Hytera MD78X Service Manual

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
1.0V
7.0V
OPTION BOARD
ROSS
peripheral_2
MD780 U1
PRGM_IN_PTT PRGM_IO2 PRGM_IO6 PRGM_IO7
PRGM_OUT3
PRGM_OUT7
PRGM_OUT6
PRGM_IO3 PRGM_IO8
PRGM_OUT8
IGN_SENSE_IN_DB26 EXT_ALARM_OUT PUB_ADDRESS1 PUB_ADDRESS2 EMERGENCY_IN
USB_VBUS
3V3D
5VD5VD
5VD
5VD 5VD
3V3D
3V3D
3V3D
3V3D
5VD
3V3D
5VD
3V3D
5VD
5VD
EXT_SWB+
EXT_SWB+
3V3D
5VD
3V3D
3V3D
3V3D
5VD3V3D
5VD
USB_VBUS
5VD
RX_AUDIO
PUB_ADDRESS2
EXT_MIC
USB_D+
USB_D-
EXT_PTT
EXT_SPKR+
EXT_SPKR-
PUB_ADDRESS1
IGN_SENSE
ALARM
EMERGENCY_IN
IGN_SENSE_IN
MAP_GPIO_8
MAP_GPIO_7
MAP_GPIO_3
MAP_GPIO_6
MAP_GPIO_2
S/P_DATA
S/P_CS2
S/P_CLOCK
ACC_IO3
ACC_IO2
ALARM
VBUS_EN
TDMASLOT_OUT
UART3_TXD_BT
UART3_RXD_BT
TXAF_DI
I2C_SCL
I2C_SDA
UART3_CTS_BT
MCBSP3_DR
WAKE_BT/OPT_GPIO1
UART3_RTS_BT
RESET_BT/SYSTEM_SYNC
WAKE_HOST/OPT_GPIO2
MCBSP3_CLKX
MCBSP3_FSX
MCBSP3_DX
OPT_BRD_PTT
UART3_TXD_BT
RXAF_DO
UART3_RXD_BT
AUX_C
VBUS_DEC
VBUS_EN
Model Name:
Prepare:
File No.:
Rev:
Date:
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Part Name:
Hytera Communications Co.Ltd.
Check:
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L
614
Sunday, April 10, 2016
Model Name:
Prepare:
File No.:
Rev:
Date:
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of
Part Name:
Hytera Communications Co.Ltd.
Check:
Approve:
L
614
Sunday, April 10, 2016
Model Name:
Prepare:
File No.:
Rev:
Date:
Page:
of
Part Name:
Hytera Communications Co.Ltd.
Check:
Approve:
L
614
Sunday, April 10, 2016
R468
4.7K
R468
4.7K
D233D233
R556 100R556 100
R451 10KR451 10K
C474
470pF
C474
470pF
C418
100p
C418
100p
R435 4.7KR435 4.7K
DTC114EE
Q323
DTC114EE
Q323
3
2
1
C407
0.1u
C407
0.1u
R456 0R456 0
R469
4.7K
R469
4.7K
D409D409
R415 33R415 33
R424 33R424 33
R538
10K
R538
10K
C479
100p
C479
100p
R493 1KR493 1K
C481
NC
C481
NC
R580 100R580 100
R412 33R412 33
C414
100p
C414
100p
Q402Q402
3
2
1
D240
MMBZ20VALT1G
D240
MMBZ20VALT1G
C410
100p
C410
100p
R56133kR561 33k
R408 33R408 33
R454 0R454 0
D403D403
R428 4.7KR428 4.7K
R546 100R546 100
R539
10K
R539
10K
R2
R1
R2
R1
Q412
R2
R1
R2
R1
Q412
1 25 34
6
R476
4.7K
R476
4.7K
R541
10K
R541
10K
R430 33R430 33
R429 10KR429 10K
C437
220p
C437
220p
C485 0.1uFC485 0.1uF
C432
220p
C432
220p
C430100p C430100p
D402D402
R473 33R473 33
R563 10kR563 10k
R560 33kR56033k
Q404Q404
3
2
1
C428100p C428100p
R400 10KR400 10K
R571 10KR571 10K
D920D920
21
R425 33R425 33
R446
NC
R446
NC
R470 4.7KR470 4.7K
C426100p C426100p
D450D450
GND
1
I/O1
2
I/O2
3
VCC
4
R474 33R474 33
R409 100R409 100
R438
10K
R438
10K
Q400
2SB1132
Q400
2SB1132
1
32
Q403Q403
3
2
1
R579
100
R579
100
R480 NCR480 NC
C425
220p
C425
220p
R447 10KR447 10K
R573
4.7k
R573
4.7k
R4964.7KR4964.7K
C409
100p
C409
100p
R2
R1
R2
R1
Q409
R2
R1
R2
R1
Q409
1 25 34
6
U401U401
FAULT
3
ON
4
IN
5
OUT
1
GND
2
D405D405
C422
0.1uF
C422
0.1uF
R437 4.7KR437 4.7K
R448 4.7KR448 4.7K
R484
4.7K
R484
4.7K
R46610KR46610K
C436
220p
C436
220p
R445 100R445 100
R452 10KR452 10K
C476
470pF
C476
470pF
R461
10K
R461
10K
C417
100p
C417
100p
C478
100p
C478
100p
R569
10k
R569
10k
R574
4.7k
R574
4.7k
R557 100R557 100
R457 0R457 0
L417
0
L417
0
C424
220p
C424
220p
R432 33R432 33
C415
100p
C415
100p
R478 NCR478 NC
R56233k R56233k
R465
10K
R465
10K
J400
CON2X10
J400
CON2X10
12
34
56
78
910
1112
1314
1516
1718
1920
2122
2324
C480
100p
C480
100p
R50810K R50810K
C482
NC
C482
NC
R558 33kR55833k
R472
4.7K
R472
4.7K
C411
100p
C411
100p
C413
100p
C413
100p
R423 33R423 33
R464
10K
R464
10K
Q413Q413
3
2
1
C423
220p
C423
220p
C429100p C429100p
R460 1KR460 1K
R540
10K
R540
10K
C433
220p
C433
220p
Q416Q416
1
2 3
R420 33R420 33
Q415Q415
1
2
3
R431 33R431 33
C434
220p
C434
220p
R455 82kR455 82k
R2
R1
R2
R1
Q411
MUN5214DW1T1G
R2
R1
R2
R1
Q411
MUN5214DW1T1G
1 25 34
6
C416
100p
C416
100p
R443 10KR443 10K
R407 0R407 0
C477
100p
C477
100p
R450
1K
R450
1K
C427100p C427100p
D406D406
R463
10K
R463
10K
R576 33KR576 33K
Q401Q401
3
2
1
R449
47K
R449
47K
R2
R1
R2
R1
Q414
R2
R1
R2
R1
Q414
1 2 5 3 4
6
R427 10KR427 10K
R577
100
R577
100
R578 100R578 100
D404D404
C483
0.1uF
C483
0.1uF
R543
10K
R543
10K
R475
10K
R475
10K
R2
R1
R2
R1
Q410
R2
R1
R2
R1
Q410
1 25 34
6
D238D238
R497 1kR497 1k
R433 33R433 33
C431100p C431100p
R436 4.7KR436 4.7K
R559 33kR55933k
R462
10K
R462
10K
C484
2.2uF/10V
C484
2.2uF/10V
C421
220p
C421
220p
R479 33R479 33
C412
100p
C412
100p
R2
R1
R2
R1
Q408
R2
R1
R2
R1
Q408
1 25 34
6
R471
4.7K
R471
4.7K
R581 100R581 100
R2
R1
R2
R1
Q406
R2
R1
R2
R1
Q406
1 25 34
6
U328U328
QB
1
QC
2
QD
3
QE
4
QF
5
QG
6
QH
7
GND
8
SQH
9
RESET
10
SHIFT CLK
11
LATCH CLK
12
OUT EN
13
A
14
QA
15
VCC
16
R2
R1
R2
R1
Q407
R2
R1
R2
R1
Q407
1 25 34
6
R570
4.7k
R570
4.7k
J403
MAP26
J403
MAP26
USB_D-
19
USB_D+
10
V_BUS
1
USB_GROUDN
11
ACC_MAP_ID_2
13
ACC_MAP_ID_3
15
EXT_SWB+
4
POWER GROUND
6
EXT_SPKR-
9
EXT_SPKR+
18
Audio Ground
17
PRGM_IN_PTT
16
AUX_AUDIO_OUT_1
24
PRGM_IO_6
23
AUX_AUDIO_OUT_2
25
RX_AUDIO
8
TX_AUDIO
7
GROUND2
2
PRGM_IO_2_MONITOR
12
GROUND3
21
PRGM_IO_3_CHAN_ACT
3
PRGM_IO_7
22
PRGM_IN_4_EMERGENCY
14
PRGM_IO_8
20
PRGM_IN_5_IGN_SENSE
26
PRGM_OUT_9_EXT_ALARM
5
GND1
27
GND2
28
R439 100R439 100
R467 33R467 33
Q405Q405
3
2
1
L418
0
L418
0
R575 33KR575 33K
R416 100R416 100
MD78X/MD78XG Schematic Diagram (Peripheral Interface Circuit)
67

Hytera MD78X Specifications

General

Brand	Hytera
Model	MD78X
Category	Radio
Language	English