Psr-2100 Block Diagram - Yamaha portatone psr 1100 Service Manual

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PSR-2100 BLOCK DIAGRAM

1
PITCH BEND
CN15
VR2
PB1
MODURATION
CN14
CN11 (PN3)
2
VR1
MOD
3
CN300
FOOT PEDAL1
(SWITCH)
JK304
JK303
FOOT PEDAL2
MIDIOUT
MIDIIN
4
USB/MIDI
Selector
1
IC380
JK301
MIDI IN
IC308
MIDI
I/F
5
JK300
TR300,
MIDI OUT
301
CN501
51
CN360
52
USB
8
USB
CPU
25,26
17
IC350
CLOCK
6MHz
VR300
6
X351
LCD
CN303
CONTRAST
CN101
MIC LINE (SlideSW)
+12A
IC103
7
3
2
MIC
MIC/LINE
LINE
MIC AMP
IN
JK101
STANDBY/ON
DC-IN
Line
Filter
16V
CN105
CN104
JK100
8
SW
PSR-2100
9
A
B
C
D
E
CN10 (PN3)
ENC
Panel SW Matrix
Panel LED Matrix
DATA ENTRY
CN13
LD[0..7]
CN2
LSEG[0..11]
CN1
PN1
1/2
CN4 (PN1)
(PN1)
CN2 (PN1)
(PN1)
CN100
CN600
CN600
3 to 8
IC913
5V 3.3V
Tr Array
Dec.
3
Buffer
IC600
IC601
2
BRI_F
207
DA0
/DATACS
103,104
100
P-BEND
206
/RD,/WE
88,89
AN6
/RAS,/CAS
MODU
204
AN5
106,108
CKIO,CKE
CN109
162,105
/PEDALIN
118
DQMUU,DQMUL,DQMLU,DQMLL
CPU
89-92
FOOTVOL
199
RD/WR
AN0
93
SH3
SUSTAIN
200
AN1
/SDRAMCS,/PROGCS,/STYLECS
96,98,99
MIDIOUT
166
/MUTE
172
116
MIDIIN
/DACK
169
IC100
/USBIC
114
203
USB/MIDI
D[0..31]
AN4
IC001
/IC
193
+5D
4
A[0..23]
RESET
155,156
/8BITCS
101
5
4.2V/50msec
/16BITCS
102
CLOCK
15
3
1
10.00MHz
Dec
Dec
X101
5V 3.3V
3.3V 5V
IC308
IC308
Buffer
Buffer
IC911
12
11
5
IC301
1
Level
HOE
MASK
Conv.
CN700
CN102
LOE
128Mx2
IC406~462
IC465~467
CN1
IC407
CLOCK
15,16
CPU
HMD[0..15]
WAVE High
5.00MHz
IC1
IC406
LMD[0..15]
WAVE Low
CL1
MKS5F
CN2-4
LEVEL INDICATOR
MK-L
,
MK-H
(C1~A3)
(A#3~C6)
PN1
2/2
CN6
Keyboard
CN107
IC109
1,6
LED
+12A
DRIVER
VR101
IC103
8
CN101
6
8
VOL
CN700
INPUT
AMP
CN106
VOLUME
CN105
IC101
+B
+12A
CN103
12V
3
1
REG.
CN104
CN105
CN908
AM
1/2
C
D
E
F
G
,
PN2
,
PN3
,
PN4
Ripple
+
1
Filter
-
Circuit
IC205,IC206:
MASK ROM or
IC915,IC916:
FLASH ROM
ROM
SDRAM
P2 ROM
32Mx2
64M
64M
18,19
IC917
IC200
67,68
RD/WR
/RD
59,28,
17
Program
27
71,16
/SDRAMCS
/PROGCS
20
24
Style/Para
DataBus
2,3
Buffer
(3.3V 5V)
5D[0..15]
6
CLOCK
33.8688MHz
X400
/TGCS
231,232
33
MOEN
/5RD,/5WE1
169
34,35
/5TGIC
234
SWP30B
VOP3
HMA[0..22]
MELO[3..5,7]
IC400
LMA[0..22]
SO[1,3,5]
SYOD,HCLK
221,223
102,103
IC401
26 27 24 25
16 31 15
16 30 15 29
DRAM
DRAM
4M
4M
IC403
IC402
16
21
17-19
A/D
Conv.
IC800
+5A
MASTER
2,25-27
18,28
CN908
CN100
24
/5LSIIC
CN102
VOLUME
DAC
VOL
12,13,
IC700
CN100 VR100
16,17
CN103
VR
+5D
1
2
1
3
3.3V
CN908
DC-DC
+3.3D
REG.
IC114
IC111
+12A
/MUTE
MUTE
3
1
5V
+5A
REG.
TR702
IC112
DM
F
G
H
I
INV
Back Light
CN2
DC-AC
INV.
module
320x240
CN1
CN104
CN500
/VWR
27
7
/VCE
FLASH
20
8
LCDC
SRAM
16M
VA[0..14]
256K
IC204
/RD
/RD,/WE
27
28,11
VD[0..7]
/STYLECS
/DATACS
24
26
IC501
Data storage
/VOPCS
134
/5RD,/5WE1
135,136
/5TGIC
101
/5VOPIRQ
81
fc = 6kHz
-12dB/Oct
4,6
2,2
HPF
+12V
IC107,108
Buffer x2
0dB
4,6
2,8
13
4,6
8,8
EQ
LPF
IC102
CN102
IC104,105
fc = 6kHz
-12dB/Oct
TR100~106,400,401
CN103
ATT
H
I
J
K
L
PSR-2100
LCD
FDD
+5D
CN300
CN103
CONTRAST
1
/5IRQF
21
8.00MHz
/5DREQ
20
FDC
/LP
37
/DACK
7
/5WE1
/5WE1
14
5
IC500
IC300
/5RD
/5RD
15
4
/LCDCS
19
/FDCS
6
CLOCK
16.00MHz
X300
+12A
IC111
JK104
2
4,6
R
AUX OUT
8
L
+12A
JK102
2
R
4,6
OUTPUT
8
L
IC112
+B
4 IC113
CN109
L
1
Tweeter
8,10
2
ATT
3
R
L & R
5
+B
11,18
L
CN110
15
17
2,7
Woofer
ATT
14
12
L & R
R
5
IC110
MUTE
Circuit
AM
2/2
CN111
+12A
IC114
2
3
6,7
PHONES
1
JK105
CN108
HP
28CA1-8826449
PSR-2100
J
K
L
1
2
3
4
5
6
7
8
9

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