Electrical Diagram - Philips PET721C/D/S Service Manual

7.0 ELECTRICAL DIAGRAM

CIRCUIT DIAGRAM-VIDEO & VEDIO OUTPUT
C103
R106
AOUT_L
10uF/16V
C109
R114
AOUT_R
10uF/16V
10uF/16V
L_HP_IN EC41
R_HP_IN
EC44
R105
33K/30K
C102 100pF
U9A
R107
10K 5.1K
EC33 10uF/16V
2
AV-OUT-L
1
3
R110 C104
NJM4558-SOP-8
NC 1000pF
+Vcc
AC
R92 100K
R112
C106 100pF
33K/30K
R115
10K 5.1K U9B
6 EC34 10uF/16V
AV-OUT-R
7
5
VER
R118 C110
NJM4558-SOP-8
NC 1000pF
A_MUTE
L39
R126 51K R127
FB600R
VCC9 +Vcc AC
+ C112 R128 C113 +EC36
EC35
22uF/25V 0.1uF 56K 0.1uF 47uF/16V
VCC9
Q19 2307
1 3
EC37 +
47uF/25V
D12 R131
IN4148 680K
+
EC38
100uF/16V
+ EC39
R138
100uF/16V
C116
10K 150P/820P
U10
R140
56K/30K
7
EC42
1
8
R141
56K/30K
10uF/16V 6
3 EC45
5
APA2822
R145 + EC46
100uF/16V
C121
10K 150P/820
R109
R108
24K/5.6K/18K
360R/330R
A_L_SPEAKER
AV-OUT-L
C105
820p
R116 R117
360R/330R 24K/5.6K/18K
A_R_SPEAKER
AV-OUT-R
R125 1K/nc
Q18 C111
3904/nc
820p
100K
VER
C115
0.1uF
R137
200R/560R
C117
0.1uF
EC40 33uF
9
10
11
100uF/16V L41 FB2K2 EC43 33uF
R142
200R/560R
100uF/16V L42 FB2K2
C118
C119 C120
0.1uF
0.1uF 0.1uF
SPR
1
R146 R147
2
SPL
3
4.7R 4.7R
C122 4
0.1uF
C123
0.1uF
AV-OUT-L
L36 1.8uH
CVBS CVBS_OUT
AV-OUT-R
R113 C107 C108
100pF
180R 1% 100pF
L40 FB2K2
VER1
earphone
VJ1
1
2
3
4
VOLUME 10K
L34
0
AV/OUT-JACK JACK1
L35 FB2K2
6
6
L37 FB2K2
2
7
7
L38 FB2K2
AOUT_L
2 AOUT_L
AOUT_R
2 AOUT_R
MUTE_DAC
2 MUTE_DAC
VCC
1,2 VCC
VCC3
1 VCC3
CVBS
CVBS 2
DC_IN
DC_IN 1
VCC9
1 VCC9
VJ2
L_HP_IN
1
1
A_R_SPEAKER
2
2
3
3
A_L_SPEAKER 4
4
R_HP_IN 5
5
VOLUME 10K