DOWNLOAD Sharp XL-40 Service Manual ↓ Size: 2.19 MB | Pages: 60 in PDF or view online for FREE

Model
XL-40
Pages
60
Size
2.19 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System
File
xl-40.pdf
Date
PREV: Sharp XL-3500 (serv.man23) Service Manual / Technical Bulletin

Sharp XL-40 Service Manual ▷ View online

– 21 –
XL-40H/50H
 Figure 21 BLOCK DIAGRAM (2/4)
05
06
REC 
STEREO
SD
CE
CD+B
P  MUTE
P-STB 
DI
CL
DO
FM  ST 
SD
1 2 3 4 5 6 7
CD L
CNP605 
TO CD SERVO PWB 
MOT 
SOL 
U_CON  5V
D-GND 
M_12V 
A_12V 
TAPE  SW 
REC  L/R  CH
TAPE  L/R  CH 
DISPLAY PWB
TO DISPLAY PWB
10
4 5 6 7 8 9
SO601
SPEAKER
TERMINALS 
J601
HEADPHONES
10
IC601 
LA4600
POWER
AMP.
7
4 
VCC 
2
NF
L-IN
R-IN
L-CH
OUT 
R-CH
OUT 
P-CONT
MUTE
Q602
Q601
VSS 
VDD
IC401 
LC75342M
15
14
13
12
11
10
9 
17
18
19
20
21
22
23
24 
25
26
27
28
29
16
8 
7 
6 
5 
4 
3 
2 
1 
CE
DI
30
CL
LOGIC 
TUN  L 
TAPE  L
CD  L
TAPE  R
TUN  R 
CD  R
1 
2 
3 
4 
5 
6 
7 
8 
9 
CNS704
-MUTE
UTE
A_12V 
FROM
DISPLAY
 PWB 
CNP652
Q607
Q605
Q604
Q606
Q608
Q603
Q609
VOLTAGE 
REGULATOR 
CD+B
CD_6R2V 
MECHA  12V 
(M_12V) 
AUDIO  12V 
(A_12V) 
A_12V
R-CH OUT
L-CH OUT
A_12V
USWD_5R6V
P_CONT
D_GND
A-GND
CD R
M-GND
M_12V
D_GND
CD_6R2V
11
L-CH
L-CH
+ 
+ 
1
2
3 
2 
1 
GND 
CNS652
Q682
Q681
Q683
T.F 
D651~D654 
VOLTAGE  REGULATOR 
RLY681
LF651
LINE
FILTER  
SO651
AC  POWER
 INPUT  SOCKET
AC230V,50Hz
T681
SUB  POWER
TRANSFORMER 
D681~D684 
CNP681
T651
MAIN POWER 
TRANSFORMER 
F651
T2.5A  L  250V
F653
T1A  L  250V 
8
1
3
9
6
5
1
2
REC  R  CH
REC  L  CH
X521
456kHz
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
RDS CLK 
Q521
A_12V 
10 
11
12
RDS DATA 
VSM
AMP.
IC521
RDS CIRUIT
LC72723M
NC
FUNCTION/VOLUME EQUALIZER  
XL-40H/50H
– 22 –
 Figure 22 BLOCK DIAGRAM (3/4)
1 
2 
3 
4 
5 
6 
7 
8 
9 
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24 
25
26 27 28 29 30 31 32 3
9
94
95
96
97
98
99
100
X701
8MHz
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
COM1
COM0
VLC3
VLC2
VLC1
VDD 
OSC2
OSC1
VSS 
XI
XO
MMOD
VREF
KEY1
KEY2
VREF+ 
DI
DO
CL
RESET 
X702
32.768kHz
MODEL 
COM2
COM3
CLID_SW 
CLID_PRO
NC
TAPE_SW 
VSM 
CE
SOL 
MOT 
REC 
Q702
Q703
Q701
RESET SWITCHING
1
RX701
REMOTE
SENSOR
3 2
SW709-SW710
SW721-SW728
Q708
Q709
IC802
TC9462F
SERVO/SIGNAL
CONTROL
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59 
60
61
62
63
64
65
66
67
68
69 
70 
71
72 
73
74
75
76 
77
78
79
80
81
82
83
84
85
86
87
88 
89
90 
91
92
93
94
95
96
97
98
99
100
X801
16.93MHz
A_GND 
+5V 
1
24
2
3
4
5
6
7
8
23
22
21
20
19
18
17
9
16
10
15
11
14
12
13
IC801 
TA2109F
SERVO PRE AMP. 
E
F
B
A
CD  +5V
SW801
OPEN/CLOSE
CFW807
1 
2 
CFW701
1 
2 
SW700
JOG
A 
B 
C 
1 
2 
3 
CNP706
CNS706
UP 
DOWN 
+5V 
Q706
Q707
SWITCHING 
LED+B 
A_12V 
1
2
3
CNS707
SYS  STOP
REMOCON 
RESET 
U-COM  VDD 
U-CON+5V
P  CONT
IC804
LA6541D
+ 
- 
+ 
-
+
- 
- +
+
+
- 
-
+
+
-
-
REG.
RESET
RES
CD
REG
REG
IN
OUT
SP+
SP-
SL+
SL-
+5V 
FO+
FO-
TR+
TR-
3
4
5
6
7
8
9
10
11
12
13
14
15
16 17 18 19 20 21 22 23 24 25 26 27 2
Q861
CD_6R2V 
SW711-SW717
D701-709
LED
D_GND
M_12V
D_GND
SWITCHING
D_GND
KEY
TO POWER PWB
1
2
1
2
M_GND
DVSR
RO
DVDD
DVR
LO
DVSL
TEST1
TEST2
TEST3
BUS0
BUS1
BUS2
BUS3
VDD
VSS
BUCK
/CCE
TEST4
/TSMOD
/RST
 
VREF
TRO
FOO
TEZI
TEI
TSIN
SBAD
FEI
RFRP
RFZI
RFCT
AVDD
RFI
SLCO
AVSS
VCOF
VCOREF
PVREF
LPFO
LPFN
XVDD
XO
XI
XVSS
VDD
PXO
PXI
VSS
TESI01
TESIN
/DACT
/CKSE
/DMOUT
IO3
IO2
IO1
IO0
VSS
VDD
FLGD
FLGC
FLGB
FLGA
SEL
2VREF
DMO
FVO
FMO
TEBC
RFGC
TEST0
/HSO
/UHSO
EMPH
LRCK
VSS
BCK
AOUT
DOUT
MBOV
IPF
SBOK
CLCK
VDD
VSS
DATA
SFSY
SBSY
SPCK
SPDA
COFS
MONIT
VDD
TESI00
P2VREF
HSSW
ZDET
PDO
TMAXS
TMAX
D_GND
+5V
D_GND 
FMO
M_GND
DMO
M_GND
FOO
TRO
SBAD
FEO
FEN
VRO
RFRP
RFIS
RFGO
RFGC
AGCI
RFO
GND
RFN
TEO
TEN
2VRO
TEB
SEL
LDO
MDI
TN1
TPI
FPI
FNI
VCC
SBAD
FEI
RFRP
RFI
RFGC
D_GND
TEI
TEBC
SEL
D_GND
+5V
SWITCHING 
IC804
LA6541D
FOCUS/
TRACKING/
SPIN/SLED 
DRIVER
1 
2 
3 
1
42
4
39
~
~
– 23 –
XL-40H/50H
 Figure 23 BLOCK DIAGRAM (4/4)
1 
2 
3 
4 
5 
6 
7 
8 
9 
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24 
25
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44  45 46 47 48 49 50
51
52
53
54
55
56
57
58
59 
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
Hz
LCD DISPLAY
SEG31 
SEG30 
SEG29 
SEG28 
SEG27 
SEG24 
SEG23 
SEG22 
SEG21 
SEG20 
SEG19 
SEG18 
SEG17 
SEG16 
SEG15 
SEG14 
SEG13 
SEG12 
SEG11 
SEG10 
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
COM1
COM0
VLC3
VLC2
VLC1
VDD 
OSC2
OSC1
VSS 
XI
XO
MMOD
VREF
KEY1
KEY2
VREF+ 
DI
DO
CL
RESET 
SYS  STOP
2
768kHz
IC701 
IX0026SJ
SYSTEM CONTROL
MICROCOMPUTER
CLE 
REMOCON 
MODEL 
CLOCK 
POWER 
JOG  UP
JOG  DOWN
SEG32 
SEG33 
SEG25 
SEG26 
COM2
COM3
CLID_SW 
CLID_PRO
NC
TAPE_SW 
VSM 
CE
SOL 
MOT 
REC 
RUN_PLS 
BIAS
B_CAN 
SURR
P_STB 
P_MUTE
CD+B
DATA
STEREO
P_CONT
SD
NC
BACK  LIGHT
MVOL_IND
MVOL_UP
CLID_UP
CLID_DW 
PU_IN 
CD_RES
CD_STB
BUS2
BUS3
BUS0
BUS1
CCE 
BUCK
MVOL_DW
12
1
CFW704
LCD701
10
1
2
3
4
5
6
7
8
9
CNS702
1
2
3
4
5
6
7
8
9
CNP703
1
24
2
3
4
5
6
7
8
23
22
21
20
19
18
17
9
16
10
15
11
14
12
13
IC801 
TA2109F
SERVO PRE AMP. 
E
F
B
A
CNS801
1
2
3
4
5
6
7
8
1
2
3
4
5
6
CNS803
PU-IN
SL-
SL+
SP-
SP+
+ 
- 
M 
    
M 
    
SPINDLE
MOTOR
SLED
MOTOR
NM802 
NM801 
NSW801
PICKUP IN
SP- 
SP+ 
SL+ 
SL- 
PU-IN 
GND 
LD
VR
P
FO-
FO+
TR+
TR-
D-GND
SWITCHING 
Q801
+5V 
1
2
3
4
5
6
7
CNS802
1/2V
+5V
E
A
B
F
C
VREF
+5V 
1/2V
+5V 
E
A
B
F
C
TR-
TR+
FO+
FO-
LD
V
PD
GND
CD  +5V
M_GND
CNS605
1
2
3
4
5
6
7
IC702 
TA7291S 
8
9
MVOL_DW
MVOL_UP
CNP705
1
2
CNS705
M 
M701
JOG MOTOR 
LOADING MOTOR  DRIVER 
IC804
LA6541D
+ 
- 
VCC 
MUTE
VCC 
+ 
- 
+ 
-
+
- 
- +
+
+
- 
-
+
+
-
-
REG.
RESET
RES
CD
REG
REG
IN
OUT
SP+
SP-
SL+
SL-
FO+
FO-
TR+
TR-
CD  STB
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
CD_6R2V 
CD_6R2V 
CD_6R2V 
10
1
2
3
4
5
6
7
8
9
CNP702
M_12V
D_GND
CL ID_SW
CD_RES
CCE
BUCK
BUS3
BUS2
BUS1
BUS0
CD_STB
PU_IN
TAPE_SW
A_12V
M_12V
D_GND
U_CON5V
SOL
MOT
REC
RUN_PLS
BIAS
B_CAN
TO CD PWB
TO MAIN PWB
CLE
DATA
VSM
SD
STEREO
DO
CL
CE
DI
CD+B
P_MUTE
P_STB
TO MAIN PWB
10
11
1
2
CL ID_SW
CD_RES
CCE
BUCK
BUS3
BUS2
BUS1
BUS0
CD_STB
PU_IN
CL ID_L
A_GND
CD_R
M_GND
M_12V
D_GND
CD_6R2V
FROM DISPLAY PWB
TO MAIN PWB
1
2
3
4
5
6
7
+ 
- 
CNP803
1
2
3
4
5
6
1
2
3
4
5
6
TR+
FO+
FO-
TR-
ACTUATOR
1/2VCC
C
F
B
A
E
GND
MON
LD
VCC
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
1
2
3
4
5
6
7
FMO
M_GND
DMO
M_GND
FOO
1
TRO
SBAD
FEO
FEN
VRO
RFRP
RFIS
RFGO
RFGC
AGCI
RFO
GND
RFN
TEO
TEN
2VRO
TEB
SEL
LDO
MDI
TN1
TPI
FPI
FNI
VCC
SBAD
FEI
RFRP
RFI
RFGC
D_GND
TEI
TEBC
SEL
D
/
G/
ED 
R
PICKUP UNIT
NC
5
1
38
~
42
4
39
~
~
XL-40H/50H
– 24 –
Figure 24 SCHEMATIC DIAGRAM (1/6)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
R366
2.2K
Q172
KRC102 M
C372
1/50
C371
1/50
C398
100/10
C380
10/16 
D522
1N4148
C301
0.001
C349
0.001
CNP301
2
1
L342
2.2mH
C351
0.022
R351
5.6K
R336
10K
VR351
10K(B)
L353
1mH
FE301
8 7 6 5
4
3
2
1
C346
0.022
C345
0.022
R369A
68
R369B
82
R345
4.7K
C348
100/16
R343
180
C341
0.022
C347
0.022
R346
330
CF301
R344
680
R348
680
R347
6.8K
R349
33
R323
68K
C334
27P(UJ)
C335
560P
C337
0.022
T306
VD301
SVC348S
C329
0.022
C331
0.047
C332
0.022
L341
BALUN
9
8
7
6
5
4
3
2
1
R141
330
R114
3.3K
R112
2.2K
D104
1N4148
R132
4.7K
C123
2.2/50
R111
2.2K
R133
1K
R131
4.7K
R113
3.3K
C126
22/16
R134
100K
C125
100/25
C110
0.015
(ML)
R106
150K
C106
270P
R108
10K
R104
120
C112
10/16
R110
3.9K
IC102
BA3311L
REC./P.B.
EQUALIZER
AMP.
12
11
10
9
8
7
6
5
4
3
2
1
C108
47/16
R105
150K
R109
3.9K
R107
10K
C107
47/16
R103
120
C109
0.015
(ML)
C111
10/16
C103
330P
C104
330P
C105
270P
R124
4.7K
R123
4.7K
R125
100K
R120
100
R119
100
C129
4.7/25
C130
4.7/25
C116
0.0022
R117
22K
C115
0.0022
R118
22K
C114
4.7/25
C117
10/16
R121
4.7K
R126
5.6K
R122
4.7K
C113
4.7/25
R115
15K
R116
15K
L151
330
µ
H
R156
150
R157
150
R155
56
R153
10K
R154
10K
Q171
KRA102 M
C155
100/16
C153
0.0039
R151
47K
C154
0.027
(ML)
R152
100K
C122
82P
R102
1K
C102
0.001
R138
330
R140
10K
C101
0.001
IC101
BA3126N
9
8
7
6
5
4
3
2
1
R139
2.7K
C121
82P
R101
1K
C131
820P
CNP101
8
7
6
5
4
3
2
1
BI901
R910
33K
R909
18K
C901
0.001
R902
56K
D901
1N4148
D902
1N4148
C903
100/25
C902
3.3/50
R907
10K
R903
47K
R904
270
R901
1.5K
R905
10K
R906
1.5K
C905
0.022
C904
0.022
D904
1N4148
D903
1N4148
C391
47/16
X351
456KHz
R361
12K
C368
1/50
R356
1K
R357
470K
R362
12K
C369
56P
C374
0.015
C373
0.015
R350
2.7K
C367
1/50
C366
0.001
L354
IC302   PLL(TUNER) 
LC72131 
22 21 20
19
18
17 16 15 14 13 12
11
10
9
8
7
6
5
4
3
2
1
C344
33P
IC303 FM IF DET./FM MPX./AM IF
LA1832S 
24 23
22
21
20
19 18
17
16
15
13
12
11
10
9 
8 
7 
6 
5 
4 
3 
2 
1 
CF302 
C302
0.001
D301
1N4148
C330
12P(CH)
T302
R353
270
T351
CF352 
C350
0.022
C352
10/16
R352
1K
C353
0.022 
C354
0.022
CF351 
C363
0.022 
C364 10/16 
C365
0.022
R358
8.2K
C343
33P
C361
0.022 
C362
3.3/50
C360
0.022
R382
330
C394
47/16
C397
0.022
R386
330
R381
10K
C393
1/50
R380
1.5K
R379
2.2K
C392
0.001
C387
0.022
C385
0.01
R377
5.6K
R355
3.3K
C357
2.2/50
C358
1/50
C399
0.022
C356
0.001
R393
1K
R395
47K
L351
100
µ
H
C370
1/50
C355
22P
C383
0.022
R387
5.6K
L352
100
µ
H
C395
0.022
C396
100/10
ZD351
MTZJ5.1B 
R391
390
R392
390
Q351
KRC104 M
R363
6.8K
R364
6.8K
C386
330P
R365
10K
X352
4.5MHz
C381
12P(CH)
C382
15P(CH)
R374
1K
R373
1K
R372
1K
R371
1K
R359
1.8K
R360
4.7K
C384
0.001
Q360
KTA1266 GR
R385
5.6K
R383
5.6K
R376
10K
D_GND 
M_12V 
U_CON5V 
SOL 
MOT 
REC 
RUN_PLS 
BIAS
B_CAN 
TAPE_SW 
(0V)
(0V)
1.5V
1.5V
0.3V
0.3V
(0.8V)
(0.8V)
(0.8V)
(0.8V)
0.3V
0.3V
8V
(10V)
0.3V
(8.3V)
0V
0V
0V
0V
0V
0V
(11.7V) 
11.7V 
(0V)
0V
(0V)
2.6V
(0V)
7.8V
8.3V
(0V)
4.7V
3.2V
0.7V
0V
11.9V 
11.8V 
11.8V
11.7V 
11.7V 
11.7V 
0V
4.4V
0.6V
4.9V
4.9V
10.1V 
10.2V
4.6V
4.6V
0V
0V
0V
0V
0V
0.6V
0.7V
0.7V
0.9V
0.9V
5.2V
(0V)
2.6V
(2.6V)
3.9V
(0V)
(0V)
3.5V
3.7V
(11.4V)
1.7V
5.1V
4.8V
0.1V
0.1V
2.6V
0V
0V
0V
10.9V
10.8V
11.7V
(0V)
4.7V
(2.7V)
(2.7V)
0.6V
(0.9V)
2.3V
(0V)
2.3V
1.3V
1.3V
4V
(2.2V)
(1.2V)
3.8V
(1.9V)
3.8V
(4.3V)
2.9V
0V
0V
0V
5V
5V
5V
5V
5V
2.5V
2.1V
2.1V
2.1V
2.1V
2.1V
2.1V
9.5V
0.8V
2.5V
9V
PD
R-CH
L-CH
TAPE
MECHANISM PWB-D/E
ERASE HEAD 
RECORD/PLAYBACK 
HEAD 
SOL901
SOLENOID
M901
TAPE
 MOTOR
- 
+ 
1
2
2
1
PH901
PHOTE
INTERRUPTER 
SW901
FOOL
PROOF 
CFM901
SW902
CAM 
CNP901
M  12V 
TO DISPLAY PWB
VT
FM
FM
MUTE
TAPE  R
TAPE  L
REC  R 
REC  L 
VSM
AM RF
(AM/FM) 
PHASE 
PHASE 
IF OUT
VCC 
FM DET
STEREO
SD
GND 
AM IF IN
REO
AM MIX
OUT
OUT
OUT
OUT
IN
IN
IN
CUT
AM LO FM/AM OUT
MPX VCO
MPX IN
MO/ST
L-CH
R-C
FM IF
FM AFC
AM OSC
AM OSC
CE
DI
CL
DO
MO/ST 
IF REQ 
AM  IN
FM  IN
VDD
AIN
AOUT
VSS
X OUT
X IN
FM  FRONT  END
AM OSC.
AM ANT
1
2
3
4
5
7
6
CNS101
M 
SO301
FM 
ANTENNA
SOCKET
75 OHMS
D302
1N4148
D303
1N4148
D304
1N4148
1
2
3
8
7
6
5
4
3
2
1
0V
Q151
2SC2001 K
Q153
KRC104 M
Q152
KTA1266 GR
Q101
KTC3199 GR
Q103
KTC3199 GR
Q102
KTC3199 GR
Q104
KTC3199 GR
14
2.6V
IF IN
NC
NC
NC
0.6V
NC
Q106
KTC3199 GR
Q105
KTC3199 GR
Q903
KRC107 M
Q902
2SB562 C
Q905
2SB562 C
Q901
KRC102 M
1
3
2
Q904
KRC102 M
1
3
2
Q906
KRA102 M
1
2
3
4
5
7
6
1
2
3
4
5
7
6
CNS901
MAIN  PWB-A1 
1 
2 
AM  LOOP
ANTENNA 
AM TRACKING fL
FM  MUTE
LEVEL 
AM BAND COVERAGE fL 
FM IF 
FM IF 
Q301
2SC380 O
AM IF 
1
2
3
1
2
3
FM IF 
LOW PASS FILTER
1
2
3
AM IF 
HEAD
SELECTOR
1 1 
2 
2 
3 
3 
1 
2 
3 
1
2
3
1
2
3
CNS703
P27 12-D
CD  SIGNAL 
RECORD  SIGNAL 
PLAYBACK  SIGNAL 
AM  SIGNAL 
FM  SIGNAL 
+B
+B
SWITCHING
+B
+B
FM RIPPLE
FILTER
R384
6.8K
+B
+B
+B
+B
SWITCHING
SWITCHING
SWITCHING
BIAS OSC
REC. BIAS
SWITCHING
SOLENOID DRIVER
TAPE MOTOR
DRIVER
SWITCHING
SWITCHING
SWITCHING
+B
+B
+B
REC MUTE
REC MUTE
SWITCHING
+B
+B
C376
0.001
(C376 Serial No. 003xxxxx~)
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