Circuit Boards View - Yamaha ME-100FS Service Manual

C I R C U I T B O A R D S
DMA Circuit Board (ME-100F*S)
DMA CN1 DMA CN7
.
.
--
. .
. -
I
I
/
EXPI
/
HPA-EXPIN I C N l - 1 1 . 7
Pin
Nn
D M A CN2
I
Pin
Nmma
2
1
+12V
Pin Pin
No
Name
Destination
Destination
-
. -
HPA-+12V (CN1-21
-
PNZ-EA ICN1-4)
3
I
EA
I
HPA-E I C N I J I
1
DMA CN3
Pin Pin
No. Name
Destination
DMA CN8
DMA CN4
'in
I
Pin
lo
Name Destination
A
F F X P - F , C N l . l l
--
7
T
N C I
EXP-FS ICN1-21
I
DMA CN9
No. Name
Destination
LK-PB4 ICN2-1)
PB5 LK-PB5 lCN2-21
DMA CN5
DMA CNlO
DMA CN6
Pin
No.
Pin Pin
No. Name
Destination
~-
~ 1
1
I
PCLO
1
PNl-PCLO ICN3-11
I
Pin
Name
Notes)
1. Circuit Board
Destination
: pPD8251 ( I G I 18500) USART
: M5222L (IG120700) VCA
: NJM4560 (lG040000)
: NJM4558 (IG001390)
8. Resistor Array
RAI "3
: lOkR x 8
RA4-6
:
4.7kR x 8
RA7.8 : 150kR x 8
RA9,lO
:
15kR x 8
R A l I : 680R x 8
RA12 "14 : 47kR x 8
RA15.16 : I k R x 4
: HD63B03YP or HD63B01 Y
(XC550001)
: ROM (XB583001) 6K
: YM2167 (XA582001) OPP2
: YM3012 (IT301200) DAC
: TC74HC367 (I R036700)
: HD74LS373 (IG060300)
: TC40H138P (IG111900)
: TC40H32P (lG052800)
:
TC4069BP (IG001720)
TC40HC004P (IG051000)
: HD7406 (lG058400)
: HD7407 (lG058500)
: TC40H393 (IG130800)
: TC74HC004P (lG142200)
DMA CN11
3. Transistor
Trl.4-11
Tr2,3,21
Tr12-19
Tr20
4. FET
FETI
9. Coil
c&h
marked : Ferrite Bead
Pin Pin
No. Name
5. Diode
D l "31
Destination
DMA CN12
1
I
PBO I UK-PBO lCN2.11
: 1SS133
:
Photocoupler PC-900
P i n Pin
No.
D e s t i n a t i o n
I
1
I
L E D
I
P I L O T L A M P
2
1
VSS
I
P l L Q T L A M P
1
:
Ceramic Resonator
DMA Circuit Board
38
DMA Circuit Board