
HCD-ZX50MD
54
54
7-2. BLOCK DIAGRAMS
– CD SECTION –
E
F
A
B
C
D
DRIVE
Q101
LD
RF EQ
AMP
SUMMING
AMP
RF
ERROR
AMP
FOCUS
ERROR
AMP
TRACKING
APC LD
AMP
VC
BUFFER
VC
REF
RF AMP
IC103
DIGITAL SERVO
DIGITAL SIGNAL PRCESSOR
IC101
IC551
LASER
DIODE
DETECTOR
OPTICAL PICK-UP BLOCK
(KSM-213DHAP/Z-NP)
A
C
D
B
E
F
LD
POWER
PD
HOLD SW
LD
PD
LD
A
C
D
B
E
F
TE
FE
RFO
RFI
ASYMMETRY
CORRECTION
AUTO
SEQUENCER
SERVO
INTEG-
RATOR
DIGITAL
PLL
EFM
DEMODULATOR
REGISTER
SUB CODE
PROCESSOR
ERROR
CORRECTOR
DATA BUS
32K
RAM
D/A
INTERFACE
DIGITAL
OPTICAL
IN
OUT
SERVO
INTERFACE
DIGITAL
CLV
LD ON
OP AMP
ANALOG SW
A/D
CONVERTER
PWM
GENERATOR
TRACKING
PWM
GENERATOR
FOCUS
PWM
GENERATOR
SLED
PWM
GENERATOR
VC
TRACKING
SERVO
FOCUS
SERVO
SLED
SERVO
SERVO DSP
TFDR
TRDR
FFDR
FRDR
SFDR
SRDR
MDP
DETECTOR
MIRR
DFCT
FOK
D OUT
PCMD
SSPT
RFDC
FE
TE
CE
SE
CPU
INTERFACE
SENS
DATA
XLAT
CLOK
CLOCK
GENERATOR
XTAI
XTAO
XTSL
M
M
TRACKING
COIL
FOCUS
COIL
SLED
MOTOR
M102
SPINDLE
MOTOR
M101
T+
T
F+
F
SD+
SD
SP+
SP
FOCUS/TRACKING COIL DRIVE
SPINDLE/SLED MOTOR DRIVE
IC102
VC
TFDR
TRDR
FFDR
FRDR
SFDR
SRDR
XRST
STBY2
09
S101
LIMIT SW
SQCK
A+5V
XRST
SENS
CTRL
OPTSEL
DATA
SCLK
SCLK
XLT
CLK
SCOR
SQSO
SCOR
SUBQ
LPH
XRST
LD ON
LRCK
BCLK
D IN
MUTE
C2PO
D+5V
MD2
RF AC
ASYI
ASYO
CONTROL SIGNAL
BLOCK
SERVO
BLOCK
VCC
VC
MAIN
SECTION
MD
SECTION
• SIGNAL PATH
: CD (ANALOG)
: CD/MD (DIGITAL)
(Page 57)
A
(Page 55)
E
X101
33.8688MHz
OSC
5
6
4
1
5
2
10
7
8
6
11
10
3
4
26
27
24
23
20
STBY1
9
22
21
12
13
17
14
16
50
48
49
43
38
41
39
40
42
32
31
34
33
30
29
25
64
63
67
66
14
65
71
72
3
7
69
15
6
5
4
77
76
8
26
2
9
12
11
14
13
15
16
18
17
3
2
6
5
INTEG-
RATOR
1
6
D/O
2,12,13
IC503
CD/OPT-IN
DATA SELECT
R500
US
Summary of Contents for HCD-ZX50MD
Page 9: ...9 BD CD BOARD To repair the BD CD board remove the bottom plate Bottom view ...
Page 66: ...HCD ZX50MD 66 66 7 11 SCHEMATIC DIAGRAM MAIN 1 4 SECTION See page 65 for Printed WIring Board ...
Page 67: ...HCD ZX50MD 67 67 7 12 SCHEMATIC DIAGRAM MAIN 2 4 SECTION See page 65 for Printed WIring Board ...
Page 75: ...HCD ZX50MD 75 75 7 20 SCHEMATIC DIAGRAM AMP US AEP UK G AED CIS model SECTION ...
Page 77: ...HCD ZX50MD 77 77 7 22 SCHEMATIC DIAGRAM AMP E MX AR HK MY SP KR AUS model SECTION ...
Page 81: ...HCD ZX50MD 81 81 7 26 SCHEMATIC DIAGRAM SWITCH SECTION ...
Page 83: ...HCD ZX50MD 83 83 7 28 SCHEMATIC DIAGRAM CD MECHANISM SECTION 09 Page 68 Page 68 R S ...
Page 116: ...116 MEMO ...