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LC-28HM2
AN-28SP2
PRINTED WIRING BOARD BLOCK DIAGRAM (DISPLAY)
H
Æ PWB Block Diagram (Display)
H. V.
G
CONDENSER
H. V.
CONDENSER
F
E
Æ Main Unit
D
Buffer f or source
Buffer f or source
C
B
A
1
HIGH
VOLTAGE
BLOCK
DC/DC
UNIT
POWER
SUPPLY
110-120V/220-240V
Buffer f or source
FPGA ROM
Picture decorder
SYSTEM CONNECTOR
2
3
MAIN UNIT
BOSE
AMP
POWER
UNIT
SYSTEM
SPEAKER
Buffer f or source
Buffer f or source
MPU for dis play
MPU OSC
LCD panel control
G/A
G/A
Crystal
DC/DC power output
P2001
DC Voltage
Picture(digital)
Audio(analog)
SIGNAL
4
56
INVERTER
GND
UNIT
INVERTER
GND
UNIT
Control key INPUT
Buffer f or source
REFERENCE
VOLA TGE
BLOCK
Gate Connector
SOUND BLOCK
LAMP ERROR
DETECT BLOCK
AMP PWB
Remote control
5
6
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