9-7
Video section flowchart
Reproduced video does not appear right
Yes
Is the FL display/LED display correct?
No
To Main flowchart
Yes
Is the drive operating properly?
No
To Drive flowchart
Yes
Check the input power
No
IC1003 pin 13 :+5V
Yes
Are video signals input to IC1003
No
Check the writting from IC101
Pin1 CVBS signal
Pin3 Y signal
Yes
Are control signals input to IC1003?
No
Check the writting from IC101
IC1003 pin6 and pin7(MUTE1 & MUTE2)
( +3.3V)
Yes
Is a video signal output from
IC1003
?
No
Replace IC1003
Yes
Is a signal output from each Video output
connector?
No
Check output resistors
(
R1031,R1030,R1029,R1032,R1033,R1034,R1035 and
R1028,R1043,R1044,R1045,R1046)
Check the pin jack block
To Power (System) flowchart
Pin 14
CVBS
signal
Pin12
Y
signal
BDP-S485