Yamaha CL3 Service Manual page 309

H G
■ BLOCK DIAGRAM 009 (CL3/CL1)
DCMS (2/2)
FAN_CAUTION1
FAN_CAUTION2
LAMP_CONT
From 1/2
+24V
+5D1
IC311 (11P)
+3.3OP
DC-DC Converter
TPS54240
(OUT:+3.3V)
IC341 (11P)
+5DOP
DC-DC Converter
TPS54240
(OUT:+5V)
IC501
(16P)
+7A
DC-DC Converter
LM5575
(OUT:+7V)
(16P)
IC531
+17A
DC-DC Converter
LM5575
(OUT:+17V)
IC552 (16P)
-7A
DC-DC Converter
LM5575
(OUT:-7V)
IC582 (16P)
-17A1
DC-DC Converter
LM5575
(OUT:-17V)
(16P)
IC612
-17A2
DC-DC Converter
LM5575
(OUT:-17V)
+20A
IC641 (8P)
+48A
DC-DC Converter
LM5001MA
(OUT:+48V)
28CA1-2001089459-9
1
F E
CN107
CN731
CN108
CN732
(16P)
(16P)
+3.3OP
+5DOP
+5AOP
IC671 (3P)
Linear Regulator
+5AOP
LM1085ISX-5.0
(OUT:+5V)
(3P)
IC672
+15OP
Linear Regulator
+15OP
LM2940CSX-15
(OUT:+15V)
IC673 (3P)
+20OP
Linear Regulator
+20OP
NJM78M20DL1A
(OUT:+20V)
IC674 (3P)
-5OP
Linear Regulator
-5OP
LM2990SX-5.0
(OUT:-5V)
IC675 (3P)
-15OP
Linear Regulator
-15OP
LM2990SX-15
(OUT:-15V)
CN001
CN733 (14P)
IC003
(14P)
+7A
Linear Regulator
NJM2386ADL3-05
(OUT:+5V)
IC001
+17A
Linear Regulator
LM2940CSX-15
(OUT:+15V)
IC002
-17A2
Linear Regulator
LM2990SX-15
(OUT:-15V)
CN734
+7A
(16P)
IC701 (5P)
+3.3HA
CN902
Linear Regulator
NJM2386ADL3-33
(16P)
(OUT:+3.3V)
+5D1
+3.3HA
IC702 (5P)
+5AHA
Linear Regulator
+5AHA
NJM2386ADL3-05
(OUT:+5V) +15HA
-5AHA
-15HA
IC703 (3P)
+17A +15HA
Linear Regulator
+48A
LM2940CSX-15
(OUT:+15V)
-7A
IC704 (5P)
-5HA
Linear Regulator
NJM2827F3-05
(OUT:-5V)
IC705 (3P) IC910
-17A2 -15HA
Linear Regulator Linear Regulator
LM2990SX-15 NJM7812FA
(OUT:-15V) (OUT:+12V)
IC911
+17A
Linear Regulator
LM2940CT-15
(OUT:+3.3V)
CN735 CN902
(9P) (9P)
IC912
-17A2
Linear Regulator
LM2990T-15
(OUT:+3.3V)
D
OPT
+24V
CN761 (3P)
TR761 +17FAN1
2SD1733
(OUT:+16.5V)
CN801 (3P)
TR801 +17FAN2
2SD1733
(OUT:+16.5V)
IC842 (11P)
+12LP CN841 (2P)
DC-DC Converter
TPS54240
(OUT:0〜+12V)
CN842 (2P)
IC841 (8P)
Buffer Amp
CN843 (2P)
NJU7043RB1
LAMP_CONT
CAUTION
/P_OFF
When /P_OFF signal becomes from High to Low, the main CPU on the CPU board detects and
the shut down sequence will start.
DA
PW_CAUTION_M
When the PW800W connects to the CL, this signal line works. If the power line to the internal
(5P)
power supply unit shuts down, the error "Internal Power Supply is Cut Off!" will appear.
+5A
PW_CAUTION_S
(3P) When the PW800W connects to the CL, this signal line works. If the power line to the
+15A
PW800W shuts down, the error "External Power Supply is Cut Off!" will appear.
FAN_CAUTION1
(3P)
-15A
When the fan1 stops, this signal line becomes from Low to High. The error message "Power
Supply Fan has Malfunctioned!" will appear.
+20A
+3.3HA
FAN_CAUTION2
When the fan1 stops, this signal line becomes from Low to High. The error message "Power
Supply Fan has Malfunctioned!" will appear.
HAAD
TBPHN
(3P)
+12A
(3P)
+15A
(3P)
-15A
+20A
+3.3HA
+5HA
+48A
C B
FAN_CAUTION1
FAN1
+17FAN1
FAN_CAUTION2
+17FAN2 FAN2
+12LP
LAMP1
+12LP
LAMP2
POWER SUPPLY BLOCK 2/2（電源系統図 2/2）
■ BLOCK DIAGRAM 009 (CL3/CL1)
A
CL3/CL1
1
2
3
4
5
6
11