Roland V-Drums TD-20 - Circuit Diagram (Panel-L)

56
Feb.2004
CIRCUIT DIAGRAM (PANEL-L)
fig.panel2-c
VR301...VR308:EWANFEX10B14
Piezo(Preview)
DGND
D +5
D +5
Pattern
EffectSW
Fader
Stop
EQ/Comp
Mixer
Play
AMB
Inst
Rec
MFX
Kit
Click
MstrComp
Carbon
SW
To Main
DGND
DGND
DGND
DGND
DGND
DGND
DGND
D
PANEL - L BOARD
PRE_TRIG
SCAN5
SCAN6
SCAN7
SLD4SLD1
SLD4
SLD2
SLD0
SLD3
SLD0
SLD7
SLD3
SLD1
SLD7
SLD2
KIT_LED
SLD5 SLD6
SLD5
SLD6
SWD2SWD1 SWD3
SWD0
SWD3
SWD6
SWD1
SWD5
SWD5
SWD4
SWD2
SWD4
SWD[6:0]
SWD6
LEDDRV3
LEDDRV2
LEDDRV4
LEDDRV5
LEDDRV[5:0]
LEDDRV1
LEDDRV0
PREV_CSW
non_cnct
+
D3.
+
D3.3
+
+
C304
0.1
C313
0.1
C302 0.1
C312
0.1
C311
0.1
C310
0.1
C309
0.1
C308
0.1
C307
0.1
C306
0.1
C305
0.1
VR308A
1
2
3
VR302A
1
2
3
VR303B
10 20
VR308B
10 20
VR303A
1
2
3
VR302B
10 20
VR307B
10 20
VR304A
1
2
3
VR301B
10 20
VR306B
10 20
VR305A
1
2
3
VR305B
10 20
VR307A
1
2
3
VR301A
1
2
3
VR304B
10 20
DA301
MA142WK
12
3
DA302
MA142WK
12
3
VR306A
1
2
3
IC301A
HD74LV04ATELL
1 2
IC301B
3 4
IC301C
5 6
R301
47
R302
47
R303
47
IC301D
HD74LV04ATELL
9 8
IC301E
11 10
IC301F
13 12
CN301
38FMN-STK-A
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
21
22
22
23
23
24
24
25
25
26
26
27
27
28
28
29
29
30
30
31
31
32
32
33
33
34
34
35
35
36
36
37
37
38
38
C301
10/16
C303
10/16
SW301
EVQ11A05R
1 2
SW307
1 2
SW314
1 2
SW302
1 2
SW308
1 2
SW315
1 2
SW303
1 2
SW309
1 2
SW316
1 2
SW304
1 2
SW310
1 2
SW317
1 2
SW305
1 2
DA303
MA142WK
12
3
DA305
MA142WK
1 2
3
SW311
1 2
DA306
MA142WK
1 2
3
DA307
MA142WK
12
3
IC301G
HD74LV04ATELL
14 7
DA310
MA142WK
12
3
DA309
MA142WK
12
3