![background image](http://html.mh-extra.com/html/sony/hcd-vz50md/hcd-vz50md_service-manual_1329759051.webp)
HCD-VZ50MD
51
51
7-2. BLOCK DIAGRAMS
– CD SECTION –
: CD (ANALOG)
• Signal Path
: CD (DIGITAL)
OPTICAL PICK-UP
BLOCK
(KSM-213DHAP/Z-NP)
A
B
C
D
E
F
LD
VC
+5V
GND
PD
VR
LD
DRIVE
FOCUS
COIL
TRACKING
COIL
16
Q101
RF AMP
IC103
VC
12
A
5
B
6
C
7
D
8
E
11
F
10
LD
3
PD
4
IC102
MOTOR/COIL DRIVE
VO1(+)
14
VO1(-)
13
12
11
15
16
M
M102
SLED
MOTOR
17
18
M
M101
SPINDLE
MOTOR
F+
F-
T+
T-
2
OP1(+)
3
OP1(-)
5
6
27
26
23
20
STBY2
MDP
25
SRDR
30
SFDR
29
TRDR
32
TFDR
31
FRDR
34
FFDR
33
DIGITAL SIGNAL PROC.
IC101
DIGITAL SERVO
64
6
9
D OUT
RFAC
50
17
RFI
16
15
RFO
14
FE
13
TE
22
LD ON
21
HOLD SW
RFDC
43
FE
39
TE
41
SE
40
4
DATA
6
CLOK
5
XLAT
3
MUTE
76
SQSO
77
SQCK
7
SENS
26
SSTP
2
XRST
S101
LIMIT
IN SW
DEVICE RST
9
STBY1
66
PCMD
67
BCLK
65
LRCK
14
C2PO
71
XTAI
69
XTSL
LEVEL SHIFT
IC501
B
A
VIDEO
SECTION
(Page 52)
CD DATA
CD BCK
CD LRCK
C2PO
C
VIDEO
SECTION
(Page 52)
CD MECHA CONT
IC502(1/2)
30
I2C.DATA
DSP DATA
95
8
SCLK
15
SCOR
12
XRESET
XRST
DSP CLK
5
DSP LATCH
97
DSP MUTE
10
SUBQ DATA
36
SUBQ CLK
37
SENSE
1
SENSE CLK
2
SCOR
18
CTRL1
11
LDON
28
LPH
27
29
I2C.CLK
F
VIDEO
SECTION
(Page 52)
VO2(+)
VO2(-)
VO4(+)
VO4(-)
VO3(+)
VO3(-)
OP2(+)
OP2(-)
OP4(+)
OP4(-)
OP3(-)
A+5V
4
2
IC104
I2C-DATA
I2C-CLK
D
E
IC503
WAVE
SHAPER
(33.8MHz) MCLK
MD
SECTION
(Page 53)
MD
SECTION
(Page 53)
PANEL
SECTION
(Page 54)
MAIN
SECTION
(Page 55)
DIN
RFE
RF
SW
Q102
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 ...