2. Analog video
Perform the operation below beforehand.
b
Check it whether connection cable and Monitor are normal.
b
VIDEO Convert is set to ON.
b
Setting as follows.
V : SAT
COMPONENT : SAT
MONITOR OUT (CVBS/Cmponent/HDMI) output NG
Input
CVBS
To A
Input
COMPONENT
Input
CVBS,COMPONENT
A
Check of the I2C control signal for video selector IC
(IC511).
I2C(SCL) : BN21A-9 pin (AVSCL)
I2C(SDA) : BN21A-7 pin (AVSDA)
(DIGITAL PCB)
Does the signal input to the video decoder(IC351)?
V
: R3527
COMPONENT-Y
: R3530
COMPONENT-Cb : R3528
COMPONENT-Cr
: R3529
(DIGITAL PCB)
· Defective connection of FRONT CNT PCB.
(CN21A)
VIDEO PCB faulty. ⇒ B
· Defective connection of SIDE CNT PCB (BN77D).
· REGULATOR (XLR) PCB flaw.
DIGITAL PCB faulty.
Is the power voltage being output correctly?
V+5V : CN28B-6 pin
V-5V : CN28B-8 pin
(SIDE CNT PCB)
· CVBS Monitor Out is NG
COMPONENT Monitor Out is NG ⇒ To B
· HDMI Out is NG ⇒
To Troubleshooting "HDMI/DVI"
NO
NO
NO
YES
YES
YES
96
Содержание AV7702mkII
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Страница 192: ...FLD GP1261AI FRONT FLT4400 PIN CONNECTION PATTERN DETAIL 192 ...
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