Hytera MD78X Service Manual page 570

5
D
MAP_GPIO_8
MAP_GPIO_7
MAP_GPIO_3
MAP_GPIO_6
MAP_GPIO_2
R479 R479 33 33
TDMASLOT_OUT
R571 R571 NC NC
3V3D
3V3D
16
C VCC
R477 R477 1K 1K
15
QA
R474 R474 33 33
14
S/P_DATA A
R475 R475 nc nc
13
3V3D
OUT EN
R473 R473 33 33 12
S/P_CS2 LATCH CLK
R467 R467 33 33
11
S/P_CLOCK
SHIFT CLK
R466 R466 10K 10K
10
3V3D
RESET
9
SQH
74HC595DTR2G 74HC595DTR2G
R443 10K R443 10K
3V3D
R445 R445
EXT_PTT
R1 R1
3V3D
R2 R2
R2 R2
R1 R1
R557 R557 100 100
ACC_IO3
3V3D R1 R1
R2 R2
R2 R2
R1 R1
B
R556 R556 100 100
ACC_IO2
3V3D
R452 10K R452 10K
R451 10K R451 10K
VBUS_EN
VBUS_DEC
PUB_ADDRESS2
RX_AUDIO
PUB_ADDRESS1
EXT_MIC
EXT_SPKR+
EXT_SPKR-
1 2 L417 L417 BLM15AG121SN1 BLM15AG121SN1
USB_D-
L418 L418
3 4 BLM15AG121SN1 BLM15AG121SN1
USB_D+
L416 L416
CM2-2012MCIN-181T CM2-2012MCIN-181T
R478 R478 nc nc
UART3_TXD_BT
R480 R480 nc nc
UART3_RXD_BT
C476 C476 C474 C474
NC NC NC NC
A
5
4
MD78X/MD78XG Schematic Diagram (Peripheral Interface Circuit)
MCBSP3_DR
MCBSP3_CLKX
MCBSP3_DX
MCBSP3_FSX
3V3D
3
1 Q413 Q413
DTC114EE DTC114EE
2
U328 U328 PRGM_OUT8
PRGM_OUT7
1
QB
PRGM_OUT3
2
QC
PRGM_OUT6
3
QD
4
QE
5
QF ALARM
6
VBUS_EN R4964.7K R4964.7K
QG
7
QH
8
GND
5VD
3
R447 10K R447 10K
1
100 100
5VD
Q405 Q405
2
DTC114EE DTC114EE R1 R1
R2 R2
R437 4.7K R437 4.7K
2 3
1
R2 R2
1 R563 33k R563 33k
R1 R1
Q404 Q404 Q402 Q402
3 2
DTC114EE DTC114EE DTC114EE DTC114EE
R551 R551
470 470
5VD
R436 4.7K R436 4.7K C422 C422
220p 220p
D233 D233
MMBZ20VALT1G MMBZ20VALT1G
5VD
U401 U401
USB_VBUS C421 C421
220p 220p
3 2
FAULT GND
4
ON
5 1
IN OUT
AAT4618IJS-0.5-T1 AAT4618IJS-0.5-T1
D240 D240 D238 D238
MMBZ6V8ALT1G MMBZ6V8ALT1G
MMBZ20VALT1G MMBZ20VALT1G
C426 C426 C427 C427 C428 C428 C429 C429 C430 C430 C431 C431
100p 100p 100p 100p 100p 100p
100p 100p 100p 100p 100p 100p
D450 D450
PRTR5V0U2X PRTR5V0U2X
5VD
R476 10k R476 10k
J403 J403
MAP26 MAP26
4
3
C482 C482 C481 C481 C409 C409 C410 C410 C411 C411 C412 C412
100p 100p 100p 100p 100p 100p 100p 100p 100p 100p 100p 100p J400 J400
22
R456 R456 33 33
2
I2C_SDA
R457 R457 33 33
4
I2C_SCL
R425 R425 33 33 6
R412 R412 33 33
8
R430 R430 33 33
10
R420 R420 33 33 12
14
16
TXAF_DI
18
RXAF_DO
R405 R405 0 0
20
5VD
24
C480 C480 C479 C479
C407 C407 CON2X10 CON2X10
100p 100p 100p 100p
0.1u 0.1u
5VD
5VD 5VD
5VD
R471 R471
R468 R468 4.7K 4.7K
4.7K 4.7K
R1 R1
R1 R1 R1 R1
R2 R2
R2 R2 R2 R2
R2 R2
R2 R2 R2 R2
R1 R1
R1 R1 R1 R1
D405 D405
C434 C434
C432 C432
C437 C437 C433 C433
D406 D406
220p 220p
220p 220p
220p 220p MMBZ20VALT1G MMBZ20VALT1G
220p 220p
MMBZ20VALT1G MMBZ20VALT1G
D404 D404
MMBZ20VALT1G MMBZ20VALT1G
7.0V
IO
557
3
2
3V3D
C413 C413 C414 C414 C415 C415 C416 C416
100p 100p 100p 100p 100p 100p 100p 100p
21
R423 R423 33 33
1
WAKE_HOST/OPT_GPIO2
R424 R424 33 33
3
WAKE_BT/OPT_GPIO1
5 R431 R431 33 33
RESET_BT/SYSTEM_SYNC
R407 R407 33 33
7
OPT_BRD_PTT
R408 R408 33 33
9
11 R415 R415 33 33
UART3_TXD_BT
R409 R409 33 33
13
UART3_RXD_BT
R432 R432 33 33
15
UART3_CTS_BT
R433 R433 33 33
17
UART3_RTS_BT
19
23
C417 C417 C418 C418 C477 C477 C478 C478
100p 100p 100p 100p 100p 100p 100p 100p
OPTION BOARD
3V3D
R438 R438
10K 10K
R439 R439 100 100
5VD
5VD EXT_SWB+
R446 R446
NC NC
R469 R469
3
4.7K 4.7K R449 R449
1
Q400 Q400
1.0V 1.5K 1.5K
1
Q401 Q401
2
R1 R1 DTC114EE DTC114EE
R450 R450
R2 R2
2SA1362 2SA1362
2.7K 2.7K
R2 R2
3
R1 R1
1
Q403 Q403
DTC114EE DTC114EE
2
R562 R562 R550 R550
33k 33k
470 470
C436 C436
D402 D402 C423 C423
C424 C424
220p 220p 220p 220p
220p 220p
MMBZ20VALT1G MMBZ20VALT1G
D403 D403
MMBZ20VALT1G MMBZ20VALT1G
D409 D409
MMBZ33VALT1G MMBZ33VALT1G
R455 R455 100K 100K
O
DESIGNER: LHY
Title Title Title
<Title>: <Title>: <Title>: peripheral
Size Size Size Document Number Document Number Document Number
C C C <Doc> <Doc> <Doc>
Date: Date: Date: Tuesday, May 10, 2011 Tuesday, May 10, 2011 Tuesday, May 10, 2011
2
1
D
R400 10K R400 10K
3V3D
3
R460 R460 1K 1K
1
AUX_C
Q323 Q323
2
DTC114EE DTC114EE
EMERGENCY_IN
C
IGN_SENSE
ALARM
C425 C425
R454 R454
220p 220p
10K 10K
B
IGN_SENSE_IN
A
Rev Rev Rev
<RevCode> <RevCode> <RevCode>
Sheet Sheet Sheet 6 6 6 of of of 14 14 14
1