Ssb: Mcu Stand-By - Philips 32HFL3331/93 Service Manual

Circuit Diagrams and PWB Layouts

SSB: MCU Stand-by

8 7
B11
MCU Stand-by
+3V3SB
F
Q47
Q49
R398
BT3904 BT3904
C
1K
OIRI_IS NC
B
R446
R444
R724
100R
E
1K 100R IR_MCU
OIRI
NC
C558 R393
R445
4K7
1000P
4K7
GND
E
R450
0R
Z203
+3V3SB U32
T
RT9166-33
NC
C332
L122
0.1U
120R 2
OUT IN
GND
1
C99
C344
C331
47U
1U
6V3
GND
D
Z199 Z197
Z200 Z198
T T T T
+3V3SB
L112
120R
PBS_SDA L113
120R
PBS_SCL L114
120R
C510
10P
C512
0.1U
C509
10P
C
GND
5VSB
+3V3SB
R429
10K
NC
R428
L117
10K
120R
NC
R423
C342
6K8
100P
R434
L118
OIRI_IN 10K
B
LED_RED
R251
100R
L116 120R
GPIO_11
KEY L115 120R
ADIN1
R281
100R
R283
100R
C542
R91
1000P
C557
1000P
C560
GND
1000P
C333
100P
A
8 7
TCM3.1A LA 10.
6
+3V3SB
R443 R285
ADIN2 47K 47K KEY
R392
C
1K
OIRI_IS
B C561
1000P
NC
E
R711
100R
GND +3V3SB
C559
U29
1000P
AT24C02
NC
NC
Z218
1 8
A0 VCC T
2 7
GND A1 WP
PBS_SCL
3 6
A2 SCL
4 5 PBS_SDA
GND SDA
GND
T
5VSB
Z217
R433
10K
Z202
R751
T
0R
+3V3SB MCU_M
3
5VSB
C98
47U
R420
6V3
0.1U 5K1
NC
NC
SHORT_PROTECT R405
1K
MODE
R448 KEY R406
R449
10K 10K
100R
ADIN4
R412
100R
ADIN3
R414
100R
TXD_PBS
RXD_PBS
P32
1
Z214 Z215
2
T T
L111
3
120R
TXD_PBS
4 2
L110
120R RXD_PBS
C516
5
3 10P
F35
P8 1
R93
C514
47-MIC012-XX0
10P
Z216
T
F36 R92
GND
GND GND
Z206
Z205
Z207
Z204
T
T T T
C343
P15
100P
1
120R
2
Z209 T
L121
3
120R
GND
4
LED Z210 T
5
Z211 T
6
7
F34
C582
F100
1000P
C334 R125
C335 100P
GND
100P
GND
6
EN 62
5 4
12/24V_AUDIO
R183
+3V3SB
33K
GND
R430
C513
R419
0.1U 100R
10K
C511
0.1U
NC
C515
0.1U
R424
R403 100R
GND
10K
NC
GND
R425
100R
R421
C338
4K7
22P
NC
R431
+3V3SB
C339
100R
R695
22P
NC 10K
GND
U8
R8C11
R694
10K
25
P06/AN1
26
PC_V
P05/AN2
R716
16
P45/INT0#
27 100R
P04/AN3
15
P10/KI0#/AN8/CMPO0
R402 28
MODE
14
100R
P11/KI1#/AN9/CMPO1
29
P03/AN4
13 R407
P12/KI2#/AN10/CMPO2
30
100R
P02/AN5
12
P13/KI3#/AN11
31
P01/AN6
11 R409
P14/TXD0
R413 32
100R
P00/AN7/TXD11
100R 10
P15/RXD0
9
P16/CLK0
R717
100R
R447
100R
IR_MCU
CWSS
+3V3SB
R440
+3V3SB
1M
R427
5K1 X5
16M
C517
0.1U
C340 C341
10P
10P
GND
+3V3SB
U36
MAX809
NC
3 2
VCC RESET
GND
1
R438
D1
LL4148 4K7
GND
MCU_RESET
C474
4U7
16V C72
0.1U
GND
4
5
2010-Jun-25
3 2
Z225 Z226
12_M
T T T
+3V3SB
MODE
R284
1K
TXD_PBS
NC
RXD_PBS
+3V3SB
CWSS
MCU_RESET
D3
8V2
Z221
E
Q54
BT3906
B T T T
GND
PWR_DETECT
C Z222
R400
Z223
10K
Z224
R399
22K
GND
GND
+3V3SB
R415 R401
R422 10K 10K
5V_M
10K
VGAVSYNC#
R416
PWR_DETECT
R411 10K
4K7
R704
R705
C508 100R
5K6
PBS_SDA 0.1U
NC
GND
PBS_SCL E
R408
100R
U1RX B
C
R410 U1TX
100R
Z220
LED_RED
R706
10K
R718
NC
0R
NC
Q59
BT3904
R707 NC
C
10K
GPIO_4
B
T
NC
E
Z219
C554
1000P
NC GND
GND
IR PASSTHROUGH
Z229
GND
Z230
P3
T
T
3
2
C506
F37
10P
1
R90
NC
L108
OIRI_IN
120R
TO_STB
IR LINK
Z231 T
2
R394
OIRI_IS
0R 4
R88
NC 5
NC
3
F32
T
1
Z234
R89
NC
F33
GND
3 2
1
F
Z227
P21
1
2
3
4
5
6
7
E
NC
Q58
BT3906
D
NC
P34
4
3
2
1
NC
C
P29
B
A
1
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