Sony CDX-GT637UI - Block Diagram -Display Section

CDX-GT63UIW/GT630UI/GT637UI
CDX-GT63UIW/GT630UI/GT637UI
1818
X502
32.768kHz
14
13
39
49
50
48
40
SYSTEM CONTROL
IC501 (2/2)
LCD DRIVER,LED CONTROL
IC981
KEYIN1
CL
CE
LCD_SO
LCD_SCK
LCD_CE
KEYIN0
46
KEYACK1
11
RE-IN0
RE0
RE1
12
RE-IN1
XOUT
XIN
X501
7.92MHz
92
93
OSCOUT
7
NOSE_SW
OSCIN
77
78
76
DIMMER
79
BLUE
2
RING
80
GREEN
1
COM1
I
COM4
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
3
|
64
•
69
65
|
68
S1
I
S64
DI
PANEL+B
KEY MATRIX
S201,951–966
(VOLUME)
PUSH ENTER/SELECT
RE901
ROTARY
ENCODER
95
SIRCS
REMOTE
CONTROL
SIGNAL
RECEIVER
IC982
Q921
GREEN
LED
CONTROL
Q901
BLUE
LED
CONTROL
Q991
DIMMER
CONTROL
LED921-936,
940
LED917-920 LED937-939,
941
LED901-916LED991,992
3
S501
FRONT PANEL
DETACH DETECT
LED201,202
6
DOORIND
BATT
DOOR IND
LED DRIVER
Q908
MAIN
SECTION
A
USB POWER
CONTROL SWITCH
IC802
ATT
99
SYNC OUT
89
USB OVER
5
DOOR SW
3
2E
79
USB ON
BATT
80
DD ON
IN
VBUS
4
EN
5
OC
2
3
IN
6
OUT
D803
L802
DC/DC CONVERTER
CONTROL
IC803
D978
USB SELECT SWITCH
IC971
Q971
USB ON/OFF
CONTROL
S971
FRONT PANEL
OPEN DETECT
CD
MECHANISM
UNIT
(MG-101Z)
(2/2)
D977
7
1E
2
1Z
5
2Y
1
1Y
USB D+
USB D–
6
2Z
73
F AUX
D504
3
CLR
2
B
5
Q
DC/DC CONVERTER
IC801
6
DRV
1
RC
7
OUT
8
OUT
USB POWER
SWITCH
Q801
USB POWER
CONTROL
Q802
SWITCHING
REGULATOR
Q803
LED
DRIVER
Q992
RING ILLUMI
LED CONTROL
Q993
+5V REG
Q806
VOLTAGE
DETECT
Q804,805
1
3
2
VBUS
D+
D–
4
CN971
(USB)
D804
34
RC IN1
45
KEYACK0
41
RC IN0
J701
(REMOTE IN)
• Signal Path
: USB
4-2. BLOCK DIAGRAM – DISPLAY Section –
(Page 17)