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Plasma TV
PDP-4270XA
Service manual
Signal Block Diagram - Pioneer PDP-4270XA Service Manual
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:
Operating instructions manual
(267 pages)
,
Brochure
(88 pages)
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Contents
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1
4.12 SIGNAL BLOCK DIAGRAM
A
Antenna
Input
TANSHI ASSY
AUDIO_OUT_L/R
Audio Output
AIR_L/R
SCART_V
Input1
B
MUTE1
MON_OUT_L/R
MUTE2
Input2
MON_OUT_V
LINK_IO
MON_OUT_L/R
MUTE3
MON_OUT_V
C
Input3
PDP-427XD,
PDP-427XA ONLY
PC Input
SUB WOOFER
SR_OUT
Input2
Component
D
SIDE ASSY
Input5 for
PDP-427XD
PDP-427XA
Input4 for
PDP-4270XD
PDP-4270XA
Head
Phone
PDP-427XD,
PDP-427XA ONLY
E
PC ASSY
PC Input
TXD/RXD
RS232C
Antenna
Input
Antenna
Output
F
Digital Audio
56
1
2
U4501
AXF1172(Frontend)
IC4501
MSP3417G
L/R
L/R
Y/C
IC4701
R2S11002FT
(AVSW)
L/R
Y/C
PC_L/R
SW_L/R
HP_L/R
L/R
Y/C
Input1_RGB
Input3_RGB
RAPID_SW1
IC4901
RAPID_SW3
R2S11001FT
(RGBSW)
Input2_Y/Pb/Pr
PC_RGB
PC_H/V
Digital Terrestrial
Board
R07 DT ASSY
PDP-427XD
2
3
SDA_AIR
SCL_AIR
SDA_AV
SCL_AV
MSP_RST
SDA_AV
SCL_AV
GY_SG
RCR_SG
BCB_SG
GY_SG
SDA_AV
SCL_AV
SR_OUT
IC8301
HD64F3684FP
(IF UCOM)
232C_DET
KEY_AD1
KEY_AD2
REM
LED IR
SIDE KEY
ASSY
ASSY
PDP-4270XD,
PDP-427XD
ONLY
3
4
Analog Audio signal
Analog Video signal
Component signal
Digital Video signal
Digital Audio signal
Synchronized signal
Data signal
Control signal
RF signal
SDA_TXT
SCL_TXT
IC4601
VY_TXT
SDA6000
(TEXTUCOM)
BLK_TXT
MAIN_Y/C
GY_MVDEC
BCB_MVDEC
IC5101
RCR_MVDEC
UPD64015AGM
(MAIN VDEC)
FB_MVDEC
SDA_MA
SCL_MA
EXDIO_VDEC
EXA_VDEC
IC5102
EDS1616AGTA
(SDRAM)
PDP-427XD,
PDP-427XA ONLY
SUB_Y/C
IC5103
SDA_MA
TVP5150AM1PBS
SCL_MA
(SUB VDEC)
HDMI_RCH/LCH
A_MUTE
SDA_MA
SCL_MA
IC5301
AD9985KSTZ
(ADC)
RCR_AD
BCB_AD
CLP_PLS1
GY_AD
CLP_PLS2
SDA_TXT
SCL_TXT
TXD/RXD_IF
TXD_DT
RXD_DT
LED_ON
LED_OFF
LED_REC
LED_MDM
42 & 60 LED
ASSY
4
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This manual is also suitable for:
Pdp-427xa
Pdp-427xd
Pdp-4270xd
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