Block Diagram -Cd Section (1/2) - Sony CDX-1000RF Service Manual

CDX-1000RF
4-2. BLOCK DIAGRAM — CD SECTION (1/2) —
OPTICAL PICK-UP
KSS-521A
I-V
AMP
PD
LD
TRACKING
FOCUS
(SPINDLE)
(LOADING)
04
RF AMP, SERVO CONTROL
IC2
35 PD1 RF 0 31
PD2
36
39 E CLK 19
38 F XLT 20
DATA 21
SENS 24
FOK
25
1 FEO C. OUT 23
2 FEI
RV4
FOCUS
GAIN
FE BIAS 37
RV1
FOCUS
34 PD
BIAS
XRST 22
LD POWER
CONTROL 33 LD
Q1, 2
SL O 16
FE O
6
TA O 13
FOCUS/TRACKING COIL DRIVE,
MOTOR DRIVE
IC3
CH2+
16
CH2 IN
LEVEL
22
SHIFT
CH2–
15
CH1+
18
CH1 IN
LEVEL
19
SHIFT
CH1–
17
CH3+
13
CH3 IN
M902 LEVEL
M
24
(SLED) CH3– SHIFT
14
CH4 IN
CH4+
M901 LEVEL
M
12 3
SHIFT
CTL2 5
FWD
6
CH5+
M903 LEVEL
M
10
SHIFT REV
7
• Signal path
: CD
• R-ch : same as L-ch.
DIGITAL SIGNAL PROCESSOR D/A CONVERTER
IC1 IC701
14 RF PCMD 21 5 DIN VOUTL 12
BCKIN
59 CLKO BCK 22 6 VOUTR 9
57 XLTO LRCK 20 4 LRCIN
56 DATO XTAI 34 19 CLKO
54 SEIN
FOK XTI
1 1
X701
55 CNIN
16.9344MHz
20 XTO
RSTB
15 MC/DM1 17
SENS
50 XRST 49
SQSO 46
SQCK 47
DATA 51
XLAT 52
CLOK
53
SCOR 43
SW3
(LIMIT)
SW1
(DISC IN)
SW4
(DOWN)
3 MDP
SW2
(SELF)
12 12
CD
A
CD L-CH SECTION
(2/2)
CD R-CH
(Page 13)
SYSTEM CONTROL
IC801 (1/3)
50
EMPH_O
69 CD_RST
60 SENS
70 SQ_SI
68 SQCK0
71 CD_SO0
72
CD_LAT
73 CD_CK0
42 SCOR
5 L_SW
2 IN_SW
3 D_SW
4 SELF_SW
61
FOK
62 LD_ON
6 LM_EJ
7 LM_LD