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Yamaha Ls 9 Service Manual

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Page 301

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DSP block¢%41Òé¿«£
LS9-16/LS9-32BLOCK DIAGRAM 006 (LS9-16/LS9-32)
BLOCK DIAGRAM 006 (LS9-16/LS9-32)28CA1-2001008871-68

XMIX 1-4XMIX 5-8XMIX 9-12XMIX 13-16
SO_56SO_57SO_58SO_59
XMAT 1-4XMAT 5-8XST L,R,CXCUE L,R
SO_60SO_61SO_62SO_63
SI_48SI_49SI_50SI_51
SI_52SI_53SI_54SI_55
CHAD 1-4CHAD 5-8CHAD 9-12CHAD 13-16
From#5From#5To#5To#1
To#1,2,3,4
To#1
To#2
ToDSP6
To#1,3
To#2
To#3
To#4
To#6
To#6
To#6To#6
To#1,3
From#6
FromDSP6
From#5
From#6
FromDSP6
From#5
From#6
From#5
From#6...

Page 302

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ABCDEFGH

1
GENARAL DIAGRAM¢?o%w
$£
LS9-16/LS9-32BLOCK DIAGRAM 007 (LS9-16/LS9-32)
BLOCK DIAGRAM 007 (LS9-16/LS9-32)28CA1-2001008871-79

+24VDC-DC+5D_2
+3.3D_2
+5D_1
+5LD
+8V
+48V
+2.5D
+1.6D
+5D_1
+5D_1
+5LD
+3.3D_1
+5D_2
+3.3D_2
+5A_2
-5A_2
+15A_2
+20A_2
+5LD
1.9V
+5LD
+5D_1
+24D_1
-15A_2
DC-DC
DC-DC
DC-DC
Regulator
Regulator
Regulator
Regulator
Regulator
DC-DC
Regulator
Regulator
DC-DC
DC-DC
+24D_1
+5D_1
+24V
+3.3D1
+5LD
Trans+320V
2or1
2or1
2or1
2or1
2or1
2or1
2or1
2or1
2or1
2or1...

Page 303

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MIXER BLOCK DIAGRAM
LS9-16/LS9-32BLOCK DIAGRAM 008 (LS9-16/LS9-32)
BLOCK DIAGRAM 008 (LS9-16/LS9-32)28CA1-2001008871-810

CASCADEINSELECT
SLOT 1-16{SLOT1 1-16}{SLOT2 1-16}
ATT
KeyinSelf PRE EQSelf POST EQMIX13-16 OUTCH[1-8,9-16,17-24,25-32]POST EQ{16}CH[1-8,9-16,17-24,25-32,33-40,41-48,49-56,57-64]POST EQ{32}
ON4BAND EQGATEDUCKEXPANDCOMP
GR METERCOMPCOMPANDDE-ESSERKEYIN CUE
HPF
PRE HPFPOST EQ
INSERT
METERLEVEL
PRE FADER
PRE FADERPOST ONPRE FADERINSERT OUTPRE EQINSERT OUT
To...

Page 304

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ABCDEFGH

LEVEL DIAGRAM¢èÕç¼ ž¬åÜ£
LS9-16/LS9-32BLOCK DIAGRAM 009 (LS9-16/LS9-32)
BLOCK DIAGRAM 009 (LS9-16/LS9-32)28CA1-2001008871-911

DA
Max. DSP Noise  Floor
AD
Max. Output0
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23
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28
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32
33
Digital
Bit
34
35
36
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-110
-120
-130
-140
-150
-160
-170
-190
-200
-210
GAIN
dBu 
Analog
dBFS
-180
[0dBu   = 0.775Vrms]
[0dBFS = Full Scale]
+20
+10
  0
-10
-20
-30
-40
-50...

Page 305

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LS9-16WIRING DIAGRAM (LS9-16)
WIRING DIAGRAM (LS9-16)28CA2-200100982212

LCD Unit 
FAN
AC INLET
12PCN101
2PCN603
13PCN102
2PCN001
5PCN002
8PCN3037PCN302
3PCN301
26P
CN601
16PCN102
2PCN604
12PCN101
16PCN401
3PCN103
24PCN101
24PCN30112PCN1022PCN30412PCN202
20PCN602
13PCN201
9PCN501
Control Panel Assembly
Bottom Assembly
Power SupplyUnit
5PCN1
6PCN502
6PCN901
14PCN503
6PCN5068PCN2
16PCN107
16PCN108
180PCN007
23P
CN851
23P
CN852
12PCN902
14PCN1026PCN1047PCN103
8PCN504...

Page 306

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LS9-32WIRING DIAGRAM (LS9-32)
WIRING DIAGRAM (LS9-32)28CA2-200100982113

LCD Unit 
FAN
Power SupplyUnit
AC INLET
12PCN1012PCN603
17PCN102
5PCN1
6PCN502
2PCN001
5PCN002
6PCN901
14PCN503
2PCN508
6PCN5068PCN2
16PCN108
16PCN107
16PCN106
16PCN105
8PCN3037PCN302
180PCN007
3PCN301
26P
CN601
23P
CN851
23P
CN852
23PCN801
23PCN802
16PCN102
2PCN604
12PCN10112PCN101
16PCN401
3PCN103
24PCN101
24PCN30112PCN1022PCN30412PCN202
8PCN3037PCN302
12PCN202
20PCN602
17PCN201
12PCN902...

Page 307

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LS9-16/LS9-32ACIN CIRCUIT DIAGRAM (LS9-16/LS9-32)
ACIN CIRCUIT DIAGRAM (LS9-16/LS9-32)28CC1-2001008802142

LC9-16 onlyLC9-32 only

ACIN
POWER
ON
OFF
AC Inlet
POWER SUPPLY UNIT
†
¶	Íw«™
¹w
æ
¼xz†
¶›¡Ëb”hŠt	OAs
æ
¼pb{¦õb”	Ôùxz†
¶whŠ
žc¦w
æ
¼›]–;Xi^M{
WARNINGComponents having special characteristics are marked      and must be replaced with parts having specification equal to those originally installed. :  Capacitor¢F¨Ý...

Page 308

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CPU & Memory
LS9-16/LS9-32CPU 001 CIRCUIT DIAGRAM (LS9-16/LS9-32)
CPU 001 CIRCUIT DIAGRAM (LS9-16/LS9-32)28CC1-2001008797-115

SYSTEM RESET
¢
‡Ì¿«ž¿ÓÌ?o™…;£
¢U	Z?y7£
CR2032SocketBattery
For power supply when backup is not performed 
Detection voltage: 2.7 V
SDRAM 128M
SDRAM 128M
OP AMP
Battery VN103500
Lithium Battery¢æ½¢Ü?‘£
VN103600 (Battery holder for VN103500)
Notice for back-up battery removal. Push the...

Page 309

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E-bus host, RTC, Reset
LS9-16/LS9-32CPU 002 CIRCUIT DIAGRAM (LS9-16/LS9-32)
CPU 002 CIRCUIT DIAGRAM (LS9-16/LS9-32)28CC1-2001008797-216

not installed
not installed
not installed
not installed
SYSTEM RESET
AND GATE
INVERTER
REAL TIME CLOCK
PCI BUS CONTROLLER
INVERTER
CPLD
:  Not installed¢°î
÷£
¢U	Z?y7£Detection voltage: 3.0 V
for CPLD bypass capacitors
:  Ceramic Capacitor¢·åÛ¿«¯ïÃï±µ£
¢$1-%;͵¯ï£ 

Page 310

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CPU BUS I/F
LS9-16/LS9-32CPU 003 CIRCUIT DIAGRAM (LS9-16/LS9-32)
CPU 003 CIRCUIT DIAGRAM (LS9-16/LS9-32)28CC1-2001008797-317

not installed
to DSP-CN101 (LS9-16)  DSP32-CN101 (LS9-32)  (Page 23: N5)
TRANSCEIVER
TRANSCEIVER
AND
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
TRANSCEIVER
:  Not installed¢°î
÷£ 
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