Yamaha CRD-HD1300 Service Manual page 43

A B
SCHEMATIC DIAGRAM (OPERATION 1/2)
1
Q Q
3 7 6 3 1 5 1 5 0
FL TUBE
-22.2
-22.2
2
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~
3
~
~ ~
~ ~
~ ~
~ ~
4
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
T E
L 1 3 9 4 2 2 9 6 5 1 3
-22.2
-22.2
5
1.0 4.1
2.7 4.1
6
1.8 4.1
2.7 4.1
7
w w w
8
.
9
C D E
5.0 5.0 5.0
5.0 5.0 5.0
0 0 0
0 0 0
0 0 0
FL TUBE DRIVER
DECODER/
DEMULTIPLEXERS
0
5.0
5.0
0 5.0
0 5.0
5.0 5.0
5.0 0
0
4.3
0
-28.2
4.1 5.0
4.8
2.7 0.1
0
4.8
0 5.1
0
0 0
0 0
REMOTE CONTROL
RECEIVER
5.1
5.0
2.7 1.8
0
0 0
0 0
x a o u 1 6 3
y
i
F G
http://www.xiaoyu163.com
8
~ ~
~ ~
~ ~
~ ~
~ 5.0
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
4.3 ~
5.1 ~
5.1 ~
5.1 ~
5.0 ~
5.0 ~
5.0 ~
2.3 ~
2.3 ~
0 ~
~ ~
~ ~
~ ~
~ ~
~ ~
~ ~
Q Q
3 7 6 3 1
~ ~
~ ~
~ ~
~
4.3
.
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H I
2 4
9 9 8
5 1 5 0 8 9 2 4
m
# All voltage are measured with a 10MΩ/V DC electric volt meter.
c o
# 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.
J K L
CDR-1300/CDR-1300E
2
9 9
9 8 2 9 9
IC400: HD74HC139FPEL
Dual 2 line to 4 line Decoders/Demultiplexers
4
1Y0
ENABLE 1G 1
5
1Y1
6
1Y2
2
SELECT 1A
7
INPUTS 1Y3
1B 3
12 2Y0
ENABLE 2G 15
11 2Y1
10 2Y2
2A 14
SELECT
9 2Y3
INPUTS
2B 13
PIN CONNECTION DIAGRAM OF TRANSISTORS,
DIODES AND ICS.
2SC2878 DTA114ES HD74HC139FPEL
DTC114ES
8
16
E 1
E
C B C B
M66004MAFP-200C
64 33
1 32
47