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Yamaha CDR-D651 Service Manual Page 22

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A
1
2
3
4
5
6
7
8
9
B C D E F G H I J K L
SCHEMATIC DIAGRAM
(
OPERATION
)
E-25/J-21
CDR-D651
AN8882SB
1
18
36
AN8785SB
PIN CONNECTION
DIAGRAM OF
TRANSISTORS,
DIODES AND ICS.
AN79L08-TA
OUT
COM
IN
LC75711NE
µPD78F0058
1 20
21
40
4150
51
80
TC4052BF
1
8
16
HD74HC125FP
1
7
14
NJM2068MD
S-24C01AFJA-TB
1
4
8
2SD1938F
DTC144EKA
2SA1037
2SB1132
B
E
C
1
14
15
21
22
29
30
7
8
28
B
E
C
IC102 : NJM2068D-D
Dual Op-Amp.
IC104 : M5218AL
Headphone Amp.
IC201 : M5290P
Constant-Voltage Tracking Supply with Reset
Point 3
A : +side of D201
B : Pin 8 of IC201
A
B
With the POWER switch
turned ON, connect the
power cord to the AC outlet.
Disconnect the power cord
from the AC outlet.
–+
– +
OUT1
–IN1
+IN1
–Vcc
+Vcc
OUT2
–IN2
+IN2
1
2
3
4
8
7
6
5
–IN1
2
+IN1
3
–VCC
4
+IN2
5
–IN2
6
OUT2
7
+VCC
8
OUT1
1
–
+
–
+
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
REFERENCE
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
IC200 : M5237L
Voltage Regulator
1
2
3
Amp.
Starting
Circuit
Standard
Voltage
Circuit
ASO
Protection
Circuit
Excessive
Electric
Current
Protection
Heat
Protection
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
IC300 : LC75711NE
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
★ 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.
●電圧は、内部抵抗10MΩの電圧計で測定したものです。
●s印のある部品は、安全性確保部品を示しています。部品の交換
が必要な場合は、パーツリストに記載されている部品を使用して
ください。
●本回路図は標準回路図です。改良のため予告なく変更することが
ございます。
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0 0 0
0
-24.2
-24.8
-24.8
-24.8
-24.8
~
~
-24.8
-24.8
-24.8
-24.8
-24.1
-24.1
0
0
0
-27.2
-24.8
-24.8
-24.8
-24.8
~
5.0
5.0
2.5
2.4
~
~
-24.1
-24.0
-19.1
-11.9
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
-26.6
-24.0
0
0
0
00
0
0.1
0.1
5.0 5.0
1.7
0
0
0
0
0
0
0
0
5.0
5.0
5.0
4.7
7.9 7.3
7.0
-7.1
-7.1-8.0
5.0 5.0
5.0
5.0
5.5
5.5
6.0
7.9
1.2
10.7
10.9
-11.8
-11.8
-22.3
-20.9
-28.6
-28.6
-27.3
-27.9
-21.7
10.3
5.5
0
0
0
0 0
10.8
10.8
10.8
10.1
5.0
-5.0 -12.3
-12.3
-11.6
5.0
5.0
-5.0
-11.6
-12.3
0
0
0
0
1.2
5.0
10.1
10.8
0
1.3
5.0
5.5
5.5
5.5
11.1
-0.2
-0.2
-0.2
-0.2
11.1
11.0
AC19.8
AC19.3
AC4.4
-5.5
-5.5
4.9
2.5
0
0
0
-5.0
-5.0
-5.0
-5.0
-5.0
CB4
CB105
CB106
CB5
CB6
CB7
3
-A
3
-B
CB301
CB307
FL DRIVER
REMOTE SENSOR
MUTING
MUTE CONTROL
PHONES AMP.
POWER SUPPLY
8
7
5
6
1
2
3
4
RH03506BT-B-1B
RH03506BT-B-1B
RH03506BT-B-1B
RH03506BT-B-1B
RH03506BT-B-1B
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