Alesis Performance User manual

TECHNICAL SPECIFICATIONS
Audio Outputs:
2 TS 1/4" (main), 1 TRS 1/4" (phones)
SNR: 94 dB (A-weighted)
THD+N: ~0.004% @ 1.38 kHz
Pads: 8 velocity sensitive
Sample/DAC Bit Resolution
16 / 24
Sounds 500 (w/Dynamic Articulation™)
Sounds Accessible via Pads
8
Sounds Accessible via MIDI
120
Polyphony
32-voice
Panning 7-position user programmable
Velocity Response
8 loudness levels via pads, 127 via MIDI
Timing Resolution
96 ppq
Time Signature Range
1-128 beats per pattern
Tempo Range
30-300 BPM
Notes/Patterns/Songs 150,000 / 200 (100 user, 100 preset) / 100
Kits
100 user, 100 preset
MIDI Prog Change Response
Kit
Sync MIDI Clock with Song Position Pointer
Footswitch Jacks/Functions
Hi-Hat and Kick
Other Features
Step Editing, Stereo Samples, Reverb and Compressor / EQ
effects.
Power Input 12VDC 500mA, center pin ground
Weight 7.1 lbs (3.2 kg)
Dimensions (W x D x H) 17.2" x 14" x 2.5" (437 mm x 356 mm x 64 mm)
7-51-0337-A
SERVICE MANUAL
MODEL:PERFORMANCE

DISASSEMBLY PROCEDURES
1. REMOVING OF THE BOTTOM CHASSIS .(Fig1)
(A) REMOVE 18 SCREWS FROM BOTTOM CHASSIS. .
(B) REMOVE 1 CABLE FROM MAIN PCB ASSEMBLY.
(C) REMOVE 1 CABLE FROM TOP PAMEL PCB ASSEMBLY.
(Fig1)
2. REMOVING OF THE ENCODE PCB ASS’Y . (Fig2)
(A) REMOVE 1 NUT AND 1 WASHER AND SCREWS.
(B) REMOVE 1 CABLE BEFORE REMOVING OF THE ENCODE PCB ASSEMBLY.
(Fig.2)

3.DISASSEMBLE THE TOP PAMEL PCB ASS’Y. (Fig3)
(A) REMOVE 8 SCREWS FROM THE TOP PAMEL PCB ASS’Y.
(B) REMOVE 1 CABLE BEFORE REMOVING OF THE TOP PAMEL PCB ASSEMBLY.
(Fig.3)
4.DISASSEMBLE THE MAIN PCB ASS’Y. (Fig4)
(A) REMOVE 5 SCREWS FROM THE MAIN PCB ASS’Y.
(B) REMOVE 5 NUTS AND 2 KNOBS FROM THE MAIN PCB ASS’Y.

(Fig.4) 
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LEVEL
P/N DESCRIPTION QTY REF
1 NP213ALE55 Name Plate 1 1
1 PT1330213 Cabinet 1 2
1 RU1310657 Rubber Button 1 3
1 PT1310699 FIXED HOLDER 1 4
1 RU1310632 RUBBER DRUM PAD 1 5
1 RU1310633 RUBBER DRUM PAD 1 6
1 RU1310634 RUBBER DRUM PAD 1 7
1 RU1310635 RUBBER DRUM PAD 1 8
1 RU1310636 RUBBER DRUM PAD 1 9
1 RU1310637 RUBBER DRUM PAD 1 10
1 RU1310638 RUBBER DRUM PAD 1 11
1 RU1310639 RUBBER DRUM PAD 1 12
1 MT1304494 HOLDER PLAET 1 13
1 MT1304495 HOLDER PLAET 1 14
1 MT1304496 HOLDER PLAET 1 15
1 MT1304497 HOLDER PLAET 1 16
1 MT1304498 HOLDER PLATE 1 17
1 MT1304499 HOLDER PLATE 1 18
1 MT13044100 HOLDER PLATE 1 19
1 MT13044101 HOLDER PLATE 1 20
1 RU1340203 DRUM PAD FOAM 1 21
1 EVA1304456 EVA 8 22
1 OTAL7-00-0001 PIEZO 4.6KHZ 8 23
1 EVA1304455 EVA 2 24
1 EVA1504425 EVA 2 25
1 LCM-3244JD Liquid Crystal Display Module 1 26
1 SC0308RBNI SCREW M3X8 PRN TAPPING 17 29
1 MT132040503 Rear Panel Printing 1 31
2 MT1320405 REAL PANEL 1
1 AL9-11-1011 ALPHA KNOB 1 32
1 PT1304315 POWER CABLE RETAINER 1 33
1 PT1330313 BOTTOM CHASSIS 1 34
2 MT1304310 INSERT NUT M5 4
1 RU1330701 FOOT STAND 4 35
1 SC0410PBBI SCREW M4X10 PPB TAPPING 15 36
1 SC0315RBBI SCREW M3X15 PRB TAPPING 3 37
1 SC0306RIBI SCREW M3X6 PPB 3 38
1 SC0310PBBI SCREW M3X10 PPB TAPPING 1 39
1 SC0306RBNI SCREW M3X6 PRN Tapping 2 40
1 AL9-15-1112 CAP KNOB 1 41
1 AL7-51-0154-O Safety Manual 1
1 AL7-91-1002 GEL SILICA 2
1 CB310S064 Separate Wall 1
1 CGLDS5513ALE01 Inner Box 1
1 CN1220006201 CONNECTOR(5P) 1
1 CTLDS5513ALE01 Carton 1
1 FFC3010002502 FFC 30Pin Pitch

1.0mm Length 1
1 LAC22ALE246 Serial Bar Code Label 1
1 LAC53ALE112 Safety Label 1
1 LAC62ALE248 Bar Code Label 1
1 LAC67YAH261 Sticker 8mm Green 1
1 LAP67YAH255 Sticker 10mm red 5
1 OPLDS5ALE01 Instruction Book 1
LDS5 BOM

1 OPLDS5ALE02 Fast Instruction 1
1 PE150350BO Poly Bag 150*350mm 1
1 PE230370402B07 Poly Bag 230*370mm 1
1 PLIED0401 POLY FOAM 1
1 PLIED0402 POLY FOAM 1
1 SD49055000REP SOFT SHEET 1
1 TF41076201UL Adaptor EI-41 AC120V DC12V 0.5 1
1 WR003212010B 5P WIRE 150MM 4
1TWPC10A01001
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1
2PC10A010 Main PCB 6 Layer FR-4 1.6T 222 1
2TWPC10A010A01 Main PCB Assembly 1
2AL0-09-0074 Potentiometer Rotary 10KA 25mm 1 P1
2AL1-08-0223 Capacitor Electrolytic 220UF/1 1 C99
2AL1-70-2102 Solid Tantalum Electrolytic 3 C88,117,121
2AL2-50-4149 Diode Single 1N4148 100V 200mA 2 D5,6
2AL2-51-0140 Schottky Barrier Rectifiers Di 3 D1,11,14
2AL2-51-4401 Transistor 2N4401 NPN SOT-23 ( 1 Q13
2AL2-51-4403 Transistor 2N4403 PNP SOT-23 5 Q7,16,17,20,21
2AL2-54-0138 Mosfet BSS138 N-CH SOT-23 1 Q15
2AL2-61-2674 IC REG VOLTAGE LM2674M-ADJ 150 1 U9
2AL2-62-0245 IC 1 U20
2AL2-71-4580 IC NJM4580E 1 U17
2AL2-72-0339 IC LM339 ANALOG COMP SOP-14 2 U27,28
2AL2-73-4052 IC CD4052 DIFFERENTIAL 4-CHAN 1 U29
2AL2-75-4345 IC CS4345 TSSOP-10 1 U10
2AL4-00-0002 MIDI Jack 8P 90°Female 1 J4
2AL4-02-0006 JACK 1/4 MONO 5-PIN FEM MINI W 4 J1,2,7,8
2AL4-02-0007 JACK 1/4 STEREO 7-PIN FEM MINI 1 J6
2AL4-14-0014 Pin Header 180°Pitch 2.54mm 1 J14
2AL6-02-0001 Switch Push 2P2T Dual Row Lock 1 SW1
2AL7-20-0070 BEAD 120@100MHz 200mA±25% 0 30 L2,L10,L11,L12,L13,L14,L15,L19~41
2AL7-20-0071 BEAD SMD 1806 1 L17
2AL7-20-0087 Inductor 15uH 2.3A ±15% 10.5 1 L3
2AL7-20-1039 INDUCTOR 39UH PE-53814SNL SMD 1 L4
2AL9-61-0188 IC(AL2-70-9107) 1 U30
3AL2-70-9107 IC P89LPC9107FDH Blank TSSOP-1 1 (U30)
2CS101J5005NPO CCAP SMD 100pF/50V 5% 0805 NPO 4 C31,32,63,65
2CS102J5005NPO CCAP SMD 1nF/50V 5% 0805 NPO 9 C5,6,11,16,18,20,22,50,183
2CS103K5003X7R CCAP SMD 0.01uF/50V 10% 0603 X 7 C72,100,101,104,106,124,130
2CS104K5003X7R CCAP SMD 0.1uF/50V 10% 0603 X7 63 C8,12,15,26,40,46,49,58,59,61,64,66,71
C73,74,77,80,83,84,86,87,90,95~97,102
C103,105,107,108~111,113~115,118~120
C122,123,125,127~129,131,133~138
C140~146,168,180~182
2CS105K1605X7R CCAP SMD 1uF/16V 10% 0805 X7R 2 C42,116
2CS122J5005NPO CCAP SMD 1.2nF/50V 5% 0805 NPO 2 C75,79
3CS180J5005NPO CCAP SMD 18pF/50V 5% 0805 NPO 2 C85,94
2CS330J5005NPO CCAP SMD 33pF/50V 5% 0805 NPO 2 C43,48
2CS334K5005X7R CCAP SMD 0.33uF/50V 10% 0805 X 1 C112
2CS394K1605X7R CCAP SMD 0.39uF/50V 10% 0805 X 8 C172~179
2CS475K1606X7R CCAP SMD 4.7uF/16V 10% 1206 X7 1 C98
2CS561J5005NPO CCAP SMD 560pF/50V 5% 0805 NPO 2 C76,78
2EC10735TLE Capacitor Electrolytic low ESR 1 C54
2ECS15725F Capacitor Electrolytic LOW ESR 2 C38,39
2ECS22616B Capacitor Electrolytic 22uF/16 16 C17,19,21,23,24,25,44,45,53,57,67,81,91

C92,132,139
2ECS68606D Capacitor Electrolytic low ESR 1 C82
2FCN2R1003002 FCN dual touch 90°pitch 1.0m 1 J15
2IC42S16400F-6TL IC IC42S16400D-6TL 1 Mbits *16 1 U23
2IC74AHC174 IC 74AHC174 SOP-16 1 U14
2IC74AUP1G32 IC 74AUP1G32 SOT23-5 1 U11
2IC74LVC14 IC 74LVC14 SOP-14 2 U5,16
2IC74VHC27M IC 74VHC27M SOP-14 1 U12
2ICBF531 IC DSP ADSP-BF531 1 U21
2ICLM317 IC LM317 1.5A SOT-223 1 U22
2ICM25PE80 IC M25PE80-VMW6TG 8-Mbit page- 1 U24
2ICMC34074A IC MC34074ADR2G SOIC-14 2 U7,8
2ICMIC809SU Reset IC(2.93V) 1 U13
2ICNJM2387 IC 1 U2
2ICYH100M07 IC (ICS29GL256N+Program) TSOP- 1 U19
3ICS29GL256N IC(MX29GL256EHT2I-90Q)TSOP-56 1 (U19)
2JK33522 Phone JACK 1 J9
2JKDJ-0702B-025 JACK 1 J10
2LDLTST-C190KRKT LED 5 D7,15,16,17,18
2PT1304702 PLATE 1 (J4)
2RS000008J05 RES 05% SMD 0805 4 R98,114,120,202
2RS002408F05 RES 241% SMD 0805 4 R132,135,136,141
2RS002K08F05 RES 2K 1% SMD 0805 2 R203,204
2RS003008F05 RES 301% SMD 0805 2 R133,156
2RS005108F05 RES 511% SMD 0805 6 R7,58,111,129,130,153
2RS006208F05 RES 621% SMD 0805 4 R65,79,80,81
2RS010K08F05 RES 10K 1% SMD 0805 14 R67,72,107,110,112,116,158,159,162~164
R200,201,205
2RS010K10F03 RES 10K 1% SMD 0603 3 R206~208
2RS015K08F05 RES 15K 1% SMD 0805 2 R117,125
2RS018K08F05 RES 18K 1% SMD 0805 8 R177,180,183,186,189,192,195,198
2RS020K08F05 RES 20K 1% SMD 0805 8 R1,2,28,29,37,38,42,94
2RS024908F05 RES 2491% SMD 0805 1 R95
2RS038308F05 RES 3831% SMD 0805 1 R123
2RS03K408F05 RES 3.4K 1% SMD 0805 4 R52,55,86,87
2RS043208F05 RES 4321% SMD 0805 1 R102
2RS043K08F05 RES 43K 1% SMD 0805 1 R109
2RS047008F05 RES 4701% SMD 0805 4 R64,82,83,84
2RS04K708F05 RES 4.7K 1% SMD 0805 14 R20,74,124,131,134,152,176,179,182,185
R188,191,194,197
2RS04K710F03 RES 4.7K 1% SMD 0603 1 R210
2RS05K110F03 RES 5.1K 1% SMD 0603 1 R209
2RS075K08F05 RES 75K 1% SMD 0805 8 R178,181,184,187,190,193,196,199
2RS07K508F05 RES 7.5K 1% SMD 0805 1 R4
2RS100K08F05 RES 100K 1% SMD 0805 4 R21,73,100,106
2RS1K1508F05 RES 1.15K 1% SMD 0805 5 R3,36,41,77,128
2RS4K1208F05 RES 4.12K 1% SMD 0805 12 R53,54,60,61,70,71,90,91,101,103,104,105
2RS560K08F05 RES 560K 1% SMD 0805 1 R165
2RSN0470104J03 RES NETWORK 4705% 1/10W SMD 1 R113
2TCS107M040B Solid Tantalum Electrolytic Ca 1 C89
2TE622001201 Pin Header 90°Pitch:2.00mm S 1 J5
2TR2SD2114KSM Transistor 2SD2114K NPN SOT-23 4 Q3,4,8,10
2TRFDS9431A Mosfet FDS9431A P-CH SOIC-8 1 Q14
2UHPH3001IG PLATE CORE 114@100MHZ 30X1.5 1 (U21)
2XTM08000X6F1 Crystal 8MHZ 49US SMD Fundamen 1 X1
1TWPC10A010B01 Encode PCB Assembly 1

2AL0-17-0103 Res Array 4X10K 1/10W 0603 1 E_R1
2CN0420001302 Flat Cable 4Pin Pitch 2.0mm Si 1 E_J1
2SWDC11B2020405 Switch Rotational Encode 20Pul 1 E_ENC1
1TWPC10A00901 TOP Panel PCB Assembly 1
2AL2-51-4401 Transistor 2N4401 NPN SOT-23 ( 13 Q1~6,8~10,14,15,20,21
2AL2-51-4403 Transistor 2N4403 PNP SOT-23 1 Q7
2AL2-62-0541 IC 74AHC541 OCTAL BUFFERS/DRIV 1 U2
2AL2-62-0573 IC SN74AHC573DWR Octal Transpa 1 U1
2AL7-20-0070 BEAD 120@100MHz 200mA±25% 0 2 L1,2
2BALE48207-5A LED HOLDER 2 (D4,5)
2CS104K5003X7R CCAP SMD 0.1uF/50V 10% 0603 X7 11 C1~9,11,12
2FCN1T0503001 FCN Down Touch ZIF SMD Pitch=0 1 J2
2FCN1T1003001 FCN Down Touch 90°Pitch 1.0m 1 J1
2LDL-2060GD Liquid-emitting Diode Green As 1 D4
2LDL-2060ID Liquid-emitting Diode Red Asti 1 D5
2PC10A009 TOP Pane PCB 2 Layer FR-4 1.6T 1 -
2RS000008J05 RES 05% SMD 0805 11 R1,6~13,16,17
2RS006808F05 RES 681% SMD 0805 1 R14
2RS010K08F05 RES 10K 1% SMD 0805 14 R2,4,5,21~29,79,80
2RS018008F05 RES 1801% SMD 0805 1 R15
2RS02K208F05 RES 2.2K 1% SMD 0805 4 R3,18,19,20
2TE682000401 Pin Header 90°Pitch:2.0mm Si 1 J3

1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
D D
C C B B
A A
C heck R E V D escription
Title:
SizeA3 Number Revision
Date :
File Name:
Sheet of
Design By :
D A TED esignA pproval
NC NC
NC NC NC NC
8MB
8MB
8-64MB
NC NC NC
NC NC NC
NC NC NC NC NC
NC NC
NC
NC
R134 FOR DEVEL. ONLY
NC NC NC
NC NC
STUFF ONLY ONE: U15 OR U24
DNS
ADSP -BF 531
DATA15 98 DATA14 99 DATA13 100 DATA12 101 DATA11 102 DATA10 103
DATA1 115 DATA0 116
BG 119
BGH 120
ADDR19
121 ADDR18 122 ADDR17 123 ADDR16 124 ADDR15 125 ADDR14 126 ADDR13 127 ADDR12 135 ADDR11 136 ADDR10 137 ADDR9 138 ADDR8 139 ADDR7 140 ADDR6 141 ADDR5 142 ADDR4 146 ADDR3 147 ADDR2 148 ADDR1 149
ABE1 150 ABE0 151
AWE
152 ARE 153 AOE 154
AMS3
158 AMS2 159 AMS1 160 AMS0 161
ARDY
162
DATA9 104 DATA8 105 DATA7 108 DATA6 109 DATA5 110 DATA4 112 DATA3 113
SA10 164
SCK E 173
SMS 172
SRAS 167
SWE 165
DATA2 114
BR 163
SCAS 166
CL K OUT 169
U21A
ADSP -BF 531
BMODE1
95
BMODE0
96
DR0SEC
73 DR0P RI 74
DT1SEC
58 DT1P RI 59
DR1SEC
62 DR1P RI 63
DT0SEC
67 DT0P RI 68
EMU 83
MI SO
54
MOSI
55
NMI
14
RESET
13
RF S1
64
RF S0
75
TCK 94
TDI 86
TDO 87
TMR2
77 TMR1 78 TMR0 79
TRST 84
TMS 85
TX
81
RX
82
PPI_CL K 21
PPI0 22 PPI1 23 PPI2 24 PPI3 26
PF15 27 PF14 28 PF13 29 PF12 32 PF11 33 PF10 34
PF9 35 PF8 36 PF7 37 PF6 38 PF5 46 PF4 47 PF3 48 PF2 49 PF1 50 PF0 51
SCK
53
TF S1
60 TSCL K 1 61
RSCL K 1
65
TF S0
69 TSCL K 0 72
RSCL K 0
76
U21B
0.1uF
C26
K 8D6316_DNS
A15 1 A14 2 A13 3 A12 4 A11 5 A10 6
A9 7 A8 8
A19 9 A20 10
WE 11
RESET 12
A21 13
WP /ACC 14
RY/BY
15
A18 16 A17 17
A7 18 A6 19 A5 20 A4 21 A3 22 A2 23 A1 24 A0 25
CE 26
27
OE 28
DQ0
29
DQ8
30
DQ1
31
DQ9
32
DQ2
33
DQ10
34
DQ3
35
DQ11
36
37
DQ4
38
DQ12
39
DQ5
40
DQ13
41
DQ6
42
DQ14
43
DQ7
44
DQ15/A- 1
45
46
BYTE 47
A16 48
GND GND
VCC
U18
S29GL 256
A23 1 A22 2 A15 3 A14 4 A13 5 A12 6 A11 7 A10 8
A9 9 A8 10
A19 11 A20 12
WE 13
RESET 14
A21 15
WP /ACC 16
RY/BY
17
A18 18 A17 19
A7 20 A6 21 A5 22 A4 23 A3 24 A2 25 A1 26
27 28
29
30
A0 31
CE 32
33
OE 34
DQ0
35
DQ8
36
DQ1
37
DQ9
38
DQ2
39
DQ10
40
DQ3
41
DQ11
42
43
DQ4
44
DQ12
45
DQ5
46
DQ13
47
DQ6
48
DQ14
49
DQ7
50
DQ15/A- 1
51
52
BYTE 53
A16 54
55
NC 56
GND
N C
VCCVIO
U19
0.1uFC122
10.0k 1% R107
M25P E10_DNS
CS
1
MI SO 2
WP
3
4
MOSI
5
SCK
6
RESET
7
8
GND
VCC
U15
0.1uF C74
10.0k 1%
R110 4.7k
R134
10.0k 1%R116
10.0k 1% R112
30 ohmR156 51 ohmR153 24 ohmR141 24 ohmR136
51 ohmR129 51 ohmR130
24 ohmR135
0 ohm
R114
74AHC174
CL R
1
1Q 2
1D
3
2D
42Q 5
3D
63Q 7
8
CL K
9
4Q 10
4D
11
5Q 12
5D
13
6D
14 6Q 15
16
GND VCC
U14
74AUP 1G32
A
1
B
2Y4
U11A
0.1uFC128
5
3
V+ V-
U11B
0.1uF C97
51 ohm
R111
0.1uFC107 0.1uFC95
30 ohm
R133
24 ohm
R132
0.1uFC15 0.1uFC71
0.1uF
C83
0.1uF
C102
0.1uF
C140
M25P E80
CS
1
MI SO 2
WP
3
4
MOSI
5
SCK
6
RESET
7
8
GND VCC
U24
D0
D0
D1
D1
D2
D2
A1
A1
A1
D3
D3
D4
D4
A2
A2
A2
D5
D5
D6 D6
A3
A3
A3
D7
D7
D8
D8
D8
A4
A4
A4
D9
D9
D9
D10
D10 D10
D10
A5
A5
A5
D11
D11 D11
D11
D12
D12 D12
D12
A6
A6
A6
D13
D13 D13
D13
D14
D14 D14
D14
A7
A7
A7
D15
D15 D15
D15
A8
A8
A8
A9
A9
A9
A10
A10
A10
A10
A11
A11
A11
A12
A12
A12
A12
A20
A20
A13
A13
A13
A14
A14
A14
A15
A15
A15
GND
A16
A16
A16
A17
A17
A17
A18
A18
A18
A18
A19
A19
A19
A19
SA10
A21
A21
A22
A22
A23 A24 A25
D[0..15]
A[1..25]
GND
GND
ABE0 ABE1
RDY
GND
GND
+3.3V +3.3V+3.3V
RDY
GND
FL ASH_CS
FL ASH_CS
AOE
AOE
AWE
AWE
RDY
FL ASH_CS
AOE
AWE
ABE0 ABE1
+3.3V
+3.3V
GND
EEP ROM_CS
SCK
MOSI
GND
TCK
TDO
TDI
TMS
TRST
EMU
GND
+3.3V
RESET
RESET RESET
MI DI_OUT
PIEZOS_I N
GND
+3.3V
ENC_B
ENC_A
FP_CS
+3.3V
WP
WP
WP
GND
RESET
AMS1
WP
+3.3V
MAI N_MCL K
MAI N_BCL K
MAI N_SDATA
MAI N_L RCL K
LCD_CS
EEP ROM_CS
BCK LIT_P WM
MI SO
GND
+3.3V
AWE
AMS1
RESET
GND
GND
+3.3V
MAI N_SENSE
FP_SENSE
DL ED0 DL ED2 DL ED1
LCD_RS
GNDGND
L_SCK
MI SO
L_MOSI
SCK
MOSI
+3.3V
MOSI
EEP ROM_CS
SCK
WP
RESET
GND
D8 D9 D10 D11 D12 D13
A20 A21 A22 A23 A24 A25
A[1..25]
D[0..15]
1
DQ0 2
3
DQ1 4 DQ2 5
6
DQ3 7 DQ4 8
9
DQ5 10 DQ6 11
12
DQ7 13
14
DQML
15
WE
16 CAS 17 RAS 18 CS 19
BA0
20 BA1 21
A10
22
A0
23 A1 24 A2 25 A3 26
27
28
A4
29 A5 30 A6 31 A7 32 A8 33 A9 34
A11
35
NC 36
CK E
37
CL K
38
DQMH
39
NC 40
41
DQ8 42
43
DQ9 44
DQ10 45
46
DQ11 47 DQ12 48
49
DQ13 50 DQ14 51
52
DQ15 53
54
VDD VDDQ GND GNDQ
U23
D[8..13]
D[8..13]
D0 D1 D2 D3 D4 D5 D6 D7
A1 A2 A3 A4 A5 A6 A7 A8 A9
D0 D1 D2 D3 D4 D5 D6 D7 D8 D9
SDCL K
SCK E
SWE
SCAS SRAS
SMS
SA10
SRAS SCAS
SWE
SCK E
SDCL K
SA10
SMS
A[20..25]
A[20..25]
NC
NC
LDS5 MAIN PCB
2011.2.25 1 5
PC10A010
D SP/M EM O R Y
NC
GND
+3.3V
GND
5.1kR209 4.7kR210 10kR208
10kR206 10kR207

1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
D D
C C B B
A A
C heck R E V D escription
Title:
SizeA3 Number Revision
Date :
File Name:
Sheet of
Design By :
D A TED esignA pproval
See EE-228 for power supply desi gn notes
NC
DC12V 300mA neg tip
AL7-40-0052
NC NC
FOR DEVELOPMENT ONLY
NC NC
9.4V regulator for 120Hz suppression
NC
NC
(9.13V-9.84V, resistor+vref tolerances)
GND TP
AC COUPLE HEATSINK IF NEEDED
DO NOT STUFF FOR NOW
AC COUPLE HEATSINK IF NEEDED
DO NOT STUFF FOR NOW
FDS9431A
1 2 3
4
5 6 7 8
Q14
MBRS140L T3
D11
15uH
2 4
L3
0.1uF C73
68uF, 6.3V
C82
100uF, 4V
C89
0.1uF C113
0.1uF C123
0.1uF C127
0.1uF C133
0.1uF C96
0.01uF C101
0.01uF C104
0.1uF C84
0.1uF C103
0.1uF C105
0.1uF C118
0.1uF C111
0.1uF C125
0.1uF C115
0.1uF C136
0.01uF C100 0.01uF C106
0.01uF C124 0.01uF C130
10uF,10V
C88
10uF,10V
C121
10uF,10V
C117
LM809M3- 2.93
RST
VCC GND
U13
0.1uF C135
1 2 3
J10
MBRS140L T3 D1
1
2
3 4
5
6
SW1
R5
0.1uF_DNS C93
22uF,16V
C132
1.15k 1%R77
TP 1
TP 8
TP 10
TP 2
TP 9
8 MHz
X1
18pF
C94
18pF C85
LTST- C190K RK T
D7
0.1uF C120
0.1uF C137
0.1uF C119
0.1uF C129
0.1uF C131
LM2674M- ADJ
CB 1
2
3
FB 4
ON/OF F
5
6
VIN
7
OUTP UT 8
GNDNCNC
U9
100uF,25V
C54
0.1uF C58 0.01uFC72
39 uH
L4
432 OHM 1%R102 249 OHM 1%R95
220uF,16V
C99
MBRS140L T3
D14
LM317EMP
1
VOUT 2
VIN
3
TAB 4
ADJ
U22
383 ohm 1% R123
1.15k 1% R128
0.1uF C64
NJM2387
VIN
1
ON/OF F
2
OUT 3
VADJ 4
5
OUT(TAB) 6
GND
U2
0.1uF C8
0.1uF C138
22uF,16V
C139
1.15k 1%
R3
7.50k 1%
R4
0.1uF C141
0.1uF C142
B L M 41PG 102SN 1
12
L17
0.1uF_DNS
C148 C149 C150 C151 C152 C153 C154 C155 C156
0.1uF_DNS
C157 C158 C159 C160 C161 C162 C163 C164 C165
C166 C167 C169 C170 C171
0.1uF C168
+3.3V
GND
+3.3V
GND
GND
GND
GND
GND
RESET
+VRAW
+3.3V
GND
+5V
GND
GND GND
+3.3V
GND
GND
GND
GND
GND
+3.3V
GND
GND
GND
GND
+VRAW
GND
+5V
nominal 120Hz suppression: 21.6dB + 43.2dB = 64.5dB
1-pole 10Hz VREF f ilter
2-pole 10Hz VREF f ilter
15k R117 15k R125
TP 3
1uF
C116 NJM4580E
+
3
-
2
1
U17A
NJM4580E
+
5
-
6
7
U17B
43k R109
4.7k R124 4.7uF,16VC98
0.33uF C112
+VRAW
GND
+VREF
GND
84
+V -V
U17C
0.1uF C110
+VRAW
GND
ADSP -BF 531
1 2 3 7 8 9
15 19 30 39 40 41 42 43 44 56 70 88 89 90 91 92 97
106 117 128 129 130 131 132 133
144
155 170 174 175 176
6 12 20 31 45 57 71 93 107 118 134 145 156 171 25 52 66 80 111 143 157 168
VDDRTC 18
VROUT1 4 VROUT0 5
CL K IN 10
XTAL 11
RTXO 16
RTXI 17
V D D I NG
GN D
VD D EX T
U21C
NC
GN D
VDDI NG
LDS5 MAIN PCB
2011.2.25 2 5
PC10A010
PO W ER
*
***********
**
** ** ** ** ** ** ** ** ** ** ** **
DNS
0.1uF_D NS
C126
0. 1uF_D N S
C147
0.1uF_D N S
C184
0.1uF_D N S
C 185
0.
1uF_D N S
C 186
GND GND
FOR SCREW HOL E
D N S_C P201 209T -600Y
L18

1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
D D
C C B B
A A
C heck R E V D escription
Title:
SizeA3 Number Revision
Date :
File Name:
Sheet of
Design By :
D A TED esignA pproval
BASS
Hi-HAT
FRONTPANEL
NC NC NC NC
Connector and cable may not protrude from leading edge of PCB
NC NC NC
NC
NC
MIDI IN
MIDIOUT
Providemore AC ground pi ns One cap near each power pin of J15
1000pF C11
4.7k R20
0.1uF C12 100k R21
1000pF C50
4.7k R74
0.1uF C49 100k R73 1
2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
J15
BSS138
1
32
Q15
74AHC245A
DIR
1
A1
2
A2
3
A3
4
A4
5
A5
6
A6
7
A7
8
A8
9
10
B8 11 B7 12 B6 13 B5 14 B4 15 B3 16 B2 17 B1 18
EN
19
20
GND VCC
U20
0.1uFC90
T TS SS S S
J2
T TS SS S S
J1
0.1uF C86
147
V+ V-
U5G
74VHC27
1 2 12
13 U12A
74VHC27
9
11 8 10 U12C
74VHC27
3 4 6 5U12B
14
7
V+ V-
U12D
R13 R11
0 ohm
R98
BL M21BB121SN1
L21
L41 L40 L39 L38 L37 L36 L35
BL M21BB121SN1
L34
74LVC14
13 12
U5F
74LVC14
13 12
U16F
74LVC14
5 6
U16C
74LVC14
11 10
U16E
74LVC14
1 2
U16A
74LVC14
3 4
U16B
74LVC14
9 8
U16D
147
V+ V-
U16G
0.1uF C108
0.1uF C134
BL M21BB121SN1
L33
74LVC14
1 2
U5A
0.1uF
C87
0.1uF C109
1000pF C6
51 ohmR7
1000pF
C5
51 ohm
R58
74LVC14
5 6
U5C
74LVC14
9 8
U5D
R6
MI DI
1
2
3
45
6 7 8J4
BL M21BB121SN1
L14
BL M21BB121SN1
L15
0.1uF
C114
0.1uF
C143
0.1uF
C144
0.1uF
C145
0.1uF
C146
L22 L23 L25 L26 L27 L28 L30 L31
BL M21BB121SN1
L32 L24 L29
BL M21BB121SN1 L19
BL M21BB121SN1
L20
TP 11
+3.3V
BASS
HIHAT
+3.3V
GNDGND
BCK LIT_P WM
GND
+3.3V
GND
AOE
FP_CS
AWE
COL S_L E
ENC_BI N
GND
+3.3V
FP_CS
A14
GND
FP_CS
A13
GND GND
COL S_L E
ENC_AI N
FP_SENSE
+3.3V
+5V
LCD_CS
L_MOSI
L_SCK
GND
LCD_RS
ENC_A
ENC_B
+5V
RESET
+3.3V
MI DI_OUT
PIEZOS_I N
GND
GND
GND
K EYS_OE
A15
D7 D6 D5 D4 D3 D2 D1 D0
DEV
DEV
ICP HEADER
FOR DEVELOPMENT ONLY
FOR DEVELOPMENT:
Remove R96 Populate J3 and J13 When programming connect J13.1-J13.2 When executing connect J13.3-J13.2
FOR PRODUCTION:
Remove J3 and J13 Populate R96 Remove S2 Populate S2
P89LPC9107
P0
1
P1 3
V SS
4
P0
5
P1 6 P1 7
P0
8
P1 9
VD D 10
P0
11 P0 12 P0 14
U30
0.1uF C182
10.0k 1%
R205
0 ohmR202
2kR 203
+3.3V
GND
GND
AIN1 AIN2
HIHAT
+3.3V
MUXSEL 2 MUXSEL 1
ICP _RST
ICP _CL K
ICP _DATA
ICP _RST
GND
ICP _DATA
ICP _CL K
ICP _VDD
ICP _VDD
BASS
GND
2kR204
FOR DEVELOPMENT ONLY
74LVC14
3 4
U5B 74LVC14
11 10
U5E
NC NC
NC NC
1000pF C183
LDS5 MAIN PCB
2011.2.25 3 5
PC10A010
SW /LE D /USE R INPU T /M IDI
0 ohm_DNS
R12
0 ohm_DNS
R10
DNS DNS
DNS
ENC_AI N
ENC_BI N
NC
0 ohm_DNSR108
1
2
3
J13
1 2 3 4 5
J3
DNS
1
2
S2
R202 to be unstuffed R202 to be stuffed
(R202:PRODUCT ION ONL Y)

1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
D D
C C B B
A A
C heck R E V D escription
Title:
Size
A3 Number Revision
Date :
File Name:
Sheet of
Design By :
D A TED esignA pproval
NC
JTAG
STUFF ON ALESIS LD32 ONLY STUFF ON AKAI ACD1 ONLY
FOR DEVELOPMENT ONLY
4.7k
R152
1 2 3 4 5 6 7 8 9
10 11 12 13 14
J14
4.7k
R131
0 ohm R120
470 OHM
1 2
R113A
470 OHM
3 4
R113B
470 OHM
5 6
R113C
470 OHM
7 8
R113D
LTST- C190K RK T D16 LTST- C190K RK T D15 LTST- C190K RK T D18 LTST- C190K RK T D17
TP 6TP 4 TP 7TP 5
TDO
TDI
TRST
GND
TCK
TMS
EMU
+3.3V
GND
+3.3V
MAI N_SENSE
DL ED0 DL ED1 DL ED2
LCD_RS
+3.3V
Negative terminal of piezos should facecomparators
TO PIEZOS
Maximum drumming rate is 40 Hz Velocity resolution should be +-5
LM339
+
7
-
6
1
U27A4.7k
R176
18k R177
0.39uF C172
75k R178
1 2 3 4 5 6 7 8 9 10 11 12
J5
LM339
+
5
-
4
2
U27B
LM339
+
9
-
8
14
U27C
LM339
+
11
-
10
13
U27D
LM339
+
7
-
6
1
U28A
LM339
+
5
-
4
2
U28B
LM339
+
9
-
8
14
U28C
LM339
+
11
-
10
13
U28D
4.7k
R179
18k R180
0.39uF C173
75k R181
4.7k
R182
18k R183
0.39uF C174
75k R184
4.7k
R185 18k
R186
0.39uF C175
75k R187
4.7k
R188 18k
R189
0.39uF C176
75k R190
18k R198
0.39uF C179
75k R199
4.7k
R194
18k R195
0.39uF C178
75k R196
4.7k
R191
18k R192
0.39uF C177
75k R193
CD4052
Y0
1
Y2
2
YOUT 3
Y3
4
Y1
5
INH 6
7
8
B9
A10
X3
11
X0
12
XOUT 13
X1
14
X2
15
16
VEE VSS
VDD
U29
10.0k 1% R200
10.0k 1% R201
4.7k
R197
PE A K8
PE A K 7
PEAK 5
PEAK 4
PE A K 3
PEA K 2
PEAK 1
PEAK6
PA D 8
PA D7
PA D 6
PA D 5
PAD4
PA D 3
PA D 2
PAD1
GND
+5V
GND
AIN2 AIN1
+3.3V
+3.3V +3.3V +3.3V +3.3V +3.3V +3.3V +3.3V +3.3V +3.3V +3.3V +3.3V +3.3V
+3.3V+3.3V
+3.3V +3.3V
+5V
MUXSEL 1 MUXSEL 2
GND
312
+V -V
U27E
312
+V -V
U28E
+5V
GND
LDS5 MAIN PCB
2011.2.25 4 5
PC10A010
M ISC
0.1uF
C40
0.1uF
C46
0.1uFC181
0.1uF C180
0 ohm_DNS R121

1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
D D
C C B B
A A
C heck R E V D escription
Title:
SizeA3 Number Revision
Date :
File Name:
Sheet of
Design By :
D A TED esignA pproval
DAC OUTPUT: 2.145V FS FILTER GAIN = 1
BUFFER GAIN = 1.50 OUTPUT = 3.2V FS
MAIN RIGHT
MAIN LEFT
Note: Main channel should beinverted i n software
NC
NC
CS4345
SDIN
1
DEM/SCL K
2
LRCK
3
MCL K
4VQ 5
AOUTR 10
9
8
AOUTL 7
FILT+ 6
VA
GND
U10
BL M21BB121SN1 L2
22uF,16V C57
0.1uFC59
22uF,16V
C81
0.1uF C80
22uF,16V
C67
0.1uF C66
MC34074
-
2
+
3
1
U8A
MC34074
-
13
+
12
14
U8D
22uF,16V C92
100k R100
4.12k 1%
R104
1200pFC75
560pF
C76
4.12k 1%
R103
22uF,16V C25
22uF,16V C45
4.12k 1%
R70 10.0k 1%
R67
22uF,16V C53
20k R37
1.15k 1%
R36
1000pF
C20
MC34074
-
6
+
5
7
U8B
MC34074
-
9
+
10
8
U8C
22uF,16V C91
100k R106
4.12k 1%
R105
1200pFC79
560pF
C78
4.12k 1%
R101
22uF,16V C24
22uF,16V C44
4.12k 1%
R71 10.0k 1%
R72
22uF,16V C23
20k R42
1.15k 1%
R41
1000pF
C22
4.12k 1%
R61
4.12k 1%
R60
10K A
1
2
3
P1A
T
TS
SS
S S
J7
T
TS
SS
S S
J8
10K A
1'
2'
3'
P1B
33pFC43 33pFC48
R31
R35
2SD2114K
1
2 3
Q4
470 ohm R84
2SD2114K
1
2 3
Q3
470 ohm R83
4
11
+V
-V
U8E
0.1uF C77
MBT4403
1
23
Q16
MBT4403
1
2
3
Q17
10.0k 1% R158 10.0k 1% R159
411
+V
-V
U7E
0.1uF C61
BL M21BB121SN1
L10
BL M21BB121SN1
L11GND
+3.3V
GND
GND
MAI N_SDATA
MAI N_L RCL K
MAI N_MCL K
MAI N_BCL K
+VREF
+VREF
GND GND
+VREF
+VREF
IN_L
IN_R
GND GND
MAI N_L
MAI N_R
GND GND
GND GND
+VRAW +VRAW
MUTE
MUTE
+VRAW
GND
GND GND
22uF,16V C19
22uF,16V C17
NC NC
OUTPUT = 9.6V FS BUFFER GAIN = 3.00
NC
HEADPHONE
INPUT: 3.2V FS
150uF,25V
C38
20k R28
1000pF C18
MC34074
-
2
+
3
1
U7A 62 ohmR79
150uF,25V
C39
20k R29
1000pF C16
T
TS
R
RS
S
SS
S
J6
4.12k 1%
R90
3.40k 1%
R86
100pFC63
MC34074
-
6
+
5
7
U7B 62 ohmR80
4.12k 1%
R91
3.40k 1%
R87
100pFC65
MC34074
-
9
+
10
8
U7C 62 ohmR81
4.12k 1%
R54
3.40k 1%
R55
100pFC32
MC34074
-
13
+
12
14
U7D 62 ohmR65
4.12k 1%
R53
3.40k 1%
R52
100pFC31
R19
2SD2114K
1
2 3
Q10
470 ohm R82
2SD2114K
1
23
Q8
470 ohm R64
10.0k 1% R162 10.0k 1% R163
MBT4403
1
23
Q20
MBT4403
1
2
3
Q21
BL M21BB121SN1
L12
BL M21BB121SN1
L13
GND GND
MAI N_L
+VREF
MAI N_R
GND
GND GND
+VRAW +VRAW
MUTE MUTE
GND
MUTE CONTROL
MBT4403
1
2 3
Q7
1uF C42 20kR38
MMBD4148
3 1
D5
MMBD4148
31
D6
22uF,16V
C21
20k R94
10.0k 1%
R164
MBT4401
1
2 3
Q13
560k
R165
GND
+VRAW
GND
GND
+VRAW
MUTE
STEREOIN
1/8"
20k R1
20k R2
GND
GND
IN_R
IN_L
1 2 5 4 3
J9
LDS5 MAIN PCB
2011.2.25 5 5
PC10A010
AUDIO
0 ohm_DNS R34 0 ohm_DNS R30
0 ohm_DNS R18
DNS
DNS
DNS

1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
D D
C C B B
A A
C heck R EV Description
Title:
Size
A2
Number R evision
Date :
File Name:
Sheet of
Design By :
D A TED esignA pproval
MBT4401_DNS
1
2 3
Q11
MBT4401_DNS
1
2 3
Q17
MBT4401_DNS
1
2 3
Q23
MBT4401_DNS
1
2 3
Q29
MBT4401_DNS
1
2 3
Q35
MBT4401_DNS
1
2 3
Q41
MBT4401_DNS
1
2 3
Q47 MBT4401_DNS
1
2 3
Q53
1
2
SW43
1
2
SW37
1
2
SW31
1
2
SW25
1
2
SW19
1
2
SW13
1
2
SW7
1
2
SW1
R31
R35 R43 R49 R55 R61 R67 R73
MBT4401_DNS 1
2 3
Q12
MBT4401_DNS
1
2 3
Q18
MBT4401_DNS
1
2 3
Q24
MBT4401_DNS
1
2 3
Q30
MBT4401_DNS
1
2 3
Q36
MBT4401_DNS
1
2 3
Q42
MBT4401_DNS
1
2 3
Q48
MBT4401_DNS
1
2 3
Q54
1
2
SW44
1
2
SW38
1
2
SW32
1
2
SW26
1
2
SW20
1
2
SW14
1
2
SW8
1
2
SW2
R32
R38 R44 R50 R56 R62 R68 R74
MBT4401_DNS 1
2 3
Q13
MBT4401_DNS
1
2 3
Q19
MBT4401_DNS
1
2 3
Q25
MBT4401_DNS
1
2 3
Q31
MBT4401_DNS
1
2 3
Q37
MBT4401_DNS
1
2 3
Q43
MBT4401_DNS
1
2 3
Q49
MBT4401_DNS
1
2 3
Q55
1
2
SW45
1
2
SW39
1
2
SW33
1
2
SW27
1
2
SW21
1
2
SW15
1
2
SW9
1
2
SW3
R33
R39 R45 R51 R57 R63 R69 R75
MBT4401
1
2 3
Q14
MBT4401
1
2 3
Q20
1
2
SW46
1
2
SW40
MBT4401
1
2 3
Q15
MBT4401
1
2 3
Q21
1
2
SW47
1
2
SW41
MBT4401_DNS
1
2 3
Q16
MBT4401_DNS
1
2 3
Q22
MBT4401_DNS
1
2 3
Q28
MBT4401_DNS
1
2 3
Q34
MBT4401_DNS
1
2 3
Q40
MBT4401_DNS
1
2 3
Q46
MBT4401_DNS
1
2 3
Q52
MBT4401_DNS
1
23
Q58
1
2
SW48
1
2
SW42
1
2
SW36
1
2
SW30
1
2
SW24
1
2
SW18
1
2
SW12
1
2
SW6
R36
R40 R46 R52 R58 R64 R70 R76
0 ohm_DNS R41
0 ohm_DNS R42
0 ohm_DNS R37
0 ohm_DNS R34
MBT4401
1
2 3
Q9
MBT4401
1
2 3
Q10
SW_ROW0 SW_ROW1 SW_ROW2 SW_ROW3 SW_ROW4 SW_ROW5 SW_ROW6 SW_ROW7
10k R26
10kR 29
10kR 28
10kR 27
10kR 5
10kR 24
10k
R2
10k
R25
+3.3V
SW_COL 0
GND
SW_COL 2
GND
MBT4403
1
2 3
Q7 180 ohmR15
68 ohmR14
LED_ROW0
D4
D5
MBT4401
1
2 3
Q2
MBT4401
1
2 3
Q3
MBT4401
1
2 3
Q4
MBT4401
1
2 3
Q5
MBT4401
1
2 3
Q6
MBT4401
1
2 3
Q1
COL 0 COL 1 COL 2 COL 3 COL 4 COL 5
GND
0.1uF C1
0.1uF C2
GND
COL S_L E
GND
D7
9D6 8D5 7D4 6D3 5D2 4D1 3D0 2
LATCH_EN
11 OE
1
Q7 12 Q1 18 Q2 17 Q3 16 Q4 15 Q5 14 Q6 13 Q0 19
10 20
GND VCC
U1 74AHC573
2.2kR19
2.2kR3 2.2kR20 10kR4 10kR21 10kR22 10kR23
COL 0 COL 1 COL 2 COL 3 COL 4 COL 5
10kR79 10kR80 SW_COL 2
SW_COL 0
MBT4401
1
2 3
Q8
GND
2.2k R18
LED_ROW0
OE1 1
A0 2 A1 3 A2 4 A3 5 A4 6 A5 7 A6 8 A7 9
10
Y7
11 Y6 12 Y5 13 Y4 14 Y3 15 Y2 16 Y1 17 Y0 18
OE2 19
20
GND VCC
U2 74AHC541
+3.3V
GND
0 ohmR16 0 ohmR7 0 ohmR8 0 ohmR9 0 ohmR10 0 ohmR11 0 ohmR12 0 ohmR13
+3.3V
K EYS_OE
SW_ROW0 SW_ROW1 SW_ROW2 SW_ROW3 SW_ROW4 SW_ROW5 SW_ROW6 SW_ROW7
K EYS_OE
COL S_L E
LCD_RS LCD_CS
L_MOSI
RESET
L_SCK
LCD_CONTRAST
BCK L IT_P WM
+3.3V +5V
GND
DR1 DR2 DR3 DR4 DR5 DR6 DR7 DR0
DR1 DR2 DR3 DR0 DR4 DR5 DR6 DR7
DR1 DR2 DR3 DR0 DR4 DR5 DR6 DR7
DR[0..7]
+5V
GNDGNDGND
GNDGND
LCD_RS LCD_CS
L_MOSI
L_SCK
+5V
GND
0 ohm
R1
+3.3V
0 ohm
R17
0 ohm
R6
0.1uF C4
0.1uF C3
0.1uF C5
0.1uF C6
0.1uF C7
0.1uF C8
0.1uF C9
RESET
BCK L IT_P WM
LCD_CONTRAST
A K ESD2 RES C86 P/S IRS CAP 1+ CAP 1- CAP 2+ CAP 2- VOUT VR V0 V1 V2 V3 V4 VSS VSS VDD D4 D5 D6 (SCK) D7 (MOSI) CS RD (E) WR (R/W) RS ESD1
LDS5 FRONT PANEL PCB
LEDS,SWI TCHES,L CD
PC10A009
1 12011.02.11
TEMP O
REC
PRESET REC SETUP EF FECTS SYSTEM STEP EDIT REC
PATTERN DRUM SET ERASE PAGE UP PAGE DOWN TAP TEMP O
1 6 PL AY 2 7 STOP 3 8 A 4 9 B 5 0 FIL L
DEC INC COP Y
DRUM PERC BASS
PIN PL AY
ROL L MUTE
TP 1 T P 2 TP 3
BL M21BB121SN1
L1
BL M21BB121SN1
L2
GND
+3.3V
0.1uFC11 0.1uFC12
GND GND
FOR SCREW HOL E
1 2 3 4
J3
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
J2
0.1uF_DNS C10
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
J1