Block Diagram -Display Section; Main Board - Sony CDX-L510X Service Manual

3-5. BLOCK DIAGRAM — DISPLAY SECTION —
SYSTEM CONTROL
IC801 (3/3)
KEY 0
KEY 0
29
KEY MATRIX
LCD DO
LSW901-918
LCD CLK
S902,903,931
KEY 1
30 KEY 1 LCD CE
AD ON
43 KEY ACK
Q801
35 AD ON
27 SHIFT
CNP802
31 R COM
(REMOTE IN)
SIRCS
47 NOSE
SW801
ILL ON
(NOSE)
37 XT2
X802
32kHz
38 XT1
8 DOOR SW/IND
RELAY
BOARD
LCD DRIVER
IC901
SEG1
1
|
|
16 64 DATA DI
SEG12
12
17 63 CL CLK
•
•
15 62 CE CE
SEG15 15
|
|
LCD
SEG45
45
LCD901
COM1 52
|
|
COM4
55
REMOTE CONTROL
RECEIVER
IC951
OUT
44 2
ILL B+ 1 VCC
ILL POWER
LED901-906
CONTROL
48
LSW901-918
Q914
KEY
( )
ILLUMINATION
ILL B+
BATT
SWITCH
LED914,915
Q915
( )
LCD
X2 40
X801 BACKLIGHT
8.38MHz
X1 41
LED930,931
LED
POWER CONTROL
Q908,922
• Waveforms
— Servo Board —
(MODE: CD PLAY)
1
2Vp-p
16.9344MHz
IC1 wd (XTAL)
2
5Vp-p
3.2msec
IC1 ts (PACK)
3
1.2Vp-p
uj (RFO)
IC1
4
Approx. 100mVp-p
IC1 oa (FEO)
5
Approx. 100mVp-p
IC1 od (TEO)
17 17

Main Board

— —
1
32.768kHz
IC801 ej (XT2)
2
8.38MHz
IC801 r;
3
10.25MHz
(XO)
IC601 1
0V
0V
CDX-L510X
5Vp-p
3Vp-p
(X2)
2.5Vp-p