Sharp XL-55 (serv.man22) Service Manual ▷ View online
– 29 –
XL-55H/65H
7
8
9
10
11
12
+B
+B
+B
+B
+B
+B
2.6V
2.6V
2.6V
5.1V
0V
2.5V
4.5V
4V
4.7V
0V
0V
0V
0V
5.1V
2.5V
0.2V
0.3V
4.8V
2.6V
2.6V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.7V
2.4V
2.4V
2.7V
2.7V
2.7V
0.3V
0.3V
2.3V
0.3V
0.3V
5V
0.2V
2.7V
2.7V
1.3V
0.5V
2.7V
1.6V
0.3V
0.3V
2.7V
2.7V
0.2V
0.3V
5V
0.3V
2.5V
2.7V
5.1V
4.6V
0.3V
0.3V
0.3V
5.1V
5.1V
5.1V
0.3V
0.2V
5.1V
5.1V
4.7V
2.4V
2.4V
5.1V
0.2V
0.2V
5.1V
5.1V
0.3V
5.1V
0V
+B
+B
+B
+B
P31 12 - D
CNS702
FROM DISPLAY PWB
P26 2 - H
CNP605
TO MAIN PWB (3/3)
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
10
9
8
7
6
5
4
3
2
1
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
13 12 11 10 9 8 7 6 5 4 3 2 1
20 19 18 17 16 15 14
CLID_SW
BLKCK
D_GND
M_GND
6.2V
GVSW
PICK_IN
A_GND
CD_R
CD_L
MLD
MDATA
MCLK
CD_STB
STAT
MRST
SSEL
MSEL
PSEL
CSEL
RSEL
OUTR
AVSS1
OUTL
AVDD1
/TEST
IOSEL
RESY
DEMPH
CRC
CLVS
FLAG
IPFLAG
FCLK
CLOCK
BYTCK
VDD
X2
X1
VSS
SBCK
SUBC
VCDF2
PCK
EFM/CK384
AVSS2
AVDD2
VCOF
PLLF
DSLF
DRF
IREF
ARF
WVEL
TDFS
PLLF1
TBAL
LD
BDO
/RFDET
TRCRS
OFT
VDET
RFENV
TE
FE
FBAL
VREF
FOO
TRO
KICK
ECS
ECM
PC
TVD
TVR
PMCK
/RST
STAT
DMUTE
SUBQ
SQCK
BLKCK
/TLOCK
/FLOCK
SENSE
MLD
MDATA
MCLK
TX
DVSS1
DVDD1
SRDATA
LRCK
BCLK
6
5
2
4
3
1
6
5
2
7
4
3
1
7.5K
1K
12K
1K
1K
0.1
47K
1K
1K
1K
1K
1K
47K
47K
47K
0.1
560
0.001
680
0.001
680
0.0027
560
0.0027
0.1
470/6.3
0.1
100
0.01
0.82
µ
H
0.1
15P(CH)
16.93MHz
15P(CH)
0.1
0.82
µ
H
0.33
560P
0.1
2.7K
0.33
2.7K
220K
220K
0.001
100K
120K
0.012
270
0.68
100/10
0.1
1.5
120P(CH)
1M
0.1
10/50
3.9K
3.9K
560
560
10/50
MN6627482W
SERVO/SIGNAL CONTROL
100
10P
(CH)
(CH)
R893
R849
R889B
R889A
R892
C825
R856
R899
R898
R895
R896
R897
R846
R844
R845
C837
R885
C845
R884
C848
R886
C844
R883
C847
C843
C846
C858
R887
C859
L802
C841
C838
X803
C842
C857
L801
C836
C828
C830
R874
C833
R866
R802
R857
C831
R858
R862
C829
R864
C832
C835
C834
R869
C851
C827
R851
CNW805
CNS605
C850
R852
R853
R854
R855
C849
CNP702
IC801
R839
C867
CD SIGNAL
3
4
5
6
9
9
7
10
11
Figure 29 SCHEMATIC DIAGRAM (10/12)
XL-55H/65H
– 30 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
0V
5V
5V
0V
0V
5V
5V
0V
0V
0V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
0.6V
5V
5V
1.7V
3.3V
2.6V
2.6V
2.4V
1.9V
5V
5V
5V
5V
0V
0V
0V
0V
2.5V
2.5V
2.5V
2.5V
+B
+B
+B
USWD_5.6V
+B
+B
+B
+B
+B
+B
+B
+B
+B
P27 9 - F
CNP707
TO POWER PWB
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
1 2 3
REMOTE
SENSOR
SENSOR
26 27 28 29 30 31 32 33 34 35 36 3
99 98 97 96 95 94 93 92 91 90 8
100
JOG_UP
JOG_DOWN
GVSW
PRESET DOWN
PRESET UP
CD PAUSE
PLAY/
TUNING UP
FF>>
FUNCTION
VDD
VLC1
VLC2
VLC3
COM0
COM1
COM2
COM3
SEG0
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG7
SEG8
SEG9
SEG10
PAUSE
STAND-BY
ON/
TREBLE
BASS/
TUNING DOWN
STOP/
MEMORY/
CLEAR
SET
REC/
OSC1
MMOD
VREF+
TAPE_SW
OSC2
CLID_SW
DI
KEY1
MOT
REC
VSM
MODEL
KEY2
VREF
XO
XI
VSS
RESET
CL
DO
CE
B-CAN
BIAS
RUN_PLS
SOL
POWER
C
VOLUME
A
B
<<REW
2
2
1
1
3
1
3
2
2
1
1
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
LED PWB-A6
1
3
2
MPG3372X
MPG3372X
MPG3372X
82
82
82
MPG3372X
MPG3372X
MPG3372X
82
82
82
MPG3372X
MPG3372X
MPG3372X
82
82
82
3.9K
4.7K
3.9K
5.6K
10K
1.2K
47K
47K
47K
100
µ
H
10K
0.022
8MHz
32.768MHz
1K
18K(XL-55H)
82K(XL-65H)
82K(XL-65H)
1K
1K
1K
1K
22P
(CH)
22P(CH)
10K
10K
10K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
IX
SYSTE
MICRO
33K
33K
47K
47K
47K
47K
0.022
100/10
100
GP1U281X
1K
560P
10/16
ZD3.3BSB
KRC102 M
1K
0.01
1N4148
1K
3.3K
1N4148
100K
3.3/50
1N4148
1N4148
120
10K
0.01
10K
2HC1815 GR
82
2HC1815 GR
1K
KRC102 M
2.2K
47K
2HA1015 GR
0.001
0.001
CFW701A
D706
D703
D709
R7D9
R7E1
R7D3
D708
D705
D702
R7D5
R7D1
R7D2
D704
D701
D707
R7D6
R7D4
R7D8
SW709
SW704
SW703
SW702
SW707
SW708
R705
R706
R710
R709
R708
SW705
SW706
R707
R727
R729
R723
L701
SW701
R702
C703
X701
R728
X702
R724
R731
R732
R733
R734
C702
C701
R722
R721
R725
R745
R737
R738
R739
R740
R741
R775
R743
R746
R744
R748
R747
R749
R783
R782
R781
R780
R779
R778
C704
C715
R7A3
RX701
R7A1
C714
C713
Q701
R7A7
C710
D720
R7A6
R7A9
D721
R7A2
C711
D722
D723
ZD701
R7A4
R7A5
C712
R7B0
Q703
R7A8
Q702
R7A0
Q706
R793
R792
Q707
CNW707
CNS707
SW700
CFW701
R756
C705
C706
Figure 30 SCHEMATIC DIAGRAM (11/12)
• NOTES ON SCHEMATIC DIAGRAM can be found on page 15.
– 31 –
XL-55H/65H
7
8
9
10
11
12
5V
5V
5V
5V
0V
0V
5V
5V
0V
0V
4.6V
5V
0V
4.3V
4.3V
4.3V
4.3V
4V
5V
5V
5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2.5V
2
.5V
+B
+B
+B
+B
+B
+B
+B
XL-65H : P23 12 - B
XL-55H : P21 12 - B
CNP704
TO MAIN PWB(1/3) TUNER SECTION
P27 12 - B
CNP680
TO POWER AMP. PWB
P29 12 - A
CNP702
TO CD SERVO PWB
P25 11 - H
CNP703
FROM MAIN PWB (2/3)
SURROUND
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
60
59
58
57
56
55
54
53
52
51
10
11
9
8
7
6
5
4
3
2
1
2
1
2
1
10
9
8
7
6
5
4
3
2
1
10
9
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
86 85 84 83 82 81 80 79 78 77 76
93 92 91 90 89 88 87
1
SD
STEREO
DO
CL
CE
DI
PU_IN
GVSW
GVSW
BLBCK
STAT
MLD
MDATA
BLBCK
STAT
DI
PU_IN
CLID_SW
CD_STB
CD+B
MLD
MDATA
MCLK
MCLK
CLID_SW
TAPE_SW
TAPE_SW
D_GND
SOL
MOT
REC
RUN_PLS
BIAS
B_CAN
DO
CL
CE
SOL
MOT
REC
RUN_PLS
BIAS
B_CAN
P_STB
CD+B
STEREO
SD
P_MUTE
MRST
MRST
CD_STB
GVSW
MRST
MCLK
STAT
BLBCK
MDATA
MLD
P_MUTE
XL-65H ONLY
XL-65H ONLY
XL-65H ONLY
XL-65H ONLY
SEG6
SEG7
SEG8
SEG9
SEG10
SEG11
SEG12
SEG13
SEG14
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
SEG31
SEG32
SEG33
SD
STEREO
SURR
DATA
CLE
REMOCON
P_CONT
P_MUTE
PU_IN
SP_DEC
B-CAN
BIAS
RUN_PLS
P_STB
CD_STB
CD+B
SYS_STOP
POWER
BACK_LIGHT
JOG_UP
JOG_DOWN
A–12V
A–12V
PROTECT
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
P_STB
U_CON5V
DISPLAY PWB-A3
SURROUND
VSM
10
CLE
VSM
CLE
12
DATA
DATA
11
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
1K
47K
1K
1K
1K
1K
1K
1K
1K
1K
IX0060SJ
SYSTEM CONTROL
MICROCOMPUTER
1N4004
47K
1K
1K
1K
1K
47K
47K
R745
R748
R747
R754
R749
R750
R751
R753
R742
R757
R758
R759
R777
R776
R785
R794
R791
R766
R764
R765
R767
R763
R768
R762
R774
IC701
CNW702
CNS702
CNS703
CFW704
CNW680
CNS704
CNS680
D718
R784
LCD701
R756
R755
R730
R752
R760
R789
R786
Figure 31 SCHEMATIC DIAGRAM (12/12)
XL-55H/65H
– 32 –
A
B
C
D
E
F
G
H
1
2
3
4
5
6
XL-6
XL-5
XL-5
R
R621
R617
R623
R627
C627
R625
J923
J920
C412
R408
R406
R407
C411
R405
C340
R364
R357
R362
R356
R350
C369
C366
C365
R361
C363
C360
C361
R351
C350
C353
C354
R393
R353
R352
C356
C351
C355
R355
R366
R383
C395
C384
R374
C382
C381
R373
R372
R372
C392
R371
R365
C387
R359
R360
C383
C344
R358
R349
R344
R347
R348
R346
C343
C335
C331
R323
C329
C301
C376
R379
R381
C397
C302
C341
C345
C346
C347
C388
C390
R345
R369A
R369B
CHASSIS
GND
SPEAKERS
VIDEO/AUX IN
LEFT
LEFT
RIGHT
RIGHT
12
D403
C425
D402
C417
C407
C4
D401
C4
Q608
R624
C4
R629
C622
Q609
Q604
R628
Q603
R620
ZD601
D602
C620
C621
D603
R619
C624
R63
CNP604
D604
C626
ZD602
C625
Q606
Q605
Q607
L601
L602
C616
CNW652
CNS652
SO601
SO401
C373
C374
C371
C372
C364
C368
C367
X351
R363
IC303
C399
R376
C352 CF351
Q35
C358
CFW301B
C398
C357
L352
C370
R377
R395
ZD351
R384
Q360
C396
R385
R392
C391
R391
X352
R386
IC302
R382
R387
L351
L351
C386
C385
C378
L353
L342
VR351
T351
CF352
CF302
R336
Q301
CF301
C332
VD301
C362
D301
D302
C337
T306
C334
C330
T302
D303
D304
CNP301
C348
C393
C394
R380
R343
C380
SO301
FE301
L341
D308
D521
L354
C535
C537
C617
C618
C632
C633
C640
C639
C636
C693
C694
R631
R632
C637
1
2
3
4
5
6
7
8
9
10
11
12
13
B
C
E
E
C
B
E
C
B
E
C
B
B
C
E
C
E
3
2
1
2
1
3
2
1
2
1
1
1
2
2
CNP652
TO POWER PWB
P36 5 - D
CNS604
FROM POWER AMP. PWB
P36 5 - B
RD
BK
1
5
2
3
4
3
4
6
7
8
7
8
10
11
12
11
12
22
1
5
10
15
20
B
C
E
C
E
E
C
B
C
B
3
2
1
2
1
1
2
3
2
3
1 2
LOW PASS
FILTER
3
3 2
1
5
10
15
20
12
13
24
FM MUTE
LEVEL
LEVEL
TP301
AM TRACKING
AM BAND COVERAGE fL
AM IF
CHASSIS
GND
FM
75 OHMS
BALUN
AM LOOP
ANTENNA
ANTENNA SOCKET
XL
Figure 32 WIRING SIDE OF P.W.BOARD (1/5)
Click on the first or last page to see other XL-55 (serv.man22) service manuals if exist.