_TXD
GPS_PWR_EN
1PPS
GPS_VBAT
GPS_VBAT
Summary of Contents for TR850
Page 1: ......
Page 45: ...TR850 Service Manual 5 4 Connection 1 2 3 4 6 8 7 5 9 10 13 14 15 16 18 17 11 12 41 ...
Page 90: ...TR850 Service Manual Figure 1 Rx Module Top Board PCB View 86 ...
Page 91: ...TR850 Service Manual Figure 2 Rx Module Bottom Board PCB View 87 ...
Page 93: ...TR850 Service Manual Figure 5 Power Amplifier Module Bottom Board PCB View 89 ...
Page 94: ...TR850 Service Manual Figure 6 Baseband Mainboard Top Board PCB View 90 ...
Page 95: ...TR850 Service Manual Figure 7 Baseband Mainboard Bottom Board PCB View 91 ...
Page 97: ...TR850 Service Manual Figure 10 Power Board Top Board PCB View 93 ...
Page 114: ...TR850 Service Manual Figure 16 Baseband Mainbaord Schematic Diagram 110 ...
Page 169: ...TR850 Service Manual Figure 1 Rx module Top Board Position Mark Diagram 165 ...
Page 170: ...TR850 Service Manual Figure 2 Rx Module Buttom Board Position Mark Diagram 166 ...
Page 172: ...TR850 Service Manual Figure 5 Power Amplifier Module Buttom Position Mark Diagram 168 ...
Page 173: ...TR850 Service Manual Figure 6 Baseband Mainboard Top Board Position Mark Diagram 169 ...
Page 174: ...TR850 Service Manual Figure 7 Baseband Mainboard Buttom Board Position Mark Diagram 170 ...
Page 176: ...TR850 Service Manual Figure 10 Power Board Top Board Position Mark Diagram 172 ...
Page 193: ...TR850 Service Manual Figure 16 Baseband Mainboard Schematic Diagram 189 ...