Schematic Diagram - Key/Power Section - Sony ZS-YN7 Service Manual

Personal audio system
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ZS-YN7
6-14. SCHEMATIC DIAGRAM – KEY/POWER Section –
CN407
6P
R403
1k
KEY-0B
KEY-0A
GND
R401
R402
S401
220
470
REMOTE
POWER
REM VCC
OPR/BATT
(Page 27)
R424
R426
R439
470
1k
22k
R425
R427
R440
470
1k
0
REMOTE CONTROL
RECEIVER
IC401
RPM7140-V4
D401
L-34HD
R428
220
R431
OPR/BATT
47k
C402
R430
470p
100k
CN408
3P
R404
R405
R406
R407
R408
1k
2.2k
1k
2.2k
2.2k
KEY-0C
GND
GND
S404
S405
(Page 27)
+
-
VOLUME
CN404
3P
CD DOOR
PLUNGER
C415
0.01
GND
(Page 27)
CN405
2P
PLUNGER
PL801
TRIGGER
GND
PLUNGER
CN406
2P
KEY-0C
GND
(Page 27)
The components identified by mark 0 or dotted
Les composants identifiés par une marque 0 sont
line with mark 0 are critical for safety.
critiques pour la sécurité. Ne les remplacer que
Replace only with part number specified.
par une pièce portant le numéro spécifié.
ZS-YN7
CN401
21P
LCD-A0
LCD-AD7
LCD-WR
LCD-AD6
LCD-CS
LCD-AD5
LCD-RES
LCD-AD4
S402
LIGHT +6V
SLEEP
LCD-AD3
LIGHT GND
LCD-AD2
KEY-1A
JW404
LCD-AD1
(Page 27)
KEY-2A
LCD-AD0
JOG-B
LCD+3.3V
JOG-A
L401
0
LCD-GND
KEY-GND
C401
0.01
R409
4.7k
R415
220
S406
S407
MEGA BASS
SOUND
CN402
5P
S421
CD LID
OPEN/CLOSE
CN403
DETECT
5P
R413
S403
OPEN
C403
C404
0.01
0.01
R441
10k
C405
R436
R435
0.1
100k
470k
C417
0.01
C406
0.1
C410
0.1
C411
0.1
R444
100
C412
0.1
C413
0.1
R443
100
C408
0.1
R442
100
R445
100
R446
100
R447
100
R448
100
R449
100
R497
100
R498
100
D402
SLI-343YC
(LCD BACK LIGHT)
R416
R417
R418
470
1k
1k
R410
R411
R412
220
470
1k
S413
S414
S408
S415
S416
RADIO
PRESET +
PRESET -
AUDIO PRESET
BAND
R419
R420
R421
R422
R423
2.2k
1k
2.2k
2.2k
4.7k
R414
1k
2.2k
S417
S418
S419
S410
S411
S412
ENTER/
TUNE
TUNE
MODE
REPEAT
DISPLAY
MEMORY
+
-
A
S420
B
ROTARY ENCODER
(JOG)
C
30
30
LCD401
25P
RESETB
CAP1+
CAP1-
CAP2+
CAP2-
VOUT
VR
V0
V1
V2
V3
V4
LIQUID
VSS
CRYSTAL
DISPLAY
VDD
D0
D1
D2
D3
CN321
4P
D4
L CH
D5
L GND
D6
R CH
D7
R GND
CSB
WR
(Page 26)
RS
D901
1N4002B
C901
0.022
CN902
3P
D902
1N4002B
AC
+B
C902
0.022
GND
D903
1N4002B
(Page 26)
C903
0.022
D904
1N4002B
C904
0.022
CN901
2P
CN903
3P
JW905
JW906
JW903
JW904
J321
L321
1µH
JW302
R126
100
L121
1µH
JW301
R226
100
L221
1µH
CN322
4P
L CH
SP101
L GND
(L-CH)
R CH
SP201
R GND
(R-CH)
T901
POWER
TRANSFORMER
F901
J901
*
LF901
* F901
T2AL 250V
(SP,KR,AUS)
2.5A 125V
(US,CND,MX)
JW901
JW902
WP901
1P
DRY BATTERY
SIZE"C"
(IEC DESIGNATION R14)
6PCS. 9V

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