Sharp XL-T200 (serv.man15) Service Manual ▷ View online
– 13 –
XL-T200H
Figure 13 BLOCK DIAGRAM (3/3)
POWER
AMP.
CD_L
CD_R
14 13 12
1
2
3
4
5
6
7
8
9
10
11
1
12
11
10
9
8
7
5 6
4
2 3
P_MUTE
CD +B
CL
DI
CE
DO
FM ST
SD
VSM
DATA
RDS CLK
A_GND
TUN R
TUN L
D_GND
A_12V
RDS CLK
RDS DATA
DO
FM ST
SD
DI
CL
CE
VSM
D_GND
FROM
TUNER PWB
FROM
DISPLAY PWB
2
3
1
1 2 3
USWD_5.6V
P_CONT
D_GND
FROM
DISPLAY PWB
6
7
5
3
9
2
4
10
8
1
VOLTAGE
REGULATOR
1
3
3
2
1
AC INPUT
SOCKET
AC230V,50Hz
AC 230V,50Hz
AC POWER SUPPLY CORD
LINE
FILTER
POWER
TRANSFORMER
(SUB)
CNP681
SO651
LF651
IC681
AN78L05
CONSTANT
RLY601
T681
D681~D684
Q683
2
1
1
3 2
2
POWER
TRANSFORMER
(MAIN)
TF
T682
CNP651
Q604
Q605
Q605
Q801
Q201
Q202
Q202
Q603
Q601
Q602
Q602
Q606
Q607
Q607
CD +B
CD_6.8V
+B1
+B2
+B3
+B4
M_12V
A_12V
L-CH
R-CH
M_12V
SPEAKER TERMINAL
+
+
SO601
HEADPHONES
1
2
3
4
5
9
10
JK601
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
L-CH
A_12V
NC
FUNCTION/VOLUME
EQUALISER
AUX R
AUX L
TAPE L
CD R
RMINAL
PWB
SWITCHING
MUTE
VOLTAGE
REGULATOR
+B6
CH
CH
1
O/AUX
T
T
+B5
A
C
B
F
E
+B5
MAIN PWB
+B4
+B2
LA4600
T2.5A L 250V
T1.25A L 250V
CNP301
CNP702
CNP701
IC601
F653
F654
D657~D660
CNP705
XL-T200H
– 14 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 10.
Figure 14 SCHEMATIC DIAGRAM (1/10)
2.5V
9V
9.5V
0.8V
(2.7V)
(2.7V)
0.6V
(0.9V)
2.3V
0V
5V
2.5V
2.1V
2.1V
(4
3V)
2.9V
0V
5V
5V
5V
2.1V
2.1V
2.1V
0.9V
0.9V
5.2V
2.6V
(0V)
2.6V
(2.6V)
0V
3.9V
(0V)
35
V
3.7V
(11.4V)
1.7V
5.1V
4.8V
0.1V
0.1V
2.6V
0V
23
V
PLL(TUNER)
FM IF DET./
FM MPX./AM IF
8 7 6 5
4
3 2
1
22 21 20
19
18
17 16 15 1
1 2
3 4 5 6 7
8 9 1
1
1
1
2
2
3
3
2 3
4 5 6
7 8
1
18
19
20
21
22
23
24
AM
GND
75
ohms
ohms
FM
ANTENNA
TERMINAL
TUNER PWB-C1
PD
(CH)
(UJ)
TP301
FM
FM
MUTE
VSM
AM RF
FM DET
STEREO
SD
GND
AM IF
REG
AM MIX OUT
OUT
OUT
IN
IN
IN
IN
CUT
AM LOW
FM/AM
MPX
VCO
FM IF
FM AFC
AM OSC
AM OSC
CE
DI
CL
DO
AM IN
FM IN
VDD
AIN
AOUT
VSS
X OUT
X IN
FM FRONT END
AM OSC
BALUN
1
6
4
3
2
1
2
3
4
CHASSIS
GND
AM
Tracking
AM ANT
AM Band
Coverage
FM Mute
Level
AM IF
AM IF
1
2
3
FM IF
FM IF
FM IF
(CH)
(CH)
Low Pass Fi
0.022
1N4148
1N4148
0.022
560P
68K
27P
8P
0.047
0.022
SVC348S
0.001
0.012
0.001
1N4148
1N4148
4.7K
180
0.022
680
0.022
100/16
0.022
82
0.022
2.2
µ
H
68
6.8K
330
2SC380 O
33
680
5.6K
5.6K
8.2K
1mH
10K
33P
3.3/50
0.022
0.022
4.7/25
0.022
0.001
2.7K
456kHz
1/50
0.022
LA1832S
270
0.022
0.022
1K
0.022
10/16
0.022
15P
0.001
12P
330
330
0.022
47/16
10K
4.5MHz
1/50
0.001
1.5K
0.022
2.2K
10
5
1K
1K
1K
1K
LC72131
10/16
T302
C329
L341
D301
D302
SO301
C337
C335
R323
C334
T306
C330
C331
C332
VD301
FE301
C349
C301
C302
D303
D304
R345
R344
C346
C348
C345
R343
C347
R369A
R369B
C341
L342
CF301
R347
R346
Q301
R349
R348
R336
R351
VR351 R358
L353
C343
C362
C361
C363
C364
C365
C366
L354
X351
R350
C367
C360
IC303
CF351
R353
C354
C353
R352
CF352
T351
C350
C352
CF302
C351
CFW301
C382
C384
X352
C381
R386
R382
C397
C394
R381
C393
C392
R380
C387
R379
C385
L
R
R
R371
R374
R373
R372
IC302
C380
– 15 –
XL-T200H
7
8
9
10
11
12
Figure 15 SCHEMATIC DIAGRAM (2/10)
(0V)
4.7V
1.3V
1.3V
4V
(2.2V)
2.3V
(1.2V)
3.8V
(1.9V)
3.8V
(4.3V)
2.9V
0V
5V
5V
5V
5.2V
(0V)
2.6V
(2.6V)
0V
10.9V
10.8V
11.7V
3.9V
(0V)
(0V)
3.5V
3.7V
(11.4V)
1.7V
0V
2V
2.5V
5.1V
2.3V
0V
5.1V
2.5V
2.5V
2.5V
2.5V
0.6V
1.3V
1.3V
0V
0V
0V
0V
5.1V
2.5V
(0V)
2.3V
2.1V
17 16 15 14 13 12
7 8
9
10 11
16 15 14 13 12 11 10 9
1 2 3 4 5 6 7 8
6 7
8 9 10 11
12
13
14
15
16
17
14
13
12
11
10
9
8
7
6
6
5
4
4
3
2
1
1
(CH)
(CH)
FM
FM
MUTE
(AM/FM)
PHASE
PHASE
IF OUT
VCC
FM DET
STEREO
SD
OUT
OUT
OUT
MPX VCO
MPX IN
MO/ST
L-CH
R-CH
MO/ST
IF REQ
IF IN
AM IN
FM IN
VDD
RDS CLK
RDS DATA
VSM
SD
FM ST
DO
CL
CE
DI
A_12V
D_GND
TUN_L
TUN_R
A_GND
AM SIGNAL
FM SIGNAL
1
2
3
CNP301
P18 5-A
TO
MAIN PWB-A1(1/3)
FM IF
Low Pass Filter
0.001
2.7K
456kHz
1/50
56P
1/50
1K
470K
0.027
0.027
6.8K
6.8K
KRC104 M
5.6K
5.6K
1/50
1/50
2.2K
1/50
3.3K
2.2/50
0.001
100/10
0.047
270
0.022
0.022
0.022
2.2K
0.01
100
µ
H
5.6K
1K
330P
47K
220P
1/50
10K
DZ5.1BSB
100
µ
H
100/10
0.022
390
0.022
390
5.6K
KTA1266 GR
5.6K
5.6K
6.8K
47/16
1N4148
10K
4.7K
1.8K
0.022
56K
10K
56K
KTC3199 GR
1N4148
0.022
2.2
µ
H
47/16
47K
10/16
330P
0.1
560P
LC72723M
RDS
1K
1K
0.1
22P
22P
C366
L354
X351
R350
C367
C369
C368
R356
R357
C374
C373
R364
R363
Q351
R362
R361
C371
C372
R366
C358
R355
C357
C356
C398
C399
CF351
R353
C354
C387
C385
L351
R377
R393
C386
R395
C355
C370
R376
ZD351
L352
C396
C383
R387
R391
C395
R392
Q360
R383
R385
R384
C391
D308
R365
R360
R359
CNS301
C537
R534
R532
R533
Q521
D521
C536
L521
C535
R521
C521
C522
C523
C524
IC521
R529
R528
C527
X521
4.332MHz
C526
C525
XL-T200H
– 16 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 10.
Figure 16 SCHEMATIC DIAGRAM (3/10)
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83
33 34 35 36 37 38 39 40 41 42 43
26 27 28 29 30 31 32
1 2 3
5
1
3
2
1
2
1
3
2
1
2
1
1
1
2
2
P_CONT
D_GND
OPTION
B CON
BIAS
RUN PLS
REC
SOL
MOT
TAPE SW
PAUSE
REC
GVSW
USWD5.6V
P_CONT
D_GND
FAN_DET
AMP_DET
PROTECT
MEMORY/
PRESET UP
TUNING UP
BASS/TREBLE
TUNING DOWN
PRESET DOWN
SWITCH PWB-B2
LED PWB-B4
FUNCTION
CLID_PRO
VDD
VLC1
VLC2
VLC3
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
STAND-BY
ON/
FF>>
<<REW
CD PLAY/
CD STOP/
PAUSE
CLEAR
OSC1
MMOD
VREF+
OSC2
CLID_SW
DI
KEY1
MODEL
KEY2
VREF
XO
XI
VSS
RESET
CL
DO
REMOCON
SYS_STOP
POWER
VSM
CLE
SURR
CE
VOL DOWN
VOL UP
SET
OPEN/CLOSE
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
+B
+B
+B
+B
+B
+B
+B
+B
+B
CNP707
P19 11-G
CNP701
P18 1-F
TO
MAIN PWB-A1(1/3)
1
1
3
2
3
2
1
2
3
(CH)
(CH)
SYSTEM MICROCOMPUTE
FL DRIVER
REMOTE
SENSOR
SENSOR
FL DISPLAY
TO FRONT
OPERATION
PLATE GND
(224)
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
12K
22P
22P
1K
0.1
10
µ
H
47K
1.2K
2.7K
2.7K
3.9K
2.2K
10K
1.2K
5.6K
47K
10
µ
H
10K
10K
10K
10K
270
SLI343YC
SLI343YC
SLI343YC
33K
0.01
100
100/10
10/16
47K
0.022
47K
47K
47K
33K
KRC102 M
2.2K
4.7K
KTA1266 GR
KRC102 M
10K
47K
KTA1266 GR
1K
1N4148
KRC102 M
3.3/50
1N4148
1N4148
1N4148
1N4148
1K
3.3K
1K
0.01
100K
1N4148
0.01
1K
KTC3199 GR
10K
DZ3.3BSB
120
10K
KTC3199 GR
82
1K
560P
IX0045SJ
47K
47K
1K
8MHz
32.768kHz
R750
R741
R751
R740
R742
R747
R748
R743
R754
R746
R749
R739
R744
R790
R752
R738
R737
R735
R732
R731
R733
R734
R730
R724
C701
X702
C702
X701
R728
C703
L701
R723
R729
R727
R720
SW711
SW712
R711
R708
R707
R709
R705
R710
R706
SW725
SW728
SW722
SW723
SW724
SW721
SW727
SW726
SW709
SW710
R795
L702
CFW706A
CFW706B
R722
R721
R725
R702
LCD701
R799
CFW701
CFW701A
LED701
LED702
LED703
CNW751
CNW701
R783
C705
R7A3
C715
C713
R781
C704
R778
R779
R780
R782
Q709
R797
R791
Q708
Q706
R793
R792
Q707
R796
D720
Q701
C711
D722
D723
D704
D703
R7A6
R7A9
R7A7
C710
R7A2
D721
C712
R7A0
Q702
R7B0
ZD701
R7A4
R7A5
Q703
R7A8
R7A1
RX701
C714
IC701
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