Sony CFD-E90 Service Manual ▷ View online
CFD-E90
29
29
C959
Q957
X802
X801
L801
L802
CN803
C822
C226
C126
KH802
JW803
JW804
JW805
JW806
JW807
JW808
JW809
JW810
JW811
JW812
JW813
JW814
JW815
JW818
JW820
JW824
JW825
JW826
JW827
JW832
JW834
JW835
JW836
JW838
JW839
JW843
JW844
JW845
JW848
JW831
KH803
C334
JW841
C920
JW840
JW847
JW828
JW829
JW849
JW853
L805
JW852
JW854
JW816
L804
JW833
JW819
C133
C233
C134
C234
C210
C110
C350
C262
C162
C331
JW830
C932
JW855
CN313
CN311
JW837
KH804
JW821
JW850
JW851
D930
C823
C222
R225
R226
R228
R126
R125
C124
Q122
R127
R227
C332
R149
R128
Q222
R249
C224
R240
R140
C225
C811
R867
C805
C806
IC302
C832
C810
C808
C809
C807
C812
C818
C813
R891
R892
R801
R870
R871
R872
R873
R874
R875
R876
R877
R878
R879
R880
R881
R882
R883
R884
R885
R886
R887
R888
R889
IC801
R833
R834
R846
R865
R866
Q813
R805
R806
R807
R850
D921
Q801
R857
R803
R856
R854
R855
R890
R826
R808
R824
R802
R860
C821
R322
R350
R330
C122
R351
R832
C351
C352
R847
Q805
D801
R821
R823
R822
R810
R814
R815
R816
R809
R817
R812
R813
R825
R828
R830
R811
Q806
R831
R819
R818
R354
R841
R842
R843
R355
R836
IC802
D322
C803
C804
C802
R332
R145
Q125
Q225
R146
R246
R143
R243
R147
R247
C814
C815
C801
R352
R353
C830
C831
C957
D957
Q958
Q959
R960
C960
R959
R868
C819
R930
R931
R820
R851
R899
R898
R844
R861
R863
R864
R864
JC804
JC161
JC261
R922
D920
R923
R920
JW846
CN331
R932
R933
R935
CNP314
C820
R869
CN802
C833
JW802
R827
CN804
JW801
JC801
CN310
R804
JW817
R859
R858
R245
C125
JW842
R934
JC850
JC851
C163
C263
R958
R266
R166
JC805
1
3
5
4
1
1
80
40
41
20
21
61
60
1
4
8
5
A
CD BOARD
CNP702
D
TUNER BOARD
CNP1
C
TUNER BOARD
CNP1
G
POWER BOARD
KH311
S901
CD LID OPEN/CLOSE
DETECT
1
2
E
PRE BOARD
CN303
1
11
F
POWER BOARD
KH311
K
LCD BOARD
J
LCD BOARD
MAIN BOARD
1-687-480-
13
(13)
1
2
3
4
5
6
7
8
9
10
11
A
B
C
D
E
F
G
H
I
J
M901
(CAPSTAN/REEL)
M
S903
(MOTOR ON/OFF)
S902
(TAPE PLAY)
1
2
3
4
5
6
2
1
L
LCD BOARD
CNJ314
1
2
23
22
6-12. PRINTED WIRING BOARD – MAIN Section –
•
See page 23 for Circuit Boards Location.
: Uses unleaded solder.
Ref. No.
Location
Ref. No.
Location
• Semiconductor Location
D322
E-3
D801
F-7
D920
F-4
D921
I-4
D930
B-7
D957
D-5
IC302
E-10
IC801
G-6
IC802
F-4
Q122
C-9
Q125
F-10
Q222
C-9
Q225
E-10
Q801
H-8
Q805
F-7
Q806
E-4
Q813
F-7
Q957
C-5
Q958
D-4
Q959
D-4
(Page 28)
(Page 32)
(Page 26)
(Page 26)
(Page 24)
(Page 34)
(Page 32)
(Page 34)
(Page 32)
CFD-E90
30
30
Q122
Q125
Q225
D920
R960
R332
R330
R146
R145
R147
R247
R245
R246
R351
R350
R352
R353
R243
R143
R931
R959
R227
R140
R240
R958
R930
R225
R128
R228
R249
R922
R920
R923
C226
C126
C210
C334
C331
C233
C234
C134
C932
C959
C920
D322
D930
Q959
Q958
C332
C957
C125
C225
C960
C122
C222
D921
D957
IC302
Q957
M901
S903
S902
Q222
C224
R226
C350
CN313
CN311
CN331
C110
R127
C124
R126
R125
R149
C133
2SC4081-T106Q
2SC4081-T106Q
2SC4081-T106Q
KDS121-RTK
10k
470
100
220k
2.2k
1k
1k
2.2k
220k
10k
4.7k
10k
10k
100k
100k
1k
100
10k
2.2k
2.2k
220
1k
2.2k
470
470
1k
220
470
220
1
50V
1
50V
1
50V
470
10V
10V
1000
10V
4.7
50V
50V
4.7
50V
50V
4.7
50V
50V
220
16V
16V
100
10V
10V
10
50V
1SS355TE-17
1SS355TE-17
DTC143ZUA-T106
DTA143ZUA-T106
0.01
0.01
2200p
2200p
0.1
1000p
1000p
UDZSTE-175.1B
UDZSTE-173.9B
PT2257
KTC3203Y-AT
2SC4081-T106Q
0.022
470
22
10V
11P
3P
6P
1
50V
10k
0.022
470
2.2k
1k
4.7
50V
50V
CDP-GND
6.0V
M-BASS
V-
D
ATA
V-
C
L
K
P-CON
A-MUTE
9V(SW)
AC-HI
UCOM-3.3V
D.GND
CD 3.3V
L CH
R CH
A-GND
R-VT
S-GND
RMC-5V
CD-6V
CD-CONT
TC-PLA
Y
D-GND
3.3V
P-CON
AC-HI
CD-6V
6V
9V
MT-GND
M-BASS
L-CH
A-GND
R-CH
A-MUTE
S-GND
(1/2)
L-IN
L-OUT
VDD
CLK
R-IN
R-OUT
GND
D
ATA
AF AMP
AF AMP
VOLUME
ELECTRICAL
CD
+3.3V REGULATOR
CONTROL
ON/OFF
CD POWER
Q958,959
(CAPSTAN/REEL)
(TAPE PLAY)
(MOTOR ON/OFF)
MEGA BASS
CONTROL
MEGA BASS
CONTROL
6-13. SCHEMATIC DIAGRAM – MAIN Section (1/2) –
•
See page 36 for IC Block Diagram.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
(
no mark : TUNER
(
) : CD PLAY
(Page 31)
(Page 35)
(Page 35)
CFD-E90
31
31
R846
R847
C822
C821
C801
R843
R842
R841
R836
C815
C814
X801
R851
C812
C818
C813
R322
R834
R833
R832
R831
R830
R819
R818
C819
R869
R354
R355
R898
R899
R
884
R883
R
882
R881
R
880
R879
R878
R
877
R
876
R875
R
874
R873
R
872
R871
R
870
R885
R886
R887
R888
R889
R890
R891
R892
R861
R864
R863
R804
IC802
C820
R844
R
807
R826
C803
C
804
C805
C
806
C807
C808
C809
C810
R
827
C833
R805
R825
R824
R823
C802
R850
D801
Q805
R803
R802
R857
R858
R859
R856
R854
R855
C351
C352
C163
C262
C162
C823
Q813
Q806
Q801
IC801
µPD789478GC-A04
X802
S901
JC804
R809
R
817
R816
R815
R814
R811
R
810
R813
R
812
R808
R
828
R860
R801
JC261
JC161
JC801
R820
R822
R821
R932 R933
R934 R935
R866
R865
R867
R868
CN802
CN804
CN803
JC850
JC851
CNP314
KH802
KH804
R
806
JC805
CN310
KH803
R166
C832
C263
R266
C831
C830
C811
1k
47k
220
10V
10V
1
100p
L801
0.22
µH
47k
47k
47k
4.7k
10p
10p
32.768KHz
470k
100p
100p
100p
10k
4.7k
2.2k
470
22k
2.2k
2.2k
2.2k
100p
1k
470
470
4.7k
4.7k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
10k
1k
1k
1k
47k
BD4727G-TR
1
10k
4.7k
1k
100p
10p
10p
10p
100p
100p
100p
100p
100k
100p
4.7k
470k
4.7k
4.7k
100p
470k
KDS120-RTK
DTA144TUA
-T106
4.7k
10k
22k
10k
10k
22k
10k
10k
10p
10p
1
1 50V
1 50V
0.1
DTC143ZUA
-T106
DTC143ZUA
-T106
DTC144VUA
-T106
-88T
4.19MHz
0
4.7k
2.2k
2.2k
2.2k
2.2k
1k
1k
2.2k
2.2k
4.7k
4.7k
10k
10k
0
0
0
4.7k
1k
1k
470
470
100k
220k
100k
100k
23P
6P
14P
0
0
2P
2P
5P
4.7k
0
13P
6P
1k
2200p
L805
1
µH
L804
10
µH
L802
100
µH
1
1k
4700p
4700p
100p
6.0V
R-VT
A-MUTE
V-DATA
V-CLK
P-CON
M-BASS
AC-HI
9V(SW)
D.GND
A-GND
CD 3.3V
R CH
L CH
CD-CONT
TC-PLAY
RMC-5V
CDP-GND
CD-6V
S-GND
UCOM-3.3V
SEG10
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
COM0
COM1
COM2
COM3
KEY1
KEY2
RMC-5V
RMC
SEG18
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
RMC-5V
Z1
Z2
Z3
Z4
Z1
Z2
Z3
Z4
Z5
Z6
Z7
Z8
Z5
Z6
Z7
Z8
Y1
Y2
Y3
Y4
Y5
Y5
JOG-B
JOG-B
KEY1
KEY2
JOG-A
JOG-A
W2
W3
W4
W2
W3
W4
W0
W1
W0
W1
RMC
V1
V2
V1
V2
U2
U3
U4
U5
U6
U2
U3
U4
U5
U6
Y4
Y2
Y3
Y1
∗
∗
C-CLK
B-MUTE
R-COUNT
R-DATA
R-CLOCK
R-CE
TU-LCH
TU-RCH
VT
S-GND
TU-6.0V
JOG-A
JOG-B
KEY2
KEY1
RMC-5V
RMC
A-GND
V
LC
2
V
LC1
V
LC0
C
OM
0
CO
M
1
CO
M
2
CO
M
3
S
0
S1
S2
S3
S
4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
P-CON
M
O
D
E C
H
K
C
-W
R
Q
R
-D
A
TA
R
-CLK
R
-LA
T
C-CE
C
-D
IN
C-XRT
IC0
XT1
XT2
VSS
X1
X2
VDD
C-D
O
U
T
C-FSEQ
C-DRF
R
-CO
U
N
T
AVDD
A
G
N
D
B
-M
U
TE
KEY
1
K
EY
2
S17
REC
TAPE
ISS1
ISS2
A-MUTE
V-DATA
V-CLK
CD DOOR
BL-SLEEP
BL-GRN
BL-RED
RM
C
JOG-B
JO
G
-A
T
C-PLA
Y
AC-CHK
RST
S18
3V
-C
HK
6
V-
CHK
W
P
/IN
I
M-BASS
LINE
CD
BL-ORG
9
V-
C
HK
BL-BLUE
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
D.GND
FSEQ
DRF
WRQ
CL
CE
DIN
DOUT
XRT
P.GND
CD L-OUT
CD R-OUT
CD 3.3V
CD 6.0V
ISS 2
ISS 1
GND
TAPE
R-OUT
L-OUT
REC
TU IN R
TU IN L
AUDIO 6V
CD/LINE
CD/LINE R
CD/LINE L
(2/2)
SWITCH
WAKE UP
SWITCH
MODE CHECK
SWITCH
IF REQUEST
SYSTEM CONTROLLER
NC
N
C
VS
S
RST
VC
C
RESET SIGNAL
GENERATOR
CD LID
OPEN/CLOSE
DETECT
AC CHECK
∗
R820
0
∗
0
R822
470
(EXCEPT LIV)
(EXCEPT LIV)
(LIV)
220 (LIV)
6-14. SCHEMATIC DIAGRAM – MAIN Section (2/2) –
•
See page 36 for Waveforms.
•
See page 39 for IC Pin Function Description.
(Page 25)
(Page 27)
(Page 27)
(Page 28)
(Page 30)
(Page 33)
(Page 33)
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER
(
no mark : TUNER
(
) : CD PLAY
〈〈
〉〉
: TAPE PLAY
{
} : REC
(Page 33)
CFD-E90
32
32
S403
S405
S406
S402
S401
S411
S413
S415
S408
S409
S410
S414
JW405
S407
S416
R401
R417
R420
R421
R419
R411
R412
R413
R414
R415
C401
R409
R410
R423
R424
R422
R416
R439
D406
R404
R403
R406
R405
R425
R402
R418
R407
R408
JC405
R440
JW403
JW402
R438
OPR/BATT
D406
LCD401
LIQUID CRYSTAL DISPLAY
1
23
S401 – 403,
S405 – 416
6
1
IC401
1
2
3
LCD BOARD
1-687-482-
13
(13)
STANDBY
RADIO
BAND
AUTO PRESET
TUNE
−
TUNE
+
DISPLAY
ENTER
CLOCK/SLEEP/
TIMER
MEGA BASS
VOLUME
+
−
MODE
A
B
C
1
2
3
4
5
6
7
MAIN
BOARD
CN802
K
MAIN
BOARD
CN804
J
1
23
D402 – 404
A
K
POWER
RE401
ENCODER
1
2
3
+
−
JOG BOARD
1-689-172-
13
(13)
2
1
KH314
MAIN BOARD
CNP314
L
3
1
1
3
CN314
CN411
6-15. PRINTED WIRING BOARDS – PANEL Section –
•
See page 23 for Circuit Boards Location.
: Uses unleaded solder.
(Page 29)
(Page 29)
(Page 29)
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