Atsc: Power Reset (C1) - Philips TC7.1U CA Service Manual

Circuit Diagrams and PWB Layouts
ATSC: Power Reset
POWER RESET
C1
YP112 YP112
+6VIN +6VR
LP101 LP101
200R 200R
BP101 BP101
2A 2A
1 2 1
+6V +6V
2
+6V +6V
3
GND GND
CP101 CP101 CP102 CP102 CP103 CP103
4
GND GND
100P 100P 100N 100N 100N 100N
A A A
POWER_CONNECTOR POWER_CONNECTOR
YP113 YP113
A
V0.4 to V0.5 updated note
1 Added RP107 27K 1%
2 Changed RP105 to 15K 1%
3 Changed RP106 22K 1%
4 Changed Cp128 to 100N
5 Changed CP107 to 1000UF
If RP114 and DP104 are used: RP102
510ohm, RP127 2K, RP105 8.2K, RP106
10K.
RP111 RP111
+3.3VR
100R 100R
DP103 DP103
RP112 RP112 SS1P4 SS1P4
1K 1K
IP106 IP106
2
RST_
3
VCC
1
GND
SP101 SP101 CP134 CP134
ALT ALT 100N 100N PT7M7803ST PT7M7803ST
A A
TC7.1U CA 7.
RP101 RP101
10K 10K
ALT ALT
2 1
+ + CP107 CP107 LP102 LP102
CP104 CP104 CP105 CP105 CP106 CP106 1000U 1000U 200R 200R CP108 CP108
10U 10U 10U 10U 10U 10U 10V 10V 2A 2A 0.33U 0.33U
A 10V 10V A 10V 10V A 10V 10V A A 10V 10V
RP114 RP114 DP104 DP104
20K 20K SS1P4 SS1P4 DP105 DP105
ALT ALT ALT ALT 4148 4148
+6VR
RP102 RP102
2.7K 2.7K
RP105 RP105 CP122 CP122
15K 15K 10N 10N
1
IP101 IP101
9 5
EN SW
RP106 RP106 CP127 CP127
100N 100N
22K 22K
10 7
SS FB
1
A A
CP128 CP128
100N 100N MP1411 MP1411
A A RP108 RP108
10K 10K
CP129 CP129
100P 100P
ALT ALT
A
CP130 CP130
4.7N 4.7N
A
RP107 RP107
27K 27K
1
YP108 YP108
Reset# pull up on +5V on
Chassis Board
RESET#
+3.3VR
YP109 YP109
RP113 RP113 RP115 RP115
1K 1K 10K 10K
DELAY_HW_RST#
CP137 CP137
1N 1N
A A
19
IP102 IP102
PQ050DNA1ZPH PQ050DNA1ZPH
1 3
IN OUT
RP103 RP103 + + CP111 CP111
1R 1R 100U 100U
2 4
EN NC
10V 10V
CP109 CP109 CP110 CP110
A
RP127 RP127 100N 100N 10U 10U
A A
10K 10K 10V 10V
A
LP107 LP107
10uH 10uH
DP102 DP102 RP109 RP109
SS32 SS32 10K 10K + + CP133 CP133
1% 1% CP131 CP131 CP132 CP132 100U 100U
10U 10U 10U 10U 16V 16V
A A 10V 10V A 10V 10V A
RP110 RP110
10K 10K
1% 1%
+5VR
A
CP138 CP138 RP116 RP116
10N 10N 0 0
TP101 TP101
TLV431CDBVR TLV431CDBVR
4
Vr=1.24V
2
A
RP117 RP117
1K 1K
1% 1%
A
LP103 LP103
1000R 1000R
500mA 500mA
1 2
CP112 CP112 CP113 CP113
10U 10U 100N 100N
A 10V 10V A
LP104 LP104 IP103 IP103
1000R 1000R LD1117-3.3V LD1117-3.3V
500mA 500mA
1 2 3 2
IN OUT
CP114 CP114 CP115 CP115
100N 100N 10U 10U
A A 10V 10V A
LP105 LP105 IP104 IP104
1000R 1000R LD1117-2.5V LD1117-2.5V
500mA 500mA
1 2 3 2
IN OUT
CP118 CP118 CP119 CP119
100N 100N 10U 10U
A A 10V 10V A
+5VR
RP124 RP124
1K 1K
IP105 IP105
PQ010GNA1ZPH PQ010GNA1ZPH
2 1 1
IN OUT
LP123 LP123
200R 200R CP139 CP139
2
EN NC
2A 2A 10U 10U
6.3V 6.3V
LP109 LP109
RP126 RP126
200R 200R
RP118 RP118 A 4.7K 4.7K
2A 2A
A A
332R 332R
RP121 RP121
10R 10R
CP140 CP140
1
4.7U 4.7U
TP102 TP102 A 6.3V 6.3V
RP119 RP119 CP141 CP141 PBSS4540 PBSS4540
4.7K 4.7K 10N 10N
ALT ALT 6.3V 6.3V
A A
RP120 RP120 RP122 RP122 + + CP142 CP142
240R 240R 100U 100U
1R 1R
1% 1% 16V 16V
CP143 CP143
10U 10U
A A
6.3V 6.3V
C1
YP101 YP101
+5VR
YP102 YP102
+3.3VR
+ + CP117 CP117
CP116 CP116 100U 100U
10U 10U 16V 16V
A 10V 10V A
YP103 YP103
+2.5VR
+ + CP121 CP121
CP120 CP120 100U 100U
10U 10U 16V 16V
A 10V 10V A
YP104 YP104
+1.8VR
YP105 YP105
3
+1.0VR
RP125 RP125
1R 1R + + CP145 CP145
4
100U 100U
16V 16V
CP144 CP144
10U 10U A
A
6.3V 6.3V
YP106 YP106
+1.5VR
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