Pin Connection Diagram - Yamaha CDC-775 Service Manual

IC302 : X25642P
Electrically Erasable PROM
WRITE
STATUS
PROTECT
REGISTER
LOGIC
w
SO
COMMAND
t
SI
DECODE
y
AND
SCK
q CONTROL
CS
LOGIC
u
HOLD
WRITE
CONTROL
AND
e TIMING
WP
LOGIC
i
VCC
r
VSS
IC400 : BA6286
Motor Driver
VCC
9
POWER
SAVE
RIN
2
CONTROL
FIN
10
LOGIC
VREF
3
1 6
GND

PIN CONNECTION DIAGRAM

1SS133 2SA933S (Q,R)
1N4002S 2SC1740S (R,S)
MTZJ5.1B 2SD1915F (S,T)
MTZJ5.6B
MTZJ7.5C
Anode
MTZJ9.1C
MTZJ30.0B
Cathode
NJM7909F NJM2068D-D
NJM5532D
1:OUTPUT
2:INPUT
3 2 8
3:COMMON
1
LA6510 BA6286
10
1
23
X DECODE 1K BYTE
LOGIC ARRAY
64
64×256
64
64×256
128
128×256
32 8
Y DECODE
DATA REGISTER
VM
8
DRIVER
OUT 1
7
ON/OFF
OUT 2
4
DRIVER
TSD
5
RNF
2SB544 (E,F,G)
2SC2878 (A, B)
2SD400 (E, F)
B
E
C
C
E
B
BA15218 M5290P
X25642P
4
4
8
1
1
AN8849SB
M56748FP
10
36
1
1
IC401 : LA6510
Dual Power Operational Amp
4
VOUT1 2
VSENSE1 1
IC200 : M5290P
Constant-Voltage Tracking Supply with Reset
VCC E– C+ NC
16 15 14 13
REFERENCE
CURRENT
REGULATOR CONTROL
GND
9
ON/OFF
CONTROL
10
CURRENT CURRENT
CONTROL CONTROL
1 3
–VCC E–
Other ICs
IC301 :
IC3
2SA1708(S,T) 22SB1565 (E, F)
2SC4488(S,T) 2SD2394 (E, F)
B
C
E
YAC514
51
52
8
64
16
1 1
LC75711NE
48
19
49
18
64
1
3 10 7 6
5
OUTPUT
(+5V) DELAY
12 7
PROTECTION
+
2 4 5
C– NC OUTPUT
(–5V)
µ
PD78P078GF-3BA See page 16
: MN35511 See page 18
MN35511
60
61
B C
E
80
33
32
1
20
µPD78P078GF-3BA
19
80
81
33
32
100
17
1
16
8
VOUT2
9
VSENSE2
REFERENCE
11
IN
8 RESET OUT
BAL. ADJ.
6
41
40
21
20
51
50
31
30