Hytera RD985 - Baseband Section: Schematic Diagrams

5 5
4 4
3 3
2 2
1 1
D D C C B B A A
Analog _LED
Digital_LED
RX-A_LED
RX-B_LED
Repeater Disable_LED
TX-A_LED
ALARM_LED
TX-B_LED
3V3D
5VD
5VD
5VD
5VD
5VD
5VD
5VD
5VD
5VD5VD 5VD
3V3D
5VD
5VD5VD
3V3D
3V3D
3V3D
3V3D
3V3D
5VD
3V3D
5VD
3V3D
BACKLED_CTRL
BACKLED_CTRL
BACKLED_CTRL
VOL_GPIO1 VOL_GPIO2
VOL_GPIO1 VOL_GPIO2
PWR_LED_CTRL
PWR_LED_CTRL
LED_S/P_CLK LED_S/P_EN LED_S/P_DAT
LED_S/P_EN PRST LED_S/P_DAT LED_S/P_CLK
PRST
no use
NC
CH+
CH-
P4 p3
BACKLIGHT
p2
p1
RED
GRN
RD980
ࠡ䴶ᵓ⧚೒
C41
0.47uF
C41
0.47uF
DTC114EE
Q11
DTC114EE
Q11
3 1
2
S5
P2
S5
P2
1 2
3 4
5
D17
KPT-1608SGC
D17
KPT-1608SGC
12
TP3TP3
1
DTC114EE
Q7
DTC114EE
Q7
3 1
2
TP32TP32
1
R27 51R27 51
R34
10K
R34
10K
C52 100p C52 100p
TP27TP27
1
TP18TP18
1
C42 0.47uF C42 0.47uF
C26 1uF C26 1uF
D8
ALARM
D8
ALARM
12
C53 100pF C53 100pF
C49 0.1uF C49 0.1uF
TP47TP47
1
R7 200 R7 200
C7
470p
C7
470p
TP31TP31
1
C13
1u
C13
1u
R31
0
R31
0
R45 10KR45 10K
TP24TP24
1
C38 100pf C38 100pf
R47 10KR47 10K
TP9TP9
1
R24 56 R24 56
C9
470p
C9
470p
TP11TP11
1
R43 10KR43 10K
C51 0.1uF C51 0.1uF
R26 56 R26 56
D7 RX-B D7 RX-B
12
DTC114EE
Q1
DTC114EE
Q1
3 1
2
C36 100pf C36 100pf
R5 150 R5 150
R9
150
R9
150
R35
10K
R35
10K
J3
CON10_MMP
J3
CON10_MMP
ACC_ID
1
GPIO3_PTT
2
HANDSET_AUDIO
3
USB_D-
4
MIC_GROUND
5
6
USB_VBUS
INT_MIC
7
USB_D+
8
GPIO4_HOOK
9
GPIO0_PWR ON
10
R50
10K
R50
10K
U5 CM1440U5 CM1440
X1
A1
X2
A2
X3
A3
X4
A4
X5
A5
X6
A6
Y1
C1
Y2
C2
Y3
C3
Y4
C4
Y5
C5
Y6
C6
GND1
B1
GND2
B2
GND3
B3
TP21TP21
1
D24
MMBZ6V8ALT1G
D24
MMBZ6V8ALT1G
1
3
2
R42 10K R42 10K
DTC114EE Q4 DTC114EE Q4
3 1
2
TP25TP25
1
C34 100p C34 100p
DTC114EE Q6 DTC114EE Q6
3 1
2
R32
10K
R32
10K
C43
0.47uF
C43
0.47uF
TP14TP14
1
U3
E27
U3
E27
S1
1
S2
2
C
3
A
4
B
5
R39 33R39 33
R28 51R28 51
R30 0R30 0
R14 10KR14 10K
C47 100pF C47 100pF
TP1TP1
1
C6
470p
C6
470p
Q13
2SK1824
Q13
2SK1824
2
31
DTC114EE Q2 DTC114EE Q2
3 1
2
D18
KPT-1608SGC
D18
KPT-1608SGC
12
C40 0.47uF C40 0.47uF
C2
470p
C2
470p
S3
P4
S3
P4
1 2
3 4
5
TP5TP5
1
D1 RPD D1 RPD
12
R48 10KR48 10K
R44 10KR44 10K
C17 0.1uf C17 0.1uf
S6
P1
S6
P1
1 2
3 4
5
C18 100p C18 100p
C22
100pf
C22
100pf
DTC114EE
Q3
DTC114EE
Q3
3 1
2
D4 TX-A D4 TX-A
12
D6 TX-B D6 TX-B
12
R15 1KR15 1K
R13 150 R13 150
L417
BLM15AG121SN1
L417
BLM15AG121SN1
TP45TP45
1
C31 100pf C31 100pf
TP46TP46
1
TP49TP49
1
R17
100K
R17
100K
R25 51R25 51
TP23TP23
1
L1
BLM18PG300SN1
L1
BLM18PG300SN1
TP10TP10
1
D2 Digital D2 Digital
12
D10
KAA-3528RG
D10
KAA-3528RG
43
21
L418
BLM15AG121SN1
L418
BLM15AG121SN1
R41 10KR41 10K
R23 56 R23 56
TP43TP43
1
R11
150
R11
150
U6
CM1440
U6
CM1440
X1
A1
X2
A2
X3
A3
X4
A4
X5
A5
X6
A6
Y1
C1
Y2
C2
Y3
C3
Y4
C4
Y5
C5
Y6
C6
GND1
B1
GND2
B2
GND3
B3
D9
KAA-3528RG
D9
KAA-3528RG
43
21
D13
KPT-1608SGC
D13
KPT-1608SGC
12
D3 Analog D3 Analog
12
S1
CH+
S1
CH+
1 2
3 4
5
TP13TP13
1
C50 100pF C50 100pF
C20
100PF
C20
100PF
TP30TP30
1
TP20TP20
1
D420
MMBZ5V6ALT1G
D420
MMBZ5V6ALT1G
1
3
2
C15
0.1uf
C15
0.1uf
TP48TP48
1
+
C25
22uF/10V
+
C25
22uF/10V
12
TP16TP16
1
L2
BLM18PG300SN1
L2
BLM18PG300SN1
U1 74AHCT594PW U1 74AHCT594PW
QB
1
QC
2
QD
3
QE
4
QF
5
QG
6
QH
7
GND
8
QH'
9
/SRCLR
10
SRCLK
11
RCLK
12
/RCLR
13
SER
14
QA
15
VCC
16
C48
100pF
C48
100pF
Q12
2SK1824
Q12
2SK1824
2
31
R8
200
R8
200
TP8TP8
1
R29
0
R29
0
C1
470p
C1
470p
C8
470p
C8
470p
DTC114EE
Q10
DTC114EE
Q10
3 1
2
R46 10KR46 10K
S4
CH-
S4
CH-
1 2
3 4
5
D21 MMBZ20V D21 MMBZ20V
DTC114EE
Q5
DTC114EE
Q5
3 1
2
R6
150
R6
150
C27 1uf C27 1uf
TP29TP29
1
C44
0.47uF
C44
0.47uF
TP42TP42
1
R4 150 R4 150
R49
10K
R49
10K
C45 100pf C45 100pf
R37
10K
R37
10K
TP6TP6
1
R22 0R22 0
D16
KPT-1608SGC
D16
KPT-1608SGC
12
TP41TP41
1
TP26TP26
1
TP19TP19
1
C23
100pf
C23
100pf
C39 100pf C39 100pf
TP40TP40
1
R16 1KR16 1K
R33
10K
R33
10K
C37
100pf
C37
100pf
TP7TP7
1
D22 MMBZ6V8ALT1G D22 MMBZ6V8ALT1G
1
3
2
C32 100pf C32 100pf
DTC114EE
Q9
DTC114EE
Q9
3 1
2
R2
180
R2
180
TP39TP39
1
C30
100p
C30
100p
U7 CM1440U7 CM1440
X1
A1
X2
A2
X3
A3
X4
A4
X5
A5
X6
A6
Y1
C1
Y2
C2
Y3
C3
Y4
C4
Y5
C5
Y6
C6
GND1
B1
GND2
B2
GND3
B3
C35
100pf
C35
100pf
C12
470p
C12
470p
TP22TP22
1
J1
CSZLCM1830
J1
CSZLCM1830
GND
1
VCI1
2
VCI2
3
IOVCC
4
FLM
5
CS
6
RS
7
WR
8
RD
9
DB0
10
DB1
11
DB2
12
DB3
13
DB4
14
DB5
15
DB6
16
DB7
17
DB8
18
DB9
19
DB10
20
DB11
21
DB112
22
DB13
23
DB14
24
DB15
25
DB16
26
DB17
27
RESET
28
IM3
29
IM0
30
LED_A
31
LED_K1
32
LED_K2
33
LED_K3
34
D19
MMBZ5V6ALT1G
D19
MMBZ5V6ALT1G
TP38TP38
1
U2
KNOB
U2
KNOB
S1
1
S2
2
C
3
A
4
B
5
C21
100PF
C21
100PF
C19 100p C19 100p
D5 RX-A D5 RX-A
12
D12
KAA-3528RG
D12
KAA-3528RG
43
21
TP37TP37
1
C14 1u C14 1u
D20 MMBZ5V6ALT1G D20 MMBZ5V6ALT1G
D14
KPT-1608SGC
D14
KPT-1608SGC
12
TP12TP12
1
TP44TP44
1
TP28TP28
1
C29
100pf
C29
100pf
TP4TP4
1
TP36TP36
1
R10
150
R10
150
D15
KPT-1608SGC
D15
KPT-1608SGC
12
U4 XC6209E332PR U4 XC6209E332PR
Vin
4
Vss
2
CE
3
Nc
1
Vout
5
R3
150
R3
150
C28
100pf
C28
100pf
R51
10K
R51
10K
R1
150
R1
150
TP35TP35
1
D11
KAA-3528RG
D11
KAA-3528RG
43
21
C33
100pf
C33
100pf
DTC114EE Q8 DTC114EE Q8
3 1
2
C24
100pf
C24
100pf
C11
470p
C11
470p
D23 MMBZ6V8ALT1G D23 MMBZ6V8ALT1G
1
3
2
C46 100pF C46 100pF
J2
con40
J2
con40
1
INT_MIC
MIC_GROUND
2
ACC_ID
3
USB_VBUS
4
MMP_PRGM_IO4
5
MMP_PRGM_IO3
6
7
USB_D-
USB_D+
8
MMP_PRGM_IO0
9
KNOB_A
10
KNOB_B
11
HANDSET_AUDIO
12
VOL_GPIO1
13
VOL_GPIO2
14
KNOB_C
15
BACKLED_CTRL
16
PRST
17
5VD
40
GND
39
KB_C0
18
KB_C1
19
KB_C2
20
KB_R0
21
KB_R1
22
PWR_LED
23
S/P_CSLED
24
S/P_CLOCK
25
S/P_DATA
26
WE_LCD
28
GND1
41
GND2
42
CS2_LCD
29
F_A1_LCD
30
F_D7_LCD
31
F_D6_LCD
32
F_D5_LCD
33
F_D4_LCD
34
F_D3_LCD
35
F_D2_LCD
36
F_D1_LCD
37
F_D0_LCD
38
OE_LCD
27
TP15TP15
1
TP34TP34
1
C16 100p C16 100p
U8
PRTR5V0U2X
U8
PRTR5V0U2X
1
2 3
4
TP2TP2
1
TP33TP33
1
L416
CM2-2012MCIN-181T
L416
CM2-2012MCIN-181T
1 2 3 4
R36
10K
R36
10K
TP17TP17
1
S2
P3
S2
P3
1 2
3 4
5
R40
10K
R40
10K
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