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Model
PT-LB20NTU PT-LB20NTE PT-LB20NTEA PT-LB20U PT-LB20E PT-LB20EA PT-LB20SU PT-LB20SE PT-LB20SEA PT-LB20VU PT-LB20VE PT-LB20VEA
Pages
75
Size
7.64 MB
Type
PDF
Document
Service Manual
Brand
Device
Projector / LCD PROJECTOR
File
pt-lb20ntu-pt-lb20nte-pt-lb20ntea-pt-lb20u-pt-lb20.pdf
Date
PREV: Panasonic PT-LB1VU / PT-LB1VE / PT-LB1VEJ / PT-LB1VEA / PT-LB1VEAJ / PT-LB2VU / PT-LB2VE / PT-LB2VEJ / PT-LB2VEA / PT-LB2VEAJ Simplified Service Manual

Panasonic PT-LB20NTU / PT-LB20NTE / PT-LB20NTEA / PT-LB20U / PT-LB20E / PT-LB20EA / PT-LB20SU / PT-LB20SE / PT-LB20SEA / PT-LB20VU / PT-LB20VE / PT-LB20VEA Service Manual ▷ View online

11.3. Signal Processing (2/3)
Signal Processing (2/3)
S1-P.C.Board
S2-P.C.Board
A-P.C.Board
KEY3
THERMO2
SPEAKER
ONSCREEN
DISPLAY
IC1009
BUFFERS
IC1023
IC1008
EEPROM
IC1017
SDA
SCL
8M FLASH
IC1011
RESET
IC1016
BUFFERS
IC1012
BUFFERS
IC1015
D/A
CONVERTER
IC1021
ANGLE
SENSOR
PHOTO-IC
IC1018
3
THERMOSENSOR
B
A3
G
A2
R
A1
LCD PANEL (R)
LCD PANEL (B)
LCD PANEL (G)
OSDSEL
OSDSTB
3
3
3
5
5
COLOR UNEVENNESS
CORRECTION,
IC1200
LCD CONTROL
MICROPROCESSOR
IC1010
A9
A10
A8
S2
Q1038
Q1039
SDA2
SCL2
SWITCHES
SWITCHES
S1
3
5
6
7
IC1051
1H INVERTER,
SAMPLING HOLD,
LEVEL SHIFT
KEY1
REMO1
IC1052
1H INVERTER,
SAMPLING HOLD,
LEVEL SHIFT
IC1053
1H INVERTER,
SAMPLING HOLD,
LEVEL SHIFT
(LCD IC)
LSENSE
ONSCREEN
DISPLAY
IC1022
BUFFERS
A13
10
9
from/to (3/3)  
1
5
5
5
4
OSDSELJ
5
2
8
PT-LB20NTU / PT-LB20NTE / PT-LB20NTEA / PT-LB20U / PT-LB20E / PT-LB20EA / PT-LB20SU / PT-LB20SE / PT-LB20SEA / PT-LB20VU / PT-LB20VE / PT-LB20VEA
45
11.4. Signal Processing (3/3)
Signal Processing (3/3)
10
LOCAL BUS
INTERFACE
AUDIO
AUDIOCK
BCKO
SDO
S0
S1
LRCKO
LOUT
IRQ_CPU
RST
RXD1
TXD1
ROUT
66M     33M
WIRELESS LAN MODULE
NETWORK
CPU
128M
SDRAM
IC1809/IC1810
32M
FLASH
IC1805
IC1802
IC1812
IC1813
IC1804
IC1801(2/3)
IC1801(3/3)
IC1801(1/3)
X1801
66 MHz
IC1808
WL1
9
8
WL2
X1802
27 MHz
FREQ.
CONTROL
from/to (2/3)  
WL-P.C.Board
PT-LB20NTU/E/EA only
PT-LB20NTU / PT-LB20NTE / PT-LB20NTEA / PT-LB20U / PT-LB20E / PT-LB20EA / PT-LB20SU / PT-LB20SE / PT-LB20SEA / PT-LB20VU / PT-LB20VE / PT-LB20VEA
46
12 Schematic Diagram
PT-LB20NTU / PT-LB20NTE / PT-LB20NTEA / PT-LB20U / PT-LB20E / PT-LB20EA / PT-LB20SU / PT-LB20SE / PT-LB20SEA / PT-LB20VU / PT-LB20VE / PT-LB20VEA
47
12.1. A-P.C.Board (1/4)
A-P.C.Board (1/4)
TXANP01VJZ5 (PT-LB20NT**)
TXANP01PYKZ (PT-LB20**/LB20V**)
TXANP01PYMZ (PT-LB20S**)
PT-LB20NTU / PT-LB20NTE / PT-LB20NTEA / PT-LB20U / PT-LB20E / PT-LB20EA / PT-LB20SU / PT-LB20SE / PT-LB20SEA / PT-LB20VU / PT-LB20VE / PT-LB20VEA
48
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