A
B
C
1
2
3
4
5
oc
g
SWITCH
TAPE END.STANDBY
SUB
MOTOR
MAIN
MOTOR
Bl
k Dia
HEAD
ram
2-1
J1
AM
FM
TU1
AM/FM TUNER PACK
QAU0221-001
Tuner.Power AMP.Changer/System Controller
SEEK/STOP
SD/ST
SMETER
TO SPEAKER
CONNECTOR TO REAR LINE OUT
CP961
L/R F
L/R R
IC941
POWER AMP.
HA13158A
OUT LR
OUT RR
OUT LF
OUT RF
IC911
E.VOLUME
TEA6320T-X
TUNER L/R
TAPE L/R
IC701
SYSTEM CONTROL MICON
UPD178018AGC594
LRO
RRO
J931
F/R
MODE
STANDBY
FF/REW
MOTOR
SUBMO
TAPE IN
DOLBY
MS
REEL
KEY 0 – 2
CP501
CJ701
CJ403
CJ401
CP701
MOTOR
TAPE IN
MODE
STANDBY
PHOTO
REEL
DOLBY
F/R
MS OUT
LCH
RCH
FF/REW
CE
CLOCK
DATA
CJ402
LCH
RCH
IC401
PB EQ
CXA2559Q
IC402
DC MOTOR DRIVER
SUBMO+
SUBMO-
LB1641
MECHANISM CONTROL
LCD1
QLD0158-002
S3 – S52
COM1 – COM3
IC651
LCD DRIVER
LC75823W
KEY
– S619
S601
LCD DRIVER/KEY SWITCH CIRCUT
METAL
KS-F525
KS-F525
< MEMO >
2-2
3
Standard schematic diagrams
Receiver & System control section
KS-F525
Tuner signal
Front signal
Rear signal
Tape PB / Main signal
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
2-
Mecha control circuit section
CJ403
QGF1219F1-10
390
R401
0.015
C411
24K
R410
12K
R411
33K
VR402
KS-F525KS-F525
Q403
2SB1322/RS/-T
47K
R423
3.3K
R422
DSK10C-T1
Q402
D402
18K
0.1
0.10.1
C413C412
R413
C417
DTC114EKA-X
CJ402
100P
C401
100K
R402
100P
C402
100K
R403
100P
C403
100K
R404
100P
C404
100K
R405
C409
100P
100P
22/16
100P
100P
C408
C407
C406
C405
180 180
R406 R407
0.015
C410
R408
24K
R409
12K
33K
VR401
22/16
C414
IC401
CXA2559Q
100
R412
0.1
C416
220P
C418
3.9K
R414
0.47/50
C419
R417
10K
R418
15k
R415
C421
22K
0.01
R416
910k
0.1
C422
C415
0.01
IC402
LB1641
D401
MA3051/M/-X
3.3K
R424
10/16
C423
C425
0.01
0.1
C424
33
R425
CJ401
QGB1214K1-18S
Tape PB / Main signal
-
A
5
LCD & key control
PCNT5V
LAMP10V
LAMP10V
REMOCON
ENC2
ENC1
DATA
CLOCK
KS-F525
LCD1
S3S4S5S6S7S8S9
CP701
VMC0335-001
KEY0
KEY2
KEY1
R5V
DETACH
CE
S10
S11
S12S3S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S24
S25
S26
S27
S28
S29
S30
S31
S32
S38
S33
S34
S35
S36
S37
S39
S40
S41
S42
S43
S44
S45
S46
S47
S48
S49
S50
S51
S52
COM1
COM2
COM3
R641
IC652
RPM6938-SV4
C671
0.01
R658
C654
47
4.7/6.3
S33
S36
S48
S44
S47
S46
S45
S43
S40
S42
S41
IC651
LC75823W
S9
S8
S7
S4
S6
S5
S604
2/8
S611
RPT
S618
TAPE
S603
S610
S617
S49
S50
S51
S52
COM1
COM2
COM3
INH
OSC
CE
CLOCK
DATA
R603
680
1/7
R609
680
R615
680
D601
R631
820
10K
10K
10K
R655
R654
R656
820
D611
R640
470
R639
D605
D610
D623
270
270
R638
D627
D625
D626
R637
D620
D621
D622
270
270
R636
D617D618
D619
D614
D615
D616
R635
680
R634
D604
D608
470
R633
620
D603
D602
D607
D609
D612
D606
QLL0033-003
PL601
MA152WK-X
D655
QLL0033-003
PL603
D654
MA152WK-X
MA152WK-X
R653
180K
D653
D652
MA152WK-X
S601
POWER/ATT
S608
SELECT SCANLOUD
S615
6/12
R601
R607
R613
680
680
680
R651
1.5k
C651
0.01
4.7/6.3
C652
47k
R652
680p
C653
R602
560
S602
DISP
R608
560
S609
S616
SCM AM
R614
560
S34
S35
S39
S38
S37
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
S19
S18
S17
S16
S15
S14
S11
S13
S12
S10
S605
3/9
S612
MO
S619
FM
R605
1.2K
R617
R611
1.2K
S606
4/10
1.2K
S613
EJECT
S620
R604
910
R610 R612
910 1.5K
R616
910
R606
10K
MA3062
R657
D657
1.5K
S607
5/11
S614
JS601
QSW0793-001
100
R663
2-
6
Printed circuit boards
Main board
J1
C301
R304
R307
Q303
C304
R302
C302
B750
Q302
R306
C932
R235
Q231
T11
L2
D2
D1
B776
R308
C305
Q131
R232
R135
C2
R136
C28
B747
L1
1
5
C17
C24
10
C30
R34
B757
C303
Q301
B777
R301
R303
R305
B756
R131
R132
D931
D6
R24
R14
R9
Q7
Q5
R4
R5
R32
C254
Q3
C761
IC761
B704
C966
Q951
R10
Q10
C7
C6
R8
D5
R7
R26
Q6
D3
C29
Q13
R25
R749
C151
C31
C154
R251
C251
Q4
R3
B778
B775
C1
B727
R761
X761
C763
1
R791
R702
D740
D731
R701
D732
D733
D734
D736
R133
Q132
R236
R134
D932
C980
C9
R12
Q1
Q12
C18
R252
Q952
R253
R153
C764
C762
R703
1
2345678
R704
R231
R234
C25
C933
R233
Q232
R30
B708
C21
B742
R27
Q11
C20
R29
B707
C252
R152
R151
B706
,
D951
Q251
B703
Q151
B741
C765
R792
B758
C767
C766
B740
R726
R724
R725
91011
D735
12
R983
R982
TPRCH
1
Q750
C211
C111
C253
C152
B744
B702
Q2
R712
B745
B746
C708
L711
C707
D701
R720
R719
C712
15
14
13
C711
B773
R715
C710
C705
R718
R790
KS-F525KS-F525
Front board (Forward side)
R651
R652
S612
PL603
D608
IC652
R634
C653
C671
R658
R631
R633
S618
D611
S616
D601
S601
S1A
D623
D627
D610
D605
R963
R112
C214
40
C970
R750
Q891
C967
D891
C891
B749
C965
B779
C215
B701
C115
R892
R962
C213
R734
C704
R707
R891
C216
C701
C963
C962
B751
C118
B717
R115
C119
C218
R215
R911
R912
R740
R737
R736
R741
60
B714
61
B713
X701
C703
C702
C709
D963
C117
C116
1
B770
C217
B716
R733
R739
R711
R708
R713
R961
C113
80
D961
B726
D741
D742
R975
B725
Q967
C902
C979
C941
C143
R143
C144
R144
C244
R243
R142
C243
R242
Q965
R244
R245
R978
D242
D241
C969
C942
C945
R941
Q241
R246
C247
R247
C246
R977
R981
C978
D982
D979
D977
C964
C961
R752
R757
7
R241
C245
B723
B721
R710
Q978
B722
D981
R753
R754
14
IC751
1
R141
Q964
R967
B769
B728
B755
R755
R773
C751
R756
C943
C944
Front board (Reverse side)
Q979
D978
C977
Mecha control board
C901
D965
D966
C968
R974
R913
C219
C913
D243
R709
R966
Q963
L701
B754
B719
B766
R723
R727
R758
R759
R722
R970
IC961
TPLCH
R216
B772
R217
B743
C112
C153
B711
C212
C911
R732
B771
R705
R716
D738
R746
R751
C768
R717
R721
B
R117
R748
C912
21
20
18
R116
B774
R747
[REMOCON]
R771
R980
R969
R979
Q966
R113
C114
IC911
R212
R213
1
R706
E
Q962
B712
R738
C713
T1A
D652
C652
R654
S608
C651
D654
R655
S609
D625
R663
R653
D655
R656
D653
R641
1
D626
R657
PL601
D657
R607
R637
R608
R609
R639
D620
S602
D621
S610
D622
LCD1
D618
S603
R603
IC652
CP701
C654
D619
S604
R604
15
D617
S605
R605
S606
R606
D614
S607
33
48
49
64
D615
S615
D616
32
17
16
1
D604
S611
D607
R601
D603
S619
R602
R613
R617
D606
R616
S617
R615
R614
D612
D602
R611
R638
R640
R636
R635
GEB10011A
D609
R612
R610
S613
S620
S614
C418
R417
R415
C415
B410
1
B411
R412
11
R414
R418
21
R413
C417
B404
2
CJ403
C412
31
B412
1
IC401
C411
B405
B402
R423
VR401
C410
CJ401
R408
B401
C409
C405
R407
C406
C408
C402
R406
C407
R403
1
R405
C403
R402
1
C404
R404
R422
C401
2
Q402
FSMW1093A
C423
D401
R426
VR402
B409
R425
R411
R410
Q401
R416
C419
C422
C414
C416
C421
C413
1
B407
B408
R420
Q403
B403
B413
T11
R401
C424
R424
IC402
C425
B406
D402
2-
Loading...