Schematic Diagram - Yamaha TSX-10 Service Manual

A B
SCHEMATIC DIAGRAM (CD)
1
DIGIAL 4 DIGIAL 1
2
LD
DRIVE
3
CD MECHANISM
Point A Pin 59 of IC406
4
5
6
2SD1938F 2SC4488 MA8051-M
DTC144EKA RB501V-40
2SA1037K 1SS355
Anode
2SC2412K C MA8068-M
2SB1132 MA8062-M
E
DTA114EKA
B
DTC143XKA
DIGIAL 6
B
DTC114EKA
C
E
Cathode
M30218FCFP BU2092
80 51
81 50
DIGIAL 5
9
7
18
1
100 31
1 30
TC74HC4051AF S-29390AFJA
AN4801SB-E1
NJM2068MD
14
NJM2903M
20
28
21
13
8
16 26
8 4 IC404: AN8399SA-E1
7
27
6 CD Head Amp.
1 1
1
AN8399SA-E1 TA8409SE
TC74HC126AF
16
7 9
8 14 32
1
1
1
MN35511AL LC75342M
60
41
61 40
15
30
80 21
1
9
1 20
C D E
4.7
4.1
HEAD
1.9
AMP
CD
5.0
0
0
COMPARATOR
2.4 4.9
2.5
4.9
2.5
2.5
0 0
5.0
5.0
0
0
2.6
2.5 2.5
0
2.5
2.5
2.5 2.5
5.1
0 0
DRIVER
0
0
0 0
AMP
4.7
0 0
5.1
2.1 2.4
2.7 2.4
2.4 2.2
2.4
2.5
MOTOR DRIVER
5.1
0
SW400
SW401
IC474 : LC75342M-TLM
RF OUT CAGC BDO OFTR
Input Selctor & Electric Controlled Volume
RFN RF IN ARF CBDO COFTR
4 5 6 8 9 12 13 14 15
4 3 2 1 30 29 28
RF EQ AGC BDO OFTR
10 CEA
LOUT 5
NRFDET 3TENV
11 3T OUT
– + + –
– + + –
A 16 NRFDET
32
AMP GCA BCA
LBASS2 6
C 31 22 FEN
– + + –
SUBT –
B 30 23 FEOUT
+ LBASS1
7
AMP GCA BCA
D 29
E 27 AMP GCA BCA
20 TEN
– + + –
SUBT
–
21 TE OUT LTRE 8
+
F 28 AMP GCA BCA
9
LIN
–
LD
2 LSELO 10
+
+
VREF 19 – + + –
–
1 PD
BAND GAP
11 12 13 14 15 16 17 18
18 24 26 25 7 17 3
SLPSW GCTL TBAL LDRCTL GND VCC
FBAL
F G
2.6
1.4
2.6
2.6
2.1
5.0
5.0
0
DSP-DAC
0
A
0
2.4
2.5
5.0
27
26 ROUT
To DIGITAL (2) To DIGITAL (2)
CB201 CB205
25 RBASS2
24 RBASS1
H All v oltage are measured with a 10MΩ /V DC electric volt meter.
H Components ha ving special characteristics are marked s and must be replaced
23
RTRE
with parts having specifications equal to those originally installed.
22 RIN
H Schematic diag ram is subject to change without notice.
21 RSELO
19 20
H I
ELECTRICAL VOLUME
WITH INPUT SELECTOR
4.8
5.0
0
~
0
0
0
0
4.9
~
4.9
2.6
0
5.0
5.0
0
~ ~ 0
0
~
~ 0
0
~ 0
0
0
11.9
0
0
0
0
0 -11.4
MUTE
0 -11.4
0
0
0 0
0 0
0
-11.5
-11.5
5.0
-11.4
MUTE
4.9
IC400: AN4801SB-E1
CD Driver Amp.
PVcc2 [Focus] [Tracking] [Spindle] [Traverse]
PGND2 PVcc1 PGND1
M M
V04+ V03- V03+ V02- V02+ V01- V01+
V04-
19 18 16 17 14 15 12 13 10 11 9 8
Pvcc/2 Pvcc/2
L: All mute
H: Active
20
Standby
Standby
Direction Direction Direction Direction
Band-gap
Detect Detect Detect Detect
Vcc/Vref
SVcc
IN 1
Reset Circuit
5
REST
VREF
out
23 IN 2
FIN 23 25 26 2 1 3 4
SVcc
SGND PC2 PC1
IN4 IN3 L: Active IN2 IN1 L: Active
H: Power Cut H: Power Cut
J K L
TSX-10/15/20
5.0
0
2.6
AUX
0
-11.3 0
0
-11.3
0
MUTE
9.0 -11.4
9.0
TUNER
IC401, 402: NJM2068MD
IC408: NJM2903M
Dual OP-Amp
OUT 1 8 +V
1 CC
–IN 2 7 OUT
1 2
+ – + –
+IN 3 6 –IN
1 2
–V 4 5 +IN
CC 2
IC403: TC74HC125AF
Quad Bus Buffer
1G 1 14 Vcc
1A 2 13 4G
2Y 3 12 4A
2G 4 11 4Y
2A 5 10 3G
2Y 6 9 3A
GND 7 8 3Y
IC405: TA8409SE
VCC VS
2 6
VREF
STAND-BY 8
VREF
CIRCUIT
CIRCUIT
9
7 OUT 1
3 OUT 2
1
THERMAL
SHUTDOWN
CIRCUIT
5
GND 40