XT01
SFU455KHZ
+
-
BATTERY
DC:+3V
R02
6K8
C02
100PF
C03
100PF
C01
47/16
S1
PLAY/PAUSE
S2
STOP
S3
UP
S4
DOWN
Q01
2SC945
R01
1.2 OHM
IR01
IR333
S19
7
S22
9
S23
0
S24
VOL-UP
S25
VOL-DN
S26
MUTE
S27
FUNCTION
S17
5
S18
6
S20
8
S14
2
S15
3
S16
4
S13
1
S10
TIMER
S11
SLEEP
S12
DISPLAY
S5
REPEAT/M-UP
S6
INTRO
S7
RANDOM
S8
MEMORY/CLK ADJ
S21
POWER
D01 1N4148
1
2
3
4
5
6
7
8
9
10
20
11
12
13
14
15
16
17
18
19
GND
XT
XT
RESET
K0
K1
K2
K3
K4
K5
VDD
TXOUT
TXON
CODE
T3
T2
T1
T0
K7
K6
IC01
TC9243F
AD1
AD2
AD3
TU-PWR
GND
Q303
2SC945
R301
15K
POWER
5.7V
Q305
2SA733
R317
47K
R311
150 OHM
HANDSET REMOTE CONTROL PCB
R312
150 OHM
LCD BACK LAMP
LED8
REMOTE
Q302
2SC945
R304
2K2
R303
10K
R302
10K
R305
6K8
R306
10K
R333
4.7 OHM
C301
47/16
S28
+10
COM1
COM2
COM3
COM4
S1
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
P8-0
P8-1
P8-2
P8-3
DISPLAY PCB
20
21
22
23
24
25
26
27
28
29
30
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CW12
FPC 30PIN
S9
BASS CONTROL
R307
15K
Q301
2SC945
DIMMER
Q304
2SA733
R310
100 OHM
R313
47K
R314
4K7
Q306
2SC945
R318
4K7
R316
10K
R315
10K
1
2
3
4
5
6
7
CW301A
CW301B
AD1
AD2
AD3
TU PWR
GND
R328
330 OHM
R336
1K5
SW01
POWER
SW03
BAND
SW06
DISPLAY
SW02
FUNCTION
SW04
TU UP
R340
18K
SW05
TU DN
R342
3K9
1
2
3
4
5
6
7
CW302A
CW302B
R337
1K8
SW07
MEMORY/
R338
2K7
AD1
R339
3K6
SW08
TIMER/
AD2
R341
5K6
TU PWR
CLOCK ADJ.
LED VDD1
SLEEP
R344
2K2
SW09
VOLUME UP
SW010
VOLEME DN
R343
1K5
SW011
PLAY/
SW012
STOP
SW013
CD UP
R345
1K5
R346
1K8
R347
2K7
SW014
CD DN
SW015
REPEAT/
SW016
OPEN/
R348
3K6
R349
6K8
PAUSE
M-UP
CLOSE
Q309
2SA733
Q308
2SA733
R352
100K
R326
4K7
R329
47K
R334
4K7
R322
150 OHM
R331
150 OHM
LED4
BOTTOM
LI
GHT LEF
T LED
LED7
BOTTOM
LI
GHT RI
GHT P
C
B
C302
220/10
1
2
CN305
CW305
1
2
CN306
CW306
Q307
2SA733
R319
47K
R320
4K7
R321
330 OHM
R330
150 OHM
R323
150 OHM
R324
150 OHM
R325
150 OHM
LED3
TOP
LEF
T LED P
CB
LED6
B
A
SS
PC
B
LED2
TUNING KNOB LED
LED5
VOLUM
E KNOB LED
1
2
3
CW303
CN303
1
2
3
CN304
CW304
D301
1N4148
R335
10K
RIGHT FUNCTION PCB
LEFT FUNCTION PCB
CD
TUNER
AUX
SHUFFLE
REPEAT
SNOOZE
MUTING
MEMORY
INTRO
STEREO
REMAIN
AM
1
FM
2
3
AM
PM
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22
MHZ
KHZ
BASS
BOOST
TIMER
SLEEP
DISPLAY LCD
BLUE
BLUE
BLUE
BLUE
BLUE
BLUE
R327
47K
BLUE
Q311
2SC945
R351
1K
LED VDD1
LED VDD2
+5.7V
LED VDD2
GND
7PIN
7PIN
P=2.0mm
VCC
GND
REMOTE IN
I/R RECEIVER
3
2
1
U01
BASS L
E
D
GND
B
O
/R
LED
GND
GND
TO
P/
L LED
GND
B
O
/L
LED
2P P=2.5mm
2P P=2.5mm
3P P=2.0mm 90"
P=2.0mm
3PIN
P=2.0mm 90"
BO/R LED
BO/L LED
SR-L50 UNITED PCB
