Akai AD2AAKA11, Service Manual, Page: 36 / 53

1
1
2
2
3
3
4
4
5
5
6
6
D D
C C
B B
A A
Title
Number Revision Size
A3
Date: 2014/4/25 Sheet of
File: D:\RD22\..\LEDS-20131122.SchDoc Drawn By:
PART_NUMBER
ASSEMBLY_NUMBER
DRAWN_BY_1
RIGHT PCB - LEDS
board
SOFTKEY 1
SOFTKEY 2
SOFTKEY 3
SOFTKEY 4
PAD BANK A
PAD BANK B
PAD BANK C
PAD BANK D
TAP TEMPO
LATCH
ARP
NOTE REPEAT
FULL LEVEL
OCTAVE UP
OCTAVE DOWN
TIME DIVISION
CONTROL BANK B
CONTROL BANK A
PROGRAM CHANGE
GLOBAL
EDIT
PRESET
N/C
N/C
COMPONENTS ON THIS SHEET SHOULD BE ON RIGHT PCB
Copyright (c) 2013 Akai Professional
#NAME?
AKAI
#NAME?
* *
OF SHEET:
SIZE:
DATED:
DATED: DRAWN:
RELEASED:
SCALE:
FILENAME:
PART NUMBER:
TITLE:
COMPANY:
A
B
D
C
A
B
C
D
6 5 4 3 2 1
ASSY NUMBER:
#NAME?
47 ohm
R451
47 ohm
R452
0.1uF
C7
0.1uF
C8
47 ohm R204A
47 ohm R204B
47 ohm R204C
47 ohm R204D
47 ohm R205A
47 ohm R205B
47 ohm R205C
47 ohm R205D
47 ohm R206A
47 ohm R206B
47 ohm R206C
47 ohm R206D
47 ohm R207A
47 ohm R207B
47 ohm R207C
47 ohm R207D
47 ohm R208A
47 ohm R208B
47 ohm R208C
47 ohm R208D
10uF
C3
0.1uF
C5
47 ohm R1
TP4
LEDS0
LEDS0
LEDS1
LEDS1
LEDS2
LEDS2
LEDS3
LEDS3
LEDS4
LEDS4
LEDS5
LEDS5
LEDS6
LEDS6
LEDS7
LEDS7
LEDS8
LEDS8
LEDS9
LEDS9
LEDS10
LEDS10
LEDS11
LEDS11
LEDS12
LEDS12
LEDS13
LEDS13
LEDS14
LEDS14
LEDS15
LEDS15
LEDS16
LEDS16
LEDS17
LEDS17
LEDS18
LEDS18
LEDS19
LEDS19
LEDS20
LEDS20
LEDS21
LEDS21
LEDS[0..21]
GND_LED
GND_LED
GND_LED
LOAD_LEDS
SHIFT_LEDS
LOAD_LEDS
SHIFT_LEDS
LOAD_LEDS
SHIFT_LEDS
LED_ENABLE
LED_ENABLE
LED_ENABLE
+VLED
+VLED
+VLED
GND_LED
+3V3
GND_LED
GND_LED
GND_LED
PADS_LEDS_OUT
LEDS_OUT
SHIFT_CLK SHIFT_BUTTONS1
SHIFT_LEDS
9 8
U22D
74AHC04
11 10
U22E
74AHC04
Q1
1
Q2
2
Q3
3
Q4
4
Q5
5
Q6
6
Q7
7
G
N
D
8
SDO
9
SCLR
10
SCLK
11
RCLK
12
OE
13
SER
14
Q0
15
V
C
C
1
6
U62
74HC595
Q1
1
Q2
2
Q3
3
Q4
4
Q5
5
Q6
6
Q7
7
G
N
D
8
SDO
9
SCLR
10
SCLK
11
RCLK
12
OE
13
SER
14
Q0
15
V
C
C
1
6
U63
74HC595
Q1
1
Q2
2
Q3
3
Q4
4
Q5
5
Q6
6
Q7
7
G
N
D
8
SDO
9
SCLR
10
SCLK
11
RCLK
12
OE
13
SER
14
Q0
15
V
C
C
16
U64
74HC595
LEDS[0..21]
LED1 AMBER
LED2 AMBER
LED3 AMBER
LED4 AMBER
LED5 AMBER
LED6 AMBER
LED7 AMBER
LED8 AMBER
LED14 AMBER
LED15 AMBER
LED16 AMBER
LED17 AMBER
LED18 AMBER
LED19 AMBER
LED20 AMBER
47 ohm R209A
47 ohm R209B
47 ohm R209C
47 ohm R209D
PAD BANK A
TO
LEFT
PCB
10uF
C1
BTNS_08.
BTNS_09.
BTNS_10.
BTNS_11.
BTNS_12.
GND
+VLED
GND_LED
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
J2
ANALOG_TOP
PITCH_POT
MOD_POT
10uF
C6
GND
LED22
LED21