Pioneer X-HM20-K Service Manual

24
X-HM20-K
1
2 3 4
A
B
C
D
E
F
1
2 3 4
10. SCHEMATIC DIAGRAM
10.1 MAIN PCB ASSY (1/7)
VDD_3v3 1.5mA at 32KHz
1.8v LDO 250uA(output)500uA(input) at 32KHz with SD_clk 32KHz output
A18
A17
A15
USB_ID H for slave mode,L for Host mode
delay 180ms
1,0.22uF 16ms
2,1uF 56ms
2.
1.
Y1
24MHz
Y2
32.768KHz
C27
22pF
C28
22pF
C29
20pF
C30
20pF
R19
1M
R20
10K+_1%
C3
104P
C4
104P
C7
104P
C5
104P
C9
104P
C15
104P
C16
104P
C18
104P
C33
104P
C34
1uF
C35
104P
C36
104P
C37
104P
C38
104P
R22
100R
1
PDVDD
2
S(D)RAM_WE/GPIO1[15]
25
A0/GPIO1[17]
24
A1/GPIO1[18]
23
A2/GPIO1[19]
22
A3/GPIO1[20]
3
A4/GPIO1[21]
4
A5/GPIO1[22]
34
GPIO1[0]/UART_TX
35
GPIO1[1]/UART_RX
38
GPIO1[2]/SPI_CLK
36
GPIO1[3]/SPI_MOSI
13
PDVSS
14
PDVDD
40
GPIO1[4]/SPI_MISO
39
GPIO1[5]/SPI_CS0
48
GPIO1[6]/SPI_CS1
5
A6/GPIO1[23]
6
A7/GPIO1[24]
20
PVDD_1V8
7
A8/GPIO1[25]
8
A9/GPIO1[26]
27
A10/GPIO1[27]
17
A11/GPIO1[28]
18
A12/GPIO1[29]
26
PDVDD
29
A13/SDRAM_BANK0/GPIO1[30]
28
A14/SDRAM_BANK1/GPIO1[31]
33
A15/LDQM/IO2[0]
21
A16/SDRAM_UDQM/GPIO2[1]
32
A17/SDRAM_CAS/GPIO2[2]
31
A18/SDRAM_RAS/GPIO2[3]
GPIO0[30]/
GPIO0[29
125
GPIO0[28]/I2S_1_DIN
GPIO0[27
GPIO0[26
124
GPIO0[25]/CD_CFLG
GP
GPIO0[23
GPIO0[2
GPIO0[2
GPIO0[20
GP
GPIO0[1
GPIO0
GPIO0
GPIO0
GPIO0
GPIO
GPIO
GPIO
GPIO
GP
GP
GP
GP
GP
GP
GPIO
61
GPIO0[2]/LCD_DEN
GPIO0
104
USB_ID
103
USB_VBUS
102
VDDA_USB_1V8
101
USB_RES10K_1%_REF
100
VCCA_USB_3V3
99
USB_DM
98
USB_DP
97
AGND
105
ADC_CH_0
106
ADC_CH_1
107
ADC_CH_2
108
AVDD_PLL_3V3
109
AVSS_PLL
110
PVDD_1V8
111
GPIO0[31]/PWM_OUT
112
T_MODE
113
RESET
114
JTRST
115
JTMS/TX_1
116
JTCK/RX_1
117
JTDI/TORARY_A
118
JTDO/ROTARY_B
119
PDVDD
120
PI32KHZ
121
PO32KHZ
122
PI24MHZ
123
PO24MHZ
127
GPIO1[9]
126
GPIO1[10]
128
PVSS
GPIO0
64
D15/GPIO2[19]
62
PDVDD
63
D14/GPIO2[18]
60
D13/GPIO2[17]
59
D12/GPIO2[16]
58
D11/GPIO2[15]
57
D10/GPIO2[14]
56
D9/GPIO2[13]
49
PVDD_1V8
55
D8/GPIO2[12]
54
SRAM_OE/GPIO1[16]
53
SRAM_CS/GPIO1[14]
30
SDRAM_CS/GPIO1[13]
19
SDRAM_CLK
50
PDVDD
52
SDRAM_CLKE/GPIO1[11]
41
D7/GPIO2[11]
42
D6/GPIO2[10]
43
D5/GPIO2[9]
44
D4/GPIO2[8]
45
D3/GPIO2[7]
46
D2/GPIO2[6]
47
D1/GPIO2[5]
16
A24/SPI_DATA3
15
A23/SPI_DATA2
10
A22/SPI_DATA1
37
PDVDD
9
A21/SPI_DATA0
12
A20/SPI_CLK
11
A19/SPI_CS
51
D0/GPIO2[4]
IC1
OPTEK_OTK5256
R82
5M
R55
10K
T1 T4
R127
220R
Q1 3906
R16
4
R27
150K
R32
39K
R49
100K
Q4
3904
Q9
3906
R50
10K
R51
39K
R58
4K7
R140
NA
R141
0R
C78
NA
C80
NA
C81
NA
C82
NA
C10
10uF
C139
10pF
C77
1nF
FB5
NC
FB7
121
VDD_3V3
VDD_3V3
VDD_3V3
VDD_1V8
VDD_3V3
VDD_1V8
VDD_3V3
VDD_1V8
LCD_D1
LCD_D2
RESET
JTRST JTMS JTCK JTDI JTDO
VDD_3V3
A13
A0
A1
A10
A2
A3
SD_UDQM
A4
A5
A6
A7
A8
A9
D0
D10 D11 D12 D13
D2 D3 D4 D5 D6 D7
D8 D9
SDRAM_CS
SD_CAS
SD_RAS
SPI_FLASH_CLK
SPI_FLASH_D0
SPI_FLASH_D1
SPI_FLASH_D2
SPI_FLASH_D3
SPI_FLASH_CS
D1
R/W
UART_TX
UART_RX
SD_LDQM
SD_CLKE
SD_CLK
AMP_RESET
VDD_3V3
VDD_1V8
VDD_3V3
USB_D- USB_D+
SE_CL K
V
KEY0
+3V3
RESET
SPI_CLK
SPI_CS0
SPI_MOSI
STANDBY_KEY
TUNER_RESET/DAB_1V2_CTL
USB_POW_CTL
SHORT_DET
KEY1
KEY2
TRAY_IN
VFD_RESET
SE_CFLG/DVD_TRIN
ADC_DAT
A
GPIO_SDA
GPIO_SCL
IPOD_POW_CTL
LCD_D4
EARPHONE_IN_DET
TRAY_OUT
+3V3
LOW_VOLTAGE_DET
USB5.1V
A
1/7 MAIN PCB ASSY
(X-HM20: 92L36100201011)
(X-HM10: 92L36100101011)
A
1/7

Pioneer X-HM20-K Specifications

General

Brand	Pioneer
Model	X-HM20-K
Category	Car Receiver
Language	English