InFocus LP340B User Manual

LP340/340B/350 Service Manual 103
LP350 / LP340 / LP340B Block Diagram
I
2
C
Power Supply
Coldfire
Microprocessor
D-24b RGB
Micronas
Video
Decoder
Bus
Formatter section
" Bias setting ICs
" Color wheel
motor control
" Frame formatting
PS/Controller
connector
+3.3V
Onboard
keypad
Key interrupt
Key scan
IR receiver
Audio
Processor
Audio
Circuit
EQ/LIM
Audio
Amplifier
CableWizard
Connector
L+R Audio
L+R
Internal
speaker
Hsync
Vsync
SVHS
Composite
Keypad
I
2
C
+5V
+12V
-8.5V
+3.3V
Lamp
enable
5V
Lamp
Lit
3V
Lamp
Lamp HV
Reset
Stereo TV
audio input
Computer
stereo input
R
L
R
L
TX
Lamp
Lit
Lamp
Enable
DMD
Power OK
Lamp Lit
PS temp
Color Wheel
sensor
Keypad
Microcontroller
Flash, SDRAM,
EEPROM Memory
Sync
M1 digital or
analog connector
RX
Genisis
Deinterlacer
Analog to
Digital
Converter
Swift
Analog
ASIC
RGB
RGB
DVI
Receiver
Digital to
Analog
Converter
Speed
control
Lamp blower
80mm fan
60mm fan
+5V
+12V
Thermal
Switch
Safety
interlock
TX
Rotor stuck
Rotor stuck
Buzzard
ASIC
Image processing
USB
Digital Video Bus
PLL
Vclock

InFocus LP340B Specifications

General

Brand	InFocus
Model	LP340B
Category	Projector
Language	English