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CD-XP300 (serv.man14). Schematic diagrams - Sharp Audio Service Manual (repair manual)

cd-xp300 (serv.man14) service manual
Model
CD-XP300 (serv.man14)
Pages
11
Size
890.92 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Schematic diagrams
File
cd-xp300-sm14.pdf
Date
Next: Sharp CD-XP300 (serv.man15) Service Manual

Read Sharp CD-XP300 (serv.man14) Service Manual online

CD-XP300H
– 22 –
Figure 22 SCHEMATIC DIAGRAM (1/10)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
9.3V
8.6V
9.3V
0V
3.4V
3.4V
0V
0V
0V
0V
0V
0.7V
0.7V
0.7V
0V
0V
0V
0.7V
0V
0V
0V
0V
0V
0V
0V
0.7V
0.7V
1
2
3
3
2
7 
6 
5 
4 
3 
2 
1 
3 
2 
1 
FM  SIGNAL
PLAYBACK  SIGNAL
RECORD  SIGNAL
CD  SIGNAL
VIDEO  SIGNAL
CNP7
R602     1K
24 
23 
22 
21 
20 
19 
18 
17 
16 
15 
14 
13 
12 
11 
10 
9 
8 
7 
6 
5 
4 
3 
2 
1 
24 23 22 
21 
1 2 3 
4 
18 
19 
20 
5 6 
7 
13 
14 
15 
16 
17 
8 9 
10 11 12 
R_CH
L_CH
A_GND 
CD_D_GND
CD_A_GND
D_GND
(DRIVE) 
LD+7V 
A_5V
D_5V
REC_R 
D_GND(DRIVE)  
LD+7V 
A_5V
A_GND
L 
L 
R 
R 
TO POWER SECTION
P26 1 - F
TO CD
SERVO
PWB
P31 12 - D
D_5V
D_GND 
L-CH
A_GND 
R-CH
T1_R
T1_L
A_GND
M_GND
ERASE
T2_R2
T2_R1
T2_L1
T2_L2
ERASE
HEAD
TAPE2
RECORD/ 
PLAYBACK
HEAD
TAPE 1
PLAYBACK
HEAD
R-CH
L-CH
R-CH
L-CH
8 
8 
7 
1 
7 
7 
6 
5 
4 
3 
2 
1 
3 
2 
1 
4 
6 
5 
3 
2 
6 
5 
4 
3 
2 
1 
– + 
CCB
INTERFACE
AUX 
DECK
TUNER 
CD
112K
56K 
112K
56K 
Hich=CHROME 
+
Hich=T1 
–
+
–
Nor/CrO2
RIPPLE
ALC 
ALC 
Vcc
LSEL0 
R1
R2
R3
R4
RSEL0
RIN
RTRE
RBASS 
ROUT
VREF
VDD
CLK
L1
L2
L3
L4
LIN 
LTRE
LBASS 
LOUT
VSS 
CE
DI
– + 
– + 
–+ 
–+ 
–+ 
– + 
–
+ 
+
–
+
–
8
20
3
2
1
14
11
12
19
Q101-106:SWITCHING
Q112-114:
SWITCHING
Q603,604:
SYSTEM MUTE
+B
+B
+B
BI601
R619
330
R618
330
Q604
KTC3199 GR 
Q603
KTC3199 GR 
R617
2.2K
C637
0.001
C638
0.001
R616
2.2K
R615
3.3K
Q601
KTC3199 GR 
R613
390
R611
2.2K
C635
0.001
C636
0.001
R614
3.3K
Q602
KTC3199 GR
R610
2.2K
R612
390
R605    10K C609    1/50
C607
0.1
R607     3.9K
C611    0.0022
C605
0.1
C613   1/50
C615    4.7/50
C617   1/50
C619   1/50
C621   1/50
C623
1/50
IC601
LC75341
AUDIO PROCESSOR
C651
220P
C652
220P 
R601     1K
C653
220P
C601
220/16
C6
0.
C603      22/50
C608
0.1
C606
0.1
C6
0.0
C614    1/50
C616    4.7/50
C618    1/50
C620    1/50
C622    1/50
C624    1/50
CNP101
CNP102
C640
1/50
R620
22K
C639
1/50
R621
22K
C625
0.0022
R609
1.2K
R149    150
C141
100/16
Q113
KRC104 M
Q112
KTA1266 GR
R146
10K
R147
10K
R148
4.7K
Q114
KRC104 M
R101     1K
R102     1K
R112    15K
C102
560P
C101
560P
Q102
2SC1845 F
C104
180P
Q104
2SC1845 F 
R106
3.3K
R104
2.2K
C103
180P
R105
3.3K
Q103
2SC1845 F
Q101
2SC1845 F
R103
2.2K
R109
4.7K
R107
47K
Q105
KTC3199 GR
C105
560P
R110
4.7K
Q106
KTC3199 GR 
C106
560P
R108
47K
R116
56
C112
100/16
C114
0.033
C116
560P
R118
100K
R120
3.9K
C118
47/25
R124
5.6K
R114
1K
C110
330P
C108
330P
R113     1K
C109
330P
C107
330P
R122
12K
C120
0.0022
R126
4.7K
R150
68K
R128
5.6K
C124    270P
R138
10K
Q108
KTC3199 GR
Q107
KTC3199
R139
10K
R13
220K
C626
0.0022
R608
1.2K
R130     1.5K
R132
100
C128
0.022
C130
0.0033
R134
10K
C132
47/25
C133      22/50
C134       220/10
C135     0.022
C131
47/25
C125
22/50
R135
10K
R131    1.5K
C127   0.022
C129    0.0033
R133
100
C123
270P
C121
0.022
R127
4.7K
C119
0.0022
C143
3.3/50
R129
5.6K
R123
5.6K
C115
560P
R115
56
C111
100/16
C113
0.033
R117
100K
R119
3.9K
C117
47/25
R111      15K 
C126
22/50
IC101
R121
12K
IC101
AN7345K
PLAYBACK AND 
RECORD/
PLAYBACK AMP.
CNS601
– 23 –
CD-XP300H
Figure 23 SCHEMATIC DIAGRAM (2/10)
7
8
9
10
11
12
0.7V
0V
0V
11.6V 
11.6V 
0V
0V
0V
0V
TO
DISPLAY
PWB
P28 1 - E
27
1
FFC701
CNP701
02     1K
R603     1K
4 
3 
2 
1 
0 
9 
8 
7 
6 
5 
4 
3 
13 
14 
15 
16 
9 
10 11 12 
A+10V
D_GND
UNSW_5.6V 
M_GND 
TAPE_A_GND
A_GND(A-PRO)
D_GND 
CE
A+10V 
M_+13V 
SP_RLY
SP_DET
TUN_L
SW_5V 
RDS_READY
RDS_RDCL
RDS_RDDA
RDS_RST
TUN_SM
DO
CLK
DI
TUN_R
A_GND
+B_PROTECT
REC_R 
SPAN
MIC  IN
KARAOKE  LATCH 
TO POWER SECTION
P26 1 - F
UNSW_5.6V
SW_5V 
S_MUTE
A+10V 
M_+13V
LVL_DET 
TO TUNER SECTION
P25 8 - G
+B_PROTECT
RDS_READY 
RDS_RDCL
RDS_RDDA
RDS_RST 
–20dB
SP_DET
D_GND 
SP_RLY
REC/PLAY
T_T1/T2 
T_BIAS
CLK 
DI
TUN_SM
CE
DO
R-CH
L-CH
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
8
7
6
5
4
3
2
1
56K 
56K 
ME 
Nor/CrO2
RIPPLE
ALC 
ALC 
Vcc
MAIN PWB-A1 (1/3)
CHASSIS
GND
17
6
4
15
13
7
18
10
9
16
21
1
2
3 
SWITCHING
BIAS
OSC
BIAS
+B
+B
+B
+B
+B
+B
+B
+B
+B
31
32
33
34
35
25
30
27
22
26
28
23
24
29
JK690
VIDEO/
AUX IN
R693
33K
R692
33K
R690
6.8K
C690
390P
R691
6.8K
C691
390P
CNP601
3
P
C601
220/16
C602
0.022
C603      22/50
C608
0.1
R604
10K
C610
1/50
C606
0.1
R606
3.9K
C612
0.0022
C614    1/50
C616    4.7/50
C618    1/50
C620    1/50
C622    1/50
C624    1/50
38
K
 GR
Q107
KTC3199 GR
R139
10K
R136
220K
R137
220K
R641     10K 
R643
22K
R644
22K
R642    10K 
6
022
R608
1.2K
C130
0.0033
R134
10K
C132
47/25
C133      22/50
C134       220/10
C135     0.022
R158
220
Q109
KTA1266 GR
R140
47K
Q110
KRC104 M
R141
4.7K
R142
82
(1/2W)
Q111
KTC3203 Y
R145
4.7
C137
0.047
(ML)
R143
47K
R144
22K
C131
47/25
R135
10K
C129
    
0
.0033
C140
47/25
L103
330 
µ
H
C139
 0.039
(ML)
C138
0.0082
(P.P.)
CD-XP300H
– 24 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
• NOTES ON SCHEMATIC DIAGRAM can be found on page 18.
Figure 24 SCHEMATIC DIAGRAM (3/10)
FM SIGNAL 
AM SIGNAL 
1
2
3
4
5
6
7
8
9
10 11
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
TP301
TP302 
CONT
IF   
FM/AM 
FM/AM
SD
ST  IND
MO/ST
F  OUT
IF  OUT
VCC
VT
GND
GND
GND
ANT
VSS
AOUT
AIN
PD
VDD
FM  IN
AM  IN
DO
CLK
DI
CE
X  IN
X  OUT
IF  IN
REG 
AM  IF  IN
GND 
SD
STEREO
FM  DET
VCC 
IF  OUT
PHASE 
L
C
H
OUT
R-CH  OUT
MPX  IN
MPX  VCO 
FM/AM  OUT 
VSM 
AM  LOW  CUT
AM  RF  IN
AM  OSC  IN 
FM  AFC
AM  OSC  OUT
AM  MIX  OUT
FM  IF  IN
AM LOOP
ANTENNA
1
AM ANTENNA
AM TRACKING
2
2
1
AM OSC.
AM BAND
COVERAGE fL
CHASSIS
GND
CHASSIS
GND
+B
+B
+B
3
1
2
1
2
3
AM IF
FM IF AMP.
3.9K
0.022
SO301A
FM
ANTENNA
TERMINAL
R369     15
L342
2.2 
µ
H
C341
0.022
R347
6.8K
R346
330
Q301
2SC380 O
R378     1K
R372     1K
R374     1K
R373     1K
R359
C386
330P
R395
47K
R376
1K
R386
22K
R360
4.7K
C383
47P
C382
15P(CH)
X352
4.5 MHz
C381
12P(CH)
R344     470
R399
33
C348
0.01
C347     0.022
CF301
R349     33
R348
680
R345     4.7K
C346     0.022
C321      100/16
C345    0.022
FE301
FM  FRONT END
C397
0.022
R382
150
R381
10K
C392
0.001
R380
1.5K
C393
1/50
R379
2.2K
C380
10/50
C394
47/25
C387
0.022
C385
0.01
L351
100 
µ
H
R377
47K
R387
5.6K
C399
0.022
C398
100/10
R393
1K
R388
C358
1/50
C356
0.001
C355
22P
C357
2.2/50
R353
270
C353
0.022
CF352
T351
C354    0.022
CF351
R352
1K
C351    0.022
R351     5.6K
C350    0.022
C352    10/50
CF302
D302
DS1SS133
D301
DS1SS133
C338
0.001
L341
C334
22P
(CH)
C323
0.022
CNP301
C302     0.001
T303
R323
68K
VD301
SVC348S
T306
C330
15P
C331
0.047
C332
0.022
C335
560P
R336
10K
C366    0.001
C362       3.3/50
C361     0.022
C363     0.022
C364      2.2/50
R365
10K
C365    0.022
C342
R358
3.9K
R350
2.7K
X351
456 kHz
L354
LOW PASS FILTER
C368 1/50
C367
1/50
R357 470K
R356
1K
C374    0.015 
C369
27P
(UJ)
IC302
LC72131
PLL(TUNER)
C389
0.001
– 25 –
CD-XP300H
Figure 25 SCHEMATIC DIAGRAM (4/10)
7
8
9
10
11
12
TO MAIN SECTION
P23 12 - C 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
8
9
10 11
12
13
14
15
16
17
TUN_R
TUN_L
TUN_SM
RDS_RST
RDS_RDDA
RDS_RDCL
RDS_READY
A_GND
D_GND
A+10V
DO
CLK
DI
CE
RDS PWB-A4
XOUT
TEST
CIN 
FLOUT
VSSA
VDDA
MPXIN
XIN 
READY 
RDS-ID/ 
RDCL
RDDA
RST 
MODE
VDDD
VSSD
VREF
TP302 
TUNER  PWB-A1 (2/3)
MO/ST 
FM  DET
VCC 
IF  OUT
PHASE 
(FM/AM) 
PHASE 
L-CH  OUT
R-CH  OUT
MPX  IN
MPX  VCO 
1
2
3
4
5
6
7
1
2
3
4
5
6
7
+B
+B
+B
+B
+B
22
35
34
33
32
31
30
29
28
27
26
25
24
23
3.9K
1/50
CNS303
CNP303
C388
0.001
R384
5.6K
RT22
390
RT23
390
C391
47/25
R383
5.6K
R392
270
R385
5.6K
Q360
KTA1266 GR
R391
270
C395   0.022
C396
100/10
R359
1.8K
ZD351
DZ5.1BSB
L352
100 
µ
H 
C384
0.001
R395
47K
R386
22K
R360
4.7K
77
K
R387
5.6K
C399
0.022
C398
100/10
3
R388
ZDT21
DZ5.1BSB
RT30      1K
LT21
2.2 
µ
H
CT24
47/25
LT22
2.2 
µ
H
CT30    0.022
CT27
0.022
CT32
47/25
CT31
47/25
CT28
0.022
CT26
560P
RT26
56K
RT25
10K
QT21
KTC3199 GR
RT24
56K
CT29
0.022
CT25
22P
(CH)
XT21   4.332 MHz
CT22
0.022
CT21
47/25
RT21
10K
RT29
1K
RT28
1K
RT27
1K
CT23
22P(CH)
RT31
10K
C358
1/50
C356
0.001
C355
22P
R355
3.3K
C370
C357
2.2/50
R353
270
CF351
X351
56 kHz
FILTER
C368 1/50
R357 470K
C373
0.015
R356
1K
C374    0.015 
C369
27P
(UJ)
C371    1/50
C372
1/50
IC303
LA1832S
FM  IF  DET./FM
MPX./AM  IF
ICT21
LC72723
RT32
6.8K
ICT21:
RDS DECORDER
R370
1K
Page of 11
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Download Sharp CD-XP300 (serv.man14) Service Manual (Repair Manual)

Here you can read online and download Sharp CD-XP300 (serv.man14) Service Manual in PDF. CD-XP300 (serv.man14) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sharp CD-XP300 (serv.man14) System. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.

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