Schematic Diagram -Key Section - Sony CDX-M60UI Service Manual

4-10. SCHEMATIC DIAGRAM – KEY Section –
1 2
A
KEY BOARD
Q992
RING ILLUMI LED917-920,937-939,941
B
LED DRIVER (RING ILLUMINATOR)
Q992
ISA1235AC1TP-1EF
10.5 10.5
9.8
R995
100k
C
R917 R937
470 220
D
R918 R938
470 150
R996 C993
10k 0.1
E R978
100
F
CN901
20P
AUX-R
1
AUX-GND
2
KEY1 3
G
KEY0
4
KEYGND
5
LCD-DATA 6
LCD-CE
7
GND-USB
8
R979 0
C904
VBUS-USB 9
1000p
SUB
GND-LCDLED
B 10
BOARD
GND-LCDLED
11
CN201
(Page 23) D- (USB)
12
R969 0
D+ (USB) 13
R970 0
H
LCD-CLK
14
SIRCS
15
RE0 16
RE1
17
DOORSW
18
R980 0
+B-LCDLED 19
AUX-L
20
I
CDX-M60UI/MR60UI
• See page 28 for IC Block Diagrams.
3 4 5 6
LED903,923 LED905,925 LED907,927
ZAP SEEK+/
LED901,921 LED904,924 LED906,926 LED908,928
OFF /SEEK–
R919 R939 R900
470 220 470
R901 R903 R923 R905 R925 R907
470 470 150 470 120 470
R920 R940 R902 R904 R924 R906 R926 R908
470 150 220 220 220 220 120 470
R974 470 LCD-DATA
R973 470 LCD-CE
C999
1000p
B
E
R975 470 LCD-CLK
A
ROTARY ENCODER
PUSH ENTER/SELECT
(VOLUME)
7 8 9
LED909,929
BTM/CAT
(M60UI)
LED902,922 LED911,931 LED913,933
AF/TA/PTY
SOURCE 2/ALBUM + 4/SHUF
(MR60UI)
LED910,930 LED912,932 LED914,934
MODE 1/ALBUM – 3/REP 5/DM+
R944
470
R945 R942 R909 R929 R911 R931 R913 R933
470 120 470 220 470 220 470 220
R946 R943 R910 R930 R912 R932 R914 R934
470 120 220 150 220 150 220 150
Q901
Q993
LTC614TKFP8T146
RT1N141C-TP-1
0 0 8.9
BLUE LED DRIVER
RING ILLUMI LED CONTROL
5.7 5.7
C902
C922
0.1
0.1
C992 C901
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
D
C
RE901
R959 R960 R961 R962 R963 R964 R965
820 1k 1k 1.2k 1.5k 1.8k 2.2k
DSPL/SCRL 6/PAUSE 5/DM+ 4/SHUF 3/REP 2/ALBUM + 1/ALBUM – BTM/CAT
(M60UI)
AF/TA/PTY
(MR60UI)
25 25
10 11 12
LED915,935
6/PAUSE
LED916,936
LED991,992
DSPL/SCRL
(LCD BACK LIGHT)
R983
100
IC982
R984
R988 REMOTE CONTROL
100
100 SIGNAL RECEIVER
S59 2.4
R985 IC982
S63
R986 61
100 RS-470 S60
2.4
220
1 2 S64
4.9 62
S61 2.4
VCC GND1
4.8 3 4 63 S65
OUT GND2 S62 2.4
S66
64
R987 C986 COM1
2.4
1k 2.2 COM1
65
COM2 2.4
R991
COM2
66
150 COM3 2.4
COM3
67
COM4 2.4
D982 R981
COM4
68
R992 MA2J1110GLS0 150 S63
2.4
100 S67
69
5.7
C983 0.022
VDD
70
R982 C982 0.1 3.2
R993 VDD1
1.5M 71
0 C981 0.1
1.6
VDD2
72
R935 73 VSS
R915
S64 2.4
470 220
S68/OSCI
74
2.5
INH
C985 75
C984 0.3
0.1
76 CE
0.47
3.1
CL
77
3
DI
78
5.7
P1/S1
R916 R936 79
5.7
220 150
P2/S2
80
Q921 Q991
LTC614TKFP8T146 LTC614TKFP8T146
0
DIMMER CONTROL
GREEN LED DRIVER
0 5.7
R994
1.8k
C921 C991
1000p 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
/SEEK–
72 71 70 69 68 67 66 65 64 63 62 61 60 59
R966
3.3k
AUX-R W0R
AUX-R AUX-R
W0L
AUX-L
AUX-L AUX-L
R997 R998
4.7k 4.7k W0G
AUX-G
AUX-GND AUX-GND
CDX-M60UI/MR60UI
13 14 15
60 59 58 57 56 55 54 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
2.4 S34
S36
34
2.4 S33
S35
33
S32
IC981 2.4
S34
32
2.4 S31
S33
IC981 31
LC75876WH-US-E 2.4 S30
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
2.4 S24
S26
24
S23
2.4
S25
23
2.4 S22
S24
22
2.4 S21
S23
21
1 2 3 4 5 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
JACK BOARD
FB901
W0R
FB902
W0L
J901
AUX
FB903
W0G