Diagrams; Block Diagram -Cd Section - Sony CDX-F7710S Service Manual

3-1. BLOCK DIAGRAM — CD SECTION —
DETECTOR
PD2
PD2
96 FPI2
PD1
PD1
94 FNI2
97 FPI1
95 FNI1
E
E
99 TNI
F
F
98 TPI
LASER DIODE
AUTOMATIC
LD POWER
91 LDO
CONTROL
Q1
PD LD
MON OUT
OPTICAL
PICK-UP BLOCK
(KSS1000E)
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE/LOADING
2-AXIS DEVICE
FCS+
16 VO4–
FCS–
15 VO4+
(FOCUS)
(TRACKING)
TRK+
18
VO3–
TRK–
17 VO3+
14
VO1+
M902
M
(SLED)
13 VO1–
12
VO2+
M901
M
(SPINDLE)
11 VO2–
10 VOL+
M903
M
(LOADING)
9
VOL–
CDX-F7710/F7710S/F7715X/F7750/F7750S
SECTION 3

DIAGRAMS

RFO 87 85 AGCI RFEQO 79 77 RFI
86 RFDCI 78 RFRPI
RF AMP,DIGITAL SERVO,
DIGITAL SIGNAL PROCESSOR
IC2
RFRP 3 1 RFZI
TEI 6 7 TEZI
MDI 92
MOTOR DRIVE
IC1
OPIN4– 26 9 F0O
OPOUT4 25
10 TRO
OPIN3– 23
OPOUT3 22 46 IO0(/HSO)
OPOUT1 4 12 FMO
13 DMO
OPIN2 7
MUTE 21 47 IO1(/UHSO)
FWD 1
REV 28
AU+5V
IC7
AUDIO INTERFACE
IC5
AOUT 58 3 DATA VOUTL+ 17
2 VOUTL– 18
BCKO 59 BCK
1 VOUTR+ 13
LRCKO 60 LRCK
R-CH
VOUTR– 12
5
SCK
6 RST
ZEROL 23 22 DAC ZDETL
22 23 DAC ZDETR
ZEROR
56 37 DEC XMUTE
MUTE
30 DEC INT
REQ 53
STBY 43 27 DEC SSTBY
ZDET 18 15 CD ZDET
42 14 CD XRST
/RST
41 13 CD XCCE
/CCE
40
BUCK 12 CD BUCK
BUS3 39 11 CD BUS3
BUS2 38 10 CD BUS2
BUS1 37 8 CD BUS1
36 7 CD BUS0
BUS0
SBSY 14 52 CD SBSY
SYSTEM CONTROL
IC3
CRYSTAL
OSCILLATOR
23
XI 81 X1
16.9344MHz
X1
IC4
12MHz
80 X0
SW1
46 MEC_DSW
(DOWN)
SW2 53 MEC_SELFSW
(SELF)
SW3
45 MEC_INSW
(DISC IN)
SW4
42 MEC_LIMIT
(LIMIT)
43 MEC LOAD
44 MEC EJECT
15 15
CDX-F7710/F7710S/F7715X/F7750/F7750S
AMP
IC8
3
1
2
UNISI 56 UNI SI
RXD 25
UNISO 57 UNI SO
TXD 26
UNICKI 58 UNI CLK
BUS ON 50
BUS ON
BU IN 51 B/U CHECK
RSTX 75 SYS RST
A ATT 60 ATT
LINK OFF 59 LINK ON/OFF
SYSTEM CONTROL
IC303 (1/3)
MECON 63 23 CDM ON IN
24 CD ON IN
CDON 64
CD
ZMUTE 66 22 Z DET
MECON CHK 67
MECHA+6V
AU+5V REG
AU+5V
IC321
CDON CHK 68 SERVO+3.3V
+1.5V REG
IC6
+1.5V ON/OFF
+1.5V SWITCH 5 VOUT VDD 1
Q2,3
CE 3
+1.5V
1.5V ON 1
• R-ch is omitted due to same as L-ch.
• Signal Path
: CD PLAY
MAIN
CD-L A
SECTION
(Page 16)
MAIN
B
SECTION
(Page 16)
AU+8.3V
U COM+3.3V