Block Diagram -Display Section - Sony CDX-MP450X Service Manual

3-5. BLOCK DIAGRAM — DISPLAY SECTION —
X801
4.5MHz
BU+5V
S801
RESET
S803
(NOSE DET)
IR
RECEIVER
IC951
CNP902
(REMOTE IN)
SYSTEM CONTROL
IC801(2/2)
76 LCD CE 53
XOUT
LCD CKO 65
77 66
XIN LCD SO
11 BAND SW
DOOR IND
80 7
RESET
4
NOSE
3
DOOR
ILL ON 54
KEY1
1 24
SIRCS
23
KEY2
59 RE1 42
EZ SEL
RE2 43
25
ROT IN
LCD DRIVE
IC901
62 CE
S04-51
63 CL
COM1-4
64 DI
POWER
CONTROL
BATT
Q919,920
REG
BATT
Q921
POWER
CONTROL
Q917,918
KEY MATRIX
LSW901-907,909-915,
917-922
RE901
ROTARY
ENCODER
LSW916
Z
CDX-MP450X
LCD901
4-51
LIQUID CRYSTAL
52-55
DISPLAY PANEL
LED905
LSW916
LED910–913
LSW901–907
LSW909–915
LSW917–922
25