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Model
XL-HP434 (serv.man7)
Pages
21
Size
1.73 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Circuit schematic and parts layout
File
xl-hp434-sm7.pdf
Date
PREV: Sharp XL-HP434 (serv.man6) Service Manual

Sharp XL-HP434 (serv.man7) Service Manual ▷ View online

XL-HP434H
6 – 5
Figure 6-5 SCHEMATIC DIAGRAM (4/10)
6
7
8
9
10
11
12
4.4V
0.2V
–33V
–28V
–28V
DS1SS133
1K
1K
1K
1K
2.2K
2.2K
0.22
2.2µH
SUB WOOFER
PRE-OUT
680(1/2W)
3.3/25
8.2K(1/2W)
8.2K(1/2W)
68K
15K
10/50
DS1SS133
0.22
4.7
0
47K
6.8
0.022
0.022
0.022
0.001
0.022
6.8
KTC3203 Y
1K
KTC3875 GR
RELAY
DZ6.8BSA
16
15
14
13
12
11
10
9
6
5
4
3
2
1
1K
220K
47K
0.022
220
1N4004S
DS1SS133
AN78L05
VOLTAGE
REGULATOR
3
1
1N4004S
RL204F
22/100
100K
KTC3199
GR
1000/6.3
1N4004S
DZ300BSB
47/50
DZ6.2BSA
10
KTA1274 Y
2.2K
0.1
0.1
220/63
RL204F
100/35
47/50
47K
12K
47K
1N4004S
1N4004S
1N4004S
1N4004S
0.047
470/35
0.1
0.1
D5SBA60F
9
8
7
6
5
4
3
2
1
DS1SS133
RELAY
1
3
1
3
2
2
2
0.1
(ML)
(ML)
0.1
0.001
0.022
0.022
6.8
0.022
0.022
6.8
0.001
68
0.0012
68
0.001
0.001
0.0012
+B
+B
+B
+B
+B
+B
+B
+B
(1/2W)
(1/2W)
(1/2W)
(1/2W)
R
L
B
+B
+B
CHASIS
LG2(231)
LG1(231)
LG3(231)
GND
CHASIS
GND
CHASIS
GND
M_+13.0V
SP_RLY
R_CH
GND
L_CH
+
R_OUT
L_OUT
3
M
5
4
2
1
3
5
4
2
1
1
1
2
2
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
5
4
6
7
8
9
T4A L 250V
(ML)
(ML)
(ML)
(ML)
VF2
P_IN
VF1
–VF
AC_RLAY
5.6V
UNSW_
150 C
T2A L 250V
T4A L 250V
SPEAKER
TERMINAL
T2A L 250V
(1/2W)
2
4
5
6
82
47
47
1
3
0.0047/250
AC 230V,50Hz
AC POWER
SUPPLY CODE
(228)
NEUTRAL
LINE
FILTER
LIFE
BLUE
2
4
5
6
1
3
7
6
5
4
3
1
2
VF2
VF1
–VF
P_IN
UNSW_5.6V
AC_RELAY
EATSINK
BROWN
1
2
3
4
5
4
3
2
1
4
3
2
1
6 OHMS MIN
R-CH_GND
L-CH_GND
R-CH
+
+
–
–
L-CH
2.2µH
100P
100P
(CH)
(CH)
JACK PWB-B4
TERMINAL PWB-A3
POWER PWB-A2
POWER TRANSFORMER
(SUB)
POWER TRANSFORMER
(MAIN)
When
Servicing,
Pay
a
ttention
a
s
the
area
enclosed
by
this
line
(
)
is
directly
connected
with
AC
main
voltage.
FAN MOTOR
HEADPHONES
MAIN PWB-A1(2/2)
TF
0.29µH
0.29µH
CNP801
BI801
CNS801
CNP802
BI802
CNS802
BI902
CNP902
CNS902
CNP971
CNS971
Q906
M971(202-3)
R842
R843
C861
R858
D853
D856
IC854
Q841
C841
C842
R841
D842
D845
D844
D843
C843
PT841
L841
RL841
D846
C844
PT801
ZD802
R844
R804
R805
R801
D806
ZD803
C803
ZD801
R807
Q801
R808
C804
C801
C802
R806
R803
R802
D805
C805
D803
C808
C809
D804
C806
C807
D802
F801
F802
F803
F804
C954
C955
C943
C938
C940
R954
C939
C941
R955
C942
L920
L921
SO901
R970
C950
R971
C952
C953
C951
C927
C929
R941
R956
D911
RL914
R957
R958
R942
R943
R945
R944
R946
Q905
JK953
L903
R968
C960
R965
R966
R947
C931
D912
R950
R949
R953
C937
C935
C934
C961
C936
R952
CNP805
L702
C710
C711
JK701
CNP708
FW901
WTM901
GNAL
XL-HP434H
6 – 6
Figure 6-6 SCHEMATIC DIAGRAM (5/10)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
FM FRONT END
6
4
3
2
1
8
7
6
5
4
3
2
1
2
5
1
22 21 20
3
4
6
7
8
9
10 11
12
13
14
15
16
17
18
19
1
2
3
4
5
6
7
8
18
19
20
21
22
23
24
6
5
4
3
2
1
6
4
5
3
2
1
TP301
CONT
IF
FM/AM
FM/AM
(CH)
(CH)
SD
(CH)
(CH)
ST
IND
MO/ST
F
OUT
IF
OUT
VCC
VT
GND
GND
GND
ANT
VSS
AOUT
AIN
PD
VDD
FM
IN
AM
IN
DO
CL
DI
CE
XI
N
XO
U
T
IF
IN
REG
AM
IF
IN
GND
SD
STEREO
FM
DET
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
ANTANNA
2
1
2
1
AM IF
BALUN
CHASSIS
GND
AM TRACKING fL
AM ANTENNA
AM OSC
AM BAND
COVERAGE fL
FM IF
FM IF
FM
75 OHMS
ANTENNA
TERMINAL
1
3
1
2
2
3
1
2
3
FM
IF
0.022
DS1SS133
DS1SS133
0.022
0.022
0.022
470
100/16
15
2.2µH
0.022
4.7K
0
0.001
2SC380 0
33
680
6.8K
330
33
0.01
15P
0.01
10/16
2.2K
1/50 1.5K
12P
150
1K
1K
1K
0.001
47/16
0.022
10K
1K
4.5MHZ
0.022
0.001
100µH
+B
+B
+B
+B
1K
330P
47K
LC72131
0.022
0.022
0.022
10/16
1K
0.022
0.022
1K
5.6K
560P
22P
68K
SVC348S
10K
15P
0.047
0.022
10K
0.022
2.2/50
3.9K
0.022
1/50
2.7K
0.022
2.2/50
0.001
0.022
LOW PA
FILTER
PLL(TUNER)
C323
D302
D301
CNP302
L341
SO301
C345
C346
C347
R344
C321
R369
L342
C341
R345
R301
C302
CF301
Q301
R349
R348
R347
R346
R399
C348
FE301
C382
C385
C380
R379
C393 R380
C381
R382
R378
R373
R374
C387
C384
C392
C394
C397
R381
R372
X352
L351
R376
C386
R377
IC302
C351
C350
C359
C352
T351
CF352
R351
R352
R353
CF351
C354
C353
R393
T303
T306
C335
C334
R323
VD301
R336
C330
C331
C332
CF302
R365
C361
C362
R358
C342
C363
C364
C366
C365
C367
R350
L35
FM SIGNAL
AM SIGNAL
NOTES ON SCHEMATIC DIAGRAM can be found on page 6-1
XL-HP434H
6 – 7
Figure 6-7 SCHEMATIC DIAGRAM (6/10)
7
8
9
10
11
12
FM
IF
DET./FM
MPX./AM
IF
9
10
11
12
13
14
15
16
8
7
6
5
4
3
2
1
9
10 11
12
13
14
5
6
7
8
9
10 11
12
13
14
15
16
17
18
D_GND
A_GND
A_+10V
TUN_L
RDS_READY
RDS_RDDA
RDS_RST
RDS_RDCL
TUN_SM
TUN_R
DI
CLK
DO
CE
VREF
VSSd
VDDD
MODE
RST
RDDA
RDCL
RDS-ID/
READY
XIN
MPXIN
VDDA
VSSA
FLOUT
CIN
TEST
XOUT
TO MAIN PWB(2/3)
6-3 12 - C
FM/AM
SD
TP302
(1/2W)
(1/2W)
MO/ST
ST
IND
MO/ST
IF
IN
GND
SD
STEREO
FM
DET
VCC
IF
OUT
PHASE
(FM/AM)
PHASE
L-CH
OUT
R-CH
OUT
MPX
IN
MPX
V
CO
FM/AM
OUT
1 2 3 4 5 6 7 8 9 10 11 12 13 14
FM
IF
TUNER PWB-C
CNP303
100P
0.01
0.001
00µH
22K
+B
+B
+B
+B
+B
+B
1K
4.7K
47K
330P
47K
0.022
1K
270
0.022
0.022
3.9K
2.2/50
1/50
3.3K
1/50
1K
100/10
0.001
22P
10.7MHZ
5.6K
LA1832S
1/50
2.7K
456KHZ
1/50
1/50
470K
1K
1/50
27P
(CH)
0.015
0.015
6.8K
10K
0.022
22P(CH)
47/10
4.332MHZ
1K
1K
1K
10K
2.2µH
2.2µH
1K
0.022
10/16
47/10
0.022
560P
0.022
56K
56K
10K
0.022
KTC3875 GR
22P(CH)
LC72723
RDS
DECORDER
1K
5.6K
220
DZ5.1BSB
100/10
0.022
220
100µH
KTA1504 GR
5.6K
47/16
5.6K
1.8K
0
.001
LOW PASS
FILTER
XT21
RT32
RT31
CT22
CT23
CT21
RT29
RT28
RT27
RT21
LT21
LT22
RT30
CT30
CT32
CT31
CT28
CT26
CT27
RT26
RT24
RT25
CT29
QT21
CT25
ICT21
R370
C383
C385
C388
L351
R386
R376
R360
CNS303
R395
C386
R377
CF352
C399
R352
R353
CF351
C354
C353
R388
C357
C358
R355
C370
R393
C398
C356
C355
R387
IC303
C366
C367
R350
X351
L354
C371
C372
R357
R356
C368
C369
C374
C373
R383
R391
ZD351
C396
C395
R392
L352
Q360
R385
C391
R384
R359
XL-HP434H
6 – 8
Figure 6-8 SCHEMATIC DIAGRAM (7/10)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
TAPE MECHANISM Ass'y(213)
KRC104 S KRA107 S
80
79
78
77
76
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
30
29
28
27
26
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
8.2K
304VT2H3
4.7K
2.7K
4.7K
0.001
0.001
KRC104 S
KRA107 S
10K
1K
1K
4.7K
10K
10K
1K
4.7K
1K
4.7K
4.7K
1K
1K
1K
1K
560
680
1K
1K
10K
1K
DS1SS133
MA111
2.2K
1/50
8.2K
4.7K
47K
1.5
1K
1K
4.7K
KTA1273 Y
10K
10K
KTA1271 Y
1K
1K
1K
1K
1K
1K
MA111
KRA102 S
150
150
5.6K
2.7K
2.2K
1.5K
10K
3.9K
1K
A304BC2H
81 82 83 84 85 86
95
94
93
92
91
90
89
88
87
100
99
98
97
96
41 40 39 38 37 36 35 34 33 32 31
50 49
50 49
48 47 46 45 44 43 42
VOL_JOG
3
3
1
1
2
2
CD_RESOUT
IXA003AW
1
2
3
3
2
1
3
2
1
VOL_LED
G10
P30
P19
G11
G12
T_REC/PLAY
KEY
2
TRAY SW1
5V BACK UP
S17(DIST 2)
S19(DIST 0)
T_BIAS
SP
DET
S13
VLOAD
S7
S6
S5
AVREF
XT2
–20dBATT
SP_RLY
G10
G8
G7
G6
G5
G4
P01
P02
P03
P04
P05
P07
P08
P09
P10
P11
P12
P13
P14
P15
P16
P17
P18
P29
P20
P21
P22
P23
P24
P25
P26
P27
P28
VDD
G1
G2
G3
G4
G5
G6
G7
G8
G9
PHOTO
VDD
TIME
LED
T_MOTOR
SMUTE
VSS
REMOCON
P_IN
KEY
0
T_RUN
TUN_SM/SPAN
AVSS
CD_DO
CD_DI
CD_CLK
DO
VPP
CD_WRQ
CD_CE
S12
S11
S4
S3
S2
S1
G11
G12
G10
S7
S8
S6
S5
G1
G2
G3
G4
G5
G6
G7
G8
G9
S4
S3
S2
S1
G11
G12
G10
S7
S8
S6
S5
G4
G5
G6
G7
G8
G9
S4
S3
S2
S1
G11
G12
DI
CE
RESET
AVDD
XOUT
XIN
VDD
F2
F2
P06
CLAMP SW
T_SOL
PROTECT
S8
S9
KE
KE
KE
S15
S16(DIST 3)
CLK
+B
+B
+B
+B
+B
+B
+B
CD_DRF
DISC SW
AC_RLY
TRAY SW2
S18(DIST 1)
S14
S10
S13
S12
S11
S9
S15
S14
S10
DIST
FPA/FPB SW
KEY
1
G9
1
45
46
47
50
51
44 43 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 11 10 9
1
2
3
1
2
2
KEY
GND
DISC 5
DISC 4
DISC 3
OPEN/
DISC 1
DISC 2
PLAY
DIRECT
CLOSE
SWITCH PWB-B2
1
2
2
1
2
1
LED PWB-B3
DISPLAY PWB-B1
GND
T_MOTOR
T_SOL_A
FPB
T1 RUN
FPA
7
1
4
5
6
2
3
7
1
1
7
1
7
4
5
6
2
3
6
2
3
1
4
5
FL DISPLAY
SYSTEM
MICROCOMPUTER
R. REC
F. REC
+MTR
–COM
M
+
–
END SW
+SOL
N.C. (OP PACK)
SOLENOID
TAPE
MOTOR
(213-2)
TAPE MECHANISM
PWB Ass'y(213-3)
RDS-READY/ESS
DO
RDS-RDCL
RDS-RDDA
RDS-RST/ESS
A
CK
VOLUME
S29
S30
S29
S30
S21
S27
S22
S28
S20
S26
S25
S23
S24
S17
S19
S16
S18
S21
S27
S22
S28
S20
S26
S25
S23
S24
S13
S12
S11
S9
S15
S14
S10
S29
S30
S17
S19
S16
S18
S21
S27
S22
S28
S20
S26
S25
S23
S24
SUB_CE
(Serial No.31000001~402XXXXX)
IXA021AW
(Serial No.402XXXXX~)
CNP707
R772
R573
LED708
BI707
CNS707
BI703A
CNP706B
SW728
SW725
SW726
SW722
SW723
SW724
SW727
RD24
RD22
RD21
RD20
RD25
RD23
RD19
BI703B
CNP702
R566
R774
R773
Q714
Q715
R779
R780
R781
C717
C716
VR701
Q712
Q713
R732
Q701
R776
R775
Q702
D711
D712
R782
R793
LED701
R784
R563
R765
R561
R562
R565
R564
R737
R736
R761
R747
R740
R739
R738
R771
R734
R731
R735
R733
R746
R723
R724
R730
R729
R728
R727
R726
R725
R755
IC701
Q711
C707
R763
D701
FL701
R766
FFC702
NOTES ON SCHEMATIC DIAGRAM can be found on page 6-1
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