Sony CDC-R937 / CDC-X937 Service Manual ▷ View online
29
29
CDC-R937/X937
R931
R952
R729
R713
R712
R714
C724
C726
C725
C703
C708
C705
R715
C773
C772
C771
C901
C902
R730
C721
C722
C723
R721
L901
C907
C707
L701
C908
C906
R953
C910
R723
R722
R901
R902
R904
R903
R906
R907
R908
R909
R910
R905
R916
R918
R919
R920
R921
R922
R923
R924
TP7
TP6
TP5
R977
R980
R979
R978
R970
R969
R967
R965
R959
R957
R928
R927
R929
R930
R926
R935
X901
C909
C903
C904
JR1
R950
R949
R996
R995
R994
R991
R989
R987
R986
R725
R724
R776
R777
R778
C701
C702
R710
D703
D702
D701
R711
R707
R708
R709
R706
R705
TP3
TP4
CON721
CON701
R732
R701
R702
R704
CON702
Q732
C731
CON771
R971
R972
C915
R727
R726
R728
IC721
L702
R703
Q901
D904
D905
D906
IC901
Q731
Q733
R771
R772
R774
R773
L721
R966
C916
C774
4-10. SCHEMATIC DIAGRAM — MAIN SECTION (2/2) — • Refer to page 22 for Waveform.
Note:
• Voltage is dc with respect to
ground under no-signal conditions.
no mark : FM
(
no mark : FM
(
) : AM/MW/LW
<
> : CD PLAY
∗
: Impossible to measure
(Page 28)
(Page 33)
(Page 31)
(Page 33)
(Page 23)
(Page 33)
30
30
CDC-R937/X937
4-11. PRINTED WIRING BOARDS — KEY SECTION — • Refer to page 19 for Circuit Boards Location.
(Page 27)
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
SW606
L601
L602
LED622
LED621
LED620
LED619
LED618
LED617
LED613
LED612
SW617
SW616
SW615
SW614
SW613
SW612
SW611
SW610
SW609
SW608
SW605
SW607
LED611
LED614
LED616
LED615
TP123
TP125
TP124
TP128
TP127
TP126
TP129
TP122
TP121
C624
R651
R664
R656
Q615
C625
R665
R655
R661
R669
CON602
R668
C623
R666
R663
R657
Q614
R653
C622
DZ611
R662
R667
C626
C621
R654
R652
C631
C628
DZ612
J601
Ref. No.
Location
DZ611
D-4
DZ612
D-12
LED611
B-2
LED612
B-3
LED613
B-4
LED614
B-11
LED615
B-12
LED616
B-13
LED617
B-6
LED618
B-7
LED619
B-9
LED620
B-6
LED621
B-7
LED622
B-9
Q614
D-12
Q615
D-11
• Semiconductor
Location
31
31
CDC-R937/X937
4-12. SCHEMATIC DIAGRAM — KEY SECTION —
(Page 29)
TP128
TP124
TP125
TP127
TP126
TP122
TP121
TP123
C628
C621
L601
L602
C622
SW605
SW606
SW610
SW614
LED620
LED621
LED622
R651
R652
R654
R655
R656
R669
R664
R657
SW609
SW613
SW617
SW616
SW612
SW608
SW615
SW611
SW607
R663
R662
R665
R661
R666
R667
R668
C631
CON602
Q614
Q615
J601
LED611
LED612
LED613
LED614
LED615
LED616
LED617
LED618
LED619
DZ611
DZ612
TP129
R653
C625
C623
C626
C624
Note:
• Voltage is dc with respect to ground under no-signal
conditions.
no mark : FM
no mark : FM
∗
: Impossible to measure
32
32
CDC-R937/X937
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
15
LED731
TP131
TP132
SW671
SW672
PS671
SW603
SW
621
IC602
LED607
LED602
LED609
LED608
LED601
LED603
LED606
SW601
SW602
TP108
Q612
Q611
Q610
DZ602
R608
R609
R605
R610
R606
R607
C608
R622
C607
C604
C605
C606
R623
R616
R620
R619
R621
C614
C613
IC601
R617
C610
R611
R618
R603
C616
R613
R602
C609
R612
R604
CON601
R624
R626
DZ603
C612
DZ601
R601
R627
R614
C603
C615
C602
C611
R633
R635
R636
C636
C637
C638
C639
C640
R637
R638
C641
C642
C643
DZ606
DZ607
DZ608
DZ610
DZ604
C645
JR601
DZ614
R631
R634
R639
LED605
LCD601
4-13. PRINTED WIRING BOARDS — FRONT SECTION — • Refer to page 19 for Circuit Boards Location.
(Page 27)
(Page 27)
(Page 26)
Ref. No.
Location
DZ601
F-12
DZ602
E-12
DZ603
F-13
DZ604
E-12
DZ606
F-4
DZ607
F-5
DZ608
F-5
DZ610
F-11
DZ614
F-3
IC601
F-8
IC602
B-13
LED601
B-4
• Semiconductor Location
Ref. No.
Location
LED602
C-4
LED603
B-14
LED605
F-3
LED606
B-3
LED607
C-1
LED608
B-3
LED609
C-2
LED731
H-8
PS671
I-3
Q610
F-3
Q611
F-2
Q612
F-2
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