Philips 50PFL3707/F7 - Block Diagrams [TYPE A]

9-1
TO POWER SUPPLY BLOCK DIAGRAM
RESET
P-ON-H2
CN3701
Q3006
Q3005
P-ON-H1
PROTECT3
BACKLIGHT-SW
BACKLIGHT-ADJ
FUNCTION CBA
POWER SUPPLY CBA
CN701
AL+3.3V
IC3005 (MAIN MICRO CONTROLLER)
DIGITAL MAIN CBA UNIT
XOUT25 XIN25
X3001
25MHz OSC
PROTECT3
RESET
KEY-IN1
BACKLIGHT-SW
LED1
LIGHT-SENS
P-ON-H2
P-ON-H1
REMOTE
BACKLIGHT-ADJ
IC3006 (MEMORY)
SCK
SI
SO
6 5 2 1
SCL
SDA
CS
IC4001 (TOUCH SENSOR)
POWER SOURCE MENU
16 17 18 19
4 5
13 12
CH UP CH DOWN VOL UP
21 22 23
VOL DOWN
POWER
SOURCE
MENU
CH UP
CH DOWN
VOL UP
VOL DOWN
SCL SDA
VOL DOWN VOL UP
11
6 3 2
CH DOWN CH UP MENU SOURCE
1
POWER
SCK SIN SOUT CS
TO VIDEO/AUDIO BLOCK DIAGRAM
TO VIDEO/AUDIO BLOCK DIAGRAM
AUDIO-MUTE
AUDIO-MUTE
SCL SDA
4 3
TU3901 (TUNER UNIT)
REMOTE
SENSOR
RS4051
LIGHT SENSOR
IC4051
P-ON+5V
D4051 POWER
P-ON-H277 P-ON-H166 KEY-IN146 LIGHT73 SDA19 SCL28
CN3101 CN4001
REMOTE55 LED164 RESET88 PROTECT344 BACKLIGHT-SW
22
BACKLIGHT-ADJ
33
Q3501, Q3502
LED DRIVE
Q3010
BUFFER
IC3009
RESET
BACKLIGHT-SW
C1
A15
C14 D14
A13
R12
T12
T11
P11
R11
P12
H15
G13
J15
B13 B16
E2
F3
H16
BLOCK DIAGRAMS
PL12.4ABLS
1. System Control Block Diagram
[TYPE A]