Service manual

AC18
KEY SWITCH
IC3301
(MAIN MICRO CONTROLLER)
DIGITAL MAIN CBA UNIT
IR SENSOR CBAFUNCTION CBA
POWER SUPPLY CBA
CL102C
REMOTE
SENSOR
RS101
AL+6.0V
POWER
D101
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
VCOM-PWM AC14
PROTECT2 AD4
PROTECT1 AD5
KEY-IN1
AC5
BACKLIGHT-SW
AB16
E1
E2
P-ON-H2
AB13
REMOTE
R22
P-ON-H1
PROTECT2
PROTECT1
P-ON-H2
P-ON-H1
R23
JUNCTION
CBA
CN101
KEY-IN166
CL103A
KEY-IN133
CN201
CN101
CN301
Q172
CN3701
AB23BACKLIGHT-ADJ
IC3101 (MEMORY)
SCK
SI
SO
AB25
AB24
AC25
AC24
6
5
2
1
E11
3
AC19
SCL
SDA
CN301CN3701
CS
WP
SCK
SIN
SOUT
CS
WP
IC201,Q203,
Q204,Q205
DRIVE
22
22
SCL
21
21
SDA
11
11
PROTECT1
15
15
PROTECT2
5
5
PROTECT3
29
29
VCOM-PWM
26
26
BACKLIGHT-SW
28
28
BACKLIGHT-ADJ
KEY-IN129 29
P-ON-H199
REMOTE25 25
P-ON-H211
REMOTE22
P-ON-H155
KEY-IN166
6
PROTECT3
5
BACKLIGHT-SW
4
BACKLIGHT-ADJ
14
VCOM
TO AUDIO
BLOCK
DIAGRAM
AUDIO-MUTE
INPUT0
INPUT1
AUDIO-MUTE
INPUT0
INPUT1
AB9
8
8
DVD-LED
8
8
DVD-LED
FIGURE 10 - SYSTEM CONTROL
Page 19