4-8
BRC-300/300P
BRU-300/300P
Connect the
camera block referring
to section 3-2-2.
Is the image normal ?
Is the LDVS
waveform output when
measured at the both ends
of C2030 to C2033 on
the IF-944 board ?
Yes
Are the video
signals correctly input
to CN2001, and the sync
signals to CN2002 on
the IF-944 board ?
No
Yes
No
IF-944 board failure
(IC2002 or the peripheral
circuit)
Replace the defective
parts or the IF-944 board.
Yes
Does
+
5 V exist in
pin 2 of IC2006, and
+
3.3 V in pin 2 of IC2007
on the IF-944 board ?
Yes
No
No
Is the pin 32 level of
IC2002 set to “H” on the
IF-944 board ?
No
Yes
IF-944 board failure
(IC2008 or the peripheral
circuit)
Replace the defective
parts or the IF-944 board.
IF-944 board failure
(IC2006, IC2007, or the
peripheral circuit)
Replace the defective
parts or the IF-944 board.
Camera block failure
Go to b-1
No
Is the FFC correctly
connected between
the IF-944 and
CC boards ?
Yes
Connect the FFC correctly
between the IF-944 board
and CC board.
Camera block failure
Go to b-1
Go to
2
(Next page)
FFC: Flexible flat cable
a-6
a-6.
Image is distorted.
