Panasonic TX-26LXD52, Service Manual

Page: 28 / 89

10.4. Power (1 of 3) Block Diagram
L.F
- +
L.F
L.F
- +
+
+
F7000
L7001
1
**
4
**
6
NC
7
NC
8
NC
2
**
3
**
9
NC
10
NC
11
NC
12
NC
LF7002
1
*
2
*
3
*
4
*
D7004
**
*
*
*
LF7003
1
*
2
*
3
*
4
*
LF7004
3m 1
*
2
*
3
*
4
*
D7107
RL7002
*
*
RL7001
*
*
**
**
Q7202
D7202
T7101
2 P2
*
3 PT
4 P1
*
6 V2
7 V1
9 NC
10 S3C
11 S3B
*
12 S2A
13 S2B
14 S2C
*
15 S1
16 NC
PC7102
IC7103
K
1
2
R
A
3
Q7203
Q7301
Q7302
Q7401
Q7402
R7300
R7400
D7204
D7203
D7302 D7301
D7303 D7304
D7403 D7404
D7402 D7401
Q7208
D7211
Q7214
Q7212
D7206
D7704
D7703
Q7701
Q7702
D7605
D7603
Q7601
D7606
D7604
D7208
D7851
IC7851
CA
THODE
3
1
REFERENCE ANODE
2
Q7851
1W
Q7503
Q7506
Q7504
Q7501
Q7502
Q7505
&
*
3
1
SW001
POWER SW
1
1 7
2
3
FROM AC CORD
1
AP2
AP8
K6
K6
AP8
AP
AP2
NOISE FILTER
AP3
7 4 5 6
POWER UNIT
AC RELAY
24V ERROR DET
CONTROL POWER IC F.B. CIRCUIT
1converter
LC Filter
DC24V
INVERTER VCC
FEED BACK
ERROR DET
ZERO CROSS
CIRCUIT
STB5V
Q7101,Q7102
AC ON/OFF
Q7204-Q7207
CIRCUIT
OVP
STB TRANS.
IC7301
DC/DC
ON/OFF2
1
V_IN V_OUT2
4 10
V_IN
SUUND_16V/SUB_5V
9
V_OUT1
14
ON/OFF1
17 18
V_OUT1
SUB_9V/MAIN_3.3V
IC7401
DC/DC
COLD HOT
CN101 CN201
CN203
POWER CONTROL
FB
S
D
GND
5
7
8
2
3
IC7101
VIN
4 VCC
RECTIFICATION
COLD HOT
V_OUT1
14
ON/OFF1
17 18
V_OUT1 ON/OFF2
1
V_IN V_OUT2
4 10
V_IN
9
24V OVP
5V OVP
SOUND_16V OVP
9V OVP
3.3V OVP
DC+ DC-
24V 24V 24V 24V 24V ON
1
AP5
7 STB 5V
MAIN ON 16
24V DET 19
3 STB LED
10
24V ON
ON/OFF
2
V_IN V_OUT
5 1
IC7701
PANEL VCC
PANEL_Vcc OVP
11 PANEL5V ON
18 AC ON
SUB 5V
2
PANEL 5V
22
8 SOUND 16V
BT_30V
Q7210,Q7211
SHORT SOS CIRCUIT SOS1
17
BT 30V 23
ERROR DET
A_9V
D52 ONLY
17
A 9V
RECTIFICATION
22 MAIN 5V
AP4
AP1
7 SOUND 16V
9 SOUND 16V
SUB 5V 15
SUB 9V 17
SUB 9V 18
MAIN 3.3V 21
SUB 5V 3
SUB 5V 4
PANEL 5V
21
PANEL 5V 20
3
MAIN 9V
4 MAIN 9V
MAIN 3.3V 8
MAIN 3.3V 9
MAIN 3.3V 10
SUB 9V 13
SUB 9V 14
MAIN 5V 23
LCD PANEL
TO
TO H1
TO DG5
TO DG4
K
SOS1(L:ABNORMAL)
BT 30V
11
MAIN 5V
5
D
E
C
2 7 3
B
4 6 1 8
A
TX-32/26LXD52, TX-32/26LX52F/L, TX-32/26LX51F
Power (1 of 3) Block Diagram TX-32/26LXD52, TX-32/26LX52F/L, TX-32/26LX51F
Power (1 of 3) Block Diagram
TX-32LXD52 / TX-26LXD52 / TX-32LX52F / TX-26LX52F / TX-32LX52L / TX-26LX52L / TX-32LX51F / TX-26LX51F
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