Schematic Diagram -Key Section - Sony CDX-GT63UIW Service Manual

4-10. SCHEMATIC DIAGRAM – KEY Section –
1 2 3
KEY BOARD
A
Q992
RING ILLUMI LED917-920,937-939,941
LED DRIVER (RING ILLUMINATOR)
Q992
ISA1235AC1TP-1EF
10.5 10.5
B
9.8
R995
100k
R917 R937
470 150
C
R918 R938
470 120
D
R996 C993
10k 0.1
R978
100
E
CN901
20P
F
AUX-R 1
AUX-GND
2
KEY1 3
KEY0
4
KEYGND
5
LCD-DATA 6
LCD-CE
7
GND-USB 8
VBUS-USB
9
SUB GND-LCDLED
B 10
G
BOARD
GND-LCDLED 11
CN201
(Page 25) D- (USB)
12
D+ (USB) 13
LCD-CLK
14
SIRCS
15
RE0 16
RE1
17
DOORSW 18
+B-LCDLED
19
AUX-L
20
H
C905
I
4.7
MAZ8068GMLS0
CN971
6P
GND-USB
L921
D+
D-
VBUS-USB
(USB)
D975
MAZ8068GMLS0
J
CDX-GT63UIW/GT630UI/GT637UI
• See page 30 for IC Block Diagrams.
4 5 6
LED903,923 LED905,925 LED907,927
ZAP SEEK+/ SOURCE
LED904,924,940 LED906,926 LED908,928
LED901,921
/SEEK- MODE
OFF
R919 R939 R900 R947
470 150 470 150
R901 R921 R903 R905 R925 R907 R927
470 120 470 470 150 470 150
R920 R940 R902 R922 R904 R924 R906 R926 R908 R928
470 120 220 120 220 220 220 120 470 120
R974 470 LCD-DATA
R973 470
LCD-CE
D910
D911
MAZ8068GMLS0 MAZ8068GMLS0
C999
1000p
B
E
R975 470 LCD-CLK
A
RE901
R977 R976
10 10
RE901
ROTARY ENCODER
PUSH ENTER/SELECT
(VOLUME)
IC B/D
D977
D976
RB501V-40TE-17
MAZ8068GMLS0 SN74LVC2G66DCUR
D971 D972
USB SELECT SWITCH
MAZ8068GMLS0
5.1
D978
MA2J1110GLS0
0.6 0
1Y
Q971
0
RT1P141C-TP-1
S971 5.1 1Z
USB ON/OFF CONTROL
FRONT
5.1
PANEL
2E
OPEN
R972
DETECT
10k
GND
7 8 9
LED909,929
BTM/CAT
(US,CND)
LED902,922 LED911,931 LED913,933 LED915,935
AF/TA/PTY
2/ALBUM + 4/SHUF 6/PAUSE
(EXCEPT US,CND)
LED912,932 LED914,934 LED916,936
LED910,930
3/REP 5/DM+ DSPL/SCRL
1/ALBUM -
R944 R941
470 150
R945 R942 R909 R929 R911 R931 R913 R933 R915 R935
470 120 470 150 470 150 470 150 470 150
R946 R943 R910 R930 R912 R932 R914 R934 R916 R936
470 120 220 120 220 120 220 120 220 120
Q901 Q921
Q993
LTC614TKFP8T146
LTC614TKFP8T146
RT1N141C-TP-1
BLUE LED DRIVER GREEN LED DRIVER
RING ILLUMI LED CONTROL
0 0 8.9
5.7 5.7 0
C902 C922
0.1
0.1
C992 C901 C921
1000p 1000p
1000p
R951 R952 R953 R954 R955 R956 R957 R958
820 1k 1k 1.2k 1.5k 1.8k 2.2k 3.3k
OFF SOURCE SEEK+/ ZAP MODE /SEEK-
D
C
R959 R960 R961 R962 R963 R964 R965 R966
820 1k 1k 1.2k 1.5k 1.8k 2.2k 3.3k
DSPL/SCRL 6/PAUSE 5/DM+ 4/SHUF 3/REP 2/ALBUM + 1/ALBUM - BTM/CAT
(US,CND)
AF/TA/PTY
(EXCEPT US,CND)
IC971
IC971
5.1
VCC
5.1
1E
0
2Z
0
2Y
R971
10k
27 27
10 11 12 13
LED991,992
(LCD BACK LIGHT)
R983
100 IC982
60 59 58 57 56 55 54
R984
REMOTE CONTROL
R988
100 SIGNAL RECEIVER
100
S59 2.4
R985 IC982
R986 61 S63
100 RS-470 S60
2.4
220
4.9 1 2 62 S64
VCC GND1 S61 2.4
3 4
4.8 63 S65
OUT GND2 S62 2.4
64 S66
R987 C986 COM1
2.4
1k 2.2 COM1
65
COM2 2.4
R991
66 COM2
150 COM3
2.4
67 COM3
D982 COM4 2.4
R981
68 COM4
R992 MA2J1110GLS0 150
S63 2.4
100 69 S67
C983 0.022 5.7
VDD
70
R982 C982 0.1 3.2
R993
1.5M 71 VDD1
0 C981 0.1
1.6
72 VDD2
73 VSS
S64 2.4
74 S68/OSCI
2.5
75 INH
C985
C984 0.3
0.1
0.47 76 CE
3.1
77 CL
3
78 DI
5.7
79 P1/S1
5.7
80 P2/S2
1 2 3 4 5 6 7
Q991
LTC614TKFP8T146
DIMMER CONTROL
0
5.7
R994
1.8k
C991
1000p
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
LCD901
LIQUID CRYSTAL DISPLAY PANEL
72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
JACK BOARD
FB901
W0R W0R
AUX-R
AUX-R AUX-R
FB902
W0L W0L
AUX-L
AUX-L AUX-L
R998
R997 FB903
4.7k
W0G W0G
AUX-G 4.7k
AUX-GND AUX-GND
CDX-GT63UIW/GT630UI/GT637UI
14 15
53 52 51 50 49 48 47 46 45 44 43 42 41
2.4 S40
S42 40
S39
2.4
S41 39
2.4 S38
S40
38
2.4 S37
S39 37
S36
2.4
S38
36
2.4 S35
S37 35
S34
2.4
S36 34
2.4 S33
S35
33
2.4 S32
IC981
S34 32
S31
2.4
IC981 S33
31
2.4 S30
LC75876WH-US-E
S32 30
LCD DRIVER, S29
2.4
LED CONTROL S31 29
2.4 S28
S30
28
2.4 S27
S29 27
S26
2.4
S28
26
2.4 S25
S27 25
S24
2.4
S26 24
2.4 S23
S25
23
2.4 S22
S24 22
S21
2.4
S23
21
8 9 10 11 12 13 14 15 16 17 18 19 20
50 49 48 47 46 45 44 43 42 41 40 39 38 37
J901
AUX