Hytera MD78X Service Manual page 425

5
D
J404 J404
INT_MIC_MMP
1
MIC_GND
2
ACC_IO1_MMP
3
USB_VBUS
4
5 HOOK_MMP
PTT_MMP
6
USB_D-
7
USB_D+
8
Pwron_MMP
C 9
10 UART2_RXD
UART_TXD
11
SPKR1+
12
SPKR1-
13
HANDSET_AUDIO
14
5V
15
5VD
/RST_OUT
16
KB_C0
17
18 KB_C1
KB_C2
19
KB_C3
20
KB_R0
21
KB_R1
22
23 KB_R2
S/P_CSLED
24
S/P_CLOCK
25
S/P_DATA
26
/OE_LCD
27
/WE_LCD
28
CS2_LCD
29
F_A1_LCD
30
31 F_D7_LCD
F_D6_LCD
32
F_D5_LCD
33
F_D4_LCD
34
F_D3_LCD
35
36 F_D2_LCD
F_D1_LCD
37
F_D0_LCD
38
GND
39
PWR_KEY
40
41
42
CONTROL HEAD CONTROL HEAD
B
TP4018 TP4018
GND GND
A
5
4
MD78X/MD78XG Schematic Diagram (40-Pin Interface Circuit)
SPK+ SPK+
USB_VBUS
PWB_IN
C469 C469
100p 100p
D408 D408
4
3
C468 C468
R494 R494
100p 100p
NC NC
L414 L414
BLM15AG121SN1 BLM15AG121SN1
L415 L415
BLM15AG121SN1 BLM15AG121SN1
R534 R534 10K 10K
R535 R535 10K 10K
R495 R495 33 33
R498 R498 33 33
R486 R486 33 33
R491 R491 33 33
R485 R485 33 33
R523 R523 33 33
R524 R524 33 33
R525 R525 33 33
D407 D407
412
3
2
3V3D
C439 C439 C438 C438 C441 C441 C440 C440 C435 C435 C420 C420 C419 C419
R555 R555
0.47u 0.47u 0.47u 0.47u 100p 100p 100p 100p 100p 100p 100p 100p 100p 100p
10k 10k
INT_MIC
MIC_GROUND
R554 R554 1k 1k
ACC_IO1
HOOK
PTT
3 4
USB_D-
CM2-2012MCIN-181T CM2-2012MCIN-181T
L413 L413
1 2
USB_D+
Pwron
UART2_RXD
UART2_TXD
HANDSET_AUDIO
SPKR1+
SPKR1-
/RST_OUT
KB_C0
KB_C1
KB_C2
KB_C3
KB_R0
KB_R1
KB_R2
R526 R526 33 33
S/P_CSLED
R527 R527 33 33
S/P_CLOCK
R533 R533 33 33
S/P_DATA
L411 L411
BLM18PG300SN1 BLM18PG300SN1
/OE_LCD
L412 L412 BLM18PG300SN1 BLM18PG300SN1
/WE_LCD
L410 L410 BLM18PG300SN1 BLM18PG300SN1
CS2_LCD
L407 L407 BLM18PG300SN1 BLM18PG300SN1
F_A1_LCD
L409 L409 BLM18PG300SN1 BLM18PG300SN1
F_D7_LCD
L408 L408 BLM18PG300SN1 BLM18PG300SN1
F_D6_LCD
L406 L406 BLM18PG300SN1 BLM18PG300SN1
F_D5_LCD
L405 L405 BLM18PG300SN1 BLM18PG300SN1
F_D4_LCD
L404 L404 BLM18PG300SN1 BLM18PG300SN1
F_D3_LCD
L403 L403 BLM18PG300SN1 BLM18PG300SN1
F_D2_LCD
L402 L402 BLM18PG300SN1 BLM18PG300SN1
F_D1_LCD
L401 L401 BLM18PG300SN1 BLM18PG300SN1
F_D0_LCD
DESIGNER: LHY
Title Title Title
<Title> <Title> <Title> OMAP CORE
Size Size Size Document Number Document Number Document Number
C C C <Doc> <Doc> <Doc>
Date: Date: Date: Wednesday, December 08, 2010 Wednesday, December 08, 2010 Wednesday, December 08, 2010
2
1
D
C
TP4030 TP4030
B
A
Rev Rev Rev
<RevCode> <RevCode> <RevCode>
Sheet Sheet Sheet 7 7 7 of of of 14 14 14
1