Yamaha CRX-E500 Service Manual page 39

A B
SCHEMATIC DIAGRAM
1
PICK UP
2
4.5
1.9
LD DRIVE
3
ACT. MOTOR DRIVE
2.6 2.6
2.5
2.0 2.6
5.8
0 0
5.0
0 0
5.8 5.8
5.8 2.4
2.6 3.0
CD MECHA. UNIT 2.7 2.7
2.7 2.7
4
5
6
7
8
x: NOT USED
O: USED / APPLICABLE
9
C D E
3.9
HEAD AMP.
2.5
0
2.6
~
~ ~
~ ~
~ ~
DISPLAY DRIVE
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~
~
~
~
~ ~
~ ~
~ ~
DISPLAY
KEY MATRIX
F G
5.0
2.6
5.0
SPC WITH DAC
1.4 0
2.6 5.0
2.6 5.0
2.1 0
5.0 0
5.0 0
0 0
5.0
0
5.0
2.5
2
0 0
0 5.0
2.5
2.5
5.0 LPF
8.0
0 0 5
0 6 8
0
7
6
0 5 8 7
0
8.0
0
0
2
-9.5 1
4
0 3
0 3 4
0 -9.5
2
0
1
EEP ROM
5.0
5.0 0
0 0
5.0 3.9
0
0
0 5.0
5.0 0
SYSTEM
5.0 0
5.0 0
~ ~ 5.0
CONTROL
~ ~ 5.0
~ 0
~
5.1 0
~ 5.0
5.0
0
5.1
2.5
0
2.5
5.0
1
5.0
5.0 0
0
5.0
5.0
5.0 2.5
5.0 5.0
5.0 5.0
5.0
Point 1 Pin 13 of IC201
H I J
MUTING
0 0
-9.9
-9.9
0 0
0 0
-9.9
-9.9
0 0
0
5.0
2.6
MUTE CONTROL
10.5
5.0
5.1
5.1
5.1 5.1
5.1
-9.9
5.1 5.1
5.1
0
10.5
5.8
10.5
6.3
5.1
6.3 5.0
0 0
POWER SUPPLY
-9.9 -0.2
-9.9
-0.2
AC 9.3
AC 15.2
RESET
8.3 -0.2
8.3 -0.2
5.1 8.3
5.1 5.1 1.2
AC 24.7
0
A B
AC 22.4
3
-26.7 -31.0 -31.0 0.2
-26.7
-21.1
-27.4
0
# All voltage are measured with a 10MΩ/V DC electric volt meter.
# Components having special characteristics are marked s and must be
replaced with parts having specifications equal to those originally
installed.
# Schematic diagram is subject to change without notice.
Point 3 Pin 7 of IC6
and Pin 6 of IC6
Point 2 Pin 59 of IC202
Pin 7 of
IC6
Pin 6 of
IC6
K L
CDC-E500
POWER ON POWER OFF
(Connect the power cord) (Disconnect the power cord)
39