Roland V-Drums TD-20 - Advanced Trigger Parameter Adjustments

48
Feb.2004
CIRCUIT DIAGRAM (MAIN 9/9)
fig.main9-c
MIX_IN&Direct
MAIN_CPU
MAIN_CPU
XV_ESP
NIU : Means Not In Use
MAIN BOARD
(PHONES&MASTER)
XMUTE
XPDN
XPDN
P
H
PHO_RSND
PHO_LSND
MAS_RSND
3DA_CNTEN1
3DA_CNTCK
3DA_CNTCK
3DA_CNTDO
3DA_CNTDO
3DA_CNTEN2
3ESP_MCK
3ESP_MCK
3ESP_BCK
3ESP_BCK
3ESP_SD1
3ESP_LRCK
3ESP_LRCK
3ESP_SD5
MAS_LSND
A
A
A
A
A
A
A A -15A
A
D
D
+
5D
A
A
A
D
D
A
+
5D
+
15
+
15
+
15
IC19
AK4382
MCLK
1
BICK
2
SDTI
3
LRCK
4
PDN
5
CSN
6
CCLK
7
CDTI
8
AOUTR-
9
AOUTR+
10
AOUTL-
11
AOUTL+
12
VSS
13
VDD
14
DZFR
15
DZFL
16
IC14A
M5218AFP
+
-
2
3
1
R61
3.9k
R60
15k
C86
100p
R62
3.9k
C90
100p
R63
15k
IC14B
M5218AFP
+
-
6
5
7
R65
3.9k
R64
15k
C91
100p
R66
3.9k
C93
100p
R67
15k
IC16B
M5218AFP
+
-
6
5
7
R71
3.9k
R68
15k
C97
100p
R74
3.9k
C104
100p
R80
15k
C110
100p
C108
100p
IC16A
M5218AFP
+
-
2
3
1
R84
15k
R86
3.9k
R88
15k
IC21
AK4382
MCLK
1
BICK
2
SDTI
3
LRCK
4
PDN
5
CSN
6
CCLK
7
CDTI
8
AOUTR-
9
AOUTR+
10
AOUTL-
11
AOUTL+
12
VSS
13
VDD
14
DZFR
15
DZFL
16
R102
47k
R103
47k
R106
10k
R107
470k
DA4
NIU
21
3
R100
0
R104
NIU
C121
NIU
Q13
DTC114EUA
1
23
C87
0.1
C98
0.1
R85
3.9k
R414
100
R415
100
R417
100
R416
100
C432
0.1
C433
0.1
Q12
2SC4081
1
23
Q11
2SA1576A
1
32
C425
1000p
C426
1000p
C410
100p
C411
100p
C412
100p
C413
100p
R602
0
R603
0
C120
4.7/25
C88
10/16
C92
10/16
C401
10/16
C402
10/16
C119
10/16
3DA_CNTEN1
3DA_CNTEN2
3DA_CNTCK
3DA_CNTDO
A_MUTE
XMUTE
XPDN
3ESP_MCK
3ESP_BCK
3ESP_SD1
3ESP_LRCK
3ESP_SD5