Read Sony CDX-GT35U / CDX-GT39U / CDX-GT39UE Service Manual online
CDX-GT35U/GT39U/GT39UE
CDX-GT35U/GT39U/GT39UE
16
16
4-2. BLOCK DIAGRAM – DISPLAY Section –
X402
32.768kHz
14
13
39
49
50
48
50
48
40
SYSTEM CONTROL
IC401 (2/2)
LCD DRIVER,LED CONTROL
IC901
KEY_IN1
CLK LCD
CE
CE
LCD_SO
LCD_SCK
LCD_CE
KEY_IN0
46 KEY_ACK1
11 RE_N0
RE0
AEP,UK,RU MODEL
RE1
12 RE_IN1
XOUT
XIN
X401
7.92MHz
93
92 OSCOUT
7 NOSE_SW
OSCIN
63
64
62
DIMMER 2
COM4
I
COM1
LCD901
LIQUID
CRYSTAL
DISPLAY
PANEL
5
|
50
55
60
51
|
54
SEG48
I
SEG2
SEG52
DATA
PANEL+B
KEY MATRIX
LSW901
S902–908
(VOLUME)
PUSH ENTER/SELECT
RE901
ROTARY
ENCODER
95 SIRCS
REMOTE
CONTROL
SIGNAL
RECEIVER
IC902
BACK-LIGHT 1
LCD BACK LIGHT
DRIVE
Q902
DIMMER
SWITCH
Q901
LED911,913–915,918,
924,925,930,931,
LSW901,905–913
LED901
(LCD BACK LIGHT)
3
USB POWER
CONTROL SWITCH
IC503
99
SYNC_OUT
24
USB_OVER
21
USB_ON
BATT
100
DD_ON
VIN
VBUS
1
3
VOUT
D505
D512
L502
CD
MECHANISM
UNIT
(MG–101Y)
(2/2)
USB D+
USB D–
USB D–
DC/DC CONVERTER
IC501
6
DRV
1 RC
2
CONT
USB POWER
SWITCH
Q502
USB POWER
CONTROL
Q501
SWITCHING
REGULATOR
Q503
D510
USB OVER
CURRENT DETECT
D511,Q504,505
1
3
2
3
2
VBUS
D+
D–
D–
4
CN902
(USB)
D502
34 RC_IN1
45 KEY_ACK0
41 RC_IN0
J801
(REMOTE IN)
SLJQDO PDWK
: USB
55 AREA_SEL2
AM(10K)
FM(200K)
AM(9K)
FM(50K)
S402
FREQUENCY
SELECT
BU+3.3V
E,AR MODEL
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Ver. 1.1
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