Philips 43PFL4902/F7 Service Manual page 57

Digital Main 10 Schematic Diagram
1 NOTE:
The order of pins shown in this diagram is different from that of actual IC3001.
IC3001 is divided into nine and shown as IC3001 (1/9) ~ IC3001 (9/9) in this Digital Main Schematic Diagram Section.
CONTINUE
DIGITAL 9
P-ON+3.3V
P-ON+20V
P-ON+12V
4
TO LCD PANEL
ASSEMBLY CN3901
GND 1
C3916 0.1
RX7(+) 2
C3915 0.1
RX7(-) 3
GND 4
C3914 0.1
RX6(+) 5
C3913 0.1
RX6(-) 6
GND 7
C3912 0.1
RX5(+) 8
C3911 0.1
RX5(-) 9
GND 10
C3910 0.1
RX4(+) 11
C3909 0.1
RX4(-) 12
GND 13
C3908 0.1
RX3(+) 14
C3907 0.1
RX3(-) 15
GND 16
C3906 0.1
RX2(+) 17
3
C3905 0.1
RX2(-) 18
GND 19
C3904 0.1
RX1(+) 20
C3903 0.1
RX1(-) 21
GND 22
C3902 0.1
RX0(+) 23
C3901 0.1
RX0(-) 24
GND 25
LOCKN 26
HTPDN 27
MSE 28
NU 29
NU 30
NU 31
R3930 OPEN
WP 32
SCL 33
SDA 34
MPLUS-MODE1 35
MPLUS-MODE0 36
BACKLIGHT-ADJ2 37
2 R3919 OPEN
NU 38
R3918 OPEN
GND 39
GND 40
GND 41
GND 42
NU 43
LCD+12V 44
C3917 C3919
LCD+12V 45
4.7 0.1
LCD+12V 46
LCD+12V 47
LCD+12V 48
LCD+12V 49
LCD+12V 50
LCD+12V 51
C3977 C3918
0.1 OPEN
R3922 R3921 R3920
0 0 0
(NO CONNECTION) CN3951
LCD+12V 5
C3976
LCD+12V 4
OPEN
1 LCD+12V 3
C3996
GND 2
OPEN
GND 1
R3899
100K
CONTINUE R3891
R3897 100K
DIGITAL 7
430K
Q3904
LCD-P-ON
2SC4081UBTLQ
C3997
R3898
1 (SWITCHING)
OPEN
BC
*1
IC3001(9/9)
MSD95M0D-3-005D
DIGITAL SIGNAL PROCESS
/MAIN MICRO CONTROLLER
AL29
AK29
AL30
AK30
AL31
AL32
AK31
AK32
AJ32
AJ31
AH30
AH31
AG31
AG32
AF31
AF32
R3901 100
AL25LOCKN
R3902 100
AK24HTPDN
R3917 0
R3916 OPEN
R3915 0
R3914 OPEN
R3931
0
R3927 OPEN
R3910 OPEN
R3909 OPEN
R3953
68k
C3953 C3956 C3954 C3957 C3955 C3958 C3972 R3955
10 OPEN 10 OPEN 10 OPEN 22P 4.7K
R3956
L3951
200
4.7uH
Q3951
TPH11003NL
(SWITCHING)
D3951
Q3905
1 8 OPEN
TPC8123
(SWITCHING)
2 7
1 8 C3971
C3952 1
OPEN
3 6
2 7
R3957
C3951 1
4 5 OPEN
3 6
4 5
BD BE
DIGITAL MAIN CBA UNIT
TO DIGITAL
LVDS
MAIN 6
TX
IC3001(6/9)
NU AM28
NU AK28
NU AK27
NU AL28
NU AL26
NU AK26
NU AK25
NU AM26
NU AL24
NU AK23
Q3901
2SA1576UBTLQ
R3958 R3951
(SWITCHING)
10K 100K
R3923
22K
R3924
IC3951
4.7K
C3970 R3954
RT8298ZSP
1 22K
D3901
+12V STEP DOWN
MM5Z15B
CONVERTER
1 SW VIN 8
C3973 C3959 C3968 C3969 C3960 C3975 C3974
2 BOOT EN/SYNC 7 4.7 4.7 4.7 4.7 0.1 0.1 0.1
3 VCC FB 6
4 BG GND 5
BF
10-14
R3928 R3929
OPEN OPEN
CN3902 (NO CONNECTION)
4 SDA
3 SCL
2 WP
1 GND
CONTINUE
DIGITAL 4
R3905 OPEN
SDA1
R3906 OPEN
SCL1
BACKLIGHT-ADJ
CONTINUE
DIGITAL 5
MSE
MPLUS-MODE1
MPLUS-MODE0
CONTINUE
DIGITAL 8
BACKLIGHT-ADJ
BACKLIGHT-ADJ2
BG BH
PL17.06SCD10