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Akai MPK225 Service Manual page 32

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1
6
COMPONENTS ON THIS SHEET SHOULD BE ON PAD PCB
A
D
+VLED_RGB_L
U18
74HC595
13
15
LED_ENABLE_L
OE
Q0
1
Q1
12
2
LOAD_LEDS_L
RCLK
Q2
3
Q3
10
4
SCLR
Q4
5
Q5
11
6
SHIFT_LEDS_L
SCLK
Q6
7
TP25
Q7
14
9
PADS_LEDS_OUT_L
SER
SDO
B
C12
C
0.1uF
GND_LED_L
GND_LED_L
+VLED_RGB_L
U24
74HC595
13
15
LED_ENABLE_L
OE
Q0
1
Q1
12
2
LOAD_LEDS_L
RCLK
Q2
3
Q3
10
4
SCLR
Q4
5
Q5
11
6
SHIFT_LEDS_L
SCLK
Q6
7
Q7
14
9
SER
SDO
C13
0.1uF
GND_LED_L
GND_LED_L
+VLED_RGB_L
B
U37
74HC595
C
13
15
LED_ENABLE_L
OE
Q0
1
Q1
12
2
LOAD_LEDS_L
RCLK
Q2
3
Q3
10
4
SCLR
Q4
5
Q5
11
6
SHIFT_LEDS_L
SCLK
Q6
7
Q7
14
9
N/C
SER
SDO
C4
0.1uF
GND_LED_L
GND_LED_L
A
D
1
2
3
5
4
PADLEDS[0..23]
PADLEDS[0..23]
PADLEDS16
PADLEDS17
PADLEDS18
PADLEDS19
PADLEDS20
PADLEDS21
PADLEDS22
PADLEDS23
R160
47 ohm
PADLEDS8
PADLEDS9
PADLEDS10
PADLEDS11
PADLEDS12
PADLEDS13
PADLEDS14
PADLEDS15
R186
47 ohm
PADLEDS0
PADLEDS1
PADLEDS2
PADLEDS3
PADLEDS4
PADLEDS5
PADLEDS6
PADLEDS7
2
3
4
3
+VLED_RGB_L
PADLEDS0
R145
432 OHM 1%
1
PADLEDS1
R146
221 ohm 1%
4
2
PADLEDS2
R147
221 ohm 1%
3
LED100
PADLEDS3
R148
432 OHM 1%
1
PADLEDS4
R149
221 ohm 1%
4
2
PADLEDS5
R150
221 ohm 1%
3
LED101
R151
432 OHM 1%
PADLEDS6
1
PADLEDS7
R152
221 ohm 1%
4
2
R153
221 ohm 1%
PADLEDS8
3
LED102
PADLEDS9
R154
432 OHM 1%
1
R155
221 ohm 1%
PADLEDS10
4
2
PADLEDS11
R156
221 ohm 1%
3
LED103
PADLEDS12
R157
432 OHM 1%
1
R158
221 ohm 1%
PADLEDS13
4
2
PADLEDS14
R185
221 ohm 1%
3
LED104
PADLEDS15
R187
432 OHM 1%
1
R188
221 ohm 1%
PADLEDS16
4
2
PADLEDS17
R189
221 ohm 1%
3
LED105
R190
432 OHM 1%
PADLEDS18
1
PADLEDS19
R191
221 ohm 1%
4
2
R192
221 ohm 1%
PADLEDS20
3
LED106
R193
432 OHM 1%
PADLEDS21
1
PADLEDS22
R194
221 ohm 1%
4
2
R195
221 ohm 1%
PADLEDS23
3
LED107
C2
10uF
GND_LED_L
DRAWN:
DATED:
#NAME?
DRAWN_BY_1
RELEASED:
DATED:
4
5
6
2
1
Copyright (c) 2013 Akai Professional
COMPANY:
AKAI
TITLE:
AD2A Top Panel
LEFT PCB - Pad Leds
PART NUMBER:
PART_NUMBER
ASSY NUMBER:
ASSEMBLY_NUMBER
FILENAME:
SIZE:
#NAME?
Title
SCALE:
SHEET:
OF
*
*
Size
Number
A3
Date:
2014/2/12
Sheet of
File:
D:\RD22\..\LEFT_LEDS-20140210.SchDoc D rawn By:
5
6
A
D
B
C
B
C
A
D
#NAME?
Revision

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