Block Diagram -Display Section - Sony CDX-GT590UI Service Manual

CDX-GT590UI/GT595UI
4-2.
PUSH ENTER/SELECT
CDX-GT590UI/GT595UI
BLOCK DIAGRAM – DISPLAY Section –
SYSTEM CONTROL
IC401 (2/2)
39 KEY_IN1
KEY MATRIX
LCD_SO
49
LSW905–913,
LCD_SCK 50
S901–907 KEY_IN0
40
LCD_CE 48
46 KEY_ACK1
RE901
(VOLUME)
ROTARY RE0
11 RE_N0
ENCODER
RE1
12 RE_IN1
AREA_SEL2
55
34 RC_IN1
J801
41 RC_IN0
(REMOTE IN)
45 KEY_ACK0
14 X_IN
X402
32.768kHz
13 X_OUT
DD_ON
100
93 OSC_IN
X401
SYNC_OUT 99
7.92MHz
92 OSC_OUT
REMOTE
CONTROL
USB_ON 21
SIGNAL 3 95 SIRCS
RECEIVER
IC902
USB_OVER 24
7 NOSE_SW
LCD DRIVER,LED CONTROL
IC901
64
DATA
63 CLK LCD
5
PANEL+B
62 CE
|
SEG48
I 50 LCD901
SEG2
55
LIQUID
SEG52
60
CRYSTAL
DISPLAY
PANEL
51
COM4
I |
COM1
54
DIMMER 2
BLINK 4
E,IND MODEL
S402
(FREQUENCY SELECT)
FM(200K)
BU+3.3V AM(10K)
FM(50K)
AM(9K)
USB POWER
BATT SWITCH
Q502
USB POWER
DC/DC CONVERTER
CONTROL
DC/DC CONVERTER
CONTROL
Q501 IC502 IC501
D502
3 CLR
Q 5 1 RC DRV
2 B
14 14
LED903,905,907,909,910,912,
LED901 LED924,925,928,929
914,916,919,921,932,934,
(LCD BACK LIGHT) (RING ILLUMINATOR)
Q901
Q907
LCD BACK LIGHT
LED
DIMMER
DRIVER
CONTROL
USB POWER
CONTROL SWITCH
IC503
L502
SWITCHING
VIN
REGULATOR 1
Q503
CONT
6
D505 D510
USB OVER
CURRENT DETECT
Q504,505
CD
USB D+
MECHANISM
USB D–
UNIT
(MG-101Z)
(2/2)
LSW905-913
VOUT 3 VBUS
2
S P
: USB
A
IND: I
VBUS
CN902
1
D+
3
D–
2
4
(USB)