Technics SX-PR603/M, Service Manual, Page: 101 / 125

E 1
SW 2
LED
3
+3.3D +3.3D
4
CN106
1
2
3
4
5
6
7
SOSTE
SUSTN SUSTAIN
SOFT
E
+5MI
MRXD
MTXD
CN105
1
2
3
4
5
6
E
E
+3.3D
+5D
D0
D1
7
8
9
10
D2
D3
D4
D5
TO
JIGU
11
12
13
14
15
16
D6
D7
A1
A2
RE
WR
17
18
19
CS
JIGU.9M
SMS
CN107
C124
0.1
ZC106
100P
Z110
47x4
Q
+3.3D
R
S
T
U
V
W
X
B
C
A
B
C
D
E
F
G
+5D
BUSCLK
SNS
IRQ0
JIGL.CS
WE2
RW
WE3
LCD.NICOS
LCD.NMCS
PC.TX
IORST
MACSEL
MIC.SNS
DSP.EMPTY
MIDI.TX
MIDI.RX
EEP.D0
DSP.DRBY
PWM
FDC.DACK
FDD.CS
FDD.INDEX
FDC.INT
FDC.TC
FDC.DRQ
LCD.WAIT
PC.RX
A[0-25]
D[0-31]
A
B
C
D
E
F
G
H
I
SELF.LED
PORT.EXP
SCHEMATIC DIAGRAM-9
TO JACK CIRCUIT
(CN2) ON SCHEMATIC
DIAGRAM 32 J