Yamaha CRX-E500 Service Manual page 34

A B
CDC-E500
1
I BLOCK DIAGRAM
CD MECHA. UNIT
PICK UP
VCC
2
3
4
SPINDLE
M
FEED
M
FLSW
5
CARRIAGE
M
DRAWER
M
CARRIAGE EXTRA POSITION
6
CARRIAGE HOME POSITION
COMMON
CARRIAGE SW
CARRIAGE SW
DRAWER O/C SW
SLIDER/F SW
SLIDER/R SW
7
34
C D
VCC +5
5
28 +5
E
32
D
9 ARF
29
GND
A
TP200
31
B
17
30 HEAD
C
AMP
27
F
IC200 CONTROL
AN8399SA
GND
7
LD DRIVE 2
LD
Q1
VR
1
PD
IC1
AN4801SB
24
11
FCS+
3
10
TRK+
TRK–
13
1
FCS–
12
16
SPDL+
25
17
SPDL–
14
FEED+
26
15
FEED–
FLSW 9, 23
+5A
GND
CARRIAGE
IC2
TA8409S
3 7 DRAWER
CM+
IC3
TA8409S
CM-
3 7
DM-
DM+
EX
HOME
GND
D2
D1
O/C
FWD
RVS
E F
XL101
58 59
EFM
TP201
ARF 44 IC208
65 OUT L 6 7
66
IC202
IC208
MN35511AL
VREF 63 OUT R 2 3
29
64
SPC+DAC
FDO 28
KICK 26
TRD 27
ECM 24
6 TX
ECS 25
TRV 21 8 MDATA
TVD 22 7 MCLK
18
38
35 MDATA
13
37 MCLK
XL201
15
71 MUTE
12 RESET
LDRCTL 3
51 IN
FLSW 23
D205
52 OUT
NM1+ 77
NM1- 78
NM2- 79
40 CE
NM2+ 80
SYSTEM CONTROL
IC201
33 CL
16 bit CPU
M30624FGAFP
EX 87
HOME 86
47
61 DISPLAY DRIVE
D2 85 48
|
IC300
50
64 LC75710NE
D1 84
51
O/C 83
FWD 82 KD0, KD1, KD2
60
61
RVS 81
63
55
KEY MATRIX
56 K0-K2
SW300–308
57
G H
IC207
5 6
Q6 Q8
Q7 Q9
IC207
3 2
MUTE CONTROL
Q4
D4, 5, 10, 11
+5
7
RESET
6
IC6
M51953FP
-VB +B +5 +5A +VB
3
POWER SUPPLY
EEP ROM
IC203
IC5
4
S-29190A
Q4
VF
D14, 15, 18, 19, 20
D3
DISPLAY
V300
36 37 69 70
F1 ACF
F2 ACF
I J
PJ1
L
LINE OUT
R
DIGITAL OUT
CB25
OPTICAL
JK1
SYSCON
SYSTEM
CONNECTOR
T500
L500