Schematic Diagram -Key Section - Sony CDX-GT650UI Service Manual

4-10. SCHEMATIC DIAGRAM – KEY Section –
1 2
KEY BOARD
A
B
0.6(RED)/
0(OTHER)
Q972
RT3CLLM
LED COLOR CONTROL
C
R926
56
FB902
R998
D
FB901
4.7k
J901
AUX
R997
FB903
4.7k
CN901
20P
AUX-R 1
AUX-GND 2
KEY1 3
E KEY0 4
KEY-GND 5
LCD-DATA 6
LCD-CE 7
GND-USB 8
VBUS-USB 9
SUB
B GND-LCDLED 10
BOARD
C904 1000p
GND-LCDLED 11
CN201
(Page 23)
D- (USB) 12
D+ (USB) 13
F LCD-CLK 14
SIRCS 15
RE0 16
RE1 17
DOORSW 18
+B-LCDLED 19
AUX-L 20
G
5
CN971
4P
VBUS-USB
D-
H
D+
GND-USB
(USB) 6
S971
FRONT PANEL
(OPEN DETECT)
I
J
CDX-GT650UI/GT700UI/GT707UI
• See page 27 for IC Block Diagrams.
3 4 5 6
R G B
LED990
SMLV56RGB1U1
(BUTTON FUNCTION)
3.4(RED)/ 3.4(GREEN)/ 3.4(BLUE)/
7.4(OTHER) 7.4(OTHER) 7.4(OTHER)
1.3(RED)/ 0.6(GREEN)/ 1.3(GREEN)/ 0.6(BLUE)/ 1.3(BLUE)/
0(OTHER) 0(OTHER) 0(OTHER) 0(OTHER) 0(OTHER)
Q973 Q974
RT3CLLM RT3CLLM
LED COLOR CONTROL LED COLOR CONTROL
R947 R933 R928 R958 R934 R930 R967
120 10k 56 56 10k 39 120
C995
1000p
5.1
D978
MA2J1110GLS0
0.5
L921
Q971
RT1P141C-TP-1
USB ON/OFF CONTROL
5 1 2
3 4
5.1 0.3
8 1Y 1
VCC
5 0.3
7 1E 1Z 2
0.3 5
6 2Z 2E 3
0.3
5 2Y GND 4
R972
10k
IC971 IC B/D
IC971
74LVC2G66DC-125
USB SELECT SWITCH
7 8 9
R G B
LED989
SMLV56RGB1U1
(BUTTON PRESET)
R G B
LED986
SMLV56RGB1U1
(BUTTON PRESET)
3.4(RED)/ 3.4(GREEN)/
7.4(OTHER) 7.4(OTHER)
0.6(RED)/ 1.3(RED)/ 0.6(GREEN)/ 1.3(GREEN)/
0(OTHER) 0(OTHER) 0(OTHER) 0(OTHER)
Q975 Q976
RT3CLLM
RT3CLLM
LED COLOR CONTROL LED COLOR CONTROL
R935 R932 R968 R940 R937 R989 R901
10k 56 270 10k 56 56 10k
R986
220
2 1 4.9
GND1 VCC
4 3 4.7
GND2 OUT
IC984
IC984
RS-470
REMOTE CONTROL
SIGNAL RECEIVER
R983 R984 R985
100 100 100
R974 470 LCD-DATA
R973 470 LCD-CE
LCD-CLK
R975 470
R978 100
SEEK+
SOURCE M
/MODE
/OFF >
R951 R952 R953 R954
820 1k 1k 1.2k
S951 S952 S953
D
B
R999
10
E
A
C
S959 S960 S961 S962
RE901
ROTARY ENCODER
PUSH ENTER/SELECT
(VOLUME) R959 R960 R961 R962
820 1k 1k 1.2k
DSPL/SCRL 6/PAUSE 5 4/SHUF 3/REP
25 25
10 11 12
3.4(BLUE)/
3.4(RED)/
7.4(OTHER)
7.4(OTHER)
0.6(BLUE)/ 1.3(BLUE)/
0.6(RED)/ 1.3(RED)/ 0.6(GREEN)/
0(OTHER) 0(OTHER)
0(OTHER) 0(OTHER) 0(OTHER)
Q977
Q978 Q979
RT3CLLM
RT3CLLM RT3CLLM
LED COLOR CONTROL
LED COLOR CONTROL LED COLOR CONTROL
R939 R990 R902 R942 R991 R906 R944
39 120 10k 56 390 10k 68
R981
100
60 59 58 57 56
S59 2.5
61 S63
S60 2.5
62
S64
S61
2.5
63
S65
S62
2.5
64
S66
COM1 2.5
65 COM1
COM2 2.5
66 COM2
COM3 2.5
67 COM3
COM4 2.5
68
COM4
S63 2.5
69
S67
5.9
70
VDD
C982 0.1
3.3
71 VDD1
C981 0.1
1.7
72 VDD2
73 VSS
S64 2.5
74
S68/OSCI
2.5
75
INH
LCD-CE
0
76
CE
LCD-CLK
3.2
77 CL
LCD-DATA 2.9
78 DI
79 P1/S1
5.8(BLUE)/0(OTHER)
80 P2/S2
1 2 3 4 5
5.8(GREEN)/0(OTHER)
5.8(RED)/0(OTHER)
SEEK–
.
ZAP COLOR
m
R955 R956 R957
1.5k 1.8k 2.2k
S954 S955 S956 S957
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
S963 S964 S965 S966
72 71 70 69 68 67 66 65 64 63 62 61 60 59
R963 R964 R965 R966
1.5k 1.8k 2.2k 3.3k
2/ALBUM + 1/ALBUM – PTY/CAT
(US,CND)
AF/TA/PTY
(AEP,UK,RU)
PTY
(E,EA,MX,IND)
CDX-GT650UI/GT700UI/GT707UI
13 14
R G B
LED987
SMLV56RGB1U1
(LCD BACK LIGHT R)
R G B
LED988
SMLV56RGB1U1
(LCD BACK LIGHT L)
3.4(GREEN)/ 3.4(BLUE)/
7.4(OTHER) 7.4(OTHER)
1.3(GREEN)/ 0.6(BLUE)/ 1.3(BLUE)/
0(OTHER) 0(OTHER) 0(OTHER)
Q980
RT3CLLM
LED COLOR CONTROL
R992 R907 R946 R993 R908
82 10k 56 120 10k
55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
2.5 S40
S42
40
2.5 S39
S41 39
S38
2.5
S40 38
S37
2.5
S39 37
2.5 S36
S38 36
2.5 S35
S37
35
2.5 S34
S36
34
2.5 S33
S35 33
IC981 2.5 S32
S34 32
S31
2.5
S33 31
IC981
S30
2.5
LC75879PTH-US-H
S32 30
LCD DRIVER,LED CONTROL 2.5 S29
S31
29
2.5 S28
S30
28
2.5 S27
S29 27
2.5 S26
S28 26
S25
2.5
S27 25
S24
2.5
S26 24
2.5 S23
S25 23
2.5 S22
S24
22
2.5 S21
S23
21
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37