Philips 55PFL4909 Service Manual page 56

Digital Main 8 Schematic Diagram [TYPE A]
1 NOTE:
The order of pins shown in this diagram is different from that of actual IC3101.
IC3101 is divided into seven and shown as IC3101 (1/7) ~ IC3101 (7/7) in this Digital Main Schematic Diagram Section.
4
R3188
OPEN
R3206
OPEN
R3215
OPEN
R3207
OPEN
(NO CONNECTION) CN3103
AL+3.3V 1
P-ON-H2 2
R3131
1K R3212
100K
CONTINUE
DIGITAL 2
PROTECT3
C3100
OPEN
CONTINUE
DIGITAL 7
P-ON+5V
P-ON+3.3V
AL+3.3V
R3096
22K
TO IR SENSOR CBA
UNIT CN4052 CN3105
SDA(NU) 1
3
R3117 R3107
SCL(NU) 2
10 100
GND 3
KEY-IN1 4
C3107
REMOTE 5
OPEN
LED1 6
LIGHT 7
C3110 C3112
P-ON+5V 8
OPEN OPEN
C3111
AL+3.3V 9
0.1
C3101
0.1
C3122 OPEN
C3123 OPEN
CONTINUE
DIGITAL 4
STB-RESET
R3110 R3114
33 33
STMTIME1
CONTINUE
DIGITAL 7
STB-RESET
LCD-P-ON
BACKLIGHT-SW
PROTECT3
PROTECT1
P-ON-H2
HP-MUTE
2
CONTINUE
DIGITAL 6
SP-MUTE
C3127
0.1
IC3103
M24C16-WMN6TP
(MEMORY)
1
2
3
4
1
CONTINUE
DIGITAL 5
UART1TX
UART1RX
AQ
R3144
0
Q3107
OPEN
*1
IC3101(7/7)
MN2WS0270HA
DIGITAL SIGNAL PROCESS
R3209
OPEN /MAIN MICRO CONTROLLER
R3200
OPEN
R3109 10K
AA4 NU
Y1 NU
Q3108
OPEN
AB1 NU
AB3 NU
AB2 NU
Y4 NU
V6 NU
AA3 NU
V4 NU
R3120
OPEN
W4 LED2
Q3103 R3143
OPEN OPEN
Y5 SW-EN
U3 REMOTE
V3 LED1
R3146
100K
R3102
1K
R3323
33 Q3102
2SC4081UBTLQ
R3119 (BUFFER)
C3108
OPEN
1
AUDIO
DECODER
R3106
Q3101 R3159
10K
2SC4081UBTLQ 0
T3 LIGHT-SENS
(LED DRIVE)
TO DIGITAL
R3103 R3104 C3106 R3182
MAIN 6
OPEN 27K 33/10V OPEN
R3105
IC3101(5/7)
100
U1 KEY-IN1
D3101
MM5Z5V6B R3150
R3161 100
10K
T2 PROTECT3
R3160 100
U5 PROTECT1
AD5 STB-RESET
R3162 22
W2 LCD-P-ON
R3133 100
W3 BACKLIGHT-SW
Y2 P-ON-H2
R3138 OPEN
AB6 P-ON-H2
W7 HP-MUTE
W5 STMTIME1
AA2 SP-MUTE
R3152 R3153
4.7K 4.7K
R3156 39
AC2 STM-SCL
A0 VCC 8 R3157 39
AC1 STM-SDA
R3158 22
A1 WP 7 U4 STM-EEPROM-WP
R3151
A2 SCL 6
10K
VSS SDA 5
R3730
0
Q3706
OPEN
R3772
OPEN
R3717
0
Q3705
2SC4081UBTLQ
(SWITCHING)
AR AS
AD24
AE24
AD23
AE23
AC23
AE22
AD22
AC22
Y23
AA24
AA23
HDMI AB25
I/F
AB24
AC25
AC24
AD25
U23
V24
V23
V22
W23
W22
Y25
Y24
VIDEO
DECODER
TO DIGITAL
MAIN 6
IC3101(5/7)
R3179 100
HDMI-CEC Y3
STMCECPUL T6
R3134 39
HDMI0-SCL T7
R3137 39
HDMI0-SDA W6
R3139 39
HDMI1-SCL R9
R3140 39
HDMI1-SDA AE3
R3141 39
HDMI2-SCL V7
R3142 39
HDMI2-SDA AA5
HDMI0-HPD R7
HDMI1-HPD U2
HDMI2-HPD U6
HDMIO-5V AB5
HDMI1-5V AA6
HDMI2-5V AC3
R3863
27K
D3722
1SS400
R3865
22
R3165 39
VGA-SCL Y7
R3178 39
VGA-SDA AD3
NU U7
HDMI-UART-CTRL Y6
C3719
220P
R3714
10K Q3704
2SC4081UBTLQ
(SWITCHING)
R3720
33K
R3771
OPEN
C3717
220P
R3715
10K
R3716
33K
AT
10-12
DIGITAL MAIN CBA UNIT
CONTINUE
DIGITAL 6
ARC-OUT
R3002 1 C3012 R3014
R3008 160
10K 82
HDMI-
JK3717 CONNECTOR-1
1 DATA2(+)
2 TMDS DATA2 SHIELD
3 DATA2(-)
4 DATA1(+)
5 TMDS DATA1 SHIELD
6 DATA1(-)
7 DATA0(+)
8 TMDS DATA0 SHIELD
9 DATA0(-)
10 CLOCK(+)
11 TMDS CLOCK SHIELD
12 CLOCK(-)
13 HDMI-CEC
14 ARC
15 HDMI-CLOCK
16 HDMI-DATA
R3718 R3706
R3721 17 GND
47K 47K
10K
18 +5V
C3702 R3722 R3703 R3705
19 HOT PLUG DETECT
0.1 47K 10K 1K
R3701
R3719
10K Q3707
OPEN
2SC4081UBTLQ
HDMI-
(SWITCHING)
JK3716 CONNECTOR-3
1 DATA2(+)
2 TMDS DATA2 SHIELD
3 DATA2(-)
4 DATA1(+)
5 TMDS DATA1 SHIELD
6 DATA1(-)
7 DATA0(+)
8 TMDS DATA0 SHIELD
9 DATA0(-)
10 CLOCK(+)
11 TMDS CLOCK SHIELD
12 CLOCK(-)
13 HDMI-CEC
14 NU
15 HDMI-CLOCK
16 HDMI-DATA
R3781 R3780
R3784 17 GND
10K 47K 47K
18 +5V
C3759 R3785 R3710 R3779
19 HOT PLUG DETECT
0.1 47K 10K 1K
R3707
R3783
10K Q3702
OPEN
2SC4081UBTLQ
HDMI-
(SWITCHING)
JK3715 CONNECTOR-2
1 DATA2(+)
2 TMDS DATA2 SHIELD
3 DATA2(-)
4 DATA1(+)
5 TMDS DATA1 SHIELD
6 DATA1(-)
7 DATA0(+)
8 TMDS DATA0 SHIELD
9 DATA0(-)
10 CLOCK(+)
11 TMDS CLOCK SHIELD
12 CLOCK(-)
13 HDMI-CEC
14 NU
15 HDMI-CLOCK
16 HDMI-DATA
R3773 R3774
R3777 17 GND
47K 47K
10K
18 HDMI+5V
C3750 R3778 R3712 R3775
19 HOT-PLUG-DETECT
0.1 47K 10K 1K
R3711
R3776
10K Q3703
OPEN
2SC4081UBTLQ
(SWITCHING)
CONTINUE
DIGITAL 6
VGA-SCL
VGA-SDA
AU AV
PL14.26SCD8