Yamaha MDX-9 Manuel de service Page 44
- Page / 59
- Table des matières
- DEPANNAGE
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
ABCDEFGH
1
2
3
4
5
6
IJKL
7
8
MDX-E100
* All voltages are measured with a 10MΩ/DC electric volt meter.
* Components having special characteristics are marked Z and must be
replaced with parts having specifications equal to those originally installed.
* Schematic diagram is subject to change without notice.
Point q (Pin 13 of IC106)
V : 2V/div H : 50 nsec/div
DC range 1 : 1 probe
Point w
CH1 : Pin 12 of IC106
CH2 : Cathode of D112
V : 2V/div CH1
V : 5V/div CH2
H : 0.5 sec/div DC range 1 : 1 probe
0V
AC CORD : ON AC CORD : OFF
CH 2
CH 1
■ SCHEMATIC DIAGRAM (MAIN)
IC104 : TC74HCT04AF
Hex Inverters
IC101 ~ 103 : NJM2068MD
Dual OP-Amp
–+
OUT
1
–IN
1
–V
CC
+V
CC
OUT
2
1
2
3
4
5
+IN
1
–IN
2
+IN
2
–+
6
7
8
1A
1Y
2Y
V
DD
6A
1
2
3
4
11
2A 6Y
5A
12
13
14
3A
3Y
5Y
4A
5
6
7
V
SS
4Y8
9
10
IC105 : TC74HC153AF
Dual 4 to 1 Data Selectors
15
STROBE
2G
2
B
SELECT
14
A
SELECT
13 12 11 10 9
OUTPUT
2Y
1
STROBE
1G
3 4 5
6
7
OUTPUT
1Y
16
VCC
8
GND
DATA INPUTS
DATA INPUTS
2C3 2C2 2C1
BA
2C0 2Y
2G
B
A
1C3 1C2 1C1 1C0 1Y
1G
BAB
A
SELECT
INPUTS
B
X
L
L
H
H
A
X
L
H
L
H
STROBE
G
H
L
L
L
L
OUTPUT
Y
L
C0
C1
C2
C3
VCC
E–
C+
NC
OUTPUT
(+5V)
DELAY
RESET OUT
BAL. ADJ.
GND
ON/OFF
E– C–
NC
–VCC
DELAY
CIRCUIT
REFERENCE
REGULATOR
PROTECTION
ON/OFF
CONTROL
REFERANCE
IN
+
+
CURRENT
CONTROL
CURRENT
CONTROL
16 15 12 7
9
10
3
2
4
6
11
8
1
14 13
5
OUTPUT
(–5V)
CURRENT
CONTROL
IC108 : M5290P
Constant-Voltage Tracking Supply with Reset
8
4
5
2
3
7
6
1
VCC
VSS
SDA
SCL
NC
NC
NC
NC
DATA REGISTER
E PROM
32X32
H.V.GENERATION
TIMING &
CONTROL
XDEC
YDEC
WORD
ADDRESS
COUNTER
START
STOP
LOGIC
CONTROL
LOGIC
D
OUT
ACK
32
8
D
OUT
32
5
2
CK
PIN
INC
LOAD
START
CYCLE
2
IC107 : X24C01P
Electrically Erasable PROM
E-49/J-47
P-E48/J46
[K-7]
P-E50/J48
[F-2]
Point e (Pin 58 of IC301)
V : 2V/div H : 0.2 µsec/div
DC range 1 : 1 probe
0V
IC301 : LC75710NE
FL Driver
G7
G8
G9
G10
G11
AA8/G12
AA7/G13
AA6/G14
AA5/G15
AA4/G16
AA3
AA2
AA1
AA35
AA34
AA33
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
G6
G5
G4
G3
G2
G1
VFL
TEST
VSS
OSCO
OSCI
VDD
RES
CE
CL
DI
AM32
AM31
AM30
AM29
AM28
AM27
AM26
AM25
AM24
AM23
AM22
AM21
AM20
AM19
AM18
AM17
AM1
AM2
AM3
AM4
AM5
AM6
AM7
AM8
AM9
AM10
AM11
AM12
AM13
AM14
AM15
AM16
ADDRESS
REGISTER
SHIFT
REGISTER
CONTROL
BLINKCYCLE
REGISTER
DISPLAY
REGISTER
DUTYCYCLE
REGISTER
GRID
REGISTER
INSTRUCTION
DECODER
ADDRESS
COUNTER
BLINK
GENERATOR
DISPLAY
CONTROL
DUTY
GENERATOR
GRID
CONTROL
CONTROL
DIVIDER DECODEROSC
TIMING
GENERATOR
LATCH
LATCH
ANODE
DRIVER
GRID
DRIVER
DC RAM
AD
RAM
CG
ROM
CG
ROM
AM1
AM2
AM35
AA1
AA2
AA3
AA4/G16
AA5/G15
AA6/G14
AA7/G13
AA8/G12
G11
G10
G2
G1
DI
CL
CE
VDD
VSS
VFL
RES
TEST
OSC I
OSC O
MAIN CPU
DIGITAL INPUT SELECTOR
POWER SUPPLY
MUTE CONTROL
MUTING
EEPROM
RESET
REGULATOR
FL DRIVER
LPF
5.0
0
5.0
~~~
2.0
3.1 3.2 5.0
3.5
3.5
5.0
0
5.0
0
5.0
0
0
0
0
4.0
4.0
0
0
0
0
4.9
0
5.0
0
0
4.9
0
0
5.0
5.0
5.0
5.0
5.0
0
5.0
5.0
5.0
5.0
0
0
0
0
0
0
0
0
0
4.9
0
0
0
0
4.5
0.1
5.0
4.8
0.6
0.2
~
0
5.0
0
0
4.9
5.0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
5.0
0
0
0
0
0
0
0
0
0
0
0
5.0
5.0
4.9
0
5.0
4.9
0
0
0
0
0
4.9
2.4
0
2.1
5.0
5.0
4.3
~
4.5
00
05.0
5.0
5.0
0
0
0
0
0
0
5.0
5.0
5.0
0
~~
6.0
0
0
0
6.0
0
0
0
0
-5.9
0
0
-5.9
6.0
0
0
-5.9
0
0
-5.9
0
0
0
0
-6.0
0
0
0
4.2
4.2
4.9
4.9
4.2
-13.4
10.9
10.9
0
-6.0
-13.4
-6.0
-12.7
10.3
10.96.0
6.4
5.7
6.4
10.9
10.3
10.3
0
5.0
10.8
5.6
5.6
0
5.0
1.2
0
0
5.0
4.9
4.2
-22.9
-22.9
-22.2
-22.9
-22.9
-29.3
-29.3
-32.9
-32.9
-22.9
-22.9
-13.4
-29.9
0
-23.5
-22.9
0
1.2
4.9
0
00
0
4.9
~
~
~
~
~
~
~
~
~
~
-27.0
-27.0
-27.0
~
~
~
~
~
~
~
~
~
~
~
~
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.1
~
~
~
~
~
~
~
~
~
~
~
~
~
~
-22.9
-22.9
-22.9
-22.9
-22.9
-22.9
-22.9
-22.9
5.0
5.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.0
-27.1
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
-29.3
0
0
2.5
2.5
5.0
5.0
0.6
4.8
0.2
0
0
4.4
4.4
1.3
-0.6
0
-12.7
0
-13.4
0
1.2
0.6
0
10.3
0
10.9
-6.0
0
0
0
-6.0
0
0
0
00
w
w
e
q
AC4.16
AC20.6
1
8
3
2
7
4
6
5
- MDX-E100 1
- ■ TO SERVICE PERSONNEL 2
- ■ REAR PANELS 3
- ■ SPECIFICATIONS 4
- ■ DISASSEMBLY PROCEDURES 5
- ■ INTERNAL VIEW 5
- Positive lead (D6.5/ 7
- Mechanism SW P.C.B 8
- Loading Motor 8
- Sled motor 8
- Turn Table 9
- Spindle Motor 9
- Optical Pickup Head 9
- MD Guide (B) 9
- ■ ADJUSTMENT & TEST MODE 10
- MECHANISM ADJUSTMENT 15
- ■ SPECIAL TEST MODE 18
- ■ ERROR DISPLAY 19
- ■ TROUBLESHOOTING 21
- ■ IC DATA 26
- IC106 : M30622MA-721FP 32
- Main System Microprocessor 32
- ■ BLOCK DIAGRAM (MD) 36
- ■ BLOCK DIAGRAM 37
- ■ TEST POINT WAVEFORM 38
- Note : y ~ o 39
- P. C. B. MAIN ( 1 ) 40
- P. C. B. MAIN ( 3 ) 41
- (Surface Mount Device) 41
- P.C.B DIGITAL 42
- (Lead Type Device) 42
- MD MAIN PWB-A 43
- ■ SCHEMATIC DIAGRAM (MAIN) 44
- ■ SCHEMATIC DIAGRAM (DIGITAL) 45
- PARTS LIST 46
- ■ EXPLODED VIEW 53
- ■ MECHANICAL PARTS 54
- New Parts 55
- GREASE APPLICATION DIAGRAM 57
- REMOTE CONTROL TRANSMITTER 58
Produits connexes et manuels pour Lecteurs de CD Yamaha MDX-9
(23 pages)
Lecteurs de CD Yamaha 505 Spécifications
(6 pages)
(6 pages)
(40 pages)
Lecteurs de CD Yamaha 505 Manuel de service
(92 pages)
© 2020, manymanuals.fr. Tous droits réservés | 0.462 s |
Manymanuals.com
Manymanuals.de
Manymanuals.fr
Manymanuals.it
Manymanuals.pl
Manymanuals.cz
Manymanuals.es
Manymanuals-pt.com
Commentaires sur ces manuels