Block Diagram -Display Section - Sony CDX-L410X Service Manual

3-5. BLOCK DIAGRAM — DISPLAY SECTION —
LCD DO
TUNER
C
LCD CLK
SECTION
LCD CE
(Page 16)
SYSTEM CONTROL
IC801 (3/3)
KEY 0
29 KEY 0
KEY MATRIX
LSW905-911,913,916-920
S901-906 KEY 1
30 KEY 1
43 KEY ACK
SIRCS
ILL ON
37 XT2
X802
32.768kHz
XT1
38
LCD DRIVER
IC901
64 DATA DI
SEG4 4
|
63 CL CLK I
SEG49 49
62 CE CE
LCD
LCD901
COM1
52
|
I
COM4
55
REMOTE CONTROL
RECEIVER
IC951
44 2 OUT
ILL B+ 1 VCC
LED901,902,904-909
ILL POWER
LSW905-911,913,914,916-920
48 CONTROL
Q914
KEY
( )
ILLUMINATION
ILL B+
BATT SWITCH
Q915
( )
LCD BACK
LIGHT
X2 40
X801
8.38MHz LED910,911
X1 41
• 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-L410X
5Vp-p
3Vp-p
(X2)
2.5Vp-p