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P-85/P-85S
BLOCK DIAGRAM & WIRING
BLOCK DIAGRAM & WIRING
28CA1-2001022995-1
3
1
<BLOCK DIAGRAM>
<WIRING>
LD x 3
GHS 88Keys
5MHz
SYSTEM
RESET
+3.6V
OSC
ADC
DAC
24bit
LPF
REGULATOR
+3.3V
REGULATOR
+5V
REGULATOR
+5V
REGULATOR
+2.5V
CPU (SWL01T)
SLAVE
CPU (SWL01T)
MASTER
FLASH ROM 64M
Program WAVE
FLASH ROM 32M
Program WAVE
FLASH ROM
4M
DRAM 4M
CPU (MKS)
UPD789022GB
17, 38
14, 15,
18
5
4
12
12
4
16
24, 47, 66, 90, 120
29
37
38
39
12
12
16
40, 44,
42, 43
57, 58, 63
49
48
50
26
51
35, 36
42
1-4
14
2
6
10
7
8
8
8
4
11
14
9-12
1, 7
2, 3
5, 6
18, 31,
32, 34
3
4
1, 2 1, 2
4
22
27
28
3.3V
→
5V
+5D
X301
X101
IC301 (44P)
IC401 (16P)
IC107 (10P)
IC301 (6P)
TR301, TR302
JK301
JK303
JK401
JK501
JK502
JK302
JK601
IC402 (8P)
LD702-LD704
SW702-SW717
VR701
LD701
SW701
IC501
(3P)
IC502
(3P)
IC401 (3P)
IC102 (8P)
IC103 (8P)
IC701 (8P)
TR401
TR402
IC105 (14P)
IC402 (3P)
IC302 (5P)
IC303 (5P)
IC105 (5P)
IC102 (48P)
IC103 (48P)
IC101 (128P)
IC201 (128P)
IC104 (48P)
IC202 (48P)
+5D
5
+5D
37
+3.3D
+3.3D
4, 15, 46, 89, 119
+2.5D
24, 47, 66, 90, 120
+3.3D
4, 15, 46, 89, 119
+2.5D
37
+3.3D
37
+3.3D
1, 6,
22
+3.3D
+5A
+3.3D
+5A
+5A
+12A
+12V
+5D
RY201
TR201
TR SW
EQ
POWER AMP
6W x 2
LA4625
TR SW
L, R
L, R
+5D
+5A
+3.3D
+3.3D
+3.3D
+3.3D
MIDI
I/F
+2.5D
B1-B15
MKS_CLK
MKS_RX
DA
T
A
MKS_ACK
LED [1-3]
LSI_ICN
SDO, SYSCLK
BCLK, WCLK
SPOFF
SW [0-4]
SOUT [1-4]
/PSWI
CN2 (27P)
CN501 (6P)
CN103 (6P)
CN704 (22P) (PN2)
CN602 (22P)
CN1 (17P)
CN1 (17P)
CN1 (17P)
CN601 (7P)
CN301 (7P)
CN102 (4P)
CN501 (25P)
CN101 (25P)
CN3 (17P)
CN301 (27P)
/PSWON
HPSW
SPOFF
PSWCNT
DAMPER1, DAMPER2, SOSTE, SOFT
with Heat sink
(放熱版付き)
with a heat sink
(放熱版付き)
HPSW
/PSWI
PSWCNT
/MUTE
HPSW
PSWCNT
SUSTAIN
MIDI_TX
MIDI_RX
/MUTE
HPSW
PSWCNT
/MUTE
/MUTE
MKS_IC
MRSTN
33.8688MHz
Control
Address
Data
Control
Address
Data
Control
Address
Data
Control
Address
Data
Control
Address
Data
N1
1-N16
N21-N26
SW x 16
MASTER
VOLUME
PILOT LED
STANDBY/ON
A10K
Ω
x2
+5A
5
4
+5D
PN1
PN2
DM
AM
JK
Keyboard
GHL88M
GHL88H
GHL88L
HP
PHONE 1
PHONE 2
IN
PEDAL UNIT
DAMPER 1, 2
SOSTE
SOFT
OUT
MIDI
PEDAL
DC IN 12V
SPEAKERS
4Ω
12 x 6 cm
L
R
+
–
CN701
CN501
CN103
CN102
CN703
CN704
CN301
GHL88H
PN1
HP
AM
DM
JK
PN2
GHL88M
GHL88L
CN1
CN3
CN2
CN1
CN1
CN501
CN101
CN602
CN301
CN601
:
.
B
>
@
=
;
No.
Unit Name
(ユニット名)
Location
(ロケーション)
Parts No.
Connector
Assembly
Source
(配線元)
Destination
(配線先)
Remarks
(備考)
:
@
.
;
=
B
>
Keyboard assembly
2
WK443800 FFC Cable
GHL88M-CN2
*3
*3
DM-CN301
*1
*4
27P
M102 (WK74940) FFC
2
DM-CN501
*1 *4
AM-CN101
*1 *4
25P
M103 (WK74950) FFC
3
PN2-CN704 *1 *4
DM-CN602
*1 *4
22P
M104 (WK74960) FFC
4
DM-CN601
*1 *4
JK-CN301
*1 *4
7P
Overall assembly
M105
(WK74970)
FFC 5
PN1-CN701
*1
*4
PN2-CN703
*1
*4
16P
M106 (WK57110)
SP
AM-CN102
*1 *5
SPEAKER
L
*2 *6
4P
SPEAKER
R
M107 (WK57160)
HP
AM-CN103
*1 *7
HP-CN501
*1 *7
6P
*1 Installation(差し込み)
*2 Manual soldering(手半田)
*3 Connected(接続済)
*4 Align the FFC conductor with connector contact. (FFCの導体とコネクタの接点を合わせる)
*5 White wire is adjusted to Pin 1 mark ( △ mark).(白色線材が 1 ピン(△)側)
*6 (+): White wire(線材 白)
(-): Black wire(線材 黒)
*7 Coordinate with polarity of the connector.(コネクタの極性に合わせる)