Service manual
10-1
FL11.8BLS
K3
KEY SWITCH
IC3005
(MAIN MICRO CONTROLLER)
DIGITAL MAIN CBA UNIT
FUNCTION CBA
MAIN CBA
CN101B
REMOTE
SENSOR
RS101
AL+3.3V
D104
POWER
STANDBY
D103
D950
DVD
LED144
REMOTE22
P-ON-H155
CN303CN3003
CN302CN3006
CN3006 CN302
XOUT25
XIN25
X3101
25MHz
OSC
T22
T21
TO
INVERTER
BLOCK
DIAGRAM
TO
POWER SUPPLY
BLOCK DIAGRAM
DVD-SCLK
U20
U21
N21
M3
M19
DVD-CS
T19
V20
W18
PROTECT3
H22
VCOM-PWM
AB21
PROTECT2
G22
PROTECT1
H21
KEY-IN1
G21
DVD-LED
L20
KEY-IN2
G20
BACKLIGHT-SW
W20
LED1
K19
K1
L4
P-ON-H2
K20
REMOTE
K21
P-ON-H1
PROTECT2
PROTECT1
P-ON-H2
P-ON-H1
Y22
KEY-IN166
KEY SWITCH
CN102
CN301
Q171
Q3033
Q172
CN3002
W17
BACKLIGHT-ADJ
IC3006 (MEMORY)
SCK
SI
SO
V19
Y21
AA22
Y20
6
5
2
1
AA21
3
K2
SCL
SDA
CN303CN3003 CN401CN901
CN601CN902
CN301CN3002
TO
DVD SYSTEM
CONTROL / SERVO
BLOCK DIAGRAM
DVD MAIN CBA UNIT
CS
WP
SCK
SIN
SOUT
CS
WP
KEY-IN277
DVD-LED88
DVD-SDATA
L21
LED-CONT
DVD-P-ON
DVD-REMOTE
DVD-DISC-IN
DVD-DISC-OUT
DVD-AUDIO-MUTE
DVD-SCLK
DVD-CS
DVD-SDATA
DVD-P-ON
DVD-REMOTE
DVD-DISC-IN
DVD-DISC-OUT
DVD-AUDIO-MUTE
BUFFER
IC201,Q207,
Q208,Q209
DRIVE
6
6
DVD-P-ON
16
16
LED-CONT
7
7
DVD-REMOTE
8
8
DVD-SDATA
13
13
DVD-SCLK
11
11
DVD-CS
9
9
DVD-DISC-IN
15
15
DVD-DISC-OUT
25
25
DVD-AUDIO-MUTE
U19
DVD-MAIN-PWR
5
5
DVD-MAIN-PWR
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
LED127 27
P-ON-H211
KEY-IN222
DVD-LED33
26
26
DVD-P-ON
LED-CONT
2
2
LED-CONT
25
25
DVD-REMOTE
24
24
DVD-SDATA
21
21
DVD-SCLK
22
22
DVD-CS
23
23
DVD-DISC-IN
3
3
DVD-DISC-OUT
4
13
DVD-AUDIO-MUTE
DVD-MAIN-PWR
TO DVD DIGITAL
SIGNAL PROCESS
BLOCK DIAGRAM
TO AUDIO
BLOCK
DIAGRAM
AUDIO-MUTE
INPUT0
INPUT1
Y17
W22
C7-SPD-EN
DVD-SPD-EN
AUDIO-MUTE
INPUT0
INPUT1
C7-SPD-EN
DVD-SPD-EN
L19
PROTECT3
BACKLIGHT-SW
BACKLIGHT-ADJ
VCOM
AL+3.3V
Q3005
Q3006
SCL
SDA
4
5
TU302 (TUNER UNIT)
SCL
SDA
9
8
TU301 (TUNER UNIT)
Either TU301 or TU302 is used for Main CBA.
*
*
BLOCK DIAGRAMS
1. System Control Block Diagram