Dca Circuit Diagram (Dm1000) - Yamaha DM1000 Service Manual

Q P O N

DCA CIRCUIT DIAGRAM (DM1000)

µ PC24A05HF ( XM967A00 )
NJM7905FA(XK309A00)
REGULATOR +5V
REGULATOR -5V
3
2
1
1: INPUT 1: OUTPUT
1
2 2: COMMON 2: INPUT
3
3: OUTPUT
3: COMMON
µ PC24A15HF ( X3506A00 )
NJM7915FA(XD854A00)
REGULATOR +15V
REGULATOR -15V
3
2
1
1: OUTPUT
1: INPUT
1
2 2: GND 2: INPUT
3
3: OUTPUT
3: COMMON
to TRANSFORMER
: Metal Oxide Film Resistor
: Metal Film Resistor
: Mylar Capacitor
: Ceramic Capacitor
28CC1-8826685-1
1
M L K J
SINGLE SHOT
DCA 1/5
T4AL 250V
T4AL 250V
T3.15AL 250V
T3.15AL 250V
T500mAL 250V
TO SERVICE PERSONNEL
Critical Components Information
Components having special characteristics are marked
specifications equal to those originally installed.
I H G F
DCA 2/5
REGULATOR +15V
CN401(3P)
IC301(3P)
IC302(3P)
CN402(3P)
REGULATOR -15V
DCA 3/5
IC303(3P)
CN403(3P)
REGULATOR -15V
DCA 4/5
REGULATOR +5V
REGULATOR -5V
and must be replaced with parts having
E D C B
to OPT-CN807
to HAAD 1/2-CN952
to ADA-CN954
to FD-CN202
to JK1-CN653
DCA CIRCUIT DIAGRAM (DM1000)
A
DM1000
1
2
3
4
5
6
7
8
9
10
11
12
11