Sony CDX-GT17 / CDX-GT27 Service Manual ▷ View online
21
21
CDX-GT17/GT27
CDX-GT17/GT27
5-5. SCHEMATIC DIAGRAM — MAIN SECTION (2/4) —
• Refer to page 26 for IC Block Diagrams.
IC B/D
C479
C602
C618
C617
C432
C452
C442
C462
C755
C751
JC753
C771
C769
C764
C765
C750
JC754
JC755
C775
C774
C435
C455
C445
C465
JW111
C601
R479
C753
R752
C758
C754
C756
Q478
Q479
D601
C776
CN601
FU601
C763
C770
D479
D751
D752
D753
D754
D755
D756
D757
D758
D759
D760
D617
D761
D762
L601
IC750
(Page 20)
(Page 23)
(Page 22)
22
22
CDX-GT17/GT27
CDX-GT17/GT27
R636
R671
R673
R510
C343
R674
R
570
C306
C310
C309
C312
S502
C508
C507
R
513
R5
14
C504
R534
R557
R
532
R550
C510
D511
C513
R505
R504
C509
R563
R
544
R568
C516
C501
R565
C550
R506
JC510
R578
C522
R690
R542
R
547
R
756
R503
R502
R533
R531
R517
R558
R556
R519
R566
R539
R675
R676
R677
R524
R526
R692
R693
R546
R535
C305
C308
C302
C301
R528
R529
R672
R572
R527
R574
R509
R507
R537
C503
R
512
R511
C512
R567
C514
R561
R543
JC504
C523
R663
R
661
R522
R
521
R662
R664
Q664
R302
R301
CNP301
X501
D510
X502
C511
IC501
JC533
R679
R536
D
502
D512
D503
5-6. SCHEMATIC DIAGRAM — MAIN SECTION (3/4) —
• Refer to page 18 for Waveforms.
• Refer to page 27 for IC Pin Description of IC501.
• Refer to page 27 for IC Pin Description of IC501.
(Page 20)
(Page 21)
(Page 23)
23
23
CDX-GT17/GT27
CDX-GT17/GT27
5-7. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) —
R633
R632
R631
R634
R583
C623
CN701
R153
R151
R152
C155
C154
C157
R155
JW140
C622
R584
C631
C519
R601
C151
C152
C153
R540
R541
JC681
Q582
R585
Q581
L151
R154
IC602
Q631
Q580
FB604
D580
R582
D581
D704
D153
UDZW-TE17-6.8B
D719
(Page 20)
(Page 21)
(Page 22)
(Page 25)
24
24
CDX-GT17/GT27
CDX-GT17/GT27
5-8. PRINTED WIRING BOARD — KEY SECTION —
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
14
A
MAIN BOARD CN701
1
37
LIQUID CRYSTAL DISPLAY PANEL
IC971
GT27
OFF
EQ3
LSW901
LSW904
.m
SEEK–
M >
SEEK+
LSW903
DSPL/SCRL
LED951–953
(RING ILLUMINATION)
3/REP
4/SHUF
LSW909
LSW908
LSW907
LSW905
BTM
2/ALBUM+
LSW906
(GT27)
(GT27)
1/ALBUM–
1
(GT17)
(GT17)
2
5
6/PAUSE
LSW911
LSW910
1-874-378-
1-874-378-
(11)
11
(11)
11
PUSH SELECT
(VOLUME)
RE901
LED941,
S901
AUX
J901
Z
LED942,
S902
LED943
S902
LED931
S903
S901
LED942
LED953
LED951
LED952
LED944
LED945
R975
C971
1
2
4
3
R943
R948
R944
R905
R946
LCD901
R945
R902
R901
IC971
LSW910
LSW909
LSW908
LSW907
LSW906
LSW905
LSW903
LSW902
LSW902
DSPL
(GT27)
(GT17)
SOURCE
LED944,
S903
LSW904
LSW901
S904
LED941
LSW911
LED931
(LCD BACK LIGHT)
R979
R978
R977
R982
C986
R974
C983
D982
C984
R986
R985
R984
D981
R981
R987
C981
FB903
D993
R933
R931
GT27
GT27
R932
R903
Q932
R972
R904
R907
R947 R908
R909
D998
R913
R949
R912
R911
R914
R952
R950
D991
D994
R951
IC901
R910
CN901
R971
C987
R988
Q931
R934
R942
R941
R992
R953
R954
R915
D903
D992
RE901
1
2
3
4
5
MODE
LED945,
S904
(Page 19)
IC901
G-8
IC971
D-14
LED931
C-13
LED941
B-13
LED942
A-1
LED944
B-4
Ref. No.
Location
D903
G-11
D981
H-10
D982
H-10
D991
G-11
D992
G-11
D993
G-11
D994
F-14
• Semiconductor Location
Ref. No.
Location
LED945
C-4
LED951
B-3
LED952
C-4
LED953
C-3
Q931
G-10
Q932
G-10
Ref. No.
Location
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