Read Sharp XL-T300 (serv.man14) Service Manual online
XL-T300H
– 28 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 20.
Figure 28 SCHEMATIC DIAGRAM (5/10)
12.3V
20V
13V
20V
11.7V
11.7V
20V
0V
3 1
1
2
3
1
2
3
5
4
3
2
1
1
2
3
1
2
3
2
14 13 12 11 10 9 8 7 6 5 4 3
1
2
1 2
3
2
2
1
1
2
1
1
7
6
5
4
3
2
1
1
2
3
1
2
3
1
2
3
1
2
3
A_12V
M_12V
TO TAPE
MECHANISM
CHASSIS
MECHANISM
CHASSIS
DI
CE
A_GND
TUN R
TUN L
D_GND
A_12V
AUX R
R-CH
L-CH
AUX IN
AUX L
+B2
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
GND
RDS CLK
RDS DATA
DO
FM ST
SD
DI
CL
CE
VSM
+B1
–B1
–B
SP_RLY
FAN_DEC
AMP_DET
FAN_CONT
PROTECT
TF
D_GND
P_CONT
USWD_5.6V
TRANSFORMER(MAIN)
POWER
POWER
TRANSFORMER
(SUB)
LAMP5V
REC L
9
10
11
12
13
14
15
16
17
18
TAPE L
TAPE R
PROTECT
AMP_DET
SP_RLY
SP_RLY
M_12V
D_GND
D_GND
TERMINAL PWB-A2
DIGITAL OUT
1
2
3
4
5
2
3
4
5
REC R
PLAYBACK SIGNAL
RECORD SIGNAL
RECORD SIGNAL
CHASSIS
GND
CNP804
P31 12-C
P33 12-E
TO
MAIN PWB-A1(3/3)
TO
MAIN PWB-A1(2/3)
FM SIGNAL
CD SIGNAL
AC POWER
INPUT SOCKET
AC230V, 50Hz
When Servicing,
Pay attention as the area enclosed
by this line ( ) is directly
connected with AC main voltage.
Pay attention as the area enclosed
by this line ( ) is directly
connected with AC main voltage.
P31 12-F
TO
MAIN PWB-A1(2/3)
CNW701
P26 1-E
CNW705
P27 12-E
FROM
DISPLAY PWB-B1
1
3
2
3
1
2
CONSTANT
VOLTAGE REGULATOR
RELAY
LINE
FILTER
FILTER
CNS301
P25 11-D,E
FROM
TUNER PWB-C
2.7K
2.7K
27K
27K
1N4148
1N4148
0.0047
0.82
µ
H
0.0022
100/10
2.2
µ
H
1K
1K
820
DZ130BSA
0.022
KTC3200 GR
100
100/25
1N4148
22K
470/25
47
2SD2012 Y
22K
2SD2012 Y
47
0.022
10/16
KRC107 M
820
KRA102 M
0.022
22K
KTC3200 GR
2SD2012 Y
47
1N4148
10/16
470/25
100
100/25
33K
DZ8.2BSC
4700/25
0.001
2200/16
1N4004
0.047
AN78L05
1N4004
0.047
0.47/50
1N4004
1N4004
1N4004
1N4004
0.047
0.047
2200/35
2.7K
2.7K
2200/35
1N4004
1N4004
1N4004
1N4004
T1.25A L250V
0.1
0.1
0.1
0.1
T3.15A L250V
T3.15A L250V
0.1
0.1
1N5402M
1N5402M
1N5402M
1N5402M
1N4004
33K
47K
10K
KTC3199 GR
R407
R408
R405
R406
SO401
D451
D895
C866
D894
D452
C413
J801
L804
C865
C864
CNW804
L401
CNP401
CNW401
R401
R402
L402
R601
ZD601
C603
Q601
R602
C602
D601
R603
R605
C601
R604
Q602
R607
C604
C605
Q603
R606
Q607
R608
Q606
C609
C607
R609
C608
R612
Q604
Q605
R610
R611
D602
ZD602
C610
C606
SO651
T681
CNP909
CNW909
CNP705
CNP701
C661
C683
D689
C665
IC681
D688
C688
C689
CNP681
T651
CNP651
RLY601
D683
D684
D682
D681
C681
C682
C231
R234
R233
C232
C660
C659
C658
C657
D660
D657
D659
D658
F653
F651
F652
C654
C651
CNP301
CNP702
D653
D652
D654
D651
D685
Q683
R686
R685
LF651
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