Panasonic TX-26LX51F, Service Manual

Page: 29 / 89

10.5. Power (2 of 3) Block Diagram
D1005
D1002
Q1001
RM1001
VOUT
GND
VCC
Q1004
Q1003
SN1001
D3021
D3023
MAIN5V
Q4050 Q4052
Q4053
Q4049
D1104
H1
DG5
DG4
13
3
20
8
22
14
10
4
9
21
17
17
3
4
11
18
2
7
16
19
23
10
22
23
21
15
9
7
8
3
17
18
H5
SOUND 16V
3
1
2 SOUND 16V
SOUND 16V
SOUND 16V 4
5 SOUND 16V
H3
DG3
26 27 31 36 38
LED R STB 3.3V SOS2 AI SENSOR REMO
TE
10 15 3 5 14
AMP
8 VCC
IC2302
IC2303
VCC
AMP
8
5
4
G5
3
2
1
SQ AMP(L)
IC2500
5 VDDA
18 VDDP
WF AMP(L)
IC2501
5 VDDA
18 VDDP
SQ AMP(R)
IC2502
5 VDDA
18 VDDP
WF AMP(R)
IC2503
5 VDDA
18 VDDP
Optica AI
V
REMOTE
AI SENSOR 1
3
7 LED R
STB LED
6
Red
Amber
Remote
V1
10
REC LED
SUB 5V 2
STB 3.3V 5
2
1
3
7
6
G1
10
5
STB LED 4
REC LED 8
REMOTE
AI SENSOR
16
20
17 LED R
G4
19
2 SUB 5V
STB 3.3V
G
8
17
16
20
4
H4
19
2
IC3006
16
SAO1
VCC
12
EX.I/O
H2
DG2 17
24
REC LED
KEY MATRIX
KEY SCAN
21 21
15
+B
2
3
TU3201
BTL
TUNER
BM
8
KEY SA
CN
33
IC2101
6
HP AMP
P/SW
VCC
1
MSP 8V/MSP 5V
SOS2(L:ABNORMAL)
Q3008,Q3009
SOS DET CIRCUIT
SUB9V
VCC
AMP
AMP
IC2102
IC2104
8
VCC
8
6
AUDIO SW
VCC2
VCC1
IC2105
5
VCC
6
TV/DVB SEL
IC2111
IC2112
6
VCC
TV/DVB SEL
SWITCH
IC3001
IC3002
3
VCC
VCC
3
SWITCH
3
VCC
SWITCH
IC3004
VCC1
IC3005
VIDEO SW
47 VCC2
8
VCC3 57
ON/OFF
VO
MSP 5V
1
IC2107
VIN
2
3
VO
6
RESET
IC2108
VDD 2
3
IC2103
1 IN OUT
MSP 8V
DVSUP
AVSUP
AVSUP
12
39 AHVSUP
66
65
13
DVSUP
MSP
IC2106
11
H
MAIN 5V
BT 30V
MAIN 3.3V
SOS1
SUB 9V
SUB 5V
SUB 9V
MAIN 9V
A 9V
MAIN 3.3V
PANEL 5V
MAIN ON
SOUND 16V
MAIN 3.3V
STB 5V
MAIN 5V
AC ON
PANEL5V ON
SUB 5V
SUB 5V
SOUND 16V
SOUND 16V
MAIN 9V
MAIN 5V
PANEL 5V
SUB 9V
PANEL 5V
24V DET
MAIN 3.3V
24V ON
SUB 5V
SUB 9V
STB LED
A 9V
SUB 5V
SUB 5V
SUB 9V
SUB 5V
SUB 9V
SUB 9V
14
DG1
53
52
51
13
57
54
VC
VO
STB 2.5V
2
IC1103
VIN
1
3
4 VIN
3
ON/OFF
STB 3.3V
IC1110
5 VO
5
IC1117
VCC
INVERTER
14
Q-LINK SEL
IC1105
VCC
VCC 24
5V<->3.3V
IC1109
13
EX.I/O
SAD2
VCC
IC1106
16
BYTE
FLASH MEMORY
37 VCC
47
IC1115
IC1114
1
SDRAM
VDD
VDDQ 3
14
9 VDDQ
VDD
49
43 VDDQ
VDDQ
53
42 VDD33-3
VDD33-4
69
61 VDD33-5
VDD33-6
14 VDD33-1
VDD33-2 32
VDD33-7
106 VDD33-8
85
21 VDD25-1
VDD25-2
111 VDDA-1
87
116 VDDA-2
119 VDDA-3
123 VDDA-4
IC1104
MICOM
VOUT
IN
AD 3.3V
2
IC4049
OUT
4
3
63 AVDD
48 PVDD
47 PVDD
1
IC4041
5 VDD VOUT
1.8V
AD
IC4005
18 DVDDIO
DVDDIO
6
DVDD
DVDD 12
39
DVDD
90
VIN
VOUT
OSD AD 3.3V
1
IC4008
VCONT
5
3
VDD
VDD 11
21
VDD 2
OSD AD
IC4012
5
BUFFER
IC4014
VDD
VDD
VDD
49 VDD
105
116
35 VDD
VDD
VDD
53 VDD
68
72
XSM
XTST
82 VDD
89
90
VDD 92
5
VDD
VOUT
1.2V
1
IC4044
5
VDD VOUT
1.2V
1
IC4061
IC4054
GC4PRO
AVDD
CLOCK GENE.
2 VDD
14
IC4051
VC
VO
DDR 2.6V
2
IC4048
VIN
1
3
VDDQ
25
21 VDDQ
VDDQ
DDR CLK
VDDQ
VDDQ 8
18
11 VDDQ
IC4080
4
2
RESET
IC4063
VDD
VIN
EN
MAIN 1.8V
IC4025
2
SW 1
5
VIN
EN
MAIN1.2V
IC4024
2 VO
1
7
8 VIN
8
IC4052
VCC
EEPROM
IC4057
GC4L
CTL
OUT
MAIN 2.5V
2
IC4042
VCC
1
4
9
66
34
26 VCC
LVDS VCC
PLL VCC
VCC
LVDS TX
IC4033
MAIN 1.2V
DDR 2.6V
MAIN 3.3V
1.2V
1.2V
MAIN 2.5V
79 PANEL5V ON
78
92 AC ON
24V ON
94 MAIN ON
124 KEY SACN
REMOTE
97
80
127
5
16 REC LED
LED R
SOS
AI SENSOR
DDR 2.6V
IC4055
DDR
MAIN 1.8V
MAIN 3.3V
INV PWM2
INV ON 3
DG6
6
5
4
2
INV PWM1
INV SOS
CURRENUT
TO
LCD PANEL
(INVERTER)
TO
LCD PANEL
DG7
31 PANEL 5V
PANEL 5V 30
PANEL 5V 29
PANEL 5V 28
PANEL 5V 27
CURRENT
INV PWM1
10 SW3
97 INV ON
10
EEPROM
2
RESET
IC1108
VDD
VCC 8
IC1107
11
MAIN SENSE
SUB SENSE
SOS1
SOS2
24V DET 12
DG
D52 ONLY
15 13 12 8 11 9 14 10
TO DV15
TO AP1
TO AP5
TO AP4
TO XV1
DG10
30
29
60 MAIN 5V
MAIN 3.3V
MAIN 3.3V
13
EX.I/O
SAD2
VCC
IC1116
16
11 SAD2
SAD1
12
VCC
8
AUDIO AMP
IC4001
ACKS
9
AUDIO DAC
P/S
VDD
IC4002
14
8
7 DIFO
TX-32/26LXD52, TX-32/26LX52F/L, TX-32/26LX51F
Power (2 of 3) Block Diagram TX-32/26LXD52, TX-32/26LX52F/L, TX-32/26LX51F
Power (2 of 3) Block Diagram
TX-32LXD52 / TX-26LXD52 / TX-32LX52F / TX-26LX52F / TX-32LX52L / TX-26LX52L / TX-32LX51F / TX-26
29