Cd Section - Sony HCD-G1 Service Manual

HCD-G1
QQ
3 7 6 3 1 5 1 5 0
— CD SECTION —
OPTICAL PICK-UP BLOCK
DETECTOR
A
4
C
1
B
2
D
5
E
6
F
10
7
B+
LASER DIODE
LD
PD APC
Q01
LD ON
Q02
VC
2
FOCUS
TRACKING
T E 1
L 1 3 9 4 2 2 9 6 5 1 3
RF LEVEL
CN12
FOCUS
TRACKING
TRACKING
COIL
2-AXIS
DEVICE
FOCUS
COIL
M102
M
SLED
MOTOR
M101
SPINDLE M
MOTOR
• R CH is omitted
• Signal path
: CD
09
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.
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35 PD1 RF 0 31
36 PD2
FOCUS/TRACKING
SERVO, RF AMP
CN2
IC01 (1/2)
TEO 42
VC
FOCUS
39 E EI 40 VR02
GAIN
38 F
CLK 19
XLT 20
DATA 21
SENS 24
33 LD C. OUT 23
FOK 25
34 PD
XRST 22
FE O
6
48
VC
FE M
• • 7
45 ATSC
TA O 13
1 FEO TA M 12
37 FEBIAS
VR01
VO3(+)
TRACKING
18
VIN3
COIL 25
VO3(-)
17
DRIVE
VO4(+)
15
FOCUS VIN4
27
VO4(-)
COIL DRIVE
16
FOCUS/TRACKING
COIL DRIVE,
SPINDLE/SLED
SLED SERVO
MOTOR DRIVE
IC01 (2/2)
IC03
VO2(+)
16 14
SL O SL P
12
VO2(-) SLED MOTOR VIN2
• 6 15 SL M
DRIVE
11
VO1(+)
13 SPINDLE
VO1(-) VIN1 OP
• MOTOR 4 24 IN - 23
OUT
14
DRIVE
MUTE 9
x a o
y
i
— 19 —
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8
DIGITAL SIGNAL PROCESSOR, D/A CONVERTER, DIGITAL FILTER
IC04
RF
DIGITAL EFM D/A
36
PLL DEMODULATOR INTERFACE
SUB CODE
PROCESSOR
CLKO
17
XLTO
16
DATO
15
SERVO
CPU
AUTO
INTERFACE
SEQUENCER
SEIN
13
CNIN
14
FOK
23
XLON
22
8 XRST
DIGITAL CLOCK
CLV GENERATOR
Q Q
3 7 6 3 1
25
S05
LIMIT
SWITCH
M103
TURN TABLE
TURN
M MOTOR DRIVE
TABLE
Q10,11,14,15
MOTOR
TURN TABLE
MOTOR DRIVE
CONTROL
Q13
M104 TRAY MOTOR
M
TRAY DRIVER
MOTOR Q06 - Q09
u 1 6 3
.
2 4
9 9 8
MIX AMP
IC05
NLPWM
DIGITAL
70 +
LPWM
FILTER
-
69
+
1BIT
DAC
DATA
9
SQCK
5
CLOK
11
SQSO
4
SCOR
1
SENS
7
XLAT
10
5 1 5 0 8 9 2 4
18 74 73 6
XLT01
33.8688MHz
2
6 T.T+ B.BOOST 5
7 T.T- DATA I 13
CLOK 14
STB 15
11 DOWN CONTROL 3
UP 10
8 TRAY +
9 TRAY - TRAY/TABLE
MOTOR
DRIVER,
4 XRST
REG CONTROL
S01
IC02
OPTICAL PICK-UP
UP DOWN
UP/DOWN DET
m
c o
— 20 —
2
9 9
CD L
DATA
SQCK
SQSO
SCOR
SENS
C
XLAT MAIN
SECTION
(Page 23,25)
COUNT
FOK
DI
CLK
STB
B. BOOST
9 8 2 9 9
UP
DOWN
E
CONTROL
MUTE
POWER
SECTION
(Page 27,28)