6.
Block Diagrams, Test Point Overviews, and Waveforms
Block Diagram ASSOS Chassis
CN20
CN21
CN18
STD
BY
5V
5V S
T
D
12V
Back
light
O
n/Off
Back
light
D
im
m
S300
CN7
IDTV CHASSIS DIAGRAM
POWER BOARD
MAIN BOARD ASSOS
LCD
PANEL
SIDE
AV
MULTI
BUTTON
IR
24 V
24 V
Back
light
D
im
m
Back
light
O
n/Off
220 V AC
CN17
*
CN16
*
CN15
*
CN19
*
J7
CN4
Speaker
Service
CN5
CN24
Dyn. Cont.
LVDS
*
CN15-16-17-19 are for optional DVB connections
H_17490_019.ep
s
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