94
Power Section
Digital Section
Analog Section
BOARD
TX_DATA
RTS
LH_BUSY
CTS
RF
GRN LED
SCK
2.1 MHz
GND
GND
RAW_B+
DATA
GND
UNSW B+2
GND
EXPANSION BOARD CONNECTO
R
INT_PTT
PAENABLE
LH_BUSY
TX_OUT
SQ OUT
P704
P301
JUMPER
GND
FLEX
GND1
GND
OPT_B+
J301
GND
TX_IN
SB2
TONE OUT
OPT_SEL1
8
NC
NC3
DTMF Keypad
DTMF Keypad
DTMF Keypad
DTMF Keypad
DTMF Keypad
DTMF Keypad
DTMF Keypad
DTMF Keypad
U704
TO
C740
100pF
4
5
2
3
1
C792
100pF
100pF
C799
100pF
100pF
C798
C742
C796
100pF
16
17
12
R765
10K
R737
150
100pF
C704
C755
100pF
100pF
C709
100pF
C758
INT_SPKR
RX_AUDIO
SPKRCOM
100K
R762
J701
1
AUPA_EN
ERROR
EXT_SPKR
EXT_SPKR_SEL
470pF
C774
R763
470
12
SB+
10
11
9
C738
100pF
VR713
5.6V
100pF
C744
26
100pF
C756
24
25
10
100pF
C791
8
9
100pF
B+
100pF
C745
C759
3
7
2
20
17
R710
47K
47K
R711
6
14
5V_REG
13
5V_REG
17
100pF
C793
100pF
C789
100pF
2
11
C760
13
3
14
15
2
4
3
19
16
14
15
13
15V
VR720
12
22
8
4
7
9
5
6
18
J703
1
SQ_DET
TX_DATA
UNIV_IO
UPCLK
VCO_MOD
VOX
11
DISC
EXT_MIC
EXT_SPKR_SEL
FF_EN
INT_MIC
J702_7
LG_DTMF
MDC_REF
PL_RX
PL_TX
PWR_RST
RSSI
RX_AUDIO
RX_DATA
SCK
SQIN
2.1_MHz
ASFIC_MIC_AUD_out
ASFIC_SEL
AUPA_EN
AUX_RX
CHACT
DATA
6.2V
3
2
1
9
VR709
13
19
10
14
VOL_SENSE
VOX
ZIF_SEL
C731
100pF
RED_LED
REF_SEL
RESET
RSSI
RTA0
RTA1
RTA2
RTA3
RX_DATA
SCAN_PROG
SQ_DET
SW3POS
SYN_SEL
TX_DATA
U709_5
UP_CLK
J701_20
J701_24
J701_25
J701_26
J701_3
J701_5
J701_7
J701_9
LG_DTMF
LH_BUSY
LOCK_DET
MDC_REF
MON
PL_RX
PL_TX
RAT
CLK
CONC_SEN
DAC_SEL
DATA
EMERGENCY
FF_EN
GRN_LED
INT_PTT
J701_10
J701_11
J701_13
J701_14
J701_15
J701_17
J701_18
J701_19
C739
100pF
ASFIC_SEL
CHACT
100K
R758
18
5V_REG
CR701
1
2
3
B+
C743
100pF
100pF
C790
15
VR706
6.2V
3
1
2
16
16
100pF
150
C757
R766
1000pF
C788
5.6V
VR704
R757
100K
23
21
5.6V
VR714
6.2V
3
1
2
22
18
VR703
15
100pF
C746
20
24
J702
25
7
4
5
SB+
8
7
6
C794
SB+
SB+
L711
330pF
100
R713
390nH
VR701
5.6V
100K
R727
SB+
VR715
15V
R733
68
390nH
C795
13
15
Y
2
Y0
1
Y1
4
Z
5
Z0
Z1
3
L712
B
9
C
6
EN
8
GND
16
VCC
7
VEE
14
X
12
X0
X1
MC14053B
U710
A
11
10
1
2
3
23
CR702
21
100K
R759
17
150
R718
R719
100pF
C741
150
100pF
C733
10
11
18
19
100pF
12
390nH
C734
5
1
6
L707
SB+
5V_REG
R761
100K
20
R760
0
5
6
1
4
3
2
OPTENABLE
DISC
SWB+
ground
NC 2
EMERGENCY
EMERGENCY
CONC_SEN
CONC_SEN
RSSI
RTA1
RTA0
REFOSCSEL
BUTT2
BUTT3
LOCK_DET
INT_MIC
LH_DATA
MODE_CNTL
INT_PTT
DA_SEL
PWR_RST
EXTMIC
ZIF_SEL
NC1
5V_REG
DATA
RX_OUT
RED_LED_DRV
OPT_SEL2
OPT_SEL2
RX_IN
OPT_SEL1
SB+
SW_B+
VOL_SENSE
VOL_SENSE
SYN_SEL
SW3POS
SW3POS
BUTT1
RTA3
RTA2
VCO_MOD
INT_SPKR
EXT_SPKR
SPKRCOM
GRN_LED_DRV
SB+
B+
63B81097C11-O
NCN6129C, NCN6138A, NCN6140A/B, NCN/PMCN6140C, NCN6141A, NCN6145A/C, NCN6146A,
NTN7089C AND PMCN6140C 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: ......