Circuit Diagram (Panel Board) - Roland SP-404SX Service Notes

Sep. 2009

Circuit Diagram (Panel Board)

fig.d-PANEL.eps@L
D+3.3V
Q1
1
LS0
RN2426(TE85L.F)
LSP0
Q2
1
LS1
RN2426(TE85L.F)
LSP1
Q3
1
LS2
RN2426(TE85L.F)
LSP2
Q15
1
LS5
LSP5
RN2426(TE85L.F)
LSP4
LED2
2 1
SML-E12DWT86
LSP3
LED10
2 1
SML-E12DWT86
LDQ0
1 1
LD0
Q6 Q7
DGND DGND
DTC114TKAT146 DTC114TKAT146
LD1
LD2
LD3
LD4
LD5
LD6
LD7
CN3
1
TP46
2
TP1
3
TP2
4
TP3
5
TP4
6
TP5
S6B-PH-K-S (LF)(SN)
(To MAIN BOARD)
D+3.3V D+3.3V
VR0 VR1
VR1
2 2
10kB
DGND DGND DGND
RK09D1130C5B RK09D1130C5B
RK09D1130C5B RK09D1130C5B
VR1 VR1 VR2
10kB 10kB 10kB 10kB
DGND DGND DGND
24
3
COM1A
26
COM1B
19
COM2
18
COM3
LED1
BA56-11EWA
LED52 LED18
2 1 2 1
SML-E12DWT86 SML-E12DWT86
LED3 LED4 LED5
2 1 2 1 2 1
SML-E12DWT86 SML-E12DWT86 SML-E12DWT86
LED11 LED12 LED13
2 1 2 1 2 1
SML-E12DWT86 SML-E12DWT86 SML-E12DWT86
LDQ1 LDQ2 LDQ3
1 1 1
Q8 Q9 Q10
DGND DGND DGND
DTC114TKAT146 DTC114TKAT146 DTC114TKAT146
VR4
50kB
VR4 VR4
RK09K12C0A8H
50kB 50kB
RK09K12C0A8H
RK09K12C0A8H
12 22
DGND DGND
D+3.3V
VR2 VR2
VR3
10kB
2
10kB
DGND
DGND DGND
RK09D1130C5B
RK09D1130C5B
VR2
VR3 VR3
10kB 10kB
DGND
DGND DGND
LED6 LED14
2 1 2 1
SML-E12DWT86 SML-E12DWT86
PAD BLOCK
LED53 LED7 LED8
2 1 2 1 2 1
SML-E12DWT86 SML-E12DWT86 SML-E12DWT86 SML-E12DWT86
LED15 LED16
2 1 2 1
SML-E12DWT86 SML-E12DWT86 SML-E12DWT86
LDQ4 LDQ5 LDQ6
1 1 1
Q11 Q12 Q13
DGND DGND DGND
DTC114TKAT146 DTC114TKAT146 DTC114TKAT146
C3
D+3.3V
0.1uF
IC4
DGND
3
LSC2
C _Y7
2
LSC1
B _Y6
1
LSC0
A _Y5
_Y4
D+3.3V _Y3
5
_G2B _Y2
4
_G2A _Y1
6
G1 _Y0
TC74VHC138FT(EL)
DGND 2 5.5V
DGND
A+6V
1 2
LED46 UnPop
SSC-Z16B
1 2
LED47 UnPop
SSC-Z16B
1 2
LED20
SSC-Z16B
1 2
LED21
SSC-Z16B
1 2
LED48 UnPop
SSC-Z16B
1 2
LED49 UnPop
SSC-Z16B
(Blue)
PWM_BLUE
Q16
DTC114TKAT146
SP-404SX
D+3.3V
DGND
DGND
SS2
SS1
SS0
D+3.3V
DGND
C13
1uF
1
LED9 PEAK
2 1
LED17
2 1
LED SPACER:
04010601
DGND
LDQ7
0 R64
1 7
LS4
UnPop IC5
TC7W04FU(TE12L.F)
DTC114TKAT146
IC5 UnPop
6 2
TC7W04FU(TE12L.F)
DGND
0 R65
3 5
LS3
UnPop
IC5
7
TC7W04FU(TE12L.F)
9
DTC114TKAT146
10
LS5
11
LS4
12
LS3
13
LS2 D+3.3V
14
LS1
15
LS0
IC5
TC7W04FU(TE12L.F)
DGND
D+3.3V
R66
LED51
150
1 2
SML-E12DWT86
R58
100
R67
LED50
R59
150
100
1 2
SML-E12DWT86
(Red)
1 1
PWM_RED
Q18
DTC114TKAT146
DGND
C2
D+3.3V
0.1uF
IC1
3 7
C Y7
2 9
B Y6
1 10
A Y5
11
Y4
12
Y3
5 13
_G2B Y2
4 14
_G2A Y1
6 15
G1 Y0
TC74VHC238FT(EL)
DGND 2 5.5V
D+3.3V
Q14
DTA124EKAT146(PB FREE)
SD5
SD4
SD3
SD2
SD1
SD0
A+6V D+3.3V
Q4
1
RN2426(TE85L.F)
1
LSP4
Q17 UnPop
A+6V D+3.3V
DGND
Q5
1
RN2426(TE85L.F)
1
LSP3
Q19 UnPop
DGND
UnPop
DGND