Sharp XL-65H (serv.man22) Service Manual ▷ View online
– 25 –
XL-55H/65H
7
8
9
10
11
12
10
9
8
5
2
3 4 1
11 6
7
12
10 11
9
8
7
6
5
4
3
2
1
BIAS
SURROUND
TAPE_SW
D_GND
U_CON5V
SOL
MOT
REC
RUN_PLS
A-12V
A-12V
M 12V
M 12V
TAPE R
TAPE L
REC R
REC L
1
1
1
1
2
2
2
2
3
3
3
3
P31 12 - E
CNS703
FROM DISPLAY PWB
21
20
19
18
17
16
15
14
13
12
P26 1 - F
TO MAIN PWB(3/3)
M-GND
D-GND
A_GND
SURROUND
HA1015 GR
150
150
10K
10K
C104 M
56
15K
4.7/25
0022
4.7/25
0.0022
BA3311L
REC./P.B.
EQUALISER
AMP.
EQUALISER
AMP.
150K
3.9K
10K
47/16
120
0.015
10/16
330P
330P
270P
0.015
150K
270P
10K
120
10/16
3.9K
47/16
330
2.2/50
2.2K
1K
4.7K
3.3K
22/16
100K
2HC1815 GR
100/25
3.3K
2.2K
1N4148
2HC1815 GR
4.7K
HSB562-C
56K
HSB562-C
1N4148
100/25
10K
7 M
1.5K
10K
1.5K
0.022
KRC102 M
KRC102 M
0.022
1N4148
KRA102 M
1N4148
0.022
Q152
R156
R157
R155
R154
153
R116
7
C129
C115
C130
8
C116
IC102
R105
R109
R107
C107
R103
C109
C111
C103
C104
C105
C110
R106
C106
R108
R104
C112
R110
C108
R141
C123
R111
R133
R131
R113
C126
R134
Q105
C125
R114
R112
D104
Q106
R132
CNP703
Q902
R902
Q905
D902
C903
R907
3
R901
R905
R906
C905
Q901
Q904
C904
D904
Q906
D903
C118
8.3V
(0V)
4.7V
10.1V
4.6V
4.6V
0V
0V
0V
0V
0V
0.6V
0.6V
10.2V
0.7V
0.7V
11.7V
11.7V
0V
4.4V
0.6V
4.9V
4.9V
11.8V
11.7V
11.9V
11.8V
3.2V
V
+B
+B
+B
+B
Figure 25 SCHEMATIC DIAGRAM (6/12)
XL-55H/65H
– 26 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
4.8V
4.8V
4.8V
4.8V
9.6V
5V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
4.8V
0V
0V
0V
0V
13V
20V
12.3V
11.7V
20V
20V
11.7V
4.5V
0V
7.8V
7.5V
20V
6.2V
0V
+B
+B
+B
+B
+B
+B
+B
+B
+B
+B
8
7
6
5
4
3
2
1
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
16
17
18
19
20
21
22
23
24
25
26
27
28 29 30
1 2 3 4 5 6
2
1
SURROUND
A_GND
CD_L
CD_R
M-GND
CD-6.2V
D-GND
CD TEST POINT
CL
VDD
VREF
ROUT
RBS2
RBS1
RTRE
RIN
RSL0
R4
R3
R2
R1
L1
L2
L3
L4
LSL0
LIN
LTRE
LBS1
LBS2
LOUT
TEST
VSS
CE
DI
CE
DI
CL
VIDEO/AUX IN
L-CH
R-CH
AUX R
TAPE R
TUN R
CD R
AUX L
TAPE L
TUN L
CD L
MAIN PWB-A
2
1
1
2
2
3
3
1
P29 12 - D
CNS605
FROM CD SERVO PWB
1
2
3
S
D
G
IC461
CD+B
A-12V
A-12V
M 12V
1
2
4
3
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
TUN L
TUN R
CE
DI
CL
P_MUTE
P_STB
A_GND
D-GND
TAPE R
TAPE L
REC R
REC L
A_GND
D-GND
M-GND
XL-65H : P23 12 - F
XL-55H : P21 12 - F
TO MAIN PWB(1/3)
TUNER SECTION
P25 12 - D
TO MAIN PWB(2/3)
TAPE SECTION
27K
27K
1.5K
1.5K
330P
0.001
330P
10/16
10/16
10/16
10/16
1K
1K
1K
33/16
3.9K
1N4004
100/16
10/16
0.1
0.1
0.0027
1N4004
1N4004
6.8K
2.2/50
10/16
1K
1K
1K
1K
10/16
10/16
10/16
10/16
LC75342M
FUNCTION/
VOLUME
EQUALISER
3.9K
0.1
0.1
10/16
0.0027
2.2/50
6.8K
10/16
1K
1K
1K
1K
3.3K
470/25
1K
DZ130BSA
100
2HC1815 GR
47
22K
0.022
1N4148
100/25
1N4148
33K
KTC2026 Y
22K
0.022
10/16
KTC2026 Y
47
0.022
10K
KTC2026 Y
47/16
DZ7.5BSC
1K
KRC107 M
KRA102 M
10K
2HC1815 GR
1N4148
4700/25
47K
2SK2541
1N4148
KIA4558P
OPE AMP.
0.0033
0.0033
1/50
8.2K
0.0056
0.0056
47/16
1/50
8.2K
10K
4.7/50
12K
2.7K
100K
1/50
12K
100/16
12K
10K
10K
1/50
10K
2.7K
4.7/50
12K
12K
100K
12K
KRC107 M
330
1
330P
330P
6.8
0.022
0.022
0.0022
0.022
0.022
0.022
6.8
0.0022
0.022
SO401
R406
R405
R408
R407
C411
C340
C412
C402
C404
C406
C408
R425
R424
R423
C429
R439
D403
C430
C425
C423
C421
C419
D401
D402
R437
C417
C415
R421
R417
R415
R419
C407
C405
C403
C401
IC401
R440
C424
C422
C426
C420
C418
R438
C416
R418
R416
R420
R422
R634
CNW652
CNS652
C620
R629
ZD601
R628
Q603
R620
R621
C622
D603
C621
D602
R617
Q605
R623
C624
C625
Q604
R619
CNP605
C627
R627
Q607
C626
ZD602
R624
Q609
Q608
R625
Q606
D604
C616
R467
Q461
D461
IC461
C471
C463
R461
C461
C469
C468
C473
R463
R473
R471
R465
C475
R475
R470
R469
C472
C464
C476
C462
R468
R478
R462
R464
R474
R472
R466
C474
R477
R476
J
Q463
C693
C694
L601
R631
C633
C637
C617
C639
C632
C636
L602
R632
C618
C640
FM SIGNAL
AUX SIGNAL
PLAYBACK SIGNAL
RECORD SIGNAL
RECORD SIGNAL
CD SIGNAL
AM SIGNAL
Figure 26 SCHEMATIC DIAGRAM (7/12)
• NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
– 27 –
XL-55H/65H
7
8
9
10
11
12
9.6V
5V
4
.8V
0V
0V
0V
13
12
11
10
9
8
7
6
5
4
3
2
1
3 2 1
28 29 30
5
5
1 1
CL
VDD
VREF
VSS
CE
DI
AIN PWB-A1(3/3)
SPEAKER BOX
SPEAKER BOX
HEADPHONES PWB-A4
TWEETER
TWEETER
WOOFER
WOOFER
SPEAKER
TERMINAL
4 Ohm
+
+
–
–
4 Ohm
R-CH
R-CH
L-CH
L-CH
10
9
5
4
3
2
1
HEADPONES
CHASSIS
GND
LCH_OUT
LCH_OUT
LCH_GND
LCH_GND
RCH_GND
RCH_GND
RCH_OUT
RCH_OUT
P_MUTE
P_STB
RCH_IN
A_GND
LCH_IN
TRANSFORMER
(SUB)
POWER
LINE
FILTER
POWER PWB-B1
TO TAPE
MECHANISM
CHASSIS
TO
MAIN
CHASSIS
AC 230V,50Hz
AC POWER SUPPLY CORD
P30 1 - F
CNS707
FROM DISPLAY PWB
P31 12 - G
CNS680
FROM DISPLAY PWB
AC INPUT
SOCKET
SOCKET
AC230V, 50Hz
TF
POWER
TRANSFORMER
(MAIN)
RELAY
LCH_OUT
LCH_OUT
LCH_GND
LCH_GND
RCH_GND
RCH_GND
RCH_OUT
RCH_OUT
P_MUTE
P_STB
RCH_IN
A_GND
LCH_IN
PROTECT
12V
2
1
2
B1GND
+B1
+B
+B
2
1
2
1
1
1
2
3
3
6
5
4
3
2
1
12
7
14
13
11
10
9
8
POWER AMP. PWB-B2
13
12
11
10
9
8
7
6
5
4
3
2
1
3
2
1
USWD_ 5R6V
P_CONT
D_GND
2
1
2
1
120V
0V
1
2
2
1
+B1
B1GND
3
2
1
When Servicing,
Pay attention as the area enclosed
by this line ( ) is directly
connected with AC main voltage.
1N4004
100/16
1N4004
1N4004
180P
10
µ
H
330
330
120
120
820P
820P
0.0022
6
.8
0.0022
VOLTAGE REGULATOR
330P
1N4148
33/16
6.8K
10K
10K
4.7K
1K
33/16
KRA107 M
1N4148
100/25
2HC1815 GR
680K
680K
KRC107 M
270
270
3.3
0.22(ML)
0.22(ML)
0.22(ML)
0.22(ML)
1000/35
1000/35
1N4004
1N4004
1N4004
1N4004
47/50
47/50
LA4451
POWER AMP.
82
82
220/25
220/25
1K
1/50
4.7/25
KTC3199 GR
KTC3199 GR
4.7K
100P
4.7/25
1K
220/50
2200/50
0.022
100P
0.001
0.47/50
1N4004
0.001
2200/16
10K
2HC1815 GR
KIA7805P
0.047
1N4004
0.047
1N4004
47K
1N4004
0.047
0.047
0.001
1N4004
T1.25A L 250V
1N5402M
1N5402M
1N5402M
1N5402M
0.1
0.1
0.1
0.1
0.1
0.1
T3.15A L 250V
1N4004
1N4004
3.3
0.0012
1N4004
1N4004
1N4004
1N4004
D403
C430
D401
D402
SO601
CFW601
CFW601A
C663
L603
R662
R661
J601
J920
J923
CNP604
C617
C618
C661
C662
CNP680
C652
Q605A
Q609A
D615
C670
Q603A
R617A
R618
CNP652
C648
C610
R613
C612
C644
C643
C611
R609
R614
C613
C614
R610
D612
C630
D611
D613
D614
IC601
C609
C615
C604
Q601
C601
C606
Q602
R616
R615
R604
R602
R603
C603
CNP651
C629
R607
C605
R601
C608
R606
R605
C607
C602
C647
D601
R608
C660
D653
C681
D651
CNW654
C654
SO651
C696
C689
D689
D684
D683
C695
CNW653
D682
C683
R685
D658
RLY681
D654
CNP707
T681
LF651
T651
D659
Q683
CNW651
CNS651
F652
D656
IC681
C665
D688
D685
C658
C688
D657
C657
C656
D681
C684
D652
C659
C651
CNP653
F651
R686
CNS604
Figure 27 SCHEMATIC DIAGRAM (8/12)
XL-55H/65H
– 28 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
5.2V
5.2V
6.3V
+B
+B
+B
+B
+B
+B
+B
+B
0V
5.1V
2.7V
2.4V
4.3V
1.7V
2.7V
3.5V
2.7V
4V
0V
3.8V
0V
0V
0V
2.7V
0V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.8V
2.8V
2.8V
2.8V
3.1V
4.2V
2.7V
2.7V
2.7V
2.7V
5.2V
5.2V
4.7V
0V
2.7V
2.7V
2.4V
2.9V
2.9V
0V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.5V
6V
6V
3V
0V
2.7V
5.6V
0V
5V
2.1V
4.2V
JACK PWB-A7
32 31 30 29 28 27 26 25 24 23
1 2 3 4 5 6 7 8 9 10 16
15
14
13
12
11
22 21 20 19 18 17
1 2 3 4 5 6 7 8 9 10 11 12 13 14
15
17 16
18
19
20
21
22
23
24
25
26
27
28
TR+
FO+
FO–
LD
VR
PD
GND
TR–
C
F
B
A
E
VREF
C
1/2VCC
+5V
TR–
+5V
1/2V
E
A
B
F
C
GND
PD
VR
LD
FO–
FO+
TR+
ACTUATOR
FO–
TR–
TR+
FO+
–
–
–
–
+
+
+
+
+
VCC
LD
MON
GND
E
A
B
F
PO1–
PO1+
VO3–
VO3+
VIN3
VG3
VCC
VCC
BIAS
VG4
VIN4
VO4+
VO4–
OPO
VO2–
VO2+
VIN2
VG2
GND
GND
GND
MUTE
REG O
TRB
VG1
VIN1
VO1+
VO1–
+
+
–
–
SP+
SP–
SL+
SL–
PU-IN
GND
CD MOTOR PWB-C
SWITCH PWB-A5
M_GND
PU-IN
SL–
SL+
SP–
SP+
PICKUP IN
SLED MOTOR
SPINDLE
CD LID
OPEN/
CLOSE
OPEN/
CLOSE
VREF
VDET
TEBPF
TEOUT
TEN
FEN
FEOUT
GCTL
FBAL
TBAL
E
F
D
B
C
A
GND
NRFDET
OFTR
CBDO
CDFTR
BDO
3TOUT
CEA
ARF
CACC
RFIN
RFOUT
RFN
VCC
LD
PD
6
8
3
2
2
1
5
4
5
6
2
3
3
4
7
1
2
1
2
6
5
4
7
8
3
2
6
5
8
1
2
4
7
6
1
4
5
1
3
6
2
6
2
7
3
7
5
4
1
3
2
1
4
3
2
1
4
1
1
4
7
3
2
9
4
5
1
5
3
7
8
6
M
M
5
3
1
4
6
2
CD SERVO PWB-A2
–
CD PICKUP UNIT(307)
DIGITAL
OUT
3
2
1
100
33
10
47/10
39K
47/10
22/10
4.7
2HA1015 GR
7.5K
0.1
0.33
2.2K
910
0.1
100P
0.027
0.0056
0.0056
0.027
1M
4.7M
AN22000A
220K
270K
82P
62K
330P
82P
3.9K
3.9K
180P
100K
390K
0.022
0.0022
0.1
47/16
150K
7.5K
1.5K
4.7K
18K
47/16
0.01
82K
1K
MM1469XH
FOCUS/TRACKING/
SPIN/SLED DRIVER
HEAD AMP.
0.1
470/10
1K
2.2K
2.2K
HSB562-C
12K
5.6K
18K
1.8K
12K
0.1
120P(CH)
0.82
µ
H
100/10
0.0022(ML)
NM802
NM801
SW800
CNS803
CNP803
CNW803
CNS801
CNW801
R805
CNS802
CNW802
R803
R804
C802
R807
C804
C805
R806
Q801
C806
R810
C808
C807
R814
R815
C811
C813
C819
C815
C812
R822
R890
IC802
R817
R816
C810
R820
C814
C809
R813
R811
C818
R833
R832
R836
C820
C823
C821
C824
R893
R828
R829
R827
C816
C817
R850
R809
IC804
C803
C801
R801
R812
R808
Q804
R824
R825
R826
R823
SW801
CFW807B
CFW807A
R
R
R892
C825
C851
J801
L806
C864
C865
CNW808A
CNW808B
1
2
8
Figure 28 SCHEMATIC DIAGRAM (9/12)
• NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
• The numbers
1
to
11
are waveform numbers shown in page 37.
Click on the first or last page to see other XL-65H (serv.man22) service manuals if exist.