Block Diagram -Display Section; Circuit Boards Location - Sony CDX-L450V Service Manual
Fm/am compact disc player
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Also See for CDX-L450V:
- Installation/connections (3 pages) ,
- Operating instructions manual (56 pages) ,
- Limited warranty (1 page)
Table of Contents
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4-4. BLOCK DIAGRAM — DISPLAY SECTION —
SYSTEM CONTROL
IC801 (3/3)
KEY 0
29
KEY 0
KEY MATRIX
LCD DO
S501-511,
LCD CLK
S512-521
KEY 1
30
KEY 1
LCD CE
D914
KEY
ACTIVE
43
KEY ACK
Q916
AD ON
47
IC552
IR
44
SIRCS
RECEIVER
ILL ON
XT2
37
X802
32.768kHz
38
XT1
LCD DRIVE
IC551
1
|
18
62
DATA
DATA
23
SEG1
CLK
CLK
20
61
|
•
19
60
CE
CE
SEG52
25
|
LCD
53
LCD501
64
COM1
•
•
63
COM2
57
INITIAL
RESET
ILL+B
D552
ILL POWER
ILL + B
48
CONTROLLER
D561-581
Q914
KEY
(
)
ILLUMINATION
SWITCH
BATT
Q915
(
)
LCD BACK
LIGHT
X2
40
X801
LED501-504
8.38MHz
X1
41
4-5. CIRCUIT BOARDS LOCATION
IN SELF SW board
DISPLAY board
21
21
CDX-L450V
SERVO board
SPEAKER board
tuner unit
(TU601)
MAIN board
SL SW board
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