Pioneer MVH-08UBG/XEUW5 Service Manual - Page 18
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10. SCHEMATIC DIAGRAM
Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" .
A
1/3
MAIN BOARD PCB(MPEG/DECT)
100
MP3_R
A
1/3
100
MP3_L
1.8nF
1.8nF
C83
C82
AGND
S3V3
FB6
1K/100mA
0.1U
C99
C101
DGND
DGND
DGND
C71
C80
DGND
6.8PF
6.8PF
EC1
Y2
C50
0.1U
C49
C45
32.768K
100uF/16V
C124
1nF
1nF
100pF
A
2/3
R87
NC
R20
10R
1
S_MUTE
2
TUNER_RST
3
DC_OFFSET
A
TCLL4148
3/3
4
FLG
D4
5
6
R30
100K
7
1
2
RP1
8
SF-CLK
470R*4
3
4
9
A
1/3
SF-CSN
5
6
10
SF-MISO
C51
7
8
11
SF-MOSI
33pF
R13
1K
12
13
S3V3
DGND
14
TUN_3V3
47K
R92
15
A
EN_A
3/3
R101
100R
R22
20K
16
DTH
DB5
Q18
A
PMBT3904
1/3
ACC_DECT
R88
2.2K
0.1U
C61
ACC_DET
1.8V
8B
DGND
DTH
2.2V
AA
DTH//ACC_DET 1.4V
6D
NO DTH&ACC
3.3V
FF
A
1/3
BU_DECT
DB6
DB1
DB2
DB3
DB4
DGND
A5V
SCL
SDI
A
3/3
SCE
C154
C155
C156
150pF
150pF
150pF
DGND
A
1/3
A
2/3
3V3
R60
C88
10uF
C89 10uF
R58
S1V2
S3V3
STB
A
2/3
CLK
DATA
AGND
10R
R41
1nF
0.1U
10uF
C66
C93
C36
10uF
0.1U
0.1U
C92
C67 100pF
C76
C77
C121
10uF
C69 100pF
C97
C130 100pF
68pF
C132 100pF
0.1U
10uF
100pF
NC
AGND
C131
C41
C153
DGND
DGND
TUN_3V3
43K
R46
C134
0.1U
0.1U
C78
DGND
48
PA4/I2S1_MCLK
BIAS
47
PA5/I2S1_SCLK
VDDADC
46
PA6/I2S1_WS
PG1/R_RXD2
FB9
600
45
PB0/I2S1_SD01
PG0/R_TXD2
44
R56
100R
RTC_VDD
PF2/SPI_CS0
1K
R51
43
OSC32KIN
PF1/SPI_MISO
42
1K
R50
OSC32KOUT
U10
PF0/SPI_MOSI
41
SF_CLK
PE7/SPI_CLK
SQ96A82
40
1
2
SF_CSN
PE6/SPDIF_O/SPI_CS1
3
4
39
SF_MISO
PE5/SD_DAT3
38
5
6
SF_MOSI
PE4/SD_DAT2
37
7
8
RESET
PE3/SD_DAT1
36
RP6
470R*4
VDD33
PE2/SD_DAT0
35
VSS
PE1/SD_CMD
34
PD0/INT0
PE0/SD_CLK
33
PD2/ADC2/M_TXD1
VDD33
C65
C64
C74
1nF
1nF
0.1U
DGND
FB7
1K/100mA
S1V2
S3V3
DGND
600
FB11
C152 NC
100pF
0.1U
0.1U
C52
C114
C120
C702 22pF
100pF
0.1U
22uF
0.1U
C94
Y701
C53
DGND
C72
C85
12.00M
R36
NC
DGND
C701 22pF
1
2
DGND
DGND
3
4
5
6
7
8
NC
R38
100K
R106
DGND
A
3/3
TUN_3V3
Q4
SE3018
D
S
LCD_SCL
Q10
SE3018
D
S
LCD_SDI
Q3
SE3018
A
1/3
D
S
LCD_SCE
S3V3
S3V3
U1
GD25Q80BTIPR
1
8
SF-CSN
CS#
VCC
A
1/3
2
7
SF-MISO
SO
HOLD#
3
6
WP#
SCLK
4
5
VSS
SI
C18
C48
0.1U
2pF
DGND
DGND
MCU_RX
A
3/3
MCU_TX
DIM_EN
I2C_SDA
A
2/3
I2C_SCL
LCD_SDI
A
1/3
LCD_SCL
LCD_SCE
POWER_EN
A
DISP_OFF
3/3
ACC_OFF
A
2/3
STBY
R10
A
470R
2/3
EVO_MCLK(16M)
R98
C96
R94
4.7K
R96
5.6K
R100
3.3K
2
A
1/3
MP3_R
3
C111
47nF
+2.9VA
+2.9VA
5
6
C95
R99
3.3K
AGND
A
1/3
R93
4.7K
R95
5.6K
R97
MP3_L
C110
47nF
AGND
R89
10K
+2.9VA
C100
C14
C122
0.1U
0.1U
10uF
The > mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.
ACC
D46
Z3
1N4004
6.8V/500mW
A
3/3
R277
12K/1%
ACC
C241
100nF
A
SF-CLK
1/3
SF-MOSI
B+
B+
S3V3
D24
C243
1nF
NC
DGND
20K/1%
180pF
C98 10uF
R105
1K
MPEGR
C113
NC
1
4
AGND
A
2/3
8
A5V8
7
AGND
C13
NC
R104
1K
MPEGL
C112 10uF
180pF
20K/1%
AGND
J6
A5V8
R91
100R
S5V78
PGND
J3
J5
C103
10uF
AGND
DGND
S3V3
A
1/3
ACC_DECT
DGND
A
BU_DECT
1/3
Ground
J1
TU_GND
AGND
A
1/3