FUNAI LC320SLX - Page 46

9-2
System Control Block Diagram [LC321SSX, 32MF369B/F7]
A91FSBLS
AC18
KEY SWITCH
IC3301 (MAIN MICRO CONTROLLER)
DIGITAL MAIN CBA UNIT
IR SENSOR CBAFUNCTION CBA
POWER SUPPLY CBA
CL101B
REMOTE
SENSOR
RS102
AL+3.3V
D104 POWER
STANDBY D105
LED144
CL102A CL103B
REMOTE22 P-ON-H155
CN302CN3702
CN3702 CN302
CLKOUT CLKIN
X3101
25MHz OSC
N1 N2
SCL SDA
4 5
TU301 (TUNER UNIT)
TO INVERTER BLOCK DIAGRAM (CN1001)
TO POWER SUPPLY BLOCK DIAGRAM
PROTECT3
AE5
PROTECT2
AD4
PROTECT1
AD5
KEY-IN1
AC5
BACKLIGHT-SW
AB16
LED1
F1
E1 E2
P-ON-H2
AB13
REMOTE
R22
P-ON-H1
PROTECT2
PROTECT1
P-ON-H2 P-ON-H4
R23
JUNCTION CBA
CN101
KEY-IN166
CL103C
KEY-IN133
CN201
CN101
CN301
Q171
Q172
CN3701
AB23
BACKLIGHT-ADJ
IC3101 (MEMORY)
SCK
SI
SO
AB25 AB24
AC25 AC24
6 5 2 1
E11
3
AC19
SCL
SDA
CN301
Q212
Q210, Q211
CN3701
CS
WP
SCK SIN SOUT CS WP
PROTECT3
22
22
SCL
1
1
P-ON-H4
21
21
SDA
11
11
PROTECT1
13
13
PROTECT2
5
5
PROTECT3
15
15
BACKLIGHT-SW
24
24
BACKLIGHT-ADJ
KEY-IN129 29
P-ON-H199 REMOTE25 25 LED126 26 P-ON-H211
LED144 REMOTE22 P-ON-H155 KEY-IN166
3
PROTECT3
5
BACKLIGHT-SW
4
BACKLIGHT-ADJ
D11
P-ON-H4
TO AUDIO BLOCK DIAGRAM
AUDIO-MUTE INPUT0 INPUT1
AUDIO-MUTE INPUT0 INPUT1
AB9
SW