106
Power Section
Analog Section
Digital Section
BUSY
Vpp/CTS
SCI_RX/OPT_TXDATA
RF
BOARD
J301
OPT_B+/BOOT_SEL
MOSI
GND3
UNSW B+2
LH_BUSY/KID
SCI_RX/TDX_OUT
GND
GND1
SQ OUT
U704
P704
P301
JUMPER
GND2
GND0
2.1 MHz
FLEX
GND1
SCK
LH_DATA
GND1
RESET
GND2
OPT_B+/BOOT_SEL
AUX_TX
470pF
TO
UNSW B+1
22K
Vdd
C759
2K
R713
C774
470pF
R762
22
23
21
C700
470pF
6.2V
C702
470pF
33pF
VR720
VR709
5.6V
C745
33pF
VR721
3
1
2
3
1
2
C799
18
6.2V
VR703
6.8V
2K
L701
2.2uH
C708
R708
17
470pF
6.2V
VR723
C788
470pF
11
C784
470pF
19
10
12
18
6
16
15
17
13
14
9
13
19
C701
14
15
470pF
16
R722
C750
470pF
47K
47K
Vdd
Vdd
R721
VR722
6.2V
470pF
C757
C739
33pF
0.1uF
C758
C741
470pF
470pF
C740
470pF
C738
C737
470pF
470pF
C736
47K
R724
C760
470pF
2
C706
470pF
8
7
C780
3
2
470pF
5
4
470
3
R709
25
24
26
R803
2K
C761
470pF
C787
33pF
C753
C754
470pF
470pF
470pF
470pF
C751
C752
470pF
C755
470pF
C749
C756
470pF
470pF
C747
C746
470pF
12
10
11
8
9
7
20
150
R760
RTA2
RTA3
RXDATA
SCK
SQ_DET
SW3POS
SYN_SEL
TX_DATA
UPCLK
VOL_SENSE
VOX
Vpp
ZIF_SEL
LOCK_DET
MDC_REF
MISO
MODECNTL
MOSI
OPT_B+|BOOT_SEL
OPT_SEL1
OPT_SEL2
PL_RX
PL_TX
PWR_RST
RED_LED
ROSC_SEL
RSSI
RTA0
RTA1
BL_CNTL
BUTT1
BUTT2
BUTT3
CHACT
CONC_SEN
DATA_LATCH
DA_SEL
EMERGENCY
GRN_LED
INT_PTT
KEY_INT
LCD_SEL
LG_DTMF
LH_DATA
PL_TX
PWR_RST
RSSI
RX_AUDIO
RX_DATA
SCK
SQIN
SQ_DET
TX_DATA
UNIV_IO
UPCLK
VCO_MOD
VOX
ASCFIC_SEL
AUPA_EN
B+_CNTL
2.1_MHz
ASFIC_SEL
CHACT
DISC
EXT_MIC
EXT_SPKR_SEL
INT_MIC
LG_DTMF
MDC_REF
MOSI
PL_RX
L702
5
1
6
270nH
150
R730
150
R731
2
4
3
AUPA_EN
B+CNTL
EXT_SPKR
EXT_SPKR_SEL
INT_SPKR
PWR_RST
RX_AUDIO
SPKRCOM
SW_B+
47K
47K
R729
M
R728
C789
470pF
5
6
1
4
Vdd
SW_B+
470pF
C783
L705
1
470
R805
270nH
J701
SW_B+
20
L703
DISC
RSSI
C791
470pF
SW_B+
INT_SPKR
KEY_INT
OPT_SEL1
EXT_SPKR
SPICLK
MOSI
OPT_SEL2
MISO
MODE_CNTL
INT_MIC
SPKRCOM
EXTMIC
VOL_SENSE
LCD_SEL
BUTT1
BL_CNTL
SW_B+
DATA_LATCH
Vdd
LOCK_DET
SYN_SEL
DA_SEL
ROSC_SEL
ZIF_SEL
VCO_MOD
RTA1
RTA2
RTA3
Vdd
UNSW_B
M
BUTT3
RTA0
INT_PTT
CONC_SEN
SW3POS
EMERGENCY
RED_LED_DRV
RED_LED_DRV
GRN_LED_DRV
GRN_LED_DRV
BUTT2
63B81097C19-O
NTN7512D/E, NTN7513E, NTN7857D/E AND NTN7858D/E
CONTROLLER BOARD TOP-LEVEL SCHEMATIC
Summary of Contents for SYMBOL MT2000 Series
Page 1: ...HT 1000 JT 1000 MT 2000 MTS 2000 and MTX Series Handie Talkie Portable Radios Service Manual ...
Page 2: ......
Page 24: ...2 Notes ...
Page 78: ...56 Notes ...
Page 147: ...Appendix A 9 Appendix Figure 2 Secure Module Location Detail ...
Page 169: ......