Sony WX-4500X Service Manual ▷ View online
33
33
WX-4500X
D1
G-4
D300
D-7
D302
C-8
D304
F-7
D305
F-7
D306
D-7
D452
G-12
D453
G-14
D630
G-6
D650
F-3
D651
F-4
D700
H-6
D701
K-6
D750
C-13
D751
B-12
D752
B-13
D753
B-12
D754
D-14
D755
D-14
D756
C-11
D757
B-13
D800
G-9
D801
I-10
D803
H-11
D804
E-9
D805
D-9
D806
E-8
D807
F-9
D808
F-10
D809
F-11
D810
E-14
D811
E-13
D812
F-14
D813
I-9
D900
B-10
D901
B-10
D903
B-10
(D907)
C-12
D908
C-9
D909
K-8
IC1
H-4
IC100
E-5
(IC170)
A-7
IC200
D-5
IC300
E-6
IC301
G-6
IC400
K-13
IC451
J-10
IC650
F-4
IC700
I-6
IC701
K-4
IC702
G-7
IC750
B-14
IC800
H-10
IC801
I-11
IC803
F-12
Q1
H-3
Q300
E-7
Q301
E-7
Q302
C-7
Q303
C-5
Q304
C-6
Q450
G-13
Q451
G-13
Q650
G-5
Q651
G-5
Q653
F-5
Q654
F-4
Q750
B-14
Q751
B-14
Q800
H-10
Q801
I-11
Q803
G-11
Q804
F-10
Q805
E-9
Q806
D-9
Q807
E-9
Q808
F-10
Q809
F-11
Q810
G-12
Q812
F-12
Q813
F-11
Q814
E-12
Q900
C-10
Q902
C-10
Q903
C-10
Q904
D-9
Q905
K-7
Q906
J-8
Q907
K-8
Q908
K-8
Ref. No.
Location
• Semiconductor Location
Ref. No.
Location
(
): SIDE B
CN300
TU1
J900
CN900
CN750
D907
CN450
TH750
IC170
C719
CN901
C866
J1
S700
(Page 30)
(Page 39)
34
34
WX-4500X
6-9. SCHEMATIC DIAGRAM — MAIN SECTION (1/3) — • Refer to page 43 for IC Block Diagrams.
Note:
• Voltage is dc with respect to ground under no-signal
condition.
no mark : FM
(
no mark : FM
(
) : AM
<
> : CD PLAY
[
] : TAPE PLAY
∗
: Impossible to measure
IC B/D
IC B/D
C1
C2
R2
R8
C13
C10
Q1
R11
C16
C15
C14
C21
C18
C19
C20
L2
L1
IC1
R3
C312
R539
C307
R305
C308
R306
R302
C305
R303
C304
C303
C104
C204
C201
C107
R110
R111
R107 R106 R130
C105
C315
R211 R210
C207
IC300
C310
C311
R907
R908
R903
C900
R902
R905
R901
C327
C317
R308
Q301
C328
Q300
R309
C208
R212
R213
R216
Q304
R215
C211
C111
R115
R116
R345
R205
R204
R105
R104
C108
R112
R113
Q303
C314
C205
R207
R206 R230
R315
R319
R318
C109
R114
C112
R117
C212
R217
C209
R214
C321
R314
R312
Q902
Q900(2/2)
R900
R341
R340
Q900(1/2)
G1
C323
R313
C322
C325
R316
R317
R219
R218
R118 R119
TH900
TH901
C901
C902
C903
D907
R904
R906
C203
C103
C101
R
307
R
320
R
321
R7
R6
R5
R4
R6
R5
R4
R9
CN300
J1
D903
D901
D900
IC170
Q903
D908
C905
Q904
D302
D305
D300
Q302
D
304
D1
D306
CN900
F901
R1
C5
IC100
IC200
C106
C206
L900
TU1
R10
C309
(Page 35)
35
35
WX-4500X
Note:
• Voltage is dc with respect to ground under no-signal
condition.
no mark : FM
(
no mark : FM
(
) : AM
<
> : CD PLAY
[
] : TAPE PLAY
∗
: Impossible to measure
6-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/3) — • Refer to page 29 for Waveforms. Refer to page 44 for IC Block Diagrams.
IC B/D
IC B/D
/
/
C417
C418
C419
R412
C424
R413
R400
C425
C426
CN450
R402
C400
L452
R456
CN650
C650
C651
C652
C654
C660
C661
C662
C663
C465
C450
C464
R455
Q450
Q451
R404
C401
RV400
C407
C408
R405
R403
R421
C427
R399
C403
R401
IC400
R419
C412
R408
C428
R418
C413
RV401
R410
R411
R409
C414
R100
R200
C472
R471
C471
R470
C410
R480
R481 C480
R482
C482
C409
R406
C217
C216
R222
R221
R472
C470
R122
C116
R121
R707
C701
R727
R730
R733
R726
C705
C703
R708
R712
R711
R714
TP700
R723
R724
R725
X451
C713
D701
R735
R913
R717
C708
C709
R718
R716
R756
R755
R722
C707
C710
X700
R720
C711
R719
R710
R704
R701
R702
R713
R700
RB700
RB701
R655
Q651
R656
Q653
R650
C655
IC650
R912
C415
C462
TP
TP
C402
R407
C463
R651
R652
R653
R654
D650
C653
C712
R414
C420
R415
C421
R417
C423
R416
C422
C416
C405
C404
CN400
C481
R729
C117
D452
D453
D630
D651
Q650
Q654
D700
Q906
IC451
IC700
R721
S700
(Page 31)
(Page 34)
(Page 36)
36
36
WX-4500X
6-11. SCHEMATIC DIAGRAM — MAIN SECTION (3/3) — • Refer to page 44 for IC Block Diagrams.
Note:
• Voltage is dc with respect to ground under no-signal
condition.
no mark : FM
(
no mark : FM
(
) : AM
<
> : CD PLAY
[
] : TAPE PLAY
∗
: Impossible to measure
IC B/D
IC B/D
IC B/D
IC B/D
Q751
Q800
R806
D801
R807
C807
C808
R715
Q801
R868
IC801
R810
R811
C809
C836
C813
C815
R819
R818
R815
R814
R813
C811
R812
Q803
R816
IC800
C803
C802
R800
R801
R802
R803
D800
R911
D909
R909
Q804
L801
R827
R828
C821
Q805
R829
C824
R830
C823
R824
Q808
L803
C828
C825
R832
Q809
R833
C831
R834
R836
C830
R854
R853
R852
R850
R849
R847
R862
C833
C834
C837
C865
R863
R893
R895
R861
R860
C832
R858
R859
R848
Q750
IC750
D755
R920
J900
Q908
G2
L804
C839
Q807
C820
R825
R808
D813
C301
C302
L300
R910
Q905
L805
R864
C838
R846
C810
R823
C818
C817
R822
D807
R894
R896
Q810
C842
R
841
R840
R837
R838
R839
R842
C827
C819
R923
L901
Q907
TH750
CN750
R752
R750
D750
R751
R753
C719
C721
C720
C718
IC702
R734
TP701
L806
IC301
IC701
R921
R922
R831
L802
C866
C841
C805
R804
R805
C804
CN901
C806
D757
D753
D752
D751
D756
D754
D810
D811
Q812
Q813
IC803
Q814
D809
D808
D805
Q806
D806
D803
T800
D812
D804
C750
(Page
35)
(Page 40)
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