Block Diagrams; Md Section - Sony HCD-CP505 Service Manual

HCD-CP505

6-2. Block Diagrams

MD Section

HR901
OVER WRITE
HEAD
OPTICAL PICK-UP BLOCK
(KMS-260B)
VCC
RF AMP
DETECTOR VC
IC101
I
1 I
J
F
2 J
C
6 C
B
5 B
C B
I J
D A
A
4 A
D
7 D
E
E 8 E
F
9 F
Q202,203
ILCC LD
11 APC
DRIVE
LD
LASER
DIODE
PD
APC REF
Q201
PD LASER ON
10 PD
SWITCH
LD
POWER
VR
Q701-704
MOD
HF HF MOD
MODULE SWITCH
F+
FOCUS
COIL
F-
T+
TRACKING
COIL
T-
M102
M
(SLED)
M101
M
(SPINDLE)
DIGITAL SERVO
DIGITAL SIGNAL PROC.
IC201
IC181
DATAI 27
Q181,182
OVER WRITE
115 EFMO LRCKI 28
HEAD DRIVE
XBCKI 29
17 TX
D OUT 26
D IN 24
SWDT 6
RF 38 70 RFIN
SCLK 7
XLAT 8
FE 34 79 FE
TE 26 86 TE SRDT 10
SE 28 85 SE SENS 11
ABCD 35 78 ABCD XINT 16
AUX 33 80 AUX DQSY 14
PEAK 37 76 PEAK SQSY 13
BOTM 36 77 BOTM
MNT1 2
ADFG 32 91 ADFG
MNT2 3
SWDT 16 99 DTRF
SCLK 17 98 CLRF 43
.
XLAT 18 97 XLRF D0 45
.
D3 44
.
FCONT 20 94 FCONT 42
12 100 APC REF 52
.
54
.
56
.
60
.
59
A00
.
55
A10
.
53
.
51
.
49
.
MOTOR/COIL DRIVE
48
IC401
.
50
12 OUT3F IN3F 14 104 FFDR
XOE 38
10 OUT3R IN3R 15 105 FRDR XWE 37
XRAS 47
21 OUT1F IN1F 19 103 TFDR XCAS 46
23 OUT1R IN1R 18 102 TRDR
OSC 28
27 OUT2F IN2F 29 108 SFDR
FS256 36
X804
25 OUT2R IN2R 30 107 SRDR
11.2896MHz
6 OUT4F IN4F 4 109 SPRD
RPWR 15
8 OUT4R IN4R 3 110 SPFR XRST 12
PSB 16
IC701
COMPARATOR
3 4
MAIN CD IN
B
SECTION IC1008
2
IC601 3
1
DIGITAL
9
OPTICAL
IN 10
IC1008
12
11
13
MD MECHANISM/
MASTER CONT
IC701
31 SWDT
OPT SEL 81
33 SCLK
50 LATCH ADPDWN 82
32 SRDT
58 SENS
25 XINT
18 DQSY
20 SQSY SPDIF LOCK 80
DA RESET 78
59 SHOCK
SLISER SEL 79
48 XBUSY
Q201,202
DRAM
IC152 +B
SPDIF CUT 72
SWITCH
3
.
24
D211
.
MUTE
25 DAC MUTE 76
.
Q211
2
9
P DOWN 19
12
.
15
19
.
21
.
IIC DATA 30
8
IIC CLK 29
22
4
5
23 LIMIT IN 55
(LIMIT IN)
IC803 OUT SW 49
5
PLAY SW 51
VCO
1
REC SW 53
8
REFELECT 61
(REFRECT/PROTECT)
15 XIN PROTECT 44
X720
10MHz
13 XOUT
52 DIG RST LOAD IN 67 9
89 IOP LOAD OUT 66 7
57 LD ON
M+7V Q871,872
54 WRPWR
VOL
56 MOD
SWITCH
IC195
LOAD LO 65
5 60 SDA
EEPROM
6 45 CLK
SWITCH
7 47 WP SYSTEM RST 12
Q861
46 46
IC1008
4
6
5
IC1008
8
13 DATAO
12 WS
11 BCK
7 PWON
8 SYSCLK
D/A CONV
IC211
15 SPDIF0 VOUT L 18
16 SPDIF1
VOUTR 22 R-CH
21 LOCK
1 RESET
13 SLICER SEL
IIS OUT SW 37
IIS OUT BCK 9
32 VDDA(PLL)
CLK OUT 29
12 MUTE
IC933
+3.3V
+3.3V 3
REG
S101 IC926
+2.6V
+2.6V 3
REG
S103
(OUT)
S104
(PLAY)
S105
(REC)
S102
IC871
2
MOTOR
M103
M
DRIVE
(LOADING)
4
1
IC861
3 RESET 5 BU +3.3V
A/D CONV
IC201
REC L IN
VIN L 1
VIN R 3 R-CH
MAIN
A
SECTION
MD L
DA MUTE
MAIN
D
SECTION
P DOWN
IIC DATA
MAIN
C
IIC CLK
SECTION
1 +5V
1
• RCH is omitted due to same as L-CH.
• Signal Path
: PB (MD)
: REC (MD)
: CD
: DIGITAL IN (OPTICAL)