Diagrams; Block Diagram - Main Section - Sony D-E551 Service Manual

D-E551/E555/E556CK
SECTION 6
Q Q

DIAGRAMS

7
3
6-1. BLOCK DIAGRAM – MAIN Section –
FOCUS/TRACKING ERROR AMP
DETECTOR
A A A
28
B B B
26
C C C
25
D
27
E E
F F
OPTICAL PICK-UP
DAX-11E
EI
1
LASER DIODE
FI
2
LD1 LD2 LD
6
PD LD
T E
L 1 3
BUFFER
IC505
(SPINDLE)
2-AXIS
DEVICE
w w w
LD1, LD2
(Page 17) A
CLK
B
(Page 17)
VG
(Page 17) C
05
– 13 –
1 5
6 3
RF AMP,
DIGITAL SIGNAL PROCESSOR,
DIGITAL SERVO SIGNAL PROCESSOR
IC501
IC502
RF AMP
RF
RFO RFI
SUMMING 23 22 EFM EFM
EFM
16 3 PLL
AMP
COMPARATOR
ASY ASY
17 2
DEFECT
33
FOCUS OK FOK FOK
12 12
COMPARATOR
FON
DEFECT AMP 15
DEFECT
DETECTOR
14
BLOCK
MIRR MIRR
TRACK
15 34
JUMP
RV503
MIRR COMPARATOR
FOCUS GAIN
FEO FEI
FOCUS FOCUS
13 13
ERROR AMP SWITCH
FON
11
TZC
18
TRACKING TEO TEI TRACKING
10 16
ERROR AMP
RV502 Q501
LD/PD
47 TGUP
AMP TRACKING
GAIN
7
VC VC
76 GFS
AUTO TRAVERSE
9 4 2 2 9 6 Q511 5 Q501 1 3
SWITCH TRACKING GAIN TRACKING
IC507 CONTROL SWITCH GAIN UP SWITCH
2 1 24
4
Q505
RESET SWITCH
VC
S901
(LIMIT) FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC504
OUT2A
12 ERR2
M901 M MOTOR
15
OUT2B
(SLED) DRIVE
10
OUT4A
25
M902 MOTOR ERR4
M
OUT4B 22
DRIVE
27
OUT3A
30
COIL ERR3
OUT3B 21
DRIVE
28
(TRACKING)
TRACKING
GAIN UP SWITCH
Q513
(FOCUS)
OUT1A
7
COIL ERR1
OUT1B 16
DRIVE
9
x a o
3 CLK OE 4
. i
1 VG
– 14 –
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1 5
0
16K RAM
DATA
69
LRCK
68
BCLK
EFM ERROR INTERPOLATION 70
WINDOW
WDCK
DEMODULATOR CORRECTION
67
C2PO
66
D604
RAM OVERFLOW
C2FX
59 DETECT
Q601
C2PO FILTER
SWITCH
Q603
D601
RFCK 36
CLVS
CLV WFCK 37
25
SERVO
MUTE1
CPU SUB CODE TIMING XIN
31
74
PROCESSOR GENERATOR
MUTE2 INTERFACE
32 VC
FE DVR
FOCUS
21
FILTER
45 44 41 42 43 38 39 40 73 46
TE DRV
22
FILTER
SL IN
SLED 23
Q DATA Q
OFFSET ADJ 3 7
CLK
COMPC
80
D501
43 26 25 24 23 45 30 8 10
62 OSMNT
42 FOK
46 IRMC
18 TON
33 XLMT
4
S804
HOLD c
ON
OFF
u 1 6 3
y
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B+ SWITCH
2 4 VCC
8 9
Q602
D-RAM CONTROLLER
IC601
OPMUTE 2
DIT 7
11 DATI DATO 16 22 DATA LO 9
12 LRCI LRCO 15 24 LRCK
13 BCKI BCKO 14 23 BCLK
LINE MUTE
Q101
D-RAM
IC603
RO 5
17 XROF
DIGITAL FILTER,
D/A CONVERTER,
LINE MUTE
X301 LOW-PASS FILTER
Q201
16.9344MHz IC301
16 XTLO
15 XTLI
18 RFCK
13 CKO
9 CLK
XWE 33 3 WE
XCAS 28 23 CAS
XRAS 34 4 RAS 20 19 18 11
LINE MUTE
20 XRST
CONTROL SWITCH
Q302
19 SCOR
21 25 26 24
D301
6 3 1 5 1 5 0 8
D405
TAP802
(TEST)
39 40 41 37 9
SYSTEM CONTROLLER
IC801 (1/2)
SEG0 – SEG14 COM0 – COM3
34
31 35 21 22 63 – 77 51 – 48
X801
S803
4.195MHz
RESUME S801
OPEN
ON
LIQUID CRYSTAL
DISPLAY
OFF
VCPU SWITCH UNIT (2/2)
m
c o
.
– 15 –
2
9 8 9 9
J301
LINE OUT
OPTICAL
(OPTICAL)
TRANSCEIVER
(LINE OUT JACK)
J302
HEADPHONE AMP
2/REMOTE
RV301
IC302
∑ VOL
14 LIN LOUT 8
–1
15 RIN ROUT 6
–2
VREF 7
19 MUTE
20 PWRSW
VCPU
17 BEEP SWITCH UNIT (1/2)
VCC
RMDAT
RMKEY
10 11 12 GND
VCPU
AVLS
SWITCH
Q304
9 2 4 9 8 2 9 9
KEY WAKE-UP
S301 DCDTB
SWITCH
AVLS
Q801
D803
D804
NORM
LIMIT
54 28 19 44 29 12 56 36 55
13 14 15
VCPU
176K
• SIGNAL PATH
: CD PLAY (ANALOG OUT)
: CD PLAY (OPTICAL OUT)
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(Page 17)
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(Page 17)