Cd Section - Sony HCD-GR3 Service Manual

— CD SECTION —
OPTICAL PICK-UP BLOCK
FOCUS/TRACKING SERVO.
B+
DETECTOR K
E
1
A
4 35
2 36
A D
D
5
10 38
B C
C
6 39
RV102
B
FOCUS
GAIN
F
2
1
42
44
RV103
TRACKING
GAIN
LD DRIVE
33
Q101, 102
LASER 34
DIODE
TRACKING
FOCUS
COIL
COIL
T+
18
17
T–
2-AXIS
DEVICE
F–
12
F+
11
SLED/SPINDLE
MOTOR DRIVE
IC102 (2/2)
26
SLED MOTOR
M
M102 25
•
DRIVE
SLED MOTOR
27
M101
1
SPINDLE MOTOR
M
4
SPINDLE •
DRIVE
MOTOR 2
09
EFM COMPARATOR
IC101 (1/2)
RF1 RFO 31 14 RF
PD2
F C.OUT 23 55
CNIN
E SENS 24 54
SEIN
FOCUS
BIAS
RV101
FE BIAS 37
B+
56 57 59 3 1 64
FEI
6
FE-O
FEO
FE-M 7
TEO
TA-M 12
TEI
TAO 13
DATA 21
XLT 20
CLK 19
LD FOK 25
FOCUS SW
PHD FGD 4
Q103
XRST
25
7
X RESET
TRACKING
19
COIL DRIVE
FOCUS/TRACKING
COIL DRIVE
IC102 (1/2)
FOCUS
9
COIL DRIVE
SLED
SERVO
IC101 (2/2)
16 SLO SL+ 14
— 21 —
39 34
PCMD 21 2 DATA
DIGITAL SIGNAL PROCESSOR,
LRCK 20 1 LRCK
CLV SERVO
BCLK 22 3 BCLK
IC103
51 52 53 43 46 47 49 50
SENSOR
SENSOR
ROTARY
ENCODER
TURN
S801
MOTOR DRIVER OPEN/CLOSE
IC701 DET
M701
7 OUT1 IN1 3
TURN M
2 IN2 6
OUT2
MOTOR
SLIDE
MOTOR DRIVER
IC801
M801
4 RIN 2
OUT2
SLIDE
M
7 FIN 10
MOTOR OUT1
X101
16.9344MHz
DIGITAL FILTER
4 5 • 6
D/A CONVERTER
IC104
16 L-CH
L OUT
R OUT
13 R-CH
26 28 27
CD CLK
CD DATA
DF LAT
SCOR
SQ DATA
SQ CLK
SENS
C
FOCUS SW
MAIN
SECTION
XRST
(Page 23)
X LAT
TABLE
T. SENS
IC702
DISC
DISC SENS
IC703
Q701
ENC 1
ENC 2
S811
ENC 3
OPEN
TBL.L
TBL.R
• R CH: Same as L ch
• SIGNAL PATH
: CD
LOAD IN
LOAD OUT
— 22 —
HCD-GR3/RX30