Pioneer 434CMX Service Manual - Page 31

Digital Video Assy, Hd, Vd, Clk, De, Y Drive, Panel Sensor Assy, Address Assy, Power Supply Assy - model pdp

Page 31 highlights

5 6 7 8 3.1.6 DIGITAL VIDEO ASSY Works by passive standby power CN5001 DIGITAL VIDEO ASSY (R,G,B) x10bit x2 HD, VD, CLK, DE Works by active standby power LVDS Xt al OR OR 1.5V 3.3V RST RST IC IC OR IC4 EMG THEATER MANTA TCK TMS TRST TDI TDO RST FLASH ROM Sequence data JTAG & FLASH writing MASK circuit (ADR_PD) MUTE From RGB ASSY 3STATE RST2 IC4_RST TXD CLK IC4_CE RXD IC4_BUSY REQ_IC4 PSIZE EEPRST E_SCL E_SDA EEP ROM VD_IN WE_IC4 Excepting panel module RXD0 TXD0 REQ MODEL ADR_PD SCAN_PD YDRV_PD YRES_PD YDC_PD IC5V_PD XSUS_PD XDC_PD XDRV_PD PS_PD DCC_PD Xt al OR B_SCL/ B_SDA MRAC_DET MODULE UCOM IC5201 MODE DC- DC CONV. PSW_D YDRV_UC XDRV_UC PD_MUTE BUSY RXD1 CLK1 PD MUTE Writing OR CNVSS TXD1 RESET AND TEMP1 3.3V RST IC VOFS VSUS 43 ADDRESS ASSY x8 IC5 PANEL SIZE EMG 43 Y DRIVE ASSY SCAN ASSY MUTE PD PD PD PD PD Connector disconnection detection Vofs 43 X DRIVE ASSY MUTE PD PD PD Connector disconnection detection PANEL SENSOR ASSY Thermal sensor AC_DET DRIVE_OFF PD_TRG RELAY PD LED P8 POWER SUPPLY ASSY STB_MT STB3.3V Power DRIVE OFF AC_DET AC-OFF Det. 5 RELAY CONTROL POWER ON RELAY OR Each PD Vsus PDP-434CMX 6 7 Video signal Sync. signal 3-wire serial down 3-wires serial up Signal for JTAG Parallel bus IIC communication Asynchronous serial down Asynchronous serial up Others 8 From RGB ASSY A B C D E F 31

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PDP-434CMX
31
5
6
7
8
5
6
7
8
C
D
F
A
B
E
3.1.6
DIGITAL VIDEO ASSY
MODULE UCOM
IC4
MANTA
FLASH
ROM
1.5V
RST
IC
EEP
ROM
3.3V
RST
IC
MUTE
PD
OR
3.3V
RST
IC
TXD
CLK
IC4_CE
RXD
IC4_BUSY
REQ_IC4
WE_IC4
TXD0
RXD0
E_SCL
E_SDA
TEMP1
REQ
POWER ON
MUTE
OR
RELAY CONTROL
Vsus
RELAY
DC- DC
CONV.
MUTE
STB3.3V
Power
RESET
RST2
OR
Writing
&
writing
TDO
OR
Each
PD
PD
LED
PD_TRG
DRIVE
OFF
DRIVE_OFF
Sequence data
IC5
OR
IC4_RST
RST
MODE
MODEL
THEATER
EEPRST
TCK TMS
TRST TDI
AC_DET
PD
PD
circuit
PD
OR
MUTE
PD_MUTE
ADR_PD
SCAN_PD
YDRV_PD
YRES_PD
YDC_PD
IC5V_PD
XSUS_PD
XDC_PD
XDRV_PD
PS_PD
DCC_PD
Xtal
Xtal
AND
BUSY
RXD1
CLK1
CNVSS
TXD1
PANEL
SIZE
PSIZE
Vofs
YDRV_UC
XDRV_UC
AC_DET
EMG
Det.
STB_MT
Excepting panel module
Video signal
Sync. signal
IIC communication
3-wire serial down
Others
MRAC_DET
B_SCL/ B_SDA
VOFS
VSUS
VD_IN
PSW_D
EMG
DIGITAL VIDEO ASSY
IC5201
HD, VD, CLK, DE
Works by passive standby power
Works by active standby power
43 Y DRIVE
ASSY
43 X DRIVE
ASSY
PANEL SENSOR ASSY
43 ADDRESS ASSY
x8
SCAN
ASSY
POWER SUPPLY ASSY
CN5001
P8
From RGB ASSY
From RGB
ASSY
(R,G,B) x10bit x2
PD
PD
PD
PD
PD
3-wires serial up
Parallel bus
Asynchronous serial down
Asynchronous serial up
Signal for JTAG
MASK
(ADR_PD)
FLASH
JTAG
3STATE
AC-OFF
RELAY
Connector
disconnection
detection
Connector
disconnection
detection
Thermal
sensor
LVDS