Block Diagram - Yamaha P-200 Service Manual

P-200

BLOCK DIAGRAM

PN2
LCD CS
CONT.
SW
DM
CN2
BEND
WHEEL AN4..5
MOD
GHD88Key
+5D
CN4
IC14
FLIP
ACK KPB0..3
FLOP ARRAY
KPA0..7
FLIP ARRAY
FLOP
IC15
11.2896MHz
IC26
A21
IC4
A0..20
WAVE
GEW9-2
ROM
D0..15
32M
IC6
IC7
A21
A0..20
WAVE
MDA
GEW9-2
ROM
D0..15
IC5
32M IC8
IC9
4
FRONT PANEL
PN1
LCD
LED SW LED
CN22,21 CN1,2
CN1,6 CN12 CN7,8
16MHz
TA2
IC1
TR
MAIN CPU
H8/3002
IC20
TR
XQ375A0
FLIP
TA1 FLOP
IC30
D/A
DCK
+5A
LE
20bit
DACL
DACR
CD
MI1
IC31
D/A
+5A
20bit
IC12
D8..15
IC29
PSRAM
D0..7
EST
256k
DSPN DSPN
IC13
IC10 IC11
PSRAM
256k
PN4 MJ
EQ
MIDI
LOW MID HI
IN OUT THRU
FC
CN4 CN1
CN9 CN5
MIDI
BATCK
IC19
IC23
INITIAL
BACK
CLEAR
UP
BATCK
IC2
IC3
4M
256k
ROM
SRAM
(DIP)
+12
IC32
LPF
CN13
-5A
L
-12
R
+12
IC33
LPF
CN10
+12
-12
-5A
-12
MUTE
CN6
5V
+5A
-5A
REG
CN11 CN4
+50
+B
REAR PANEL
LINE OUT LINE IN
SUS SOS SOFT L/MONO R L/MONO R
CN2
CN3
BATTERY
3V
(CR2032)
HP
CN6
PN3
CN31 CN32
CN3
MIX
M.VOL
INL
IC2
IC1
MIX
INR
CN5
CN4
CN4
+VCC
Trans Assy
-VCC FU60P
LINE
POWER
FILTER
SUPPLY
CN3
CN1
SPEAKER
OFF/ON
SW1
CN8
SPEAKER(L)
13cm 30W
SPEAKER(R)
13cm 30W
CN9
CN7
CN1
PHONES
CN5
MA60
POWER AMP
IC5
POWER AMP
MUTING
CIRCUIT
CN6
POWER SWITCH
CN2
FUSE
CN1
AC IN
28CA1-8812237