CD-XP300 (serv.man13). Block diagrams — Sharp Audio Service Manual (repair manual)

Model
CD-XP300 (serv.man13)
Pages
3 Few pages! See other manuals at the bottom of the first or last page.
Size
94.98 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Block diagrams
File
cd-xp300-sm13.pdf
Date

View Sharp CD-XP300 (serv.man13) Service Manual online

– 19 –
CD-XP300H
 Figure 19 BLOCK DIAGRAM (1/3)
+5V
(+B7)
CNS4
BI4
CNP4
M3
CD LOADING
MOTOR
+
+3.3V(+B11) 
TO  DISPLAY  SECTION
TO  MAIN  SECTION 
CONSTANT
VOLTAGE
Q2
LASER
DRIVER
+3.3V(+B11)  
Q1
+5V
(+B7)
PICKUP  UNIT
IC1
LC78645NE
CD SERVO
VDD
LDD
LDS
M
SW3
DISC
NUMBER
SW2
CLAMP
SW1
OPEN/
CLOSE
CNP8
CNP7
TRACKING  COIL 
FOCUS  COIL
SW4
PICKUP 
IN
M2
SLED
MOTOR 
M1
SPINDLE
MOTOR
M
M
Q3
XVDD
RVDD
LVDD
RFVDD 
XL1
33.8688 MHz
O/C
CLAMP  SW
CD  RES
CL
DI
DO
CE
DRF 
WRQ 
+6.5V (+B4)
D_GND (DRIVER)
+5V (+B8)
VCC3
VCC2
VCC4
VCC1
IC2
M63001FP
FOCUS/TRACKING/
SPIN/SLED
DRIVER
XIN
XOUT
RES
WRQ
DO
DI
CLK
CE
TIN2 F
TIN1 E
FIN2 B
FIN1 A
TDO
FDO
SPDO
SLDO
CONT5
CONT2
CONT3
CONT4
VDD5
LCHO
RCHO
80
79
75
20
5
40
18
24
23
14
8
21
22
29
35
41
47
46
38
VVDD
77
10
9
8
7
15
1
2
17
25
42
41
39 38
4
7
6
5
16
28
26 27
3
1
6
4
5
2
3
1
6
4
5
2
3
1
6
4
5
2
5
4
71
61
62
63
69
57
56
55
51
50
43
44
40
37
19
28
26
23
22
21
3
2
7
1
6
8
9
10
6
8
7
+5V (+B7)
D_GND
L-CH
3
5
4
A_GND
R-CH
1
2
42
45
68
25
70
64
65
66
DRF
67
48
49
ADAVDD
18
+3.3V
(+B11) 
DISC NO
~
~
ZD1
3.3V
+
+
CD-XP300H
– 20 –
 Figure 20 BLOCK DIAGRAM (2/3)
+B6
7
8
6
5
4
+B4
IC101
AN7345K
PLAYBACK AND RECORD
/PLAYBACK AMP.
AUX  L
R
JK690
VIDEO/AUX IN
VCC
+B5
CLK 
+B6
+B6
+B6
+B5
AM IF
VT
AM LOOP
ANTENNA
CNP301
BI601 
–20dB
ATT
Q101~
Q104
Q107
Q108
Q601
Q602
Q603
Q604
10.7 MHz 
450 kHz
REC/PLAY
CLK
CE
DI
DO
DI
CE
MO/ST
SWITCHING 
+B5
FM/AM
IC302
LC72131
PLL
(TUNER)
FM/AM
OUT
R
L
BIAS
T1/T2
MUTING
P.B.
REC.
AC BIAS
TAPE
TUNER
CD
PB
CNP7
FROM
CD SERVO
SECTION 
HEAD
ERASE
SWITCHING 
SWITCHING 
SWITCHING 
BIAS
Q113
Q114
Q112
Q110
Q706
Q707
Q708
SWITCHING 
Q109
BIAS OSC
Q111
L103
Q105
Q106
RECORD/
PLAYBACK
HEAD
TAPE 2
PLAYBACK
HEAD
TAPE 1
L-CH
R-CH
L-CH
R-CH
IC601
LC75341
AUDIO
PROCESSOR
+B5
R
L
REC
R
L  
ALC
R REC 
L REC 
POP
REDUCE
SWITCHING 
L(T2) 
R(T2) 
R(T1) 
L(T1) 
+B7
+B8
R
L
PHASE
(FM/AM)
MPX IN
STEREO
AM RF IN
AM OSC IN 
AM OSC OUT 
FM
Q360
X OUT
X352
4.5 MHZ
AM BAND
COVERAGE
AM
TRACKING 
T303
T306
X351
456 kHz
ZD351
5.1V
MO/ST
VCO
FM
DET
FM+B
GND
AM IF
CF351
IC303
LA1832S
FM IF DET.
FM MPX./AM IF
AM MIX
CF352 
T351
CF302
CF301
Q301
FE301
FM FRONT END
21
4
24
2
1
8
18
17
3
9
10
18
11
16
3
15
10
9
7
23
14
12
13
1
2
19
7
18
10
13
21
4
2
24
23
6
9
16
12
11
15
1
5
4
1
3
7
2
4
1
21
7
9
8
5
17
6
21
2
1
20
22
11
17
16
15
5
1
6
3
13
14
12
15
16
23
24
4
7
H/N
P.B 
REC
T1/T2
T1/T2
ALC
+B5
+B5
+B5
SYSTEM
MUTE
TAPE
MECHANISM
ASS'Y
MOTOR
DRIVER
SOLENOID
DRIVER
+B3
+B3
ICT21
LC72723
RDS DEORDER 
16
15
14
13
8
9
10
2
3
11
7
SO301A
FM ANTENNA
TERMINAL
MPX IN
VDDA
X OUT
X IN
QT21
XT21
4.332 MHz
RST
RDDA
RDCL
RD-ID/ READY
AOUT
X IN
L354
LOW PASS LOW
FM IF
AMP.
R
L
+B5
VSSD
TEST
L
R
L
R
L
R
L
R
VDDD
– 21 –
CD-XP300H
 Figure 21 BLOCK DIAGRAM (3/3)
KIA7805AP
AN78L05
Q905
–VF
VF2
VF1
Q801
IC855
+B2
+B3
+B4
-B1
+B1
-B2
+B7
+B3
+B10
-
12
13
41
+B5
19
Q705
R
L
20dB
TT
+B10
RX701
REMOTE
SENSOR
D803, D804
D802
D801
RL914
JK701
HEADPHONES
M4
FAN
MOTOR 
M
Q906
Q709
Q601
Q602
Q603
Q604
IC901
STK41221
POWER AMP.
F804
T2A L 250V
VOLTAGE
REGULATOR
F803
T2A L 250V
F805
T2.5A L 250V
F802
T4A L 125V
F801
T4A L 125V
R-OUT 
L-OUT 
Q901~
Q904
CLK 
SO901
SPEAKER
TERMINAL
AC POWER
SUPPLY CORD
AC 230 V, 50 Hz
32
REC/PLAY
VLOAD 
RESET
+B10
+B10
+B10
+B10
+B9
VDD 
VDD
VDD
~
CE
DI
DO
XL700
4.194304 MHz
BIAS
T1/T2
AVDD
SW701~SW705
SW711~SW725
SW727~SW729
KEY 
TO CD 
SERVO
SECTION
TO CD
SECTION
IC701
IX0524AW
SYSTEM
MICROCOMPUTER
FL701
FL DISPLAY 
z
27
85
80
33
45
93
14
92
1 2 4 5 6 7 8
14
18
2
78
70
5
1
3
2
1
11
6
7
1
5
8
100
33
31
37
26
15
46
11 12 
9
1 0 
16 1 7  20 21 22 23 24
41
79
54
38
59
62
~
52
45
51
50
55
49
48
40 25 13
39
34
T.F.
PT801
MAIN POWER
TRANSFORMER
SYSTEM
MUTE
~
~
~
91
86
~
~
~
~
TAPE
MECHANISM
ASS'Y
RESET
SP DET.
SP RELAY
ON-OFF
FAN MOTOR
DRIVER
IC851
IC852
IC853
IC854
M_+13V
LD+7V
+B5
+B10
A+10V
UNSW_5.6V
+B7
+B8
+B9
D_5V
A_5V
SW_5V
KIA7810AP
KIA7812AP
IC851~IC854
VOLTAGE REGULATOR
VOLTAGE
REGULATOR
M
L841
LINE
FILTER
RL841
PT841
SUB POWER
TRANSFORMER
D842~
  D845
+B10
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Download Sharp CD-XP300 (serv.man13) Service Manual (Repair Manual)

Here you can view online or download Sharp CD-XP300 (serv.man13) Service Manual in pdf. This Service Manual can help you recover, restore, fix, disassemble and repair Sharp CD-XP300 (serv.man13) System. Information contained in Sharp CD-XP300 (serv.man13) service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).