Sony XR3F-19B160 Service Manual ▷ View online
6
6
XR3F-19B160
M
M
M
A
B
D
F
E
C
I-V AMP
DETECTOR
36
35
12
11
14
13
18
VO3+
VO3–
SLO
VO1–
VO1+
VO2+
VO2–
SPINDLE
MOTOR DRIVE
M901
(SPINDLE)
SLED
MOTOR DRIVE
17
M902
(SLED)
FOCUS
COIL DRIVE
TRACKING
COIL DRIVE
VO4+
VO4–
VO4–
28
26
3
2
1
VIN1’
VIN1
VIN2
VIN3
VIN4
SLP
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC402
16
14
SLED
AMP
SLED ON SWITCH
Q504, 505
LD
PD
LASER DIODE
OPTICAL PICK-UP
(KSS-313B/Z-N)
2-AXIS
DEVICE
(FOCUS)
(TRACKING)
LASER ON SWITCH
Q501
31
30
25
14
1
21
19
20
22
RF AMP,
FOCUS/TRACKING
SERVO
IC501 (1/2)
FOCUS OK
COMPARATOR
MIRR
AMP
DEFECT
AMP
FOCUS OK
AMP
IIL DATA REGISTER
27
52
22
24
8
9
FILTER
12
7
FILO
PCO
CLTV
FILI
DIGITAL PLL
ASYMMETRY
CORRECTION
CORRECTION
EFM
DEMODULATOR
ERROR
CORRECTOR
16K RAM
CLOCK
GENERATOR
D/A
INTERFACE
INTERNAL BUS
SUB-CODE
PROCESSOR
SERVO AUTO SEQUENCER
DIGITAL
CLV
CPU INTERFACE
59
56
21
22
20
48
3
2
1
6
9
10
11
15
4
50
57
LRCK
BCK
DATA
C16M
EMPH
11 13 61 54 53 55 64
46 47 49 51 53 52 43 44 45
27 41 40
2 3 4
40
50
29
5
49
48
28
65
55
54
1
7
4
5
56
57
LMOT1
LMOT2
PH1IN
PH2OR3
PH4IN
LOADING
MOTOR DRIVE
LOADING MOTOR DRIVE
IC401
FIN
RIN
OUT1
OUT2
S601
(DISC SET)
80
DSW
S301
(LIMIT)
79
LSW
1
DISC SIZE
(8cm/12cm)
DETECT SENSOR
D801, Q604
2
DISC IN
DETECT SENSOR
D802, Q605
3
LOADING
COMPLETION
DETECT SENSOR
D804, Q607
M903
(LOADING)
38
39
33
34
1
37
42
2
44
15
16
6
24
23
13
+
PHD1
RF AMP
RFO
RF
FOK
DATO
CLKO
XLTO
SEIN
CNIN
CNIN
C.OUT
FOK
FOK
FG0
FG1
FG1
FO
FGG
SLDON
SQIN
SQCK
SENS
DDATA
DCLK
DLAT
SCOR
GFS
XRST
DMUTE
COMP
APC
MON
MDP
MDS
SQSO
SQCK
SENS
DATA
CLOK
XLAT
SCOR
SBSO
EXCK
GFS
WFCK
EMPH
XRST
RFI
FOK
DATA
CLK
SENS
C.OUT
XLT
XRST
RF AMP
PHD2
TTL
IIL
FEO
TEO
PHD
FEI
FEO
TAO
TEI
FG0
FG1
TTL
IIL
TTL
IIL
FOCUS
ERROR
AMP
RF
SUMMING
AMP
TRACKING
ERROR
AMP
TRACKING PHASE
COMPENSATION
FOCUS PHASE
COMPENSATION
FOCUS GAIN
SWITCH
Q503
AUTOMATIC
POWER CONTROL
Q502
I-V
AMP
LD
AMP
PD
AMP
FE BIAS
F
E
LD
34
XTAI
PCMD
BCK
LRCK
MUTE
DI
BCKI
LRCI
LRCI
RSI
MD2
CLK
DOUT
BCKO
LRO
A
B
C
ON : When completion of the disc
chucking operation.
ON : When the optical pick-up
is inner position.
SLED SERVO
IC501 (2/2)
05
DIGITAL SIGNAL PROCESSOR,
CLV SERVO
IC502
COMPRESSOR
IC302
SYSTEM CONTROLLER
IC601 (1/2)
• SIGNAL PATH
+5V
(Page 7)
(Page 7)
(Page 7)
: CD PLAY
2-1.
BLOCK DIAGRAM – SERVO Section –
7
7
XR3F-19B160
2-2.
BLOCK DIAGRAM – MAIN Section –
MUTING
Q101
MUTING
Q201
MUTING
CONTROL SWITCH
Q301
LOW-PASS
FILTER
IC102 (1/2)
LOW-PASS
FILTER
IC102 (2/2)
DIGITAL FILTER,
D/A CONVERTER
IC301
LINE AMP & SWITCH
IC101
3
2
1
26
4
27
16
13
5
6
25
6
11
2
4
13
9
6
5
10
21
25
26
78
77
1
9
2
44 43
20
42 47
18 17
16 15
11 – 14, 3 – 6
37 – 27, 25 – 19, 17 – 11
2, 3
14
70
69
66
19
76
62
60
63
C
B
A
X301
16.93MHz
DATA
LOUT
IN2A
OUT2
AUDIO IN
R-CH
R-CH
AUDIO IN
L-CH
L-CH
AUDIO OUT
L-CH
L-CH
AUDIO OUT
R-CH
R-CH
CD/EXIT
SWITCHING
Q302
CD LOGIC
SENSE
Q304
CD LOGIC
SENSE
SENSE
OUT1
SW1
SW2
IN2B
IN1A
IN1B
ROUT
XTI
XTO
MUTE
LGSENS
CDON
QH
S/L
CLK
CL
DI
CE
BLK
DAMUTE
AMUTE
QH
SH/LO
VFCLK
VFDAT
VFLAT
VFINH
DAON
SVP
POWER
LAMPIN
RADIOON
RESET
BATTCHK
X1
X2
EJKEY
BCK
LRCK
CLKO
EMP1
EMP2
3
4
2
1
5
A – H
KEY CONTROL
IC502
S502 – 509
S501
FLUORESCENT INDICATOR TUBE
VFD501
SWITCHING
REGULATOR
Q406, 407
B+ SWITCH
Q609, 610
B+ SWITCH
Q602, 603
REGULATOR
Q409, 411
B+ SWITCH
Q403, 404
D401
+5V
REGULATOR
Q401
BACK-UP
4
1
2
ERROR
AMP
PWM
COMPARATOR
OUTPUT
CIRCUIT
CIRCUIT
OSC
REGULATOR
CONTROL
SWITCH
Q410
LEVEL SHIFT
D302
+5V
REGULATOR
IC404
+5V
REGULATOR
IC402
B+ SWITCH
Q301, 302
D/A CONVERTER
(IC301) B+
+10V
REGULATOR
Q405
RIPPLE
FILTER
Q408
AUDIO CIRCUIT
(IC101, 102) B+
(IC101, 102) B+
PL501 – 506
RESET SIGNAL
GENERATOR
IC602
X601
4.19MHz
SYSTEM RESET
IC403
BATTERY CHECK
Q402
+5V
+5V DRIVER,
+5V ACC
SERVO
SYSTEM B+
IC402 B+
IN
OUT
VCC
POWER CONTROL
IC401
+10V (VFD)
BATT
LAMP+
LAMP–
RADIO ON
4
3
1
5
CN201
POWER
CONNECTOR
BACK-UP
BATT
EJECT
FL DRIVER
IC501
P1 – P25
C16M
EMPH
05
1G, 2G
SYSTEM CONTROLLER
IC601 (2/2)
(Page 6)
(Page 6)
(Page 6)
CN301
TO MASTER UNIT
• SIGNAL PATH
: CD PLAY
8
8
2-3.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
¢
: internal component.
•
C
: panel designation.
Note on Printed Wiring Board:
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
r
: Through hole.
•
¢
: internal component.
• b
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
•
U
: B+ Line.
• Power voltage is dc 14.4V and fed with regulated dc power
supply from ACC and BATT cords.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD PLAY
no mark : CD PLAY
∗
: Impossible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
• Signal path.
J
: CD PLAY
Note: The components identified by mark
!
or dotted line
with mark
!
are critical for safety.
Replace only with part number specified.
•
Circuit Boards Location
KEY board
SIGNAL CONNECTOR board
POWER CONNECTOR board
MAIN board
MOTOR board
MD MAIN board
SENSOR board
Approx.
156 mVp-p
156 mVp-p
• Waveforms (MD MAIN BOARD)
1
IC501
$™
(TEO)
2
IC501
1
(FEO)
Approx.
132 mVp-p
132 mVp-p
3
IC501
#¡
(RF O)
4
IC502
@º
(LRCK)
Approx.
1.1 Vp-p
1.1 Vp-p
5 Vp-p
22
µ
s
5
IC502
@™
(BCK)
5 Vp-p
470 ns
6
IC601
^ª
(X2)
5 Vp-p
236 ns
7
IC301
5
(XTI)
3 Vp-p
59 ns
9
9
2-4.
PRINTED WIRING BOARDS – SERVO Section –
D801
A-11
D802
B-7
D804
A-7
IC301
F-11
IC302
G-2
IC401
G-7
IC402
D-8
IC501
E-9
XR3F-19B160
Ref. No.
Location
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
IC502
G-10
IC601
F-8
IC602
G-4
Q301
E-2
Q302
F-2
Q501
E-4
Q502
E-3
Q503
E-8
Q504
F-9
Q505
F-9
Q602
G-1
Q603
G-1
Q604
F-1
Q605
G-5
Q607
F-5
Q609
F-4
Q610
F-4
(Page 12)
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