Sony CDX-L410 - Block Diagram -Display Section

17 17
CDX-L410
3-5. BLOCK DIAGRAM — DISPLAY SECTION —
KEY MATRIX
LSW900-922
KEY
ACTIVE
Q664
X502
32.768kHz
15
16
12
13
5
18
20
194
26
91
98
6
SYSTEM CONTROL
IC501 (3/3)
LCD DRIVE
IC901
KEY IN0
LCD SO
LCD CKO
LCD CE
POWER
CONT
Q661,662
KEY IN1
KEY ACK
AD ON
RC IN1
RC IN0
J561
(REMOTE IN)
ILL +B
XIN
XOUT
OSC OUT
93
ILL ON
BATT
OSC IN
X501
18.432MHz
64
63
62
LCD901
DI
CL
CE
LED921,922
PL901,902