Yamaha PSR-S650, Service Manual

Page: 7 / 70

7
PSR-S650
Keyboard 61KEY
(16N)
TOUCH RESPONSE
61L-MK 61H-MK
SW1-36 SW37-61
CN5
(7P)
CN4
(12P)
CN3
(12P)
(C1–B3) (C4–C6)
CN2
(5P)
CN1
(12P)
B01–B07 B07–B1
1
DM
AM
PNC
PNC
PNR
PNL
PB
ENC
PNL MVR
TW
TW
CN9 CN8
WOOFER L
8 Ω 12cm
WOOFER R
8 Ω 12cm
MASTER
VOLUME
A Curb
5 k Ω
28CA1-2001079741-1
DC/DC
Converter
Power AMP
12W x 2
LA4625
LPF
DAC
24bit
CPU
SWX02
P2ROM
128Mbit ( * 1)
<Program>
SDRAM
128Mbit ( * 2)
<WORK>
LED Back
Light
LCD
320 ｘ 240
STN
LCDC
CPU
E-PNS2a
LED
DRIVER
SW & LED
Matrix
SW & LED
Matrix
Level
Converter
FLASH ROM
16Mbit ( * 1)
<Data>
+5V
DC/DC
+5V
Dropper
+3.3V
Dropper
FlashROM
512Mbit
Wave
Level
Converter
Key Scan CPU
MKS
5MHz
Ceramic
16.9344MHz
Ctystal
48MHz
Ctystal OSC
Reset
USB
Bus Power
Controller
+1.2V
Dropper
+5D
+5LD
+3.3D
+3.3D +5D
+5D
+5D
+5D
VEE VEE1
+1.2D
+5D
+5A
+5A
+5A
+16V
+5A
+5A
+
–
+
–
+
–
+
–
+
–
+
–
+
–
+
–
PSWO
/PSWI
PSWO
/PSWI
/PEDAL
/PEDAL
EICN
/E-IC
PB
+16V
+5LD
/ENC-A
/ENC-B SL[0]
SL[1]
+5LD
SDA
SCL
SDA
SCL
+5A
+5D
+5A
5
14 8
11,12
9,10 2,3
5,6
1
6
3
2
3
4
1
5
5
1
5
7
3
4
2
14
34
17,38
SO0
4
5
1
3
5
4
32 13
1
/WAIT
+5D
BL
RD/WRN,/WE0,/WE1,/RASL,/CASL,CKIO,CKE
EICN
/PSWI
PSWO
/DAC-IC
SYSCLK (LCDC)
/H-RES
MKS TX
/PEDAL
FUNCTION D+,D–
To Host D+
,D–
/CS0
D[0–15
]
D[0–15]
D[0–15]
D[0–15]
D[0–7]
A[0–15]
/WP-BKUPn
/WE1,/RD
A[1–23] A[1–20] A[1–14]
/WP-PRGn
/WE1,/RD /H-RES /H-RES
+3.
3D
SYSCL
K
/CS5 /CS3
FPDAT[0-3]
FPFR
AME
FPLINE
FPSHIFT
MOD
/LCD_OF
F
AL[1]
SPSI
SPSI
/LCD_IC
/WE0,/RD
CS4
VEE
+20~+26V
To Device D+,D–
VBUS
VBUS +5V,500mA
HOST D+,D–
VBUS
/H-RES
(PROG,DATA,WAVE,ICE)
/MKS IC
MKS REQ
MKS SCLK
MA[1–25] MD[
0–15]
B[7–11] B[1
–7]
N[11–16] N[21–26]
N[11–1
6],N[21–26]
/MC
S0
/MWR /MRD
MRDN MCS0N PG0
/MKS-IC
+1.2D, +3.3D
+16V
VEE1
+29V
IC21 (8P)
IC401 (14P)
IC20 (8P) IC4 (5P)
IC15 (16P)
IC13 (56P)
IC12 (14P),
IC22 (14P)
IC16
(44P)
IC2 (5P)
IC18 (5P)
VR1
X3
X2
X1
IC3 (316P)
IC8 (56P) IC9 (56P) IC5 (54P)
IC7 (64P)
IC12 (14P)
IC17 (8P)
IC6 (5P) IC19 (5P)
CN7 (22P)
CN3 (9P)
CN2 (14P) CN10 (2P)
CN6
(12P)
TO HOST TO DEVICE
CONTRAST
USB
32 32 16 16 14 14 19
54
39
36 43
15,16,
17,18,
37,38,
39
13,
34 13,
34
41,
42
CN5
(7P)
CN4
(5P)
LCD
UNIT
CN402 (22P)
CN404
(2P)
CN103
(27P)
CN204
(27P)
CN202
(5P)
CN501
(5P)
CN406
(4P)
CN405
(2P)
SUSTAIN
PHONES/
OUTPUT
AC-IN
CN401 (8P)
CN401 (8P)
1
14
13
11
9
8
6
TWEETER L
3cm
TWEETER R
3cm
JK402 JK403 JK401
16V
+ –
CN104 (8P)
IC201
(8P)
1
7
5
3
VR501
CN106 (9P)
CN107 (3P)
CN103 (27P) CN204 (27P)
IC101
(64P)
TR101–123
32 36 14 13
LD101–121,
SW101–129,
SW131,133,135,137,139,
SW141–156
LD301–307,
SW301–360
SW & LED
Matrix
LD201–213,
LD241,242,
SW203–258,
SW261–270
SW201,202
X101
CN701 (3P)
CN203 (3P)
CN601 (3P)
EC701
VR601
CN102
(15P)
CN301
(15P)
PITCH
BEND
PA-300C/PA300B/PA-301
AC ADAPTER
CN104 (8P)
Bus clk : 67.7376 MHz
Int. clk : 135.4752 MHz
Ext. clk : 33.8688 MHz
（512Mbitまで拡張可能）
* 1:
Expandable up to 512Mbit
（256Mbitまで拡張可能）
*
2:
Expandable up to 256Mbit
Red
Black
White
Black
BLOCK DIA
GRAM
（ブロックダイアグラム）