Philips 55PFL4909 Service Manual page 59

Digital Main 3 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.
DIGITAL MAIN CBA UNIT
TU3901 (TUNER UNIT)
4
1 2 3 4 5 6 7
C3926
33P
C3927
33P
C3904 C3907
OPEN OPEN
L3913
2.2uH
D3901
C3906 C3905
MM5Z5V6B
OPEN 10
C3910 D3904
0.1 MM5Z5V6B
3
R3536
0
CONTINUE
R3822
DIGITAL 4
10
AL+5V
C3555
AL+3.3V
OPEN
P-ON+3.3V
TO IR SENSOR
CBA UNIT CN4052 CN3101
SDA(NU) 1
SCL(NU) 2
2
R3552
GND 3
100
KEY-IN1 4
C3559
REMOTE 5
OPEN
LED1 6
LIGHT 7
C3553 C3556
P-ON+5V 8
OPEN OPEN
AL+3.3V 9
C3554
1
C3551 OPEN
C3552 OPEN
R3556 R3557
OPEN OPEN
R3501 4.7K
R3502 4.7K
1
CONTINUE
DIGITAL 2
UARTRXD0
UARTTXD0
M
*1
IC3101(3/4)
MSD8220LB1-S1
DIGITAL SIGNAL PROCESS
/MAIN MICRO CONTROLLER
C3172
15P
53 XIN
X3101 R3158
C3169 24MHz OPEN
18P
54 XOUT
R3157
160
C3144
C3173 C3142
R3151 OPEN R3181
0.1 0.1
33 51
49
DEMODULATOR
C3145 L3108
C3174 C3143 /MPEG
R3152 OPEN OPEN R3187
0.1 0.1 DECODER
33 51
50
C3150
OPEN
TO DIGITAL
MAIN 2
IC3101(2/4)
R3206 R3207
47 47
C3909 C3908
R3937
33P 33P
4.7K
D3903 D3902 R3938
MM5Z5V6B MM5Z5V6B 4.7K
59 TU-SCL
R3936
58 TU-SDA
100
R3179
0
48 IF-AGC
C3168 R3180
0.022 10K
L3104
22uH
C3149
1
Q3531
OPEN
R3534
OPEN
R3535
OPEN
105 SW-EN
R3503
OPEN
Q3502
2SA1576UBTLQ
(LED DRIVE)
R3103 22
120 REMOTE
R3116 4.7K
100 LED1
R3558
R3559
OPEN
10K
R3183
100 Q3010
2SC4081UBTLQ
(BUFFER)
R3551 C3557 C3558
R3555
100 OPEN 10
OPEN
R3185
R3105
10K
22
130 LIGHT
R3560
Q3501
100K
2SC4081UBTLQ R3184 R3186 C3101
OPEN 39K OPEN
(LED DRIVE)
128 KEY-IN1
R3553
D3501 R3137
100
MM5Z5V6B 10K
R3109 OPEN
66 SW-SCL
R3110 OPEN
65 SW-SDA
R3201 100
60 FACTORY-SEL
R3080
10K
R3081
100
Q3011
2SC4081UBTLQ
(SWITCHING)
N O
13
12
11
10
9
8
7
6
R3022 100
136
R3023 100
137
TO DIGITAL
MAIN 2
IC3101(2/4)
HDMI
I/F
152
151
150
149
148
147
146
145
R3042 100
134
R3050 100
135
4
3
2
1
156
155
154
153
R3407 100
140
R3406 100
139
AUDIO VIDEO
DECODER DECODER
TO DIGITAL TO DIGITAL
MAIN 2 MAIN 2
IC3101(2/4) IC3101(2/4) C3012
R3082
OPEN
OPEN
HDMI-ARC 115
R3113 100
HDMI-CEC 119
R3001 10
HDMI-5V2 142
HDMI3-HPD 107
R3111 33
HDMI2-HPD 141
R3117 0
HDMI1-HPD 108
R3075 R3118
1K OPEN
Q3004
2SA1576UBTLQ
C3003
R3078 330P (SWITCHING)
1K
R3073
Q3003 10K
2SC4081UBTLQ
(SWITCHING)
R3074
33K
P
10-15
JK3002
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
R3278 R3275
17 GND
47K 47K
18 +5V
C3023
19 HOT PLUG DETECT
0.1
R3066 R3055
47K 1K
R3058
R3063
OPEN
1K Q3008
2SC4081UBTLQ
(SWITCHING)
JK3003
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
R3214 R3212
17 GND
47K 47K
18 +5V
C3005
19 HOT PLUG DETECT
0.1
R3019 R3010
47K 1K
R3017
R3018
OPEN
1K Q3001
2SC4081UBTLQ
(SWITCHING)
JK3004
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
R3003 R3005
17 GND
47K 47K
18 HDMI+5V
C3404
19 HOT-PLUG-DETECT
0.1
R3420
OPEN
R3422
OPEN
R3401
R3423
33
OPEN
Q3407
OPEN
R3421
OPEN
R3077
OPEN
R3071
10K Q3002
2SC4081UBTLQ
(SWITCHING)
R3076
33K
R3079
10K
Q
HDMI-
CONNECTOR-2
HDMI-
CONNECTOR-1
HDMI-
CONNECTOR-3
R
PL14.26BSCD3