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Model
PT-LB80NTU PT-LB80NTE PT-LB80NTEA PT-LB80U PT-LB80E PT-LB80EA PT-LB75NTU PT-LB75NTE PT-LB75NTEA PT-LB75U PT-LB75E PT-LB75EA
Pages
118
Size
12.86 MB
Type
PDF
Document
Service Manual
Brand
Device
Projector / LCD PROJECTOR
File
pt-lb80ntu-pt-lb80nte-pt-lb80ntea-pt-lb80u-pt-lb80.pdf
Date
PREV: Panasonic PT-LB60NTU / PT-LB60NTE / PT-LB60NTEA / PT-LB60U / PT-LB60EA / PT-LB55NTE / PT-LB55NTEA / PT-LB55EA Service Manual

Panasonic PT-LB80NTU / PT-LB80NTE / PT-LB80NTEA / PT-LB80U / PT-LB80E / PT-LB80EA / PT-LB75NTU / PT-LB75NTE / PT-LB75NTEA / PT-LB75U / PT-LB75E / PT-LB75EA Service Manual ▷ View online

11.3. Signal Processing (2/3)
Signal Processing (2/3)
S-Module
DCLK
WL2
(PT-LB80NT**/
 LB75NT** only)
69 MHz
4
B
A3
G
A2
R
A1
LCD PANEL (R)
LCD PANEL (B)
LCD PANEL (G)
COLOR UNEVENNESS
CORRECTION,
IC1200
LCD CONTROL
A10
A8
SWITCHES
SWITCH
CONTROLLER
S1
SPEAKER
5
6
7
IC1053
SAMPLING HOLD
IC1056
LEVEL SHIFT
IC1052
SAMPLING HOLD
IC1055
LEVEL SHIFT
IC1051
SAMPLING HOLD
IC1054
LEVEL SHIFT
(LCD IC)
REMO1
1
2
3
32M FLASH
IC1011
IC1112
IC1113
RM1000
M1-P.C.Board
A-P.C.Board
THERMO2
REMO2
M1
A11
INTAKE AIR
THERMOSENSOR
M2-P.C.Board
THERMO3
M2
A14
THERMOSENSOR
M1-P.C.Board
THERMO1
M1
A12
EXHAUST AIR
THERMOSENSOR
DAYLIGHT
SENSOR
4
SDATA
SCLK
MAIN/STBY
IC1204
7
11
IC2001
RM2001
PC2001
7
LSENSE
A13
WL-P.C.Board
PT-LB80NTU / PT-LB80NTE / PT-LB80NTEA / PT-LB80U / PT-LB80E / PT-LB80EA / PT-LB75NTU / PT-LB75NTE / PT-LB75NTEA / PT-LB75U / PT-LB75E / PT-LB75EA
45
11.4. Signal Processing (3/3)
Signal Processing (3/3)
AUDIO
SELECT
AUDIO
AMP
IC1500
IC1501
Q1054-Q1059
RS-232C
DRIVER
AUDIO
MUTE
IC1070
Q1033
Q1032
32M
FLASH
AUDIO
D/A
AUDIOCK
BCKO
SDO
LRCKO
AUDIOR
IRQ_CPU
IRQ_CPU
RST
RXD1
TXD1
RST#
RXD0
TXD0
AUDIOL
LOUT
ROUT
SD CARD
SLOT
NETWORK/
SD CPU
128M
SDRAM
IC1808/IC1809
IC1802
IC1807
IC1806
IC1805
X1801
66 MHz
IC1803
WL1
X1802
12.288 MHz
66M     33M
BUFFERS
to/from (1/3)
A-P.C.Board   
VARIABLE
AUDIO OUT
SERIAL
COMPUTER
AUDIO IN 
2
2
WL2
4
8
9
10
11
12
13
14
15
16
17
18
19
R
L
A-P.C.Board
A13
WL-P.C.Board
(PT-LB80NT**/LB75NT** only)
R
L
WL_AUDIOR
SDA2
SCL2
AUDIOSEL1
AUDIOSEL2
MUTE
TXD
RXD
AUDIO CN-L
AUDIO CN-R
WL_AUDIOL
SW
SW
PT-LB80NTU / PT-LB80NTE / PT-LB80NTEA / PT-LB80U / PT-LB80E / PT-LB80EA / PT-LB75NTU / PT-LB75NTE / PT-LB75NTEA / PT-LB75U / PT-LB75E / PT-LB75EA
46
12 Schematic Diagram
PT-LB80NTU / PT-LB80NTE / PT-LB80NTEA / PT-LB80U / PT-LB80E / PT-LB80EA / PT-LB75NTU / PT-LB75NTE / PT-LB75NTEA / PT-LB75U / PT-LB75E / PT-LB75EA
47
12.1. A-P.C.Board (1/6)
A-P.C.Board (1/6)   TXANP01QPRZ (PT-LB80NTU/LB75NTU), TXANP01VKG7 (PT-LB80NTE/EA, PT-LB75NTE/EA)  
TXANP01QQAZ (PT-LB80U/LB75U),  TXANP01VKH9 (PT-LB80E/EA, PT-LB75E/EA)
PT-LB80NTU / PT-LB80NTE / PT-LB80NTEA / PT-LB80U / PT-LB80E / PT-LB80EA / PT-LB75NTU / PT-LB75NTE / PT-LB75NTEA / PT-LB75U / PT-LB75E / PT-LB75EA
48
Page of 118
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