DOWNLOAD Sharp XL-1000 (serv.man11) Service Manual ↓ Size: 3.21 MB | Pages: 72 in PDF or view online for FREE

Model
XL-1000 (serv.man11)
Pages
72
Size
3.21 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System
File
xl-1000-sm11.pdf
Date
PREV: Sharp XL-1000 (serv.man10) Service Manual

Sharp XL-1000 (serv.man11) Service Manual ▷ View online

– 25 –
XL-1000H/1100H
Figure 25 BLOCK DIAGRAM (5/5)
XL-1100H
VOLTAGE
REGULATOR
3 
1 
3 
2 
1 
USWD_5R6V
P_CONT
D_GND
3 
2 
1 
AC INPUT
SOCKET
AC230V,50Hz 
AC 230V,50Hz 
AC POWER SUPPLY CORD
LINE
FILTER
POWER
TRANSFORMER
(SUB) 
FROM
DISPLAY PWB
POWER PWB-B
CNP651
SO655 
LF651 
IC681
AN78L05 
D688
1N4004
RLY601
CNP707
T681
D681~D684
Q683
Q681
4 
3 
2 
1 
4 
3 
2 
1 
3 
1 
POWER
TRANSFORMER
(MAIN)  
TF
T651
T2.5A  L 250V
CNP801
F651
T1.25A  L 250V
F653
Q606
Q607
Q904
D651~D654
D657~D660
Q101
Q102
Q601
Q602
Q605
Q603
Q604
Q608
Q609
Q903
CD +B
5V
+B
CD_6R2V 
+B1
+B2
+B3
+B4
+B5
+B6
M_12V 
A_12V
A_24V
5
12
9
10
11  
3 7 
4 
2
IN2
POWER –GND1,2
VCC
OUT1
FIL
OUT2
GND
NF1
POWER AMP.
IC901
LA4282 
L-CH
L-CH
R-CH
R-CH
L-CH
R-CH
SPEAKER TERMINAL
+ 
+ 
SO601 
HEADPHONES
1 
2 
3 
4 
5 
9 
10
J601
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 
CD  L
TUN  R
R-CH OUT
L-CH OUT
A_12V
NC
FUNCTION/VOLUME
EQUALIZER  
AUX  R
AUX  L
CD  R
MUTE
VOLTAGE
REGURATOR
VOLTAGE
REGURATOR
VOLTAGE
REGURATOR
+B6
5 4 3 2 1 
A
_
12V
D_GND
TUN  L
TUN  R
A_GND
4 5 6 
1 2 3 
7 8 9 
10  11  12  
SD
STEREO
DO
CE
DI
CL
CD  +B
P_MUTE
P_STB
D_GND 
5V
A_24V 
+B1
+B3
+
B6
+B5
CNP703
B
FROM
DISPLAY PWB
+B7
L
L 
UP UNIT 
D_GND 
MAIN PWB
XL-1000H/1100H
– 26 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
Figure 26 SCHEMATIC DIAGRAM (1/12)
0.6V
0V
(0.9V)
5V
2.5V
2.1V (2.7V)
2.1V (2.7V)
5V
2.1V
2.1V
2.1V
9.6V
0.06V
0.04V
9.5V
2.3V
2.53V
0V
0V
0V
4.8V
0.1V
0.1V
2.6V
0V
2.6V
0.9V
+B
+B
+B
+B
0.84V
0.15V
9.5V
FM  FRONT  END
FM IF DET/
FM MPX/AM IF
PLL(TUNER)
AM IF
1
2
3
1
2
3
1
2
3
BALUN
VSM 
AM  RF 
OUT 
IN
IN
FM  AFC
AM  OSC
AM  OSC
AM  IF 
REG 
AM  MIX OUT 
IN
IN
FM  IF 
8
7
6
5
4
3
2
1
5
4
3
2
1
AIN
AOUT
VSS 
X OUT
22 21 20
19
AM SIGNAL
FM SIGNAL
CE
DI
CL
X IN
23
22
21
20
1
24
4
3
2
1
AM
GND
FM
75ohms
TP301
CHASSIS
GND
FM Mute
Level
AM Band
Coverage
AM 
Tracking
ANTENNA
TERMINAL
4.5MHz
SO301 
C360
0.022
C362
3.3/50
C349
0.001
D304
1N4148
D303
1N4148
L342
2.2
µ
H
C351
0.022 
R351
5.6K
VR351
10K(B)
L353
1mH
FE301 
C346
0.022
C345
0.022
R369A
68 
R369B
82 
C348
100/16
R343
180
C341
0.022
C347
0.022 
R346
330
CF301 
R344
680
R348
680
R347
6.8K
R349
33
Q301
2SC380 O
R323
68K 
C334
27P(UJ)
C335
560P
C337
0.022
T306
C329
0.022 
C331
0.047
C332
0.022
L341
IC302 
LC72131
IC303
LA1832S  
C302
0.001
CF302 
D301
1N4148
D302
1N4148
C330
12P(CH)
T302
T351
CF352 
C350
0.022
C352
10/16
R352
1K
C363
0.022
C364
10/16 
C365
R358
8.2K
C343
33P
C361
0.022
R382
330
C394
47/16
C397
0.022
R386
330
R381
10K
C393
1/50
R380
1.5K
C392
0.001
X352
C381
12P(CH)
C382
15P(CH)
R374
1K
R373
1K
R372
1K
C384
0.001
R345
4.7K
R336
5.6K
C301
0.012
VD301
SVC348S 
– 27 –
XL-1000H/1100H
7
8
9
10
11
12
Figure 27 SCHEMATIC DIAGRAM (2/12)
0.6V
2.3V
2.3V (0V)
1.3V
1.3V
4V
(2.2V)
0V (0.9V)
2
.1V
 (2
.7V)
2.1V
(1.2V)
3.8V
(1.9V)
3.8V
(4.3V)
2.9V
0V
0V
5V
5V
5V
2.1V
0V
(0V)
3.7V
4.7V
(0V)
3.9V
(0V)
(0V)
3.5V
0V
0V
3.7V
(11.4V) 
1.7V
5.1V
4.8V
0.1V
0.1V
0.9V
0.9V
5.2V
2.6V
(2.6V)
0V
0V
(0V)
10.8V 
10.9V 
11.7V 
+B
+B
+B
+B
+B
ER)
 IF
1
2
3
10
11
1
2
3
4
5
8
9
6
7
SD
FM  ST
DO
CL
CE
DI
A_12V
D_GND
TUN_L
TUN_R
A_GND
VSM 
AM  RF 
OUT 
OUT 
OUT 
IN
CUT 
AM  LOW
FM/AM 
MPX  VCO 
MPX  IN
MO/ST 
L-CH
R-CH
(AM/FM) 
PHASE 
PHASE 
IF  OUT
VCC 
FM  DET
STEREO
SD
GND 
AM  IF  IN
LOW PASS
FILTER
11
10
9
8
7
6
5
4
3
PD
IF IN
AM IN
FM IN
VDD
AIN
AOUT
0
19
18
17 16 15
14 13 12
CNP307
1000H:P34  5-A
1100H:P36  5-A
TO
MAIN PWB-A1(1/2)
TUNER PWB-A2
FM
FM
MUTE
CE
DI
CL
DO
MO/ST 
IF REQ
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
456kHz
2
3
1
L354
C367
1/50
R350
2.7K
CNS307
R366
2.2K
C372
1/50
C371
1/50
C398
100/10
C380
10/16
D308
1N4148
C391
47/16
X351
R361
5.6K
C368
1/50
R356
1K
R357
470K
R362
5.6K
C369
56P 
C374
0.018
C373
0.018
C366
0.001
R353
270 
51
CF352 
R352
1K
C353
0.022 
C354
0.022
CF351 
C363
0.022
C364
10/16 
C365
0.022 
C394
47/16
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
DZ5.1BSB 
R391
390
R392
390
Q351
KRC104 M 
R363
6.8K
R364
6.8K
C386
330P
R365
10K
R374
1K
R373
1K
R372
1K
R371
1K
R359
1.8K
R360
4.7K
Q360
KTA1266 GR
R385
5.6K
R384
6.8K
R383
5.6K
R376
10K
XL-1000H/1100H
– 28 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• The numbers   
1 
  to  
17 
 are waveform numbers shown in page 20.
• NOTES ON SCHEMATIC DIAGRAM can be found on page 19.
Figure 28 SCHEMATIC DIAGRAM (3/12)
0V
0V
5V
2.2V
2.6V
2.1V
1.8V
2.1V
2.1V
2.1V
2.1V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
5V
5V
5V
5V
5V
5V
1.4V
1.7V
2.5V
2.5V
1.2V
2.4V
0.6V
4.3V
2.1V
2.1V
0V
5V
2.1V
2.1V
2.1V
2.1V
2.1V
2.1V
2.1V
2.1V
1.4V
2.2V
2.2V
2.2V
2.2V
2.1V
2.1V
2.1V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
0V
5V
5V
5V
5V
5V
2.5V
2.1V
2.2V
4.3V
5V
5V
4.9V
0V
0V
0V
5V
5V
5V
5V
2.3V
2.4V
4.3V
4.3V
4.3V
4.3V
4V
3.3V
0V
2.4V
+B
0V
11.6V
11.6V
6.1V
4.6V
4.8V
0.57V
0V
0V
+B
+B
+B
+B
+
+B
+B
+B
0V 
0V 
4.5V 
4.9V 
0V 
0V 
4.1V 
SERVO/SIGNAL CONTROL
CD LID 
MOTOR DRIVER
1
3
2
3
1
2
3
TO  MAIN PWB-A1(1/2)
BUCK
BUS2
CCE 
BUS1
BUS0
CD_RES
BUS3
CLID_SW 
CLID_UP 
CLID_PRO
CLID_DW 
BUCK
BUS2
BUS0
BUS1
BUS3
CCE 
CD_RES
PU_IN 
LIGHT 
7
6
5
4
3
2
1
8
9
10
11
12
13
14
15
1
2
3
4
5
6
7
8
9
CD_STB
28 29 30
26
25
27
23
22
21
20
19
9 10 11 12 13 14
24
15 16 17 18
1 2 3 4 5 6 7 8
53 52 51
55
56
54
58
59
60
61
62
72 71 70 69 68 67
57
66 65 64 63
80 79 78 77 76 75 74 73
TESTO 
/HSO
UHSO
EMPH
LRCK
VSS 
BCK 
AOUT
DOUT
MBOV
IFP 
SBOK
CLCK
VDD 
VSS 
DATA
SFSY
SBSY
SPCK
SPDA
COFS
MONIT 
VDD 
TESIO0
P2VREF
HSSW
ZDET
PDO 
TMAXS 
TMAX
VCOREV
VCOF
AVSS
SLCO
RFI 
AVDD
RFCT
RFZI
RFRP
FEI 
SBAD
TSIN
TEI 
TEZI
FOO
100
90
99
100
99
97
96
95
94
93
92
91
89
88
98
87
86
85
84
83
82
81
82
81
DVDD
DVSL
DVR 
TEST1 
TEST2 
TEST3 
BUS0
BUS1
BUS2
BUS3
VDD 
VSS 
BUCK
/CCE
TEST4 
RFGC
TEBC
FMO
FVO
DMO
2VREF
SEL
FLGA
FLGB
FLGC
VDD
VSS
IO0
IO1
IO2
IO3
/DMOUT
/CKSE
/DACT
TESIN
TESIO1
VSS
PXI
PXO
VDD
XVSS
XVDD
XO
XI
FLGD
TRO 
VREF
50
49
50
49
48
47
46
45
43
42
41
40
39
38
37
36
35
34
44
33
32
31
LPFN
LPFO
/RST
/TSMOD
DVSR
RO
3
2
1
3
8
2
1
DIMMER 
CNP805
1000H:P35  12-G
1100H:P37  12-G
1000H:P34  3-A,B
1100H:P36  3-A,B
TO
TERMINAL PWB-A4
CNS702
1100H:P33  12-C
1000H:P31  12-C
FROM
DISPLAY PWB-A3
PVREV
LO
16.93MHz
R817
1.2K
C864
220P
C866
220P
C869
220P
C862
0.001
C867
220P
C868
220P
C865
220P
C822
220/10
L806
10
µ
H
R832
1K
R831
1K
R830
1K
R834
1K
R835
1K
R836
1K
R837
1K
C837A
100/10 
CNP702
R833
1K
C823
0.01
R879
3.3K
IC805
TA7291S 
Q908
KRC102 M 
KR
Q802
KRC102 M
 
R
2
R90
47
 
CNW805
CNS805
C813 100/10
C805
0.0027
C807
0.033
C817 0.1 
R811
2.2K
C818
0.1
R814
3.3K
C811
47/10
C820
0.01
C825
0.056
C834
470P
L801 10
µ
H
C828
100/10
C863
470P
C835
0.056
R807
10K
R813
10
C850
C803
47/10
R819
220
C836 100/10
C840
100/10
R852 100K
C838 47/10
C829
100/10
C821 0.1
R812
3.3K
C804
0.01
R815
10K
C830
0.056
C802
0.015
C819
0.1 
C809
0.0047
R855
100K
C824
0.056
R873
3.3K
C833
470P
R874
2.2K
R808
3.3K
R809
10K
R851
330
X801
R853
100K
R820
1K
C831
10/16
C832
10/16
C872
0.1
 
L803
10
µ
H
R816
10K
C801
100P
R806
15K
C837
470P
C810
0.001
C826
15P(CH) 
R801
10K
C827
15P(CH)
C871
47/16
R818
1.2K
R854
100K
IC802
TC9462F 
C806
0.0047
R810
3.3K
R804
100K
C812 0.01
R802
47K
12
13
16
17
14
4
11
1
6
7
5
15
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