Block Diagram -Display Section - Sony CDX-M50IP Service Manual

CDX-M50IP/MR50IP
5-2. BLOCK DIAGRAM — DISPLAY SECTION —
IPOD CHARGE CONTROL
IC800
CN801
3 1
IPOD-CHARGE 1 BATT
2
X250
7.3728MHz
IPOD-RX5V 4
IPOD RX+5V
CONTROL
IPOD
SWITCH
CONNECTOR
Q803,804
6
IPOD-3.3V
IPOD TX+5V
CONTROL
SWITCH
Q801,802
IPOD-TX5V 7
IPOD DETECT
IPOD-DET 8 SWITCH
Q806
CDX-M50IP/MR50IP
IPOD ADAPTOR
IC250
14 OC1A
B
OC2 16 IPOD-ATT
SECTION
(Page 21)
7 XTAL1
AIN0/INT2 42 BUIN
8 XTAL2
RESET IPOD-SYSRST
4
D250
T1 41
C
SECTION
(Page 21)
INT0 11 UNISCK
MOSO 2 UNISO
D510
7 RXD
MOSI 1 UNISI
BUS ON/OFF
SWITCH
Q824
SCK 3
12 INT1
RC1
J370
( )
REMOTE
RC0
IN
D501
KEY MATRIX
S901–915
S201
Z
KEY ACK
ENABLE
Q501
MAIN
RE901
VOLUME
CONTROL
DIAL/
SELECT
BUTTON
+
ROTARY
RE-0
ENCODER
MAIN RE-1
X501
32.768kHz
X500
18.432MHz
CN901 CN201
14 14
DOOR_SW
MAIN
A
SECTION
(Page 21)
+3.3V
FM(200k)
AM(10k)
S501
( )
FREQUENCY
SELECT
FM(50k)
AM(9k)
M50IP
S102
(FRONT PANEL DETECT)
22 22
SYSTEM CONTROL LCD DRIVER/LED CONTROL
IC501 (2/2) IC901
71 RC_IN1
3
S1
43 RC_IN0 LCD_SO 28 LCD901
78 DI
|
I
LCD_CKO
29 77 CL 64
S62 LIQUID
LCD_CE 27 76 CE CRYSTAL
DISPLAY
COM1 65
PANEL
I |
COM4 68
KEYIN1
40
41 KEYIN0
LCD BACK LIGHT
DIMMER CONTROL
DIMMER 80
Q901
52 KEY ACK
1 2
48 AD_ON
LED902–916,
943,947,
948,950
( KEY/VOLUME )
ILLUMINATION
32 RE–IN1
31 RE–IN0
XOUT
79
RED LED
CONTROL
80 XIN Q920
OSCIN
82
83 OSCOUT
57 BUSON_A
70 DOOR_SW
LED201
LED DRIVER (DISC IN)
DOOR_IND 30
Q589,590 LED202
REMOTE CONTROL
SIGNAL RECEIVER
IC971
SIRCS 64 3 OUT
3 AREASEL2
75 NOSE_SW
LED930,931
( LCD BACK )
LIGHT
DISP+B
D946,949,
951–966,993
KEY
( )
ILLUMINATION
GREEN LED
CONTROL
Q919
Z