Yamaha QL5 Service Manual page 322

P O N
DCM 001 CIRCUIT DIAGRAM (QL5/QL1)
1
2
to POWER SUPPLY
UNIT-CN2
(Page 54: E-4)
3
4
SWITCHING REGULATOR
5
6
XX
7
8
9
10
OP AMP
11
12
28CC1-2001128916-1 1
24
M L K J
SYSTEM RESET
to LCDC-CN102
(Page 59: O-5)
to LCDC-CN150
(Page 59: O-7)
XX
XX
to DSP32-CN981 (QL5)
to DSP16-CN981 (QL1)
(Page 39: B-4)
to FAN
SWITCHING REGULATOR
XX
XX
I H G F
INVERTER D-FF
VARIABLE SHUNT
REGULATOR
SWITCHING REGULATOR
XX
SWITCHING REGULATOR
XX
XX
SWITCHING REGULATOR
XX
XX
SWITCHING REGULATOR
XX
SWITCHING REGULATOR
to LAMP1-CN301
(Pin 1–2)
(Page 54: C-2)
XX : Not installed （未実装）
E D C B
SHIFT REGISTER
XX
XX
to FD1M-CN003
XX
XX
XX
DCM 001 CIRCUIT DIAGRAM (QL5/QL1)
A
QL5/QL1
to DSP32-CN951 (QL5)
to DSP16-CN951 (QL1)
(Page 39: K-6)
(Page 40: O-6)
to FD2-CN003 (QL5)
(Page 40: O-6)
N.C. (QL1)
to USB-CN202
(Page 60: J-5)