Block Diagram 004 (Dm1000) - Yamaha DM1000 Service Manual

H G

BLOCK DIAGRAM 004 (DM1000)

PN1
Encoders w/SW
Joystick Monitor level
(CH1-16)
Parameter Wheel)
CN101-CN103(26P),
CN104(30P)
CN401(26P),CN403(26P)
FD
CN404(26P),CN402(30P)
IC205(16P) IC302,IC303(64P)
Multiplexer Counter G/A
(4:1) x 1 (REC2)
IC503(20P),IC504(20P),
IC505(20P)
D Type
Flip Flop
28CA1-8826678-4
1
F E
LED, SW
Matrix
Encoders
(Q, Freq., Gain,
TA107, TA109,
TA108, TA110
LED Driver
IC402(20P),IC403(20P),
IC404(20P),IC405(20P),
IC406(20P),IC407(20P)
IC408(20P)
D Type
Buffer
Flip Flop
RESET
Data Bus
ADSEL[0], [1]
IC603(16P),IC604(16P), IC502(16P),IC506(16P)
IC609(16P)
Multiplexer Multiplexer
(4:1) x 4
(4:1) x 5
Servo Driver
Circuits
CH1-16 & ST
RESET CH1-16 & ST CH1-16
Motor Position
100mm Motorized Faders with Touch Sense: CH1-16 & ST
D
LCD Contrast
Volume
TA101, TA102,
IC101(16P)
TA103, TA104,
TA105, TA106
D Type
Flip Flop Sink Driver
SCAN[0]~[2], /SCAN_EN
IC203(112P) PE0-3
RXD1, TXD1
RESET
SUB CPU
SH7042A X201
Data Bus
Crystal
Oscillator
PE4, 5
A/D Convertor
6.4512MHz
PE9-13
TSEL[0]~[4]
IC110(16P),IC114(16P),
IC120(16P)
Multiplexer
(4:1) x 5
RESET
Filters
Sine Wave
Oscillator
ST CH1-16 & ST
Touch Sense
C B
PN2
CN106(12P) CN301(12P) LED, SW
Matrix
LCD
LCD
Module
CN402(3P) CN503(3P) CN502(12P),
CN504(4P)
DC-DC
Bias
Converte
r
Inverter Backlight
Logic
Data
CN501(16P)
CN005(16P)
MAIN
+16.5V +5V
IC027(80P)
LCD Controller
IC001(208P)
CN003(7P)
CPU
SCI1
SUB Reset
CN203(7P)
(See Page 3)
Hard: Digital block
(Panel display, Operation control)
BLOCK DIAGRAM 004 (DM1000)
A
DM1000
1
2
3
4
5
6
5