Sony CDX-GT878US - Printed Wiring Boards -Key Section

CDX-GT828U/GT870US/GT878US
CDX-GT828U/GT870US/GT878US
3030
5-11. PRINTED WIRING BOARDS – KEY Section –
• See page 18 for Semiconductor Location. • : Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
234567891011121314
FB902
FB901
BRN
RED
ORG
FB903
J901
AUX
LED903
S903
S904
S905
S906
R801
S907
R847
S911
S908
S910
LED904
LED906
LED910
LED915
S916
LED914
LED911
LED912
LED909
LED916
S914
S913
S915
S909
S912
LED901
LED920
LED919
LED917
LED918
R848
LED908
R861
LED907
LED902
IC903
1
2
4
3
S902
LED913
R868
R845
R846
IC905
LF901
RB909
RB908
RB907
RB906
RB905
RB904
RB903
RB902
R884
R883
R886
R885
R887
R888
R889
R890
RB910
RB911
RB912
RB913
D904
D903
D901
C901
C921
D902
D905
FB905
FB904
R891
R916
R917
Q909
Q908
R849
R850
R851
IC904
R852
Q901
R910
R924
S901
R911
R858
ORG
RED
BRN
IC901
D918
R895
R859
R876
R912
R829
R839
X901
R854
R821
R913
R853
R905
R857
C912
C911
C915
R882
R873
C910
R832
R900
Q905
R802
R909
R870
R904
C917
R902
R875
RB901
R824
R874
R869
R914
R877
R879
C918
R841
C916
R865
C906
R838
R866
R836
R837
R860
R823
CN901
24
13
1
12
2
CN902
(USB)
S901
FRONT PANEL
OPEN/CLOSE
DETECT
6
5
4
3
1
R903
R894
R827
GT878US
R833
R835
R855
R843
R872
R893
R899
R898
R881
R897
R878
R892
C902
R831
C903
C909
C920
R811
R813
R864
R817
R901
R863
D914
IC902
R822
R819
Q911
R922
Q910
R920
R921
R826
R825
Q904
D907
R862
R828
R830
D917
D911
D913
D909
D906
D912
D915
R896
D908
R915
D910
R856
R834
R842
R805
R803
R808
R806
R867
C914
D916
Q903
Q902
R840
R804
R810
R814
R809
R844
R807
R812
R925
R923
R880
R907
R906
R926
R927
R928
R929
R930
R931
R932
R908
R820
R816
R818
R815
R871
R933
CN902
FL901
FLUORESCENT INDICATOR TUBE
R884,886,916
(GT828U/GT870US)
Q908,909,
R883,917
(GT878US)
/LIST/
BROWSE
LED906,S913
IC903
S911,LED910
S902,LED909 S903,LED912 S904,LED911 S905,LED914
S906,LED913
S907,LED916
OFF
LED904,S914
/BACK
LED917–920
(RING ILLUMINATION)
1/REP
2/SHUF
3/ALBUM –
4/ALBUM +
5/DM+
6/PAUSE
S908,LED915
DSPL/SCRL
(GT828U)
(GT870US/GT878US)
DSPL
LED903,S915
LED907,S912
LED908,S909
SOURCE
LED902,S916
LED901,S910
MODE
AF/TA/PTY
(GT828U)
(GT870US/GT878US)
SCRL
N
SEEK–
.
SEEK+
1-875-740-
(11)
11
1-875-738-
(11)
11
1-875-738-
(11)
11
1-875-740-
(11)
11
RE901
PUSH ENTER/SOUND/MENU
B
SUB BOARD
CN701
(Page 28)