Philips 55PFL4909 Service Manual page 58

Digital Main 2 Schematic Diagram [TYPE B]
1 NOTE:
The order of pins shown in this diagram is different from that of actual IC3101.
IC3101 is divided into four and shown as IC3101 (1/4) ~ IC3101 (4/4) in this Digital Main Schematic Diagram Section.
JK3702
COMPONENT-Y
R3126
/VIDEO-IN C3701
75
10P
COMPONENT
-Pb-IN C3702 R3125
10P 75
COMPONENT
C3703 R3127
-Pr-IN
4 10P 75
R3709
C3706
JK3701 220
1
DIGITAL
AUDIO OUT
C3709 C3715 R3708
(COAXIAL)
100P OPEN 110
R3706
10K
AUDIO(L)-IN
C3720 R3713 C3718
330P 12K 560P
R3707
10K
AUDIO(R)-IN
C3719 R3714 C3713
330P 12K 560P
JK3005
PC-RGB-IN
1 6 11
2 7 12
3 8 13
3
4 9 14
5 10 15
(NO CONNECTION) CN3010
AL+5V 1
UART0-TX 2
UART0-RX 3
GND 4
C3253 C3255 C3254
OPEN OPEN OPEN
CONTINUE
DIGITAL 4
P-ON+3.3V
AL+3.3V
AL+5V
AMP+13V
R3811 R3863
CONTINUE
10K OPEN
DIGITAL 3
2 UARTRXD0
UARTTXD0
R3814
10K
CONTINUE
DIGITAL 4
BACKLIGHT-SW
AMP-MUTE
HP-MUTE
C3830 R3815
0.1 100K
R3812 R3825
10K 0 Q3801
2SC4081UBTLQ
1 (SWITCHING)
D3806
OPEN
D3805
OPEN
G
R3144 33
R3136 33
R3123 0
C3708
0.1
R3138
R3711
R3124
R3710 C3707
OPEN
100 R3200
1
10K R3128
Q3701
R3712
2SC4081UBTLQ
10K
(BUFFER) R3122 33
R3716
R3135 33
3.3K
R3131 0
R3146 R3147
75 75
R3121 68
R3134 33
R3148
75
R3339 100
R3343 100
R3809 R3810
10K OPEN
IC3801
R3821 R3820 TPA3110D2PWPR
OPEN 10
(AUDIO AMP)
C3831
220/16V
1 PVCCL 28
CONTROL
LOGIC
2 PVCCL 27
C3805 1 C3801 0.22
3 26
POWER PWM
DRIVE
C3818 1
LIMIT LOGIC
4 25
R3805 OPEN
5 GND 24
GAIN
R3806 0
CONTROL
6 23
DRIVE
C3802 0.22
7 AVCC 22
C3815 R3807 OPEN C3803 0.22
1 8 GND 21
DRIVE
C3816 1
9 GVDD 20
R3808
C3817 1 10K
C3824 C3825
10 GND 19
4.7 4.7
C3819 1
11 18
POWER PWM
DRIVE
C3806 1 C3804 0.22
LIMIT LOGIC
12 17
13 NU PVCCR 16
14 PBTL PVCCR 15
C3827 C3828
C3829
4.7 4.7
100/16V
H I
*1
IC3101(2/4)
MSD8220LB1-S1
DIGITAL SIGNAL PROCESS
/MAIN MICRO CONTROLLER
A/D
CONVERTER
64 COMP-DET
C3118 0.047
26
C3139 0.047
22
C3119 1000P
23
33 C3140 0.047
24
68 C3141 0.047
25 NU
68 C3124 0.047 TO DIGITAL
SW
30 NU MAIN 1
IC3101(1/4)
14 VGA-HSYNC
C3136 0.047
15
C3135 0.047
17
DIGITAL
C3137 1000P TO DIGITAL
16 SIGNAL
MAIN 3
C3117 0.047 PROCESS
IC3101(3/4)
18
C3134 0.047
19
20 VGA-VSYNC
TO DIGITAL
MAIN 3
IC3101(3/4)
USB(-) 123
USB(+) 124
R3115 47
116 VGA-SDA
R3114 47
117 VGA-SCL
R3198 100
62 SPDIF
C3126 2.2
35
C3125 2.2
VBUS-ST 103
34
TO DIGITAL
VBUS-EN 61
MAIN 3
IC3101(3/4)
AUDIO
I/F
TO DIGITAL
MAIN 3
44 IC3101(3/4)
45
46 HP-DET 99
47
R3813 D3811
OPEN RS1BJTD
C3852
R3852
0.33
20K
R3816
33
R3866 C3860
100K OPEN
R3824
OPEN
C3858 R3867
R3861 1 47K
C3857
OPEN Q3861
10
OPEN
R3862
OPEN
C3851
R3851
0.33
20K
L3801
R3801 C3811 C3820 C3826 C3832 D3801
33uH
OPEN 1000P OPEN OPEN 1 OPEN
C3807
OPEN
L3802
33uH
R3802 C3812 C3821 C3833 C3834 D3802
OPEN 1000P 1 OPEN OPEN OPEN
C3808
OPEN
L3803
33uH
R3803 C3813 C3822 C3835 C3836 D3803
OPEN 1000P OPEN OPEN 1 OPEN
C3809
OPEN
L3804
33uH
R3804 C3814 C3823 C3837 C3838 D3804
OPEN 1000P 1 OPEN OPEN OPEN
C3810
OPEN
J
10-14
DIGITAL MAIN CBA UNIT
L3025
R3021 5.1 OPEN
R3020 5.1
CN3009
C3246 C3348 D3052
1 220/6.3V OPEN
IC3019
AP2151WG-7
(HIGH SIDE SW)
1 OUT IN 5
C3327
1
2 GND
3 /FLAG RN 4
R3176 22
R3479
10K
R3480
10K
R3112 R3705
100 10K
R3865
OPEN
C3710
R3823 R3854
220/6.3V
OPEN 33K
D3701 R3702
OPEN 1K
4 3 2 1
JK3703
BIAS VCC
HEADPHONE
IC3851 JACK
TS488IQT
(HEADPHONE AMP)
C3704 D3703
GND STDBY 0.1 OPEN
5 6 7 8
C3705
220/6.3V
R3853
D3702 R3704
33K
OPEN 1K
CN3801
1 SP(L)+
2 SP(L)-
3 SP(R)-
4 SP(R)+
K
(USB JACK)
1 BUS-POWER
2 USB(-)
3 USB(+)
4 GND
SP3801
SPEAKER
L-CH
SP3802
SPEAKER
R-CH
L
PL14.26BSCD2