Roland A-49-BK, Service Notes

Page: 15 / 19

15
Sep. 2012 A-49-BK, A-49-WH
fig.d-main.eps@R
NJTRST
D+3.3V
SC4
SWCLK
USB-D-
SWRST
PR2
DGND
DGND
T7
PR5
SWD1
T6
PR4
SC2
PR6
T5
PR7
D+3.3V
PR0
T4
DGND
SC1
DGND
T3
T2
T1
DGND
TRACESWO
T0
SC0
PR3
DGND
SC3
DGND
USB_PU
USB-D+
ASEL1
VBUS+5V
PR1
ASEL0
SC5
DGND
MIDI-TX
DGND
SWDIO
DGND
SC6
DGND
JTDI
LSD1
LSD0
LSCK
SWD0
SWCLK
SWDIO
TRACESWO
SWRST
D+3.3V
DGND
AD_DB
ADIN0
ASEL2
SWD2
SWS1
SWS2
SWS0
SWS3
DB_PLS
SC7
SC7R
D+3.3V
ACM2012-900-2P-T002
L7
1
2 3
4
EXB28V101JX RA4
1 8
6
5 4
3
2 7
0.1uF C4
IC3
STM32F103VBT6
PA12/USART1_RTS/CANTX/USBDP/TIM1_ETR
71 PA11/USART1_CTS/CANRX/USBDM/TIM1_CH4
70
PC14-OSC32_IN
8
PC15-OSC32_OUT
9
PD12
59
PD13
60
PD14
61
PD15
62
VDD_3
100
VDD_2
75
VDD_1
50
VBAT
6
VSS_2
74
VSS_3
99
VSS_4
27
VSS_5
10
PB10/I2C2_SCL/USART3_TX
47
PB11/I2C2_SDA/USART3_RX
48
PB12/SPI2_NSS/I2C2_SMBAI/USART3_CK/TIM1_BKIN
51 PB13/SPI2_SCK/USART3_CTS/TIM1_CH1N
52 PB14/SPI2_MISO/USART3_RTS/TIM1_CH2N
53 PB15/SPI2_MOSI/TIM1_CH3N
54
PA8/USART1_CK/TIM1_CH1/MCO
67
PA9/USART1_TX/TIM1_CH2
68
PA10/USART1_RX/TIM1_CH3
69
PB8/TIM4_CH3
95 PB9/TIM4_CH4
96
NC
73
PB5/I2C1_SMBAI
91
PB6/I2C1_SCL/TIM4_CH1
92
PB7/I2C1_SDA/TIM4_CH2
93
PA13/JTMS/SWDIO
72 PA14/JTCK/SWCLK
76
PA15/JTDI
77
PB3/JTDO/TRACESWO
89
PB4/JNTRST
90
PC10
78
PC11
79
PC12
80
PC13-TAMP_RTC
7
OSC_IN
12
OSC_OUT
13
VDD_5
11
VDD_4
28
PE4/TRACED1
3
PE5/TRACED2
4
PE6/TRACED3
5
PE7
38
PE8
39
PE9
40
PE10
41
PE11
42
PE12
43
PE13
44
PE14
45
PE15
46
PD0
81
PD1
82
PD2/TIM3_ETR
83
PD3
84
PD4
85
PD5
86
PD6
87
PD7
88
PD8
55
PD9
56
PD10
57
PD11
58
PE0/TIM4_ETR
97
PE1
98
PE2/TRACECK
1
PE3/TRACED0
2
PB2/BOOT1
37
BOOT0
94
NRST
14
VSS_1
49
VDDA
22
VREF+
21
VREF-
20
VSSA
19
PA0-WKUP/USART2_CTS/ADC_IN0/TIM2_CH1_ETR
23
PA1/USART2_RTS/ADC_IN1/TIM2_CH2
24
PA2/USART2_TX/ADC_IN2/TIM2_CH3
25
PA3/USART2_RX/ADC_IN3/TIM2_CH4
26
PA4/SPI1_NSS/USART2_CK/ADC_IN4
29
PA5/SPI1_SCK/ADC_IN5
30
PA6/SPI1_MISO/ADC_IN6/TIM3_CH1
31
PA7/SPI1_MOSI/ADC_IN7/TIM3_CH2
32
PB0/ADC_IN8/TIM3_CH3
35
PB1/ADC_IN9/TIM3_CH4
36
PC0/ADC_IN10
15
PC1/ADC_IN11
16
PC2/ADC_IN12
17
PC3/ADC_IN13
18
PC4/ADC_IN14
33
PC5/ADC_IN15
34
PC6
63
PC7
64
PC8
65
PC9
66
L8
EXCML16A270U
0.1uF C7
EXB28V101JX RA7
1 8
6
5 4
3
2 7
B6B-PH-K-S (LF)(SN)
CN3
1 2 3 4 5 6
0.1uF C1
EXB28V101JX RA8
1 8
6
5 4
3
2 7
2549A-04G2T
JK1
3 2 1 4 10 20
10uF
C30
0.1uF
C5
1.5k
R20
0.1uF C9
DSX321G 8.000MHZ
X1
1
2 4
3 10uF
C32
0.1uF C3
EXB28V101JX
RA3
1 8
6
5 4
3
2 7
F ( 1% )
0.1
R3
UnPop
1000pF
C33
0.1uF C10
EXB28V101JX
RA10
1 8
6
5 4
3
2 7
TP1
TP2
TP50
TP51
TP45
TP46
TP47
TP48
TP52
0
R18
EZJZ1V800AA
R10
EZJZ1V800AA
R9
0 R17
0 R19
10pF
C11
10pF
C12
EXB28V101JX
RA5
1 8
6
5 4
3
2 7
680 R25
UnPop
KP-1608SURC
LED30
UnPop
1 2
12
R8
12 R7
KBD
SCAN
KBD
SCAN
KBD
DATA
(H-Active)
(H-Active)
(H-Active)