Sony CFD-CD777SMK2 Service Manual ▷ View online
CFD-CD777SMK2
29
29
6-11. SCHEMATIC DIAGRAM – MAIN Section (5/5) –
•
See page 34 for IC Block Diagram.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
no mark : FM
〈〈
〉〉
: TAPE REC (DECK B)
<
> : TAPE PLAY (DECK A)
[
] : CD PLAY
R206
CNP313
J303
C403
CNP315
R311
R312
D307
D306
D320
D308
D309
D310
D311
D312
D313
D314
D315
D316
D317
D318
D319
S301
R307
R308
R310
Q317
Q331
C393
R401
R397
C398
S302
R250
R230
R130
Q201
Q101
Q210
Q110
Q314
R150
R376
D333
R378
R379
Q312
C338
C337
D334
C336
R375
R329
R330
R331
R332
C308
Q303
R328
Q302
R327
C227
C127
R115
R215
C114
R373
R326
C306
C214
S301
C301
C341
Q301
R336
R335
R334
R333
C396
R400
R368
IC102
R319
R318
R317
R315
R316
R314
R313
R309
R306
R355
R324
R323
R322
R321
R320
D302
D303
D304
D305
D301
R305
R304
R303
R302
R402
C401
R325
R394
R106
R393
R344
R345
R347
R346
Q305
S302
R361
R362
C400
C345
C344
D350
D340
R348
Q304
C302
S302
R301
C405
R208
R108
RV303
RV303
RV303
RV303
RV303
C304
C305
C303
C112
C212
C213
C334
C395
CNP308
CNP307
R383
Q313
R382
C151
C251
RV303
D322
R398
R399
C402
Q350
C307
R377
CNP311
C113
P GND
COM 5V
CD 7.5V
D GND
A GND
10k
12P
100p
3P
680
100
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
(1/2)
47k
10k
10k
KTC3198GR-AT
2SB1013
47
10V
47k
47k
47
10V
(1/3)
470
1k
1k
DTC343TS
DTC343TS
DTC343TS
DTC343TS
KTA1266Y
470
680k
IN4148M-TP
10k
270k
KTC3198GR-AT
0.1
1
50V
IN4148M-TP
47
10V
1.2k
2.2k
2.7k
100k
100k
2.2
50V
50V
KTC3198GR-AT
470k
KTC3198GR-AT
2.2k
1
50V
1
50V
10k
10k
2.2
50V
1k
2.7k
0.47
50V
2.2
50V
(2/2)
22
25V
100p
KTC3198GR-AT
10k
10k
10k
100k
33
25V
4.7k
330
CXA1352AS
5.6k
2.2k
4.7k
4.7k
22k
15k
3.3k
2.2k
4.7k
4.7k
10k
10k
10k
10k
10k
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
IN4148M-TP
10k
10k
10k
10k
2.2k
0.01
160k
47k
10k
47
39k
22k
6.8k
1.8k
KTC3198GR-AT
(2/3)
1k
270
3.3
50V
0.1
0.1
1N4148M-TP
1N4148M-TP
10k
KRC110M
220
10V
10V
(3/3)
10k
1000p
8.2k
8.2k
(2/6)
(3/6)
(4/6)
(5/6)
(1/6)
4.7
50V
50V
2.2
50V
50V
4.7
50V
50V
0.47
50V
50V
0.47
50V
50V
1000p
10
50V
0.1
6P
5P
220k
KTC3198GR-AT
220k
100p
100p
(6/6)
1N4148M-TP
150
1k
100p
KTA1266Y-AT
10
50V
68
8P
1000p
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B11
B12
B13
B14
B15
TUNER B+
MUTE
ST LED
GRAPHIC
EQUALIZER
AMP
GND
R CH
L CH
OPR B+
TU B+
ST LED
AU 7.5V
L-CH
R-CH
AGND
AGND
CD 7.5V
AU 7.5V
5V
DGND
MOTOR GND
MOTOR +9V
PGND
3.3V
VCC
VCC
Q317,331
B+ SWITCH
TAPE
DUBBING
RADIO
TV/
CD
OFF
CD/RADIO
LINE IN
Q101,110,201,210
MUTING
AGC
MUTING
CONTROL
SWITCH
BUFFER
BUFFER
DSS
SWITCHING
TAPE
DUBBING
RADIO
TV/LINE
CD
IN
TAPE
DUBBING
RADIO
TV/LINE
CD
IN
SWITCHING
MUTING
MUTING
POWER ON
DRIVER
(5/5)
TV/LINE IN
(L)
(R)
MANUAL
DISCO
PARTY
LIVE
MANUAL
DISCO
PARTY
LIVE
PRESET MODE
FUNCTION
REC MUTING
SWITCH
MEGA BASS
RV303-1
RV303-2
400Hz
RV303-3
RV303-4
RV303-5
10kHz
1kHz
4kHz
5BAND GRAPHIC EQUALIZER
BALANCE
(Page 31)
(Page 25)
(Page 28)
(Page 31)
(Page 31)
(Page 33)
(Page 33)
(Page 27)
CFD-CD777SMK2
30
30
6-12. PRINTED WIRING BOARDS – PANEL Section –
•
See page 23 for Circuit Boards Location.
D101
B-5
D102
B-5
D103
B-5
D104
B-6
D105
B-6
D201
B-4
D202
B-3
D203
B-3
D204
B-3
D205
B-2
D327
B-7
D328
B-8
D329
E-8
D330
E-8
D331
E-8
D332
E-8
IC104
B-6
IC204
B-3
IC801
B-5
IC851
B-9
• Semiconductor
Location
Ref. No.
Location
C241
JW820
C809
X702
D105
R216
D104
IC104
JW811
C810
R117
CNW311
CNW711
R116
R122
JW801
JW824
C805
JW815
R755
R808
R815
C129
C228
C128
C229
C800
JW812
JW816
R793
R807
JW808
R367
R374
JW805
C141
JW826
R121
C142
C807
JW823
JW802
JW807
R222
CNW712
C804
R809
R851
R803
R801
R802
R751
R805
C803
R806
JW810
D205
D204
D103
D203
D102
D328
D327
JW806
JW804
D201
D101
D202
IC204
C242
R221
R217
S801
S803
S802
S805
S806
JW825
S804
LCD801
JW809
JW803
CNP712
C876
IC801
JW818
JW817
JW819
CNW310
R366
C332
C330
R365
R364
RV301
J302
CNW308
CNW307
D332
D329
D330
D331
CNP711
IC851
JW822
JW821
C877
1
1
1
2
8
3
1
1
19
20
32
33
51
52
64
9
1
14
1
9
CONTROL BOARD
1-670-302-
12
(12)
DISPLAY/ENTER
PLAY MODE
FM STEREO
D201 – 205
(LEVEL METER)
S801 – 806
R
D101 – 105
(LEVEL METER)
LIQUID CRYSTAL DISPLAY
L
OPR/
BATT
BATT
MAIN BOARD
CNP311
B
MAIN BOARD
CNP710
A
S701
CD LID
OPEN/CLOSE DET
ON: WHEN THE CD
LID IS CLOSED
1
1
6
2
1-670-296-
12
(12)
VOL BOARD
MIC301
MIC
VOLUME
MAIN BOARD
CNP308
C
MIX MIC
1
5
LED BOARD
1-670-297-
12
(12)
1
3
1-670-305-
12
(12)
REMOTE CONTROL BOARD
MAIN BOARD
CNP307
D
3
1
A
B
C
D
E
1
2
3
4
5
6
7
8
9
MANUAL
D332
DISCO
D331
PARTY
D330
LIVE
D329
(Page 24)
(Page 24)
(Page 24)
(Page 24)
CFD-CD777SMK2
31
31
6-13. SCHEMATIC DIAGRAM – PANEL Section –
•
See page 34 for Waveform.
•
See page 34 for IC Block Diagrams.
•
See page 40 for IC Pin Function Description.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD PLAY
(
no mark : CD PLAY
(
) : CD STOP
〈〈
〉〉
: TAPE REC (DECK B)
R803
IC851
D332
D331
D330
D329
R366
CNW308
CNW307
R364
R365
C330
C332
CNW310
J302
CNW311
LCD801
IC801
R808
R815
C877
R806
R851
R
8
05
R
7
5
1
C809
C803
C804
S801
S802
S803
S804
S806
S805
R802
R801
R809
C810
C800
R
755
R
793
CNW711
C805
R807
D105
D104
D103
D102
D101
D205
D204
D203
D202
D201
R116
C141
R121
R221
R216
C241
C22
9
C
129
R217
C242
R122
C128
C228
R222
R367
C876
R374
CNW712
S701
C142
R117
MIC301
IC104
IC204
C807
CNP712
RV301
D327
D328
X702
CNP711
47k
SBX1976-51
L-113HDT
L-113HDT
L-113HDT
L-113HDT
10k
6P
5P
2.2k
1k
10
50V
0.47
50V
2P
8P
CXP5086H-684Q
1k
47k
100p
47k
1k
10
k
1K
0.01
47
10V
10
50V
47k
47k
10k
0.001
47
10V
1k
1k
3P
0.01
1k
L-153HDT
L-153HDT
L-153HDT
L-153HDT
L-153HDT
L-153HDT
L-153HDT
L-153HDT
L-153HDT
L-153HDT
100
47
10V
18k
18k
100
47
10V
10
50V
10
50V
100
100
10V
10V
12k
0.1
0.1
12k
1.8k
100p
3.3k
2P
100
10V
10V
100
KIA6966S
KIA6966S
0.01
14P
50k
L-113HDT
L-113HDT
4.019MHz
3P
LIVE
PARTY
DISCO
MANAUAL
D101-105
L (LEVEL METER)
D201-205
R (LEVEL METER)
COM2
COM1
COM0
VLC1
VLC2
VLC3
VDD
VL
XTAL
EXTAL
RST
GND
RMC-S
NC
NC
SENS
SCOR
SQCKO
NC
NC
SQSO
CLOK
XLAT
DATA
GND
REC
DOOR
TEST
NC
LCD
MODE
DISP
K-PLAY
K-STOP
K-FF
K-FR
GND
VDD
NC
C-MUTE
NC
NC
NC
NC
NC
LDON
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
COM3
NC
VCC
IN
VD
OUT5
GND
OUT4
OUT3
OUT2
OUT1
VCC
IN
VD
OUT5
GND
OUT4
OUT3
OUT2
OUT1
BOARD
REMOTE CONTROL
MIX MIC
GND
R CH
L CH
OPR B+
TU B+
ST LED
AU 7.5V
LIQUID CRYSTAL DISPLAY
SYSTEM CONTROLLER,
LCD DRIVER
(TEST MODE)
PLAY MODE
DISPLAY
/ENTER
OPR/BATT
(CD LID OPEN/CLOSE DET)
ON:WHEN THE CD LID
LEVEL METER
LED DRIVE
LEVEL METER
LED DRIVE
FM STEREO
VOLUME
V
G
O
IS CLOSED
XRST
5V
GND
SENS
REC
SCOR
SQSO
SQCK
CLK
XLAT
DATA
XRST
MUTE
RST
LDON
MIC
(Page 27)
(Page 29)
(Page 29)
(Page 29)
CFD-CD777SMK2
32
32
6-14. PRINTED WIRING BOARDS – AMP, POWER SUPPLY Section –
•
See page 23 for Circuit Boards Location.
C905
D902
C903
J901
F901
C907
D901
C906
C904
D903
C902
C901
D904
CNW305
CNW901
JW901
PS901
JW913
JW911
JW910
JW912
CNP902
J902
D905
CNP903
CNP904
F903
J301
C224
CNP306
C124
R114
R214
JW109
JW112
C389
JW110
R363
C391
R337
R210
C315
IC103
C119
Q319
R360
C117
C313
D324
R358
R110
C314
C342
CNP317
JW115
C218
C121
C220
C123
C343
D338
Q309
JW107
C215
C118
C219
R211
R111
C115
D325
C223
C221
D326
C122
C222
JW
116
R113
R212
R213
C120
C216
R112
R389
C116
C390
C309
C217
JW117
CNW315
R380
R388
C352
Q311
C392
Q310
C328
C349
C318
D337
D321
CNP305
R209
JW
103
D323
R359
JW111
JW102
JW104
JW105
JW106
JW108
JW113
C312
JW225
CNW306
R410
R109
R126
R226
C310
JW101
CNW313
CNW317
4
1
1
5
POWER BOARD
1-670-303-
12
(12)
AC IN
PHONES
VOLTAGE SELECTOR
DC IN 12V
S901
100 – 120V
220 – 240V
T901
POWER
TRANSFORMER
1
4
1-670-300-
12
(12)
BATTERY BOARD
1
4
1
4
1-860-815-
11
(11)
DC JACK BOARD
1
5
H/P BOARD
1-670-299-
12
(12)
E
C
B
E
C
B
E
C
B
E
C
B
1
1
5
5
1
1
1
3
22
2
23
4
1
13
AMP BOARD
1-670-295-
12
(12)
1
4
SPEAKER BOARD
1-670-306-
12
(12)
DRY BATTERY SIZE "D"
(IEC DESIGNATION R20)
8PCS. 12V
SP903
(WOOFER)
SP904
(TWEETER)
+
–
R
SPEAKER IMPEDANCE 4Ω
J304
SP902
(TWEETER)
SP901
(WOOFER)
+
–
L
C125
C225
MAIN BOARD
CNP315
E
MAIN BOARD
CNP313
F
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
10
11
(Page 24)
(Page 24)
D904
D-2
D905
C-6
IC103
G-7
Q309
G-10
Q310
G-9
Q311
G-10
Q319
G-9
Ref. No.
Location
Ref. No.
Location
D321
E-10
D323
E-10
D324
F-9
D325
F-9
D326
F-10
D337
E-10
D338
F-8
D901
E-1
D902
D-1
D903
D-2
• Semiconductor Location
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