Schematic Diagram -Key Section (2/2) - Sony mex-1gp Service Manual

MEX-1GP
3-16. SCHEMATIC DIAGRAM — KEY SECTION (2/2) —
L901 R1032
IC901
C901 C902
R913
Q903
R914
CN901
FB902
C904 VDR901
D916
LF1001
FB901 D919
C911
R902 C912
C909 R903
R901
LED921
RB1005
R1043
IC902
C905
R1042
C914
MEX-1GP
• Refer to page 21 for Waveforms.
• Refer to page 40 for IC Pin Descriptions.
R996
IC904
C921
C910
C919
R904
C918
C906
C908
C903
C916
D922
FB1000
IC905
R916
C937
C941
C924
C940
C935
R937
R1030
IC914
C927
R911
R907
R921
R918
C929
R920 C930
R919 C931
X1003
C926
R1100
C920
IC907 in the key board is not supplied.
The IC907 cannot be replaced. The complete key board
should be replaced.
(Page 31)
C922
FB905
E1002
R915
E1001
R923
C936
C933
FB903
IC907
RB1001
IC910
C946
R949 FB914
R947 FB913
RB1002
R942 FB908
R943 FB909
R940 R1041
R1057
IC916
R1058
R936
R1038
R1037
R1059
R935
R1054
R1033
R1034
C949
C950
R1053
R1035
R1036
R1056
R1055
IC915
RB1004
RB1003
32 32
C932 R925 R924 R928
C943
C923 R922 FB904
C938
FB906
IC906
C939
C944
C942
C925
R912
R926
C977 C928 C934 R931
R927
R1040
R948
C975
C953
R1060 C952
R932
R933
IC911
C955
C954
C945
C947
IC908
C959
FB907
C958 C960
C961
C964
X1002
C962
R1001 C967
R1002 C968
C963
C966
R1007
R1003
R1005
R1000
R946
FB912
FB911 R945
FB910 R944