Power Block Diagram - Panasonic TX-17LA1Q Service Manual

11.2. Power Block Diagram

Q803
Q804 Q814
DC 15V
JK801
DC IN
V-BOARD
!
Q202
G
D203
R
VCC
RM201
GND
VOUT
K-BOARD
!
SW105 SW104 SW103 SW102 SW101
STR F -/DOWN +/UP TV/AV
R105 R104 R103 R102
TC-17/20LA1H, TX-17/20LA1M/Q/T/X/Z
Power Block Diagram
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SW801
PUSH
Q801
STB 15V
Q805
Q813
OVP
POW ON
MAIN POW
Q807
Q806
Q808
OVP
V1 A5
LED 15V
6 8
Q202 4 LED R 10
STB 3.3V
8 6
REMOTE
10 4
K1 A3
3 KEY 3
KEY
4 4
R101
IC802 IC803
AVR 9V AVR 8V
9V 8V
1 2 3 1
5
IC805
Q809
5V
AVR 5V
STB 5V
1 2
5
Q810
IC807
AVR 3.3V
STB 3.3V
1 2
5
STB 2.5V
IC806 IC801
AVR 2.5V AVR 1.5V
STB 2.5V
VIN VO
1 2 1
ON/OFF
5 2
Q811,812
IC871 IC2001
AVR 9V
AUDIO AMP
9V
1 2 19
5
Q603
Q604
Q601 Q607
Q608
Q602 Q605
Q606
A-BOARD
!
IC2501
MSP
34 3 5
39
11
12
IC4001 IC851
13
AV SW COMPARATOR
65
65
80
5V
MAIN POW
1.5V
3
6
A4 BL1
INV 15V
2
3 INV 15V
T701-3
5
6 T701-6
8 T702-3
T702-6
9
Q851
IC601
AC INV ON
8
7
3 5
1
6 2
IC602
INV DET
4
2
T601
3
4
5
6
T602
3
4
5
6
BL-BOA
!
T701
3
2 4
3 5
5
6
6
T702
8
9 3
4
5
6
38