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
11.4. Signal Processing (3/3)
Signal Processing (3/3)
AUDIO
SELECT
SELECT
AUDIO
AMP
AMP
IC1500
IC1501
Q1054-Q1059
RS-232C
DRIVER
DRIVER
AUDIO
MUTE
MUTE
IC1070
Q1033
Q1032
32M
FLASH
FLASH
AUDIO
D/A
D/A
AUDIOCK
BCKO
SDO
LRCKO
AUDIOR
IRQ_CPU
IRQ_CPU
RST
RXD1
TXD1
RST#
RXD0
TXD0
AUDIOL
LOUT
ROUT
SD CARD
SLOT
SLOT
NETWORK/
SD CPU
SD CPU
128M
SDRAM
SDRAM
IC1808/IC1809
IC1802
IC1807
IC1806
IC1805
X1801
66 MHz
IC1803
WL1
X1802
12.288 MHz
12.288 MHz
66M 33M
BUFFERS
to/from (1/3)
A-P.C.Board
VARIABLE
AUDIO OUT
AUDIO OUT
SERIAL
COMPUTER
AUDIO IN
AUDIO IN
2
2
WL2
4
8
9
9
10
11
11
12
13
14
15
16
13
14
15
16
17
18
19
R
L
A-P.C.Board
A13
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
12.2. A-P.C.Board (2/6)
A-P.C.Board (2/6) 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
49
Click on the first or last page to see other 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 manuals if exist.