Service manual

37
2. DMD driver board that transfer PW166 scaler output RGB888 signal to DMD chip acceptable
signal for driving DMD mirror operation. The relate diagram as below:
DDP 1000
DMD Chip
(0.6 SVGA
DDR)
Front End
Circuit
RAMBUS CLOCK
GEN
RAMBUS RDRAM
MOTOR DRIVER
SR16C
DMD
RESET DRIVER
100MHz
60MHz
Voltage
GEN
CLK
VBIAS
VRST
VCC2
MBRST
(15:0)
VCC2
Control Signal
CWY(1:3)
CWCTR
COLOR Drum
DATA , CONTROL,60MHz
SENSOR BOARD
DATA-GY(7:0),RV(7:0),BU(7:0)
VSync,HSync,ACTDATA
PIXEL CLOCK(CLKIN)
Resetz,Poweron
LampLitz
Data &
Address
400mHz
CWindex
Control Signal
RGB888 Signal
ThERMAL IC
SENSOR
Power(12V,5V,2.5V)
12V,5V,2.5V
AD Converter
Scaler (memory +cpu+osd)
Regulator(3.3v)
EEPROM
(16K bit)
From Power Supply
To DMD Driver
To DMD Driver
To DMD Driver
Video Decoder
S-Video& RCA input
D-Sub Input
Color Wheel