Akai CFTD2011 - Page 25

23
CONTROL BOARD CIRCUIT
1
2
3
4
5
6
7
8
9
10
CN301
CON-10
1
2
3
4
5
6
SW301 POWER
1
2
3
4
5
6
SW302 SOURCE
1
2
3
4
5
6
SW305 MENU
1
2
3
4
5
6
SW306 VOL DOWN
1
2
3
4
5
6
SW307 VOL UP
1
2
3
4
5
6
SW303 CH DOWN
1
2
3
4
5
6
SW304 CH UP
1
2
3
4
5
6
SW308 STOP
1
2
3
4
5
6
SW309 PLAY
1
2
3
4
5
6
SW310 EJECT
R312 240
R315 430
R317 820
R319 2K4
R309 NC
GND
BK5V
GND
BK5V
VCC
3
GND
2
VOUT
1
SN301 REMOTE
GND
C301 0.1U
R302 100
BK5V
+
C302 100U/16
R307 10K
R306 2K7
POWER SOURCE MENU VOL DOWN VOL UP
CH DOWN CH UP PLAY EJECT STOP
PITCH 2.5mm
STANDBY
R304 10K
R301 4K7
R314 240
R316 430
R318 820
R320 2K4
R310 NC
BK5V
GND1
1
2
3
4
CN302 CON-4
GND1
AD1 AD2 IR BK5V SDA_1 SCL_1
E
C
B
Q301 2SA733
AD1 AD2 IR BK5V SDA_1 SCL_1 STANDBY GND GND1
BK-5V
R311 NC
R313 NC
GND
GND
1
2
JP303 JUMP
GND
GND
LCC30
BILL
Eastech Electronics (Taiwan) Inc
Model No: Description: Date: Approver: Checker: Designer:
P/N:
Revision: Page:
LT2030
CONTROL BOARD
1/1DVR1
R308 10K
3
2
1
Q302 2SC945
GND
2
Red
1
Green
3
LED301 LED-3P
R305 1K
R303 10K
2005/07/07
D1 1N4148