Sony CFD-E95 Service Manual ▷ View online
CFD-E95
21
21
REC/PB PRE AMP
IC301
POWER
AMP
IC304
: CD PLAY
: TUNER (FM/AM)
: TAPE PLAY
: REC
X802
4.19MHz
R-CH
L IN
L OUT
VREF
L.LO
MIC IN
L.CD
L.RAD
VREF
VREF
TC 6V
L.IN
L-CH
R-CH
LINE
TAPE
REC
45
44
R-DATA
R-CLK
R-LAT
R-COUNT
59
57
58
56
17 15 21
6
20
11
5
L.RO
4
22
24
13
TU L-OUT
R-CH
R-CH
MUTE
MUTE
HRP301
(REC/PB)
HE301
(ERASE)
TAPE
36
REC
29
B
(Page 20)
(Page 19)
(Page 20)
C
PB
EQ AMP
MONITOR
AMP
5
POWER
AMP
STANDBY
SWITCH
MIC
AMP
REC
EQ AMP
BIAS OSC
Q301
WAKEUP
SWITCH
Q805
MODE CHECK
SWITCH
Q813
REFERENCE VOLTAGE
GENERATOR
LOGIC CIRCUIT
DET
ALC
BUFFER
BUFFER
T301
BIAS OSC
SP2
(L-CH)
SP1
(R-CH)
J321
(PHONES)
X801
32.768kHz
XT2
XT1
71
70
X2
X1
75
WP/INI
50
MODE CHK
46
74
SYSTEM CONTROLLER
IC801 (2/3)
S301 (2/2)
(REC/PB)
ST
-BY
V-
D
ATA
V-
CLK
A-MUTE
8
78
77
66
REC
PB
S301 (1/2)
(REC/PB)
REC
PB
B-MUTE
60
(Page 20)
D
R-MUTE
(Page 22)
E
CD
CD L-OUT
A
AF AMP
Q125
8
R-CH
LOGIC
CONTROL
4
5
7
ELECTRICAL VOLUME
IC302
Q122
MUTING
R-CH
M-BASS
68
51
JOG-A
67
JOG-B
ENCODER
RE401
S401 – 406,
408, 416
S407, 409 – 411,
413 – 415
MEGA BASS
CONTROL
Q122
D323
D322
+9V
R-ch is omitted due to same as L-ch.
SIGNAL PATH
KEY1
KEY2
L-IN
L-OUT
DATA
CLK
Q303
Q302
Q302, 303
ISS SWITCHING
ISS2
37
ISS1
80
R-DATA
R-CLOCK
R-CE
R-COUNT
IF REQUEST
Q806
– . > +
D801
6-3.
BLOCK DIAGRAM – MAIN Section –
CFD-E95
22
22
6-4.
BLOCK DIAGRAM – POWER SUPPLY Section –
48
10 – 28
S0 – S18
6 – 9
COM0 – COM3
RMC
32
BL-GRN
31
BL-ORG
30
BL-RED
35
CD
65
P-CON
76
RST
49
TC-PLAY
LIQUID CRYSTAL
DISPLAY
LCD401
AAAA
BBBB
CCCC
BBBB
CCCC
DDDD
REMOTE
CONTROL
RECEIVER
IC401
SYSTEM
CONTROLLER
IC801
(3/3)
RADIO +6V, TC +6V,
ELECTRICAL VOLUME B+
RMC +5V
+9V
+3.3V
REGULATOR
IC910
RESET SIGNAL
GENERATOR
IC802
D920
D903
39
AC-CHK
M
S903
(MOTOR ON/OFF)
M901
(CAPSTAN/REEL)
S902
(TAPE PLAY)
+9V
+6V
REGULATOR
Q954
B+ SWITCH
Q952, 953
AC CHECK
Q801
79
BL-SLEEP
CD POWER
ON/OFF CONTROL
Q958, 959
LCD
BACKLIGHT
SLEEP SWITCH
Q409
CD +3.3V
LED B+
CD +6V
POWER
AMP B+
+6V
REGULATOR
Q955
CD +3.3V
REGULATOR
Q957
RECT
D901 – 904
T901
POWER
TRANSFORMER
J901
(AC IN)
µCOM B+
CD +3.3V
DRY BATTERY
SIZE"C"
(IEC DESIGNATION R14)
6PCS. 9V
(FOR POWER SUPPLY)
DRY BATTERY
SIZE"AA"
(IEC DESIGNATION R6)
3PCS. 4.5V
(FOR BACK UP)
(Page 21)
E
CD
3V
-CHK
42
6V
-CHK
41
CD +6V
LED DRIVE
Q404
D402
(LCD BACKLIGHT)
(GREEN)
D403
(LCD BACKLIGHT)
(ORANGE)
D404
(LCD BACKLIGHT)
(RED)
LED DRIVE
Q403
LED DRIVE
Q402
D406
(OPR/BATT)
CFD-E95
23
23
• Circuit Boards Location
6-5.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
(In addition to this, the necessary note is printed in each block)
(In addition to this, the necessary note is printed in each block)
Note on Printed Wiring Boards:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
W
: indicates side identified with part number.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
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.
•
f
: internal component.
•
C
: panel designation.
•
A
: B+ Line.
•
H
: adjustment for repair.
• Total current is measured with no cassette installed.
• Power voltage is dc 9V and fed with regulated dc power
• Power voltage is dc 9V and fed with regulated dc power
supply from battery terminal.
• 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.
F
: FM
f
: AM
E
: TAPE PLAY
a
: REC
J
: CD PLAY (ANAROG OUT)
• Abbreviation
AUS
: Australian model
CND : Canadian model
KR
KR
: Korean model
SP
: Singapore model
TW
: Taiwan model
• Please refer to “SERVICING NOTES” on page 5 about
model variation.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
0
or dotted
line with mark
0
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
0
sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
Ne les remplacer que par une
pièce por tant le numéro
spécifié.
LED board
main board
relay board
battery (1) board
battery (2) board
battery (3) board
tuner board
headphone board
power board
CD board
TC board
jog board
LCD board
Ver 1.2
CFD-E95
24
24
C732
CNP701
C702
JW701
JW702
JW703
JW705
JW706
JW707
JW708
JW709
JW713
JW714
JW715
JW716
JW717
JW718
JW721
JW722
JW723
JW724
JW725
JW726
JW727
JW728
JW729
JW730
C740
C750
C746
C747
JW719
C735
JW720
JW711
C733
C706
JW712
JW710
IC701
Q701
IC702
C729
C730
R730
R728
R729
C704
R708
C728
R724
R722
R725
R726
R707
C701
C726
C723
C725
C724
R719
R717
R718
R716
C720
C721
C722
R731
R721
R720
C716
R715
R714
C727
C711
C709
FB701
C736
C734
R709
C705
R704
R702
R711
R710
R703
R705
R701
C703
C731
R706
R727
R712
R723
C708
R741
JC701
R744
R743
C751
JC702
JC703
C743
C744
C745
C742
C754
C741
JC704
C707
C717
C739
R732
C738
L706
C755
CNP702
X701
1
20
21
40
41
61
60
80
M701
(SPINDLE)
M
M702
(SLED)
M
S701
(LIMIT)
14
13
2
1
A
MAIN
BOARD
CNP803
OPTICAL
PICK-UP
BLOCK
(KSS-213R)
11
(11)
CD BOARD
TP
(RF)
TP
(GND)
1-688-377-
6-6.
PRINTED WIRING BOARD – CD Section –
•
See page 23 for Circuit Boards Location.
: Uses unleaded solder. (US, Canadian, E, Mexican models)
(Page 29)
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