Yamaha CDX-E100 - Schematic Diagram

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■ SCHEMATIC DIAGRAM
* All voltage are measured with a 10M Ω /V 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.
CDX-E100
E-28/J-32
CH 2
CH 1
Point w (Pin 10 of IC5)
V : 2V/div, H : 0.1µsec/div
DC, 1 : 1 probe
Point q (Pin 59 of IC4)
V : 2V/div, H : 50nsec/div
DC, 1 : 1 probe
0V
0V
Point r
CH 1 : Pin 7 of IC6
CH 2 : Pin 16 of IC6
V : 2V/div (CH 1)
V : 2V/div (CH 2)
DC, 1 : 1 probe, H : 0.5sec/div
Point e (Pin 58 of IC10)
V : 2V/div, H : 0.2µsec/div
DC, 1 : 1 probe
0V
CD HEAD AMP
SPC & DAC
SYSTEM CONTROL
FL DRIVER
ACT. MOTOR DRIVER
MOTOR DRIVER
POWER SUPPLY
MUTE CONTROL
EEPROM
LD DRIVE
4.6
2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5
0.1 3.9
4.9
0 0 0
00
0
0
5.0
2.5
2.9
2.5
2.5 2.5
1.1 1.5 0
2.5
3.9
1.8
2.5 0
2.5
1.9
2.4
0
0
5.0
2.5
2.5
1.9
2.2
2.2
2.5
5.0
5.0
2.6
2.5
2.55.0
2.2
2.2
0
0
0
0
0
0
0
5.0
2.5
0
0.5 0.7 0.7
9.9
0.7
0.5
0
9.9
0
0
2.5
0
2.5
2.5
0
3.7
1.6
3.9
3.2
3.6 3.6
2.5 2.5
2.5
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
-24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8 -24.8
~ ~ ~ ~ ~ ~ ~ ~ ~ ~
-21.3 -21.3 -21.3 -21.3
~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~
0.1 4.8 0.4
4.9
4.9
2.4
2.4
0 0
-27.6
-24.8 -24.8 -24.8 -24.8 -24.8
-24.8
-24.8
-24.8
-24.8
-24.8
-24.8
-24.8
-24.8
-24.8
5.0
0
5.0
5.0
0
0
5.0
5.0
0
5.0
5.0
4.9
10.2
-12.1
10.1
AC3.68
AC19.4
0
1.2 5.0
0
9.4
0
9.9
1.3 5.0
0
-5.0 -12.1 -5.0 -12.1
5.2
5.2
5.0
4.9
0
-4.95.1
9.4
5.6
9.95.0
9.95.0
-21.6-31.6
-21.6
-12.1
-31.6
-27.6
0
-27.6
-21.5
0
5.0
-0.1
0
0
5.0
0
5.0
2.4
2.6
0
0
0
0
0
-0.1
5.0
4.9
0
5.0
0
5.0
5.0
5.05.0
5.0
5.0
5.0
0 0
0 0
5.0
5.0
5.0 5.0 5.0
4.9
0.4
0.1
4.9
4.9
0
~
4.9
0
0
0
0
5.0
0.1
4.8
2.5
0
5.0
2.5
2.4
2.4
5.0
1.32.5
0 0
5.0
5.0
5.0 0.1
4.9
2.5 2.5 2.5 2.5 4.9
4.9
0
0 1.0
0 0 2.5
2.5 2.5
2.7 2.7 2.5 2.4 2.5 2.5 2.5 2.5 2.5 2.5
0 0 0 0
5.0 5.0
0
5.0
0 5.0 5.0
4.9
~ 0 0.1
0 4.9
0
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
e
w
r
r
q
2.5
2.0
5.0
5.0
0
0
0
0
0
0
0
0
0
-5.0
0
0
0
-5.0
0
0
0
-5.0
0
0
0
-5.0
-4.9
0
0
-4.9
0
0
-4.9
0
0
-4.9
05.0
2.5
6
5
4
7
2
3
4
1
5
6
8
7
3
2
8
1
AC CORD : OFFAC CORD : ON