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HCD-VZ50MD
54
54
– SYSCON/SERVO SECTION–
M
+5V
S1001 (A PLAY)
S1003
(A HALF)
S1002 (B PLAY)
A PLAY
B PLAY
A HALF
IC401 (2/2)
MASTER CONTROL
10
XC-IN
IC702
DISC-SENS
I2C-DATA
I2C-CLK
86
A-SHUT
B-HALF/REC A/REC B
89
CLP-POS
CLP-NEG
79
ENC2
ENC1
ENC0
83
MIDOUT-SW
PRTC-SW (LID SW)
MID IN-SW
IN-SW
INIT-SW
CNT-SW
OUT-SW
76
84
85
11
XC-OUT
LEVEL
SHIFT
Q701
DISC IN
DET.
SENSOR
D704, Q703
2
1
CAP MOTOR
CONTROL
Q396,397
ROTARY
ENCODER
S707
DISC TRAY
ADDRESS
DET.
S701
(MID OUT)
MD
SECTION
(Page 53)
D
SPEANA
MAIN
SECTION
(Page 55)
J
16
X401
32.768MHz
13
X-OUT
15
X-IN
X402
16MHz
X IN
X OUT
89
SIRCS
91
IC701
SYSTEM CONTROL
33
GRID EXT CLK
GRID EXT RESET
100
52
34
93
2G
1G 35
24
23
LED SEL
LED11
X701
12.5MHz
70
87
78
77
81
82
75
S702
(LID)
S703
(MID IN)
S704
(IN)
S705
(INIT)
S706
(COUNT)
S708
(OUT)
IN1
IC701
MOTOR DRIVER
M701
ELEVATOR
UP/DOWN
7
2
IN2
OUT1
OUT2
3
REC IN
80
6
M702
(LOADING)
M1
CAPSTAN
MOTOR
M
LOD-NEG
LOD-POS
74
IN1
IC702
MOTOR DRIVER
7
2
IN2
OUT1
OUT2
3
73
CAPM-CONT
68
TRIGGER
MOTOR
CONTROL
Q391-394
A DECK/
B DECK
PLUNGER
B-TRIG
A-TRIG
66
65
SPEED
CONTROL
Q1001
NORMAL
SPEED
RV1002
HIGH
SPEED
RV1001
REEL
DETECT
IC1001
B-SHUT
71
+5V
+5V
69
S1006
(B HALF)
S1005
(REC A)
91
S1009
(REC B)
90
REEL
DETECT
IC1002
LED SELECT
SWITCH
Q690
LED
DRIVER
Q603,605,607
Q609,611,613
Q617,651,652
Q663-665
D604,606,610
D612,614,618
D651,652,662,664
D603,605,609,611
D613,617,619,651
D652,661,663,665
LED B+
SWITCH
Q692
+7V
LED B+
SWITCH
Q691
+7V
+5V
LED
DRIVER
CAPM-H/L
67
SWITCH
Q395
6
M
IC704
SPEANA B.P.F
BPF1/MD LEVEL1
BPF2
BPF3/MD LEVEL2
BPF4
BPF5
BPF6
L+R
RESET
F01
F02
F03
F04
F05
F06
L+R
RESET
REC NF
17
18
19
20
21
22
23
WAKE UP
I2C DATA
I2C CLK
WAKE UP
IIC-DATA
IIC-CLK
92
23
CLK
RESET
2
8
4
87
24
IC703
FL DRIVER
18G
3G
MIC
LINE IN
LINE NF
18
30
29
96
97
98
–
–
12
2
LED0
LED10
–
–
2G
1G
FL701
18G
3G
–
25
40
–
P1
P34
–
94
•
•
61
–
P35
P49
–
P1
P34
–
•
P35
P49
–
22
–
8
53
•
86
–
50
36
–
D691
D601,602
Q601,602
STAND-BY LED
TIMER LED
13
14
VOLUME
S751
VOL A
VOL B
15
16
KEY0
KEY1
KEY2
24
25
26
KEY
MATRIX
S601-614
S621-626
S641-653
STICK1
STICK2
27
28
STICK
CONTROLLER
S701
IC1601(2/2)
IC1601(1/2)
RV1601
MIC
VOL
RV1651
ECHO
VOL
1
3
7
6
J1651
MIC 1
J1601
MIC 2
17
16
15
14
13
12
11
6
5
4
3
VKK
VKK
VFDP
VF
VF
9
2
+
IC1651
ECHO
AMP
CD
SECTION
(Page 51)
REMOTE
SENSOR
• Signal Path
: MIC
Summary of Contents for HCD-VZ50MD
Page 8: ...8 BD CD board BD CD BOARD To repair the BD CD board remove the bottom plate Bottom view ...
Page 57: ...HCD VZ50MD 57 57 7 4 SCHEMATIC DIAGRAM DECK SECTION E Page 64 TO MAIN BOARD 16 ...
Page 64: ...HCD VZ50MD 64 64 7 11 SCHEMATIC DIAGRAM MAIN 1 4 SECTION ...
Page 65: ...HCD VZ50MD 65 65 7 12 SCHEMATIC DIAGRAM MAIN 2 4 SECTION See page 89 for IC Block Diagrams ...
Page 67: ...HCD VZ50MD 67 67 7 14 SCHEMATIC DIAGRAM MAIN 4 4 SECTION See page 89 for IC Block Diagrams ...
Page 71: ...HCD VZ50MD 71 71 7 18 SCHEMATIC DIAGRAM DIGITAL 2 2 SECTION See page 92 for IC Block Diagrams ...
Page 73: ...HCD VZ50MD 73 73 7 20 SCHEMATIC DIAGRAM AMP SECTION ...
Page 77: ...HCD VZ50MD 77 77 7 24 SCHEMATIC DIAGRAM SWITCH SECTION ...
Page 83: ...HCD VZ50MD 83 83 7 32 SCHEMATIC DIAGRAM POWER SUPPLY SECTION ...