Schematic Diagram - Panel Section - Sony CMT-HX3 Service Manual

6-25. SCHEMATIC DIAGRAM – PANEL Section –
R970 R984
4.7 4.7
R959 R983
4.7 4.7
R958 R982
4.7 4.7
R957 R981
4.7 4.7
R956 R980 R911 R902
4.7 4.7 10k 100k
Q908
2SC3052F
R949
C920
C919 10k
10
0.1
16V
D906
MC2837
C917
1
C916
C915 Q904
10
0.1 2SC3052F
16V
D905
MC2837
C913
1
D907
MC2837
C912
C911 R928
10
0.1 10k
16V
C909 Q907
10 C908 2SA1365
16V 0.1
R937
10k
R929
10k
C907
0.1 R935 R930
1k 10k
R943
47
C906 R926 R933
R940 0.1 47k 22k
47
Q906,907
DC/DC
Q906
CONVERTER 2SC3440 R936 C905
10k 0.001
R952 R967
47k 22k
S953 S968 S967
ENTER
-
TUNE -
HCD-HX3/HX5/HX7
• See page 41 for Waveforms. • See page 46 for IC Block Diagrams.
FL901
FLUORESCENT INDICATOR TUBE
Q901 R901
2SC3052F 47k
GRID DRIVE
Q902
2SC3052F C922
R903 R904 R905 R910 10
GRID DRIVE
47k 100k 47k 10k 50V
R924
Q904,908
47k
B+ SWITCH
R923
1k
R918
220
R927
1k
POWER CONTROL
SWITCH,
B+ SWITCH
IC901
NJM4558M
D903
1SS355W
R919 R917
22k 22k
Q903,905
POWER CONTROL
SWITCH
Q905
RT1N441C
Q903
R934
RT1N441C
22k
R966 R965 R963 R961 R960
10k 4.7k 2.2k 2.2k 1k
S966 S965 S963 S962 S961
PLAY MODE/ DSGX DISPLAY
+
TUNE + TUNING MODE
R978
47k
S976 S975
SEARCH /CANCEL
D909
1N4002-B5
R979 R951
2.2k 1k
S954 S952 S951
BLUETOOTH OPR
R947
(HX5/HX7)
470
D951
SLR-325VCT31P
STANDBY
R945
10k Q951
2SC3052F
LED DRIVE
R944
10k
Q952
2SA1235
B+ SWITCH
R975
CN907
4.7k(HX5/HX7)
3P
10k(HX3)
KEY1
DGND
KEY2-1
S974
(HX3/HX7)
FUNCTION
R977
AUDIO IN
22k
(HX5)
43 43
RV952
REMOTE CONTROL RECEIVER
ROTARY ENCODER
IC951
NJL24H400A VOLUME
C954
0.1
R989 R991
2.2k 1k
R990
4.7k
R954 R992 C962
100 10k 0.1
Q953
2SC3052F
LED DRIVE
D952
SLR-325DCT31(HX3)
SELK5E20C-DTP15(HX5/HX7) R955
10k
USB MEMORY (HX3)
USB/BT LED
BLUETOOTH (HX5/HX7)
LED STANDBY
EVER+3.3V
VOLUME JOG
R950
220(HX5/HX7)
470(HX3) FL RESET
R953 2.2k FL PWR ON
R962 2.2
R976
0(HX3)
10k(HX5/HX7)
KEY2-1
R974 R972 R971
2.2k(HX5/HX7) 1k(HX5/HX7) 0(HX5/HX7)
R973
4.7k(HX3) 2.2k 2.2k(HX3) 1k(HX3)
S973 S972 S971 S970
AUDIO IN TUNER/BAND CD USB (HX3)
TUNER/BAND CD USB BLUETOOTH (HX5/HX7)
HCD-HX3/HX5/HX7
5
DGND
DGND
KEY2
KEY1
KEY0-1
1
1
SIRCS
DGND
KEY0
KEY1
KEY2
FL SD
FL CS
FL SCLK
(Page 33)
FL +7V
FL +11V
FL DGND
17
CN906
3P
DGND
KEY1
CN905
5P
KEY0
KEY1
KEY2
DGND
DGND