Yamaha KMA-1000 Service Manual page 24

A B
KMA-1000/KMA-950
OPERATION (2) (Side A)
1
MIC
5
4
6
7
2
8
9
10
MAX
MIC
+8D
+8D
GND
GND
+5D
SSCLK
SSDATA
KEY_IN
3
FSTL
FUNCTION (1)
REM
KEYC_A
KEYC_B
DGND
MUS_RA
MUS_RB
MIC_RA
MIC_RB
ECHO_RA
ECHO_RB
OPERATION (2) (Side B)
4
30
1
5
6
24
C
ECHO
5
6
4
7
3
2
8
1 9
10
0
MIN
MAX
MIN
ECHO
(CB15)
16
IC701
15
D E
KMA-1000
DVD
3
7
AUX
8
2
TAPE
9
1
10
BGM
0
INPUT
● Semiconductor Location
Ref. No. Location Ref. No. Location
D701 H2 D713 G2
D702 H2 D714 F2
D703 G2 D715 F2
D704 G2 D716 F2
D705 G2 D717 F2
D706 H2 D718 G2
D707 H2 D719 G2
D708 H2 D720 F2
D709 G2 D721 F2
D710 G1 D722 F2
D711 H2 D723 E2
D712 H1 D724 E2
F G
MUSIC
5
+1
4
6
3
+2
2
+3
1 +4
0
+5
MIN
MAX
MUSIC
Ref. No. Location Ref. No. Location Ref. No. Location Ref. No. Location
D725 F2 D737 C2 D749 B2 D762
D726 F1 D738 D2
D750 B2 D763
D727 F2 D739 C2
D751 B2 D764
D728 F2 D740 C2 D752 B2
D765
D729 F2 D741 C2 D753 B2
D766
D730 D2 D742 C2 D754 B2 D767
D731 D2 D743 D1 D755 B2 IC701
D732 D2 D744 B2 D756 B2 Q701
D733 D2 D745 B2 D757 B1 Q702
D734 D2 D746 B2
D758 E2 Q703
D735 D2 D747 B2
D759 E5 Q704
D736 C2 D748 B2
D760 G5 Q705
H
KEY CONTROL
RV-LED-OUT
RKEY-OUT
RV-LED-G
RV-LED-R
-1
-2
-3
-4
-5
KEY CONTROL
OPERATION (5)
(W701)
Ref. No. Location Ref. No. Location
E2 Q706 E2
Q718 D4
E2 Q707 D2
Q719 D1
E2 Q708 D2
Q720 C4
B4 Q709 D2
Q721 C1
H5 Q710 G4
Q722 C4
H5
Q711 G1 Q723 C1
B4
Q712 F4 Q724 B4
G2
Q713 F1
G2
Q714 E4
G2 Q715 E1
E2 Q716 D4
E2 Q717 D1