Schematic Diagram - Key Section - Sony ZS-Y3 Service Manual

5-12. SCHEMATIC DIAGRAM – KEY SECTION –
CN401
27P
KEY-2(C)
KEY-1
KEY-2(B)
(Page 25)
ZS-Y3
LCD401
LIQUID CRYSTAL DISPLAY
SLR343BBT3FXG (for BLACK)
SLR343EBT (for WHITE)
(LCD BACK LIGHT)
R432 R429 C402
220 220 1
C401
1
D405
S404
R404
MODE
1k
Q401
2SC4081-T106Q
LED DRIVE
R405
2.2k
S409
R412 S410
220
R413
470
R414
RADIO
1k S411
AUTO PRESET
BAND
R415
1k S412
PRESET
R416
2.2k S413
PRESET
R417
2.2k
S414
+
R418
1k
TUNE
R419
2.2k
S415
-
R420
4.7k
R430
10k
S416
DSPL/ENT/MEM
R431
4.7k
27 27
CN402
6P
KEY-2(A)
KEY-2(B)
REMOCON
REMOCON_VCC
OPR BATT
GND
(Page 25)
REMOTE CONTROL
RECEIVER
IC401
PRM7140-V4
D401
L-34HD C406
470p
OPR/BATT
CN403
3P R406 R407
2.2k 1k
KEY-2(C)
GND
GND
S405 S406
(Page 25)
- +
VOLUME
CN406
2P
OPEN_SW
S417
GND
OPEN
(Page 25)
CN404
3P CN405
C407 D402 2P
PLUNGER
0.1 1N4002B
GND
CD_DOOR
S418
(Page 25)
(CD LID OPEN/CLOSE DETECT)
ZS-Y3
Ver. 1.1
S401
POWER
R401
220 S402
SLEEP
R403 R402
1k 470
R421
47k C405
0.01
R408 R409 R410 R411
2.2k 4.7k 10k 4.7k
S407 S408
MEGA BASS SOUND
PL801
TRIGGER
PLUNGER