Read Sharp XL-3500 (serv.man15) Service Manual online
– 31 –
XL-3500H
7
8
9
10
11
12
Figure 31 SCHEMATIC DIAGRAM (8/8)
4.8V
4.8V
4.8V
4.8V
4.8V
9.6V
5V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
0V
0V
0V
0V
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
FUNCTION/
VOLUME EQUALISER
SURROUND
CONTROL
CONTROL
0V
0V
4.5V
0.3V
11.7V
0.3V
0V
4.9V
11.3V
4.7V
41V
0.3V
0.1V
0.1V
20.6V
21.8V
21.7V
–18.9V
0V
0V
0V
0V
0V
0V
0.1V
0.1V
20.2V
M
15 14 13 12 11 10
9 8 7 6
1
2
3
4
5
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
1 2 3 4 5 6
7 8
9
10 11
12
13
14
15
1
2
2
1
FAN MOTOR
2
1
3
5 6 7 8
4 3 2 1
5
4
3
2
1
3
2
1
CD_L
CD_R
A_GND
+VCC
–VCC
–VE1
+VE1
–VE2
+VE2
BIAS
GND
PRE
+VCC
PRE
–VCC
IN1
IN2
NF1
NF2
M_GND
PROTECT
CD_7.2V
SP_RLY
AMP_DET
(1W)
(1W)
–
–
–
–
+
+
+
+ +
A GND
+B
–B
–B
–B
+B
L
R
HEADPHONES
JACK
JACK
L-CH SPEAKER BOX
R-CH SPEAKER BOX
6 Ohm
6 Ohm
TWEETER
WOOFER
WOOFER
TWEETER
1
2
3
4
5
9
5
9
10
AUX L
CL
VDD
VREF
ROUT
RBS2
RBS1
RTRE
RIN
RSL0
R4
R3
R2
R1
L1
L2
L3
L4
LSL0
LIN
LTRE
LBS1
LBS2
LOUT
TEST
VSS
CE
DI
CE
DI
CL
AUX R
TUN R
CD R
AUX L
CD L
TUN L
TUN L
CD_GND
CD–12V
CD+B
1
12
11
10
9
8
7
5 6
4
2 3
13
P_MUTE
CD +B
CL
DI
CE
DO
FM ST
SD
VSM
DATA
RDS CLK
D_GND
SURROUND
CHASSIS
GND
CHASSIS
GND
CHASSIS
GND
CNW702
P29 11-F
FROM
DISPLAY PWB-A2
SPEAKER
TERMINAL
CNW703
P29 11-D
FROM
DISPLAY PWB-A2
CNW707
P29 11-G
FROM
DISPLAY PWB-A2
CNW808
P27 12-F
FROM
CD PWB-A3
FROM
SPRING(233)
CNW803
P27 12-D
FROM
CD PWB-A3
CNW805
P27 12-E
FROM
CD PWB-A3
G
D
S
1
2
3
1
1
2
2
3
3
1
2
1
2
CHASSIS
GND
1
2
1
2
1
2
1
2
1
2
47K
1N4148
2SK2541
KRC107 M
10K
2.7K
0.0033
1/50
12K
4.7/50
100K
8.2K
0.0056
1/50
12K
330
12K
KIA4558P
0.0033
1/50
8.2K
47/16
0.0056
10K
12K
10K
4.7/50
100K
1/50
10K
2.7K
12K
12K
100/16
10K
220P
220P
220P
3.9K
1/50
0.1
10/16
10/16
10/16
1K
1K
1K
10/16
10/16
10/16
1K
1K
1K
1K
1K
1K
10/16
6.8K
0.0027
2.2/50
0.1
3.9K
0.1
1/50
33/16
100/16
10K
1N4004
1N4004
1N4004
LC75342M
0.1
0.0027
10/16
2.2/50
6.8K
0.0033
0.022
6.8
0.022
0.0033
0.0047
0.0047
0.022
0.022
6.8
10
µ
H
820P
0.01
KRC107 M
KTC3199 GR
KTA1266 GR
KTC3199 GR
KTC3199 GR
KTC3199 GR
KTC3199 GR
KTC3200 GR
2SC535 C
3.3K
150(1W)
330(1/2W)
27K
470K
22K
4.7K
100K
56K
47K
56K
100K
47/50
18K
1N4004
1N4004
1N4004
1N4004
1N4004
1N4148
22K
10K
3.3K
10/16
47/16
3.3/16
KRA107 M
0.022
0.022
6.8
6.8
0.022
0.022
1N4148
KTC3199 GR
4.7K
1N4148
0.022
3P(CH)
3P(CH)
0.022
10/50 10/50
0.022
100/50
100/50
10/50
10/50
1K
1K
1K
1K
56K
56K
22K
470
470
39K
39K
1/50
1/50
4.7K
0.2
KTC3199 GR
0.2
0.022
4.7K
4.7K
0.0015
0.0015
1K
1K
3.3K
STK40203
POWER AMP.
KTC3199 GR
KTC3199 GR
33/16
6.8K
10K
10K
0.001
1.8K
1.8K
470P
470P
10
µ
H
330
330
10
µ
H
820P
3
µ
H
3
µ
H
100
100
CNP702
R207
D201
Q201
Q203
R206
R212
C212
C204
R214
C214
R204
R202
C202
C216
R218
R208
R216
IC201
C211
C203
R201
C209
C201
R210
R217
R205
C213
R203
C215
R209
R211
R213
R215
C208
R442
C431
C433
C432
R440
C426
C424
C402
C404
C408
R416
R418
R422
C407
C403
C401
R424
R425
R423
R415
R417
R421
C415
R437
C419
C417
C421
R439
C423
C425
D401
C429
C430
R441
D402
D403
IC401
C422
C420
C416
C418
R438
SO601
L101
C123
C121
C119
R129
C124
C142
C141
C122
C120
R130
L102
L105
C126
JK101
CNP703
M802
CNP881
CNW881
CNP808
CNP707
CNP909
CNW909
C691
Q109
Q884
Q883
Q891
Q106
Q107
CNW103
Q105
Q881
Q882
R887
R885
R885A
R886
R884
R883
R894
R892
R125
R131
R126
R891
C130
R893
D892
D104
RLY101
D893
D881
D891
D103
R880
R882
R881
C881
C880
C128
Q108
R136
R135
C135
C133
Q104
R124
D101
C118
C109
C110
C113
C111 C112
C114
C115
C116
C107
C108
R109
R110
R113
R114
R115
R116
R132
R111
R112
R107
R108
C103
C104
R122
R120
Q103
R119
C117
R123
R121
C105
C106
C136
C134
R101
R102
R105
IC101
Q102
Q101
CNW102
CNW104
C101
R106
R103
R104
C127
CNP805
CNP803
R857
R858
C861
C862
L104
R127
R128
L103
C125
D102
SP601
SP602
SP603
SP604
R117
R118
