Yamaha M7CL-32 Service Manual page 299

H G
BLOCK DIAGRAM 009 (M7CL-32/M7CL-48)
DCMS
AC IN
SW101
POWER SW
AC
CN101
(5P)
L101,C103,104
Line Filter
K101 (1P)
K102 (1P)
CN2(1/2) (5P)
CN2(2/2) (5P) Power Supply
Unit
ADA600F
CN1
-SXYMH
(6P)
CN201 (5P)
CN202 (5P)
CN207
Power Detection
DC (4P)
4
1 PW_CAUTION_M
IC101
(4P)
PW_CAUTION_S
DA101
W102
(4P)
+24V
CN101
CN203
L201
(10P)
(10P)
Line Filter
CN206
(5P)
CN204 (9P)
CN205 (10P)
DC POWER
INPUT
WARNING
Components having special characteristics are
marked and must be replaced with parts having
specification equal to those originally installed.
28CA1-2000003951-9
F E
PW_CAUTION_M
PW_CAUTION_S
FAN_CAUTION
IC801 (5P)
+24V /P_OFF
Power_Off
1,5 Detection 4
DC-DC CONVERTER
IC251
+3.3D_1
(32P)
6,18-21 11-14
MD1333N
DC-DC CONVERTER
IC351 (5P)
1 +5D_1
PQ1CY1032ZP 2
DC-DC CONVERTER
6,18-21 +5D_2
IC201 (32P)
MD1333N
11-14
DC-DC CONVERTER
IC301 (32P) +3.3D_2
6,18-21 MD1333N
11-14
REGULATOR
+20A_2
IC551 (3P)
NJM7820DL1A
DC-DC CONVERTER
6,18-21 +7.5A
IC401 (32P)
MD1333N 11-14
DC-DC CONVERTER
–7A
IC451 (5P)
1 LM2592HVSX-ADJ 2
DC-DC CONVERTER
+18A
IC601 (5P)
PQ1CY1032ZP 2
1
DC-DC CONVERTER
–18A
IC651 (5P)
1 2
LM2592HVSX-ADJ
REGULATOR
IC501 (3P) +20A_1
NJM7820DL1A
DC-DC CONVERTER
IC701 (5P)
+48A
LM2585SX-ADJ
1 2
REGULATOR
(PHONES/TALKBACK)
IC402 (3P)
LM2940CSX-5.0
REGULATOR
REGULATOR
+15A IC907
IC602 (3P)
LM2940CSX-15
NJM78L05UA
IC910
+18A
NJM7812FA
REGULATOR REGULATOR
–18A IC652 (3P) –15A
LM2990SX-15
FAN_CAUTION
DC-DC CONVERTER
Lamp
IC751 (5P) +12.6V
Control
1 LM2592HVSX-ADJ 2
D C
DSP32 (M7CL-32)
DSP48 (M7CL-48)
CN007
(180P)
CN001
CN631
CN901
(180P)
(23P)
(23P)
+3.3D_1
CAUTIONS
+3.3D_1
CN452
DC-DC CONVERTER
(34P)
IC633
+2.5D
+24V
(32P)
6,18-21
11-14 CN451
MD1333N
(34P)
+5D_1
CN001
CN431
W108 (7P)
CN632
(7P)
(8P)
(8P)
+24V
6,18-21
CN109
CN006
(8P)
(8P)
OPT
+5D_2
CN106 CN107
(4P) (4P)
+3.3D_2
CN108
+20A_2
(9P)
CN105
REGULATOR
(9P)
+5A
+7.5A
IC401 (3P)
LM2940CSX-5.0
REGULATOR
–5A
–7A
IC411 (3P)
LM2990SX-5.0
REGULATOR
+15A
+18A
IC421 (3P)
LM2940CSX-15
REGULATOR
–15A
–18A
IC431 (3P)
LM2990SX-15
CN107
(14P)
DA
+7.5A
+5A
+18A
+5A
(3P)
+15A
(3P) +12A
–18A
CN002
(14P)
–15A
+20A_1
+48A
FAN DCIN (1),(2),(3)
CN101
CN103
(17P)
(3P)
Lamp_Dimmer
+7.5A
+48A
BLOCK DIAGRAM 009 (M7CL-32/M7CL-48)
+24V
CN110-112
(17P)
B
M7CL-32/M7CL-48
CPUM
REGULATOR
CN351
JK
IC001 (5P)
(34P)
+1.9D
PQ070XZ01ZP
+3.3D_1
+3.3D_1
+5D_1
CN301
(34P)
FDMS2
+5D_1
CN101
FDMS8 (8P)
CN007
(8P)
+5D_1
DC-DC CONVERTER
FDMS4
PNMS4
IC024 (32P) +8V
CN002 (8P),
MD1333N CN004 (8P),
11-14
CN003(7P)
CN003 (7P)
CN102
DC-DC CONVERTER CN001
+8V
(10P)
+5LD
(10P)
IC021 (5P) +5D_1
2
PQ1CY1032ZP +5LD
1
DC-DC CONVERTER
+3.3D
IC022 (5P)
2
1 PQ1CY1032ZP CN005 CN902 USBIF
(16P) (2P)
DC-DC CONVERTER
+5D_1
+12V
IC023 (5P)
PQ1CY1032ZP
1 2
CN002
CN101
DC-DC CONVERTER (12P) PNMS8
(12P)
+5D_1
+5LD
MBM7CL
(OPTION)
+5LD
CN008
CN005 (4P)
REGULATOR
(16P)
+3.3D
IC001 (5P)
PQ070XZ01ZP
Back Light Inverter
+3.3D_1
REGULATOR
IC003
+5VA
(3P)
NJM7805DLA
IC001
+15VA
(3P)
LM2940CSX-15
REGULATOR
IC907-910
+5A
(3P)
NJM78L05UA
IC002
–15VA
(3P)
LM2990SX-15
+20A_1
+48A
POWER SUPPLY BLOCK 1/2
A
1
ENC
2
CN101
CN106
(8P)
(8P)
+5D_1
+5D_1
+5LD
3
CPUP
+1.9D
+3.3D
4
5
11
6